merge upstream

Reviewed-on: LeenkxTeam/LNXSDK#110

.gitattributes

@@ -0,0 +1,2 @@
+*.hdr binary
+blender/lnx/props.py ident

.gitignore

@@ -0,0 +1,3 @@
+__pycache__/
+*.pyc
+*.DS_Store

Kha/Backends/Kinc-HL/hl/include/mbedtls/library/entropy_poll.c

@@ -18,7 +18,7 @@
  *
  *  This file is part of mbed TLS (https://tls.mbed.org)
  */
-
+#define _GNU_SOURCE
 #if !defined(MBEDTLS_CONFIG_FILE)
 #include "mbedtls/config.h"
 #else

Kha/Backends/Kinc-HL/kfile.js

@@ -9,6 +9,7 @@ if (platform == Platform.OSX) project.addDefine('KORE_DEBUGDIR="osx-hl"');
 if (platform == Platform.iOS) project.addDefine('KORE_DEBUGDIR="ios-hl"');
 if (platform !== Platform.Windows || audio !== AudioApi.DirectSound) {
 	project.addDefine('KORE_MULTITHREADED_AUDIO');
+	project.addDefine('KINC_MULTITHREADED_AUDIO');
 }
 
 project.addDefine('KORE');

Kha/Backends/Kinc-HL/kha/graphics4/FragmentShader.hx

@@ -1,16 +1,55 @@
 package kha.graphics4;
-
+using StringTools;
 import kha.Blob;
 
 class FragmentShader {
 	public var _shader: Pointer;
 
 	public function new(sources: Array<Blob>, files: Array<String>) {
-		initShader(sources[0]);
+		//initShader(sources[0]);
+		var shaderBlob: Blob = null;
+		var shaderFile: String = null;
+
+		#if kha_opengl
+		final expectedExtension = ".glsl";
+		#elseif kha_direct3d11
+		final expectedExtension = ".d3d11";
+		#elseif kha_direct3d12
+		final expectedExtension = ".d3d12";
+		#elseif kha_metal
+		final expectedExtension = ".metal";
+		#elseif kha_vulkan
+		final expectedExtension = ".spirv";
+		#else
+		final expectedExtension = ".glsl";
+		#end
+
+		if (sources != null && files != null) {
+			for (i in 0...files.length) {
+				if (files[i].endsWith(expectedExtension)) {
+					shaderBlob = sources[i];
+					shaderFile = files[i];
+					break;
+				}
+			}
+		}
+
+		if (shaderBlob == null && sources != null && sources.length > 0) {
+			trace('Warning: Could not find shader with extension ${expectedExtension}. Falling back to sources[0]: ${files != null && files.length > 0 ? files[0] : "Unknown"}');
+			shaderBlob = sources[0];
+		}
+
+		if (shaderBlob != null) {
+			initShader(shaderBlob);
+		} else {
+			trace('Error: No suitable fragment shader source found!');
+		}
+
 	}
 
 	function initShader(source: Blob): Void {
-		_shader = kinc_create_fragmentshader(source.bytes.getData(), source.bytes.getData().length);
+		//_shader = kinc_create_fragmentshader(source.bytes.getData(), source.bytes.getData().length);
+		_shader = kinc_create_fragmentshader(source.bytes.getData(), source.length); // Use source.length here
 	}
 
 	public static function fromSource(source: String): FragmentShader {

Kha/Backends/Kinc-HL/kinc-bridge/compute.c.h

@@ -1,179 +1,38 @@
-#include <kinc/compute/compute.h>
+#include <kinc/graphics4/compute.h>
 #include <kinc/graphics4/texture.h>
 
 #include <hl.h>
 
 vbyte *hl_kinc_compute_create_shader(vbyte *data, int length) {
-	kinc_compute_shader_t *shader = (kinc_compute_shader_t *)malloc(sizeof(kinc_compute_shader_t));
-	kinc_compute_shader_init(shader, data, length);
+	kinc_g4_compute_shader *shader = (kinc_g4_compute_shader *)malloc(sizeof(kinc_g4_compute_shader));
+	kinc_g4_compute_shader_init(shader, data, length);
 	return (vbyte *)shader;
 }
 
 void hl_kinc_compute_delete_shader(vbyte *shader) {
-	kinc_compute_shader_t *sh = (kinc_compute_shader_t *)shader;
-	kinc_compute_shader_destroy(sh);
+	kinc_g4_compute_shader *sh = (kinc_g4_compute_shader *)shader;
+	kinc_g4_compute_shader_destroy(sh);
 	free(sh);
 }
 
 vbyte *hl_kinc_compute_get_constantlocation(vbyte *shader, vbyte *name) {
-	kinc_compute_shader_t *sh = (kinc_compute_shader_t *)shader;
-	kinc_compute_constant_location_t *location = (kinc_compute_constant_location_t *)malloc(sizeof(kinc_compute_constant_location_t));
-	*location = kinc_compute_shader_get_constant_location(sh, (char *)name), sizeof(kinc_compute_constant_location_t);
+	kinc_g4_compute_shader *sh = (kinc_g4_compute_shader *)shader;
+	kinc_g4_constant_location_t *location = (kinc_g4_constant_location_t *)malloc(sizeof(kinc_g4_constant_location_t));
+	*location = kinc_g4_compute_shader_get_constant_location(sh, (char *)name);
 	return (vbyte *)location;
 }
 
 vbyte *hl_kinc_compute_get_textureunit(vbyte *shader, vbyte *name) {
-	kinc_compute_shader_t *sh = (kinc_compute_shader_t *)shader;
-	kinc_compute_texture_unit_t *unit = (kinc_compute_texture_unit_t *)malloc(sizeof(kinc_compute_texture_unit_t));
-	*unit = kinc_compute_shader_get_texture_unit(sh, (char *)name), sizeof(kinc_compute_texture_unit_t);
+	kinc_g4_compute_shader *sh = (kinc_g4_compute_shader *)shader;
+	kinc_g4_texture_unit_t *unit = (kinc_g4_texture_unit_t *)malloc(sizeof(kinc_g4_texture_unit_t));
+	*unit = kinc_g4_compute_shader_get_texture_unit(sh, (char *)name);
 	return (vbyte *)unit;
 }
 
-void hl_kinc_compute_set_bool(vbyte *location, bool value) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_bool(*loc, value);
+void hl_kinc_set_compute_shader(vbyte *shader) {
+	kinc_g4_set_compute_shader((kinc_g4_compute_shader *)shader);
 }
 
-void hl_kinc_compute_set_int(vbyte *location, int value) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_int(*loc, value);
-}
-
-void hl_kinc_compute_set_float(vbyte *location, float value) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_float(*loc, value);
-}
-
-void hl_kinc_compute_set_float2(vbyte *location, float value1, float value2) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_float2(*loc, value1, value2);
-}
-
-void hl_kinc_compute_set_float3(vbyte *location, float value1, float value2, float value3) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_float3(*loc, value1, value2, value3);
-}
-
-void hl_kinc_compute_set_float4(vbyte *location, float value1, float value2, float value3, float value4) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_float4(*loc, value1, value2, value3, value4);
-}
-
-void hl_kinc_compute_set_floats(vbyte *location, vbyte *values, int count) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_compute_set_floats(*loc, (float *)values, count);
-}
-
-void hl_kinc_compute_set_matrix(vbyte *location, float _00, float _10, float _20, float _30, float _01, float _11, float _21, float _31, float _02, float _12,
-                                float _22, float _32, float _03, float _13, float _23, float _33) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_matrix4x4_t value;
-	kinc_matrix4x4_set(&value, 0, 0, _00);
-	kinc_matrix4x4_set(&value, 0, 1, _01);
-	kinc_matrix4x4_set(&value, 0, 2, _02);
-	kinc_matrix4x4_set(&value, 0, 3, _03);
-	kinc_matrix4x4_set(&value, 1, 0, _10);
-	kinc_matrix4x4_set(&value, 1, 1, _11);
-	kinc_matrix4x4_set(&value, 1, 2, _12);
-	kinc_matrix4x4_set(&value, 1, 3, _13);
-	kinc_matrix4x4_set(&value, 2, 0, _20);
-	kinc_matrix4x4_set(&value, 2, 1, _21);
-	kinc_matrix4x4_set(&value, 2, 2, _22);
-	kinc_matrix4x4_set(&value, 2, 3, _23);
-	kinc_matrix4x4_set(&value, 3, 0, _30);
-	kinc_matrix4x4_set(&value, 3, 1, _31);
-	kinc_matrix4x4_set(&value, 3, 2, _32);
-	kinc_matrix4x4_set(&value, 3, 3, _33);
-	kinc_compute_set_matrix4(*loc, &value);
-}
-
-void hl_kinc_compute_set_matrix3(vbyte *location, float _00, float _10, float _20, float _01, float _11, float _21, float _02, float _12, float _22) {
-	kinc_compute_constant_location_t *loc = (kinc_compute_constant_location_t *)location;
-	kinc_matrix3x3_t value;
-	kinc_matrix3x3_set(&value, 0, 0, _00);
-	kinc_matrix3x3_set(&value, 0, 1, _01);
-	kinc_matrix3x3_set(&value, 0, 2, _02);
-	kinc_matrix3x3_set(&value, 1, 0, _10);
-	kinc_matrix3x3_set(&value, 1, 1, _11);
-	kinc_matrix3x3_set(&value, 1, 2, _12);
-	kinc_matrix3x3_set(&value, 2, 0, _20);
-	kinc_matrix3x3_set(&value, 2, 1, _21);
-	kinc_matrix3x3_set(&value, 2, 2, _22);
-	kinc_compute_set_matrix3(*loc, &value);
-}
-
-void hl_kinc_compute_set_texture(vbyte *unit, vbyte *texture, int access) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_texture_t *tex = (kinc_g4_texture_t *)texture;
-	kinc_compute_set_texture(*u, tex, (kinc_compute_access_t)access);
-}
-
-void hl_kinc_compute_set_target(vbyte *unit, vbyte *renderTarget, int access) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_render_target_t *rt = (kinc_g4_render_target_t *)renderTarget;
-	kinc_compute_set_render_target(*u, rt, (kinc_compute_access_t)access);
-}
-
-void hl_kinc_compute_set_sampled_texture(vbyte *unit, vbyte *texture) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_texture_t *tex = (kinc_g4_texture_t *)texture;
-	kinc_compute_set_sampled_texture(*u, tex);
-}
-
-void hl_kinc_compute_set_sampled_target(vbyte *unit, vbyte *renderTarget) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_render_target_t *rt = (kinc_g4_render_target_t *)renderTarget;
-	kinc_compute_set_sampled_render_target(*u, rt);
-}
-
-void hl_kinc_compute_set_sampled_depth_target(vbyte *unit, vbyte *renderTarget) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_render_target_t *rt = (kinc_g4_render_target_t *)renderTarget;
-	kinc_compute_set_sampled_depth_from_render_target(*u, rt);
-}
-
-void hl_kinc_compute_set_sampled_cubemap_texture(vbyte *unit, vbyte *texture) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_texture_t *tex = (kinc_g4_texture_t *)texture;
-	kinc_compute_set_sampled_texture(*u, tex);
-}
-
-void hl_kinc_compute_set_sampled_cubemap_target(vbyte *unit, vbyte *renderTarget) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_render_target_t *rt = (kinc_g4_render_target_t *)renderTarget;
-	kinc_compute_set_sampled_render_target(*u, rt);
-}
-
-void hl_kinc_compute_set_sampled_cubemap_depth_target(vbyte *unit, vbyte *renderTarget) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_g4_render_target_t *rt = (kinc_g4_render_target_t *)renderTarget;
-	kinc_compute_set_sampled_depth_from_render_target(*u, rt);
-}
-
-void hl_kinc_compute_set_texture_parameters(vbyte *unit, int uAddressing, int vAddressing, int minificationFilter, int magnificationFilter, int mipmapFilter) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_compute_set_texture_addressing(*u, KINC_G4_TEXTURE_DIRECTION_U, (kinc_g4_texture_addressing_t)uAddressing);
-	kinc_compute_set_texture_addressing(*u, KINC_G4_TEXTURE_DIRECTION_V, (kinc_g4_texture_addressing_t)vAddressing);
-	kinc_compute_set_texture_minification_filter(*u, (kinc_g4_texture_filter_t)minificationFilter);
-	kinc_compute_set_texture_magnification_filter(*u, (kinc_g4_texture_filter_t)magnificationFilter);
-	kinc_compute_set_texture_mipmap_filter(*u, (kinc_g4_mipmap_filter_t)mipmapFilter);
-}
-
-void hl_kinc_compute_set_texture3d_parameters(vbyte *unit, int uAddressing, int vAddressing, int wAddressing, int minificationFilter, int magnificationFilter,
-                                              int mipmapFilter) {
-	kinc_compute_texture_unit_t *u = (kinc_compute_texture_unit_t *)unit;
-	kinc_compute_set_texture3d_addressing(*u, KINC_G4_TEXTURE_DIRECTION_U, (kinc_g4_texture_addressing_t)uAddressing);
-	kinc_compute_set_texture3d_addressing(*u, KINC_G4_TEXTURE_DIRECTION_V, (kinc_g4_texture_addressing_t)vAddressing);
-	kinc_compute_set_texture3d_addressing(*u, KINC_G4_TEXTURE_DIRECTION_W, (kinc_g4_texture_addressing_t)wAddressing);
-	kinc_compute_set_texture3d_minification_filter(*u, (kinc_g4_texture_filter_t)minificationFilter);
-	kinc_compute_set_texture3d_magnification_filter(*u, (kinc_g4_texture_filter_t)magnificationFilter);
-	kinc_compute_set_texture3d_mipmap_filter(*u, (kinc_g4_mipmap_filter_t)mipmapFilter);
-}
-
-void hl_kinc_compute_set_shader(vbyte *shader) {
-	kinc_compute_set_shader((kinc_compute_shader_t *)shader);
-}
-
-void hl_kinc_compute_compute(int x, int y, int z) {
-	kinc_compute(x, y, z);
+void hl_kinc_compute(int x, int y, int z) {
+	kinc_g4_compute(x, y, z);
 }

Kha/Backends/Kinc-HL/kinc-bridge/kinc.c.h

@@ -42,8 +42,8 @@ static void update(void *data) {
 
 static bool mixThreadregistered = false;
 
-static void mix(kinc_a2_buffer_t *buffer, int samples) {
-#ifdef KORE_MULTITHREADED_AUDIO
+static void mix(kinc_a2_buffer_t *buffer, uint32_t samples, void *userdata) {
+#ifdef KINC_MULTITHREADED_AUDIO
 	if (!mixThreadregistered) {
 		vdynamic *ret;
 		hl_register_thread(&ret);
@@ -54,16 +54,18 @@ static void mix(kinc_a2_buffer_t *buffer, int samples) {
 
 	audioCallCallback(samples);
 
-	for (int i = 0; i < samples; ++i) {
-		float value = audioReadSample();
-		*(float *)&buffer->data[buffer->write_location] = value;
-		buffer->write_location += 4;
+	for (uint32_t i = 0; i < samples; i += 2) {
+		float left_value = audioReadSample();
+		float right_value = audioReadSample();
+		*(float *)&buffer->channels[0][buffer->write_location] = left_value;
+		*(float *)&buffer->channels[1][buffer->write_location] = right_value;
+		buffer->write_location += 1;
 		if (buffer->write_location >= buffer->data_size) {
 			buffer->write_location = 0;
 		}
 	}
 
-#ifdef KORE_MULTITHREADED_AUDIO
+#ifdef KINC_MULTITHREADED_AUDIO
 	hl_blocking(false);
 #endif
 }
@@ -92,9 +94,9 @@ void hl_init_kore(vbyte *title, int width, int height, int samplesPerPixel, bool
 void hl_kinc_init_audio(vclosure *callCallback, vclosure *readSample, int *outSamplesPerSecond) {
 	audioCallCallback = *((FN_AUDIO_CALL_CALLBACK *)(&callCallback->fun));
 	audioReadSample = *((FN_AUDIO_READ_SAMPLE *)(&readSample->fun));
-	kinc_a2_set_callback(mix);
 	kinc_a2_init();
-	*outSamplesPerSecond = kinc_a2_samples_per_second;
+	kinc_a2_set_callback(mix, NULL);
+	*outSamplesPerSecond = kinc_a2_samples_per_second();
 }
 
 void hl_run_kore(void) {

Kha/Backends/Kinc-HL/kinc-bridge/system.c.h

@@ -94,11 +94,11 @@ void hl_kinc_system_load_url(vbyte *url) {
 }
 
 vbyte *hl_kinc_get_gamepad_id(int index) {
-	return (vbyte*)kinc_gamepad_product_name(index);
+	return (vbyte *)kinc_gamepad_product_name(index);
 }
 
 vbyte *hl_kinc_get_gamepad_vendor(int index) {
-	return (vbyte*)kinc_gamepad_vendor(index);
+	return (vbyte *)kinc_gamepad_vendor(index);
 }
 
 bool hl_kinc_gamepad_connected(int index) {
@@ -137,12 +137,12 @@ void hl_kinc_register_pen(vclosure *penDown, vclosure *penUp, vclosure *penMove)
 	kinc_pen_set_move_callback(*((FN_PEN_MOVE *)(&penMove->fun)));
 }
 
-typedef void (*FN_GAMEPAD_AXIS)(int, int, float);
-typedef void (*FN_GAMEPAD_BUTTON)(int, int, float);
+typedef void (*FN_GAMEPAD_AXIS)(int, int, float, void *);
+typedef void (*FN_GAMEPAD_BUTTON)(int, int, float, void *);
 
 void hl_kinc_register_gamepad(vclosure *gamepadAxis, vclosure *gamepadButton) {
-	kinc_gamepad_set_axis_callback(*((FN_GAMEPAD_AXIS *)(&gamepadAxis->fun)));
-	kinc_gamepad_set_button_callback(*((FN_GAMEPAD_BUTTON *)(&gamepadButton->fun)));
+	kinc_gamepad_set_axis_callback(*((FN_GAMEPAD_AXIS *)(&gamepadAxis->fun)), NULL);
+	kinc_gamepad_set_button_callback(*((FN_GAMEPAD_BUTTON *)(&gamepadButton->fun)), NULL);
 }
 
 typedef void (*FN_TOUCH_START)(int, int, int);

Kha/Backends/Krom/Krom.hx

@@ -80,6 +80,7 @@ extern class Krom {
 	static function unloadImage(image: kha.Image): Void;
 	static function loadSound(file: String): Dynamic;
 	static function writeAudioBuffer(buffer: js.lib.ArrayBuffer, samples: Int): Void;
+	static function getSamplesPerSecond(): Int;
 	static function loadBlob(file: String): js.lib.ArrayBuffer;
 
 	static function init(title: String, width: Int, height: Int, samplesPerPixel: Int, vSync: Bool, windowMode: Int, windowFeatures: Int, kromApi: Int): Void;
@@ -115,6 +116,7 @@ extern class Krom {
 	static function screenDpi(): Int;
 	static function systemId(): String;
 	static function requestShutdown(): Void;
+	static function displayFrequency(): Int;
 	static function displayCount(): Int;
 	static function displayWidth(index: Int): Int;
 	static function displayHeight(index: Int): Int;

Kha/Backends/Krom/kha/Display.hx

@@ -79,7 +79,7 @@ class Display {
 	public var frequency(get, never): Int;
 
 	function get_frequency(): Int {
-		return 60;
+		return Krom.displayFrequency();
 	}
 
 	public var pixelsPerInch(get, never): Int;

Kha/Backends/Krom/kha/SystemImpl.hx

@@ -171,8 +171,9 @@ class SystemImpl {
 		Krom.setGamepadAxisCallback(gamepadAxisCallback);
 		Krom.setGamepadButtonCallback(gamepadButtonCallback);
 
-		kha.audio2.Audio._init();
+		kha.audio2.Audio.samplesPerSecond = Krom.getSamplesPerSecond();
 		kha.audio1.Audio._init();
+		kha.audio2.Audio._init();
 		Krom.setAudioCallback(audioCallback);
 
 		Scheduler.start();
@@ -207,7 +208,7 @@ class SystemImpl {
 	}
 
 	public static function getRefreshRate(): Int {
-		return 60;
+		return Krom.displayFrequency();
 	}
 
 	public static function getSystemId(): String {

Kha/Backends/Krom/kha/audio2/Audio.hx

@@ -10,8 +10,7 @@ class Audio {
 
 	public static function _init() {
 		var bufferSize = 1024 * 2;
-		buffer = new Buffer(bufferSize * 4, 2, 44100);
-		Audio.samplesPerSecond = 44100;
+		buffer = new Buffer(bufferSize * 4, 2, samplesPerSecond);
 	}
 
 	public static function _callCallback(samples: Int): Void {
@@ -32,11 +31,11 @@ class Audio {
 		}
 	}
 
-	public static function _readSample(): Float {
+	public static function _readSample(): FastFloat {
 		if (buffer == null)
 			return 0;
 		var value = buffer.data.get(buffer.readLocation);
-		buffer.readLocation += 1;
+		++buffer.readLocation;
 		if (buffer.readLocation >= buffer.size) {
 			buffer.readLocation = 0;
 		}

Kha/Backends/Krom/kha/krom/Graphics.hx

@@ -59,7 +59,7 @@ class Graphics implements kha.graphics4.Graphics {
 	}
 
 	public function refreshRate(): Int {
-		return 60;
+		return Krom.displayFrequency();
 	}
 
 	public function clear(?color: Color, ?depth: Float, ?stencil: Int): Void {

Kha/Kinc/Backends/System/Linux/Sources/kinc/backend/sound.c.h

@@ -34,22 +34,46 @@ void copySample(void *buffer) {
 }
 
 int playback_callback(snd_pcm_sframes_t nframes) {
-	int err = 0;
-	if (kinc_a2_internal_callback(&a2_buffer, nframes)) {
-		int ni = 0;
-		while (ni < nframes) {
-			int i = 0;
-			for (; ni < nframes && i < 4096 * 2; ++i, ++ni) {
-				copySample(&buf[i * 2]);
-			}
-			int err2;
-			if ((err2 = snd_pcm_writei(playback_handle, buf, i)) < 0) {
-				fprintf(stderr, "write failed (%s)\n", snd_strerror(err2));
-			}
-			err += err2;
-		}
-	}
-	return err;
+    int err = 0; 
+    if (kinc_a2_internal_callback(&a2_buffer, nframes)) {
+        int ni = 0;
+        while (ni < nframes) {
+            int i = 0;
+            for (; ni < nframes && i < 4096; ++i, ++ni) {
+                copySample(&buf[i * 2]);
+            }
+            int err2 = snd_pcm_writei(playback_handle, buf, i);
+            if (err2 < 0) {
+                fprintf(stderr, "ALSA write failed in playback_callback: %s\n", snd_strerror(err2));
+                return err2;
+            }
+            if (err2 < i) {
+                fprintf(stderr, "ALSA short write in playback_callback: wrote %d of %d frames\n", err2, i);
+            }
+        }
+        err = nframes;
+    }
+    else {
+        // Write silence data to prevent recovery
+        if (nframes > 4096) {
+             fprintf(stderr, "Warning: ALSA requested %ld frames for silence, exceeding local buffer size %d. Clamping.\n", nframes, 4096);
+             nframes = 4096; 
+        }
+        memset(buf, 0, nframes * 4);
+
+        int err2 = snd_pcm_writei(playback_handle, buf, nframes);
+
+        if (err2 < 0) {
+            fprintf(stderr, "ALSA silence write failed in playback_callback: %s\n", snd_strerror(err2));
+            err = err2;
+        } else {
+            if (err2 < nframes) {
+                fprintf(stderr, "ALSA short silence write in playback_callback: wrote %d of %d frames\n", err2, (int)nframes);
+            }
+            err = err2;
+        }
+    }
+    return err;
 }
 
 bool tryToRecover(snd_pcm_t *handle, int errorCode) {

Kha/Sources/kha/Scheduler.hx

@@ -51,7 +51,7 @@ class Scheduler {
 	static var vsync: Bool;
 
 	// Html5 target can update display frequency after some delay
-	#if kha_html5
+	#if (kha_html5 || kha_debug_html5)
 	static var onedifhz(get, never): Float;
 
 	static inline function get_onedifhz(): Float {
@@ -97,7 +97,7 @@ class Scheduler {
 
 	public static function start(restartTimers: Bool = false): Void {
 		vsync = Window.get(0).vSynced;
-		#if !kha_html5
+		#if !(kha_html5 || kha_debug_html5)
 		var hz = Display.primary != null ? Display.primary.frequency : 60;
 		if (hz >= 57 && hz <= 63)
 			hz = 60;

api/api.hxml

@@ -2,10 +2,12 @@
 -cp ../Kha/Backends/Krom
 -cp ../leenkx/Sources
 -cp ../iron/Sources
+-cp ../lib/aura/Sources
 -cp ../lib/haxebullet/Sources
 -cp ../lib/haxerecast/Sources
 -cp ../lib/zui/Sources
 --macro include('iron', true, null, ['../iron/Sources'])
+--macro include('aura', true, null, ['../lib/aura/Sources'])
 --macro include('haxebullet', true, null, ['../lib/haxebullet/Sources'])
 --macro include('haxerecast', true, null, ['../lib/haxerecast/Sources'])
 --macro include('leenkx', true, ['leenkx.network'], ['../leenkx/Sources','../iron/Sources'])

leenkx.py

@@ -24,7 +24,7 @@ import textwrap
 import threading
 import traceback
 import typing
-from typing import Callable, Optional
+from typing import Callable, Optional, List
 import webbrowser
 
 import bpy
@@ -33,6 +33,12 @@ from bpy.props import *
 from bpy.types import Operator, AddonPreferences
 
 
+if bpy.app.version < (2, 90, 0):  
+    ListType = List
+else:
+    ListType = list
+
+
 class SDKSource(IntEnum):
     PREFS = 0
     LOCAL = 1
@@ -73,9 +79,10 @@ def detect_sdk_path():
     area = win.screen.areas[0]
     area_type = area.type
     area.type = "INFO"
-    with bpy.context.temp_override(window=win, screen=win.screen, area=area):
-        bpy.ops.info.select_all(action='SELECT')
-        bpy.ops.info.report_copy()
+    if bpy.app.version >= (2, 92, 0):
+        with bpy.context.temp_override(window=win, screen=win.screen, area=area):
+            bpy.ops.info.select_all(action='SELECT')
+            bpy.ops.info.report_copy()
     area.type = area_type
     clipboard = bpy.context.window_manager.clipboard
 
@@ -85,6 +92,7 @@ def detect_sdk_path():
     if match:
         addon_prefs.sdk_path = os.path.dirname(match[-1])
 
+
 def get_link_web_server(self):
     return self.get('link_web_server', 'http://localhost/')
 
@@ -310,9 +318,9 @@ class LeenkxAddonPreferences(AddonPreferences):
         layout.label(text="Welcome to Leenkx!")
 
         # Compare version Blender and Leenkx (major, minor)
-        if bpy.app.version[0] != 4 or bpy.app.version[1] != 2:
+        if bpy.app.version[:2] not in [(4, 4), (4, 2), (3, 6), (3, 3)]:
             box = layout.box().column()
-            box.label(text="Warning: For Leenkx to work correctly, use a Blender LTS version such as 4.2 | 3.6 | 3.3")
+            box.label(text="Warning: For Leenkx to work correctly, use a Blender LTS version")
 
         layout.prop(self, "sdk_path")
         sdk_path = get_sdk_path(context)
@@ -558,7 +566,7 @@ def remove_readonly(func, path, excinfo):
     func(path)
 
 
-def run_proc(cmd: list[str], done: Optional[Callable[[bool], None]] = None):
+def run_proc(cmd: ListType[str], done: Optional[Callable[[bool], None]] = None):
     def fn(p, done):
         p.wait()
         if done is not None:
@@ -840,7 +848,13 @@ def update_leenkx_py(sdk_path: str, force_relink=False):
                 else:
                     raise err
     else:
-        lnx_module_file.unlink(missing_ok=True)
+        if bpy.app.version < (2, 92, 0):
+            try:
+                lnx_module_file.unlink()
+            except FileNotFoundError:
+                pass 
+        else:
+            lnx_module_file.unlink(missing_ok=True)
         shutil.copy(Path(sdk_path) / 'leenkx.py', lnx_module_file)
 
 
@@ -914,7 +928,10 @@ def restart_leenkx(context):
 
 @persistent
 def on_load_post(context):
-    restart_leenkx(bpy.context)  # context is None, use bpy.context instead
+    if bpy.context is not None:
+        restart_leenkx(bpy.context)  # context is None, use bpy.context instead
+    else:
+        bpy.app.timers.register(lambda: restart_leenkx(bpy.context), first_interval=0.1)
 
 
 def on_register_post():

leenkx/Shaders/blur_bilat_blend_pass/blur_bilat_blend_pass.frag.glsl

@@ -3,6 +3,10 @@
 
 #include "compiled.inc"
 
+#ifdef _CPostprocess
+uniform vec4 PPComp17;
+#endif
+
 uniform sampler2D tex;
 uniform vec2 dir;
 uniform vec2 screenSize;
@@ -45,6 +49,12 @@ void main() {
 		res += factor * col;
 	}
 
+	#ifdef _CPostprocess
+		vec3 AirColor = vec3(PPComp17.x, PPComp17.y, PPComp17.z);
+	#else
+		vec3 AirColor = volumAirColor;
+	#endif
+	
 	res /= sumfactor;
-	fragColor = vec4(volumAirColor * res, 1.0);
+	fragColor = vec4(AirColor * res, 1.0);
 }

leenkx/Shaders/blur_bilat_blend_pass/blur_bilat_blend_pass.json

@@ -19,6 +19,11 @@
 				{
 					"name": "screenSize",
 					"link": "_screenSize"
+				},
+				{
+					"name": "PPComp17",
+					"link": "_PPComp17",
+					"ifdef": ["_CPostprocess"]
 				}
 			],
 			"texture_params": [],

leenkx/Shaders/chromatic_aberration_pass/chromatic_aberration_pass.frag.glsl

@@ -5,7 +5,7 @@
 uniform sampler2D tex;
 
 #ifdef _CPostprocess
-uniform vec3 PPComp13;
+uniform vec4 PPComp13;
 #endif
 
 in vec2 texCoord;
@@ -43,13 +43,17 @@ void main() {
 	#ifdef _CPostprocess
 		float max_distort = PPComp13.x;
 		int num_iter = int(PPComp13.y);
+		int CAType = int(PPComp13.z);
+		int on = int(PPComp13.w);
 	#else
 		float max_distort = compoChromaticStrength;
 		int num_iter = compoChromaticSamples;
+		int CAType = compoChromaticType;
+		int on = 1;
 	#endif
 
 	// Spectral
-	if (compoChromaticType == 1) {
+	if (CAType == 1) {
 		float reci_num_iter_f = 1.0 / float(num_iter);
 
 		vec2 resolution = vec2(1,1);
@@ -64,7 +68,7 @@ void main() {
 			sumcol += w * texture(tex, barrelDistortion(uv, 0.6 * max_distort * t));
 		}
 
-		fragColor = sumcol / sumw;
+		if (on == 1) fragColor = sumcol / sumw; else fragColor = texture(tex, texCoord);
 	}
 
 	// Simple
@@ -73,6 +77,7 @@ void main() {
 		col.x = texture(tex, texCoord + ((vec2(0.0, 1.0) * max_distort) / vec2(1000.0))).x;
 		col.y = texture(tex, texCoord + ((vec2(-0.85, -0.5) * max_distort) / vec2(1000.0))).y;
 		col.z = texture(tex, texCoord + ((vec2(0.85, -0.5) * max_distort) / vec2(1000.0))).z;
-		fragColor = vec4(col.x, col.y, col.z, fragColor.w);
+		if (on == 1) fragColor = vec4(col.x, col.y, col.z, fragColor.w); 
+		else fragColor = texture(tex, texCoord);
 	}
 }

leenkx/Shaders/compositor_pass/compositor_pass.frag.glsl

@@ -62,8 +62,11 @@ uniform vec3 PPComp5;
 uniform vec3 PPComp6;
 uniform vec3 PPComp7;
 uniform vec3 PPComp8;
+uniform vec3 PPComp11;
 uniform vec3 PPComp14;
 uniform vec4 PPComp15;
+uniform vec4 PPComp16;
+uniform vec4 PPComp18;
 #endif
 
 // #ifdef _CPos
@@ -106,6 +109,16 @@ in vec2 texCoord;
 out vec4 fragColor;
 
 #ifdef _CFog
+	#ifdef _CPostprocess
+		vec3 FogColor = vec3(PPComp18.x, PPComp18.y, PPComp18.z);
+		float FogAmountA = PPComp18.w;
+		float FogAmountB = PPComp11.z;
+	#else
+		vec3 FogColor = compoFogColor;
+		float FogAmountA = compoFogAmountA;
+		float FogAmountB = compoFogAmountB;
+	#endif
+	
 // const vec3 compoFogColor = vec3(0.5, 0.6, 0.7);
 // const float compoFogAmountA = 1.0; // b = 0.01
 // const float compoFogAmountB = 1.0; // c = 0.1
@@ -118,8 +131,8 @@ out vec4 fragColor;
 // }
 vec3 applyFog(vec3 rgb, float distance) {
 	// float fogAmount = 1.0 - exp(-distance * compoFogAmountA);
-	float fogAmount = 1.0 - exp(-distance * (compoFogAmountA / 100));
-	return mix(rgb, compoFogColor, fogAmount);
+	float fogAmount = 1.0 - exp(-distance * (FogAmountA / 100));
+	return mix(rgb, FogColor, fogAmount);
 }
 #endif
 
@@ -131,7 +144,7 @@ float ConvertEV100ToExposure(float EV100) {
     return 1/0.8 * exp2(-EV100);
 }
 float ComputeEV(float avgLuminance) {
-    const float sqAperture = PPComp1[0].x * PPComp1.x;
+    const float sqAperture = PPComp1.x * PPComp1.x;
     const float shutterTime = 1.0 / PPComp1.y;
     const float ISO = PPComp1.z;
     const float EC = PPComp2.x;
@@ -350,15 +363,21 @@ void main() {
 #ifdef _CSharpen
 	#ifdef _CPostprocess
 		float strengthSharpen = PPComp14.y;	
+		vec3 SharpenColor = vec3(PPComp16.x, PPComp16.y, PPComp16.z); 
+		float SharpenSize = PPComp16.w;
 	#else
 		float strengthSharpen = compoSharpenStrength;
+		vec3 SharpenColor = compoSharpenColor;
+		float SharpenSize = compoSharpenSize;
 	#endif
-	vec3 col1 = textureLod(tex, texCo + vec2(-texStep.x, -texStep.y) * 1.5, 0.0).rgb;
-	vec3 col2 = textureLod(tex, texCo + vec2(texStep.x, -texStep.y) * 1.5, 0.0).rgb;
-	vec3 col3 = textureLod(tex, texCo + vec2(-texStep.x, texStep.y) * 1.5, 0.0).rgb;
-	vec3 col4 = textureLod(tex, texCo + vec2(texStep.x, texStep.y) * 1.5, 0.0).rgb;
+	vec3 col1 = textureLod(tex, texCo + vec2(-texStep.x, -texStep.y) * SharpenSize, 0.0).rgb;
+	vec3 col2 = textureLod(tex, texCo + vec2(texStep.x, -texStep.y) * SharpenSize, 0.0).rgb;
+	vec3 col3 = textureLod(tex, texCo + vec2(-texStep.x, texStep.y) * SharpenSize, 0.0).rgb;
+	vec3 col4 = textureLod(tex, texCo + vec2(texStep.x, texStep.y) * SharpenSize, 0.0).rgb;
 	vec3 colavg = (col1 + col2 + col3 + col4) * 0.25;
-	fragColor.rgb += (fragColor.rgb - colavg) * strengthSharpen;
+	
+	float edgeMagnitude = length(fragColor.rgb - colavg); 
+	fragColor.rgb = mix(fragColor.rgb, SharpenColor, min(edgeMagnitude * strengthSharpen * 2.0, 1.0));
 #endif
 
 #ifdef _CFog
@@ -407,7 +426,11 @@ void main() {
 #endif
 
 #ifdef _CExposure
-	fragColor.rgb += fragColor.rgb * compoExposureStrength;
+	#ifdef _CPostprocess
+		fragColor.rgb+=fragColor.rgb*PPComp8.x;
+	#else
+		fragColor.rgb+= fragColor.rgb*compoExposureStrength;
+	#endif
 #endif
 
 #ifdef _CPostprocess
@@ -415,8 +438,13 @@ void main() {
 #endif
 
 #ifdef _AutoExposure
+	#ifdef _CPostprocess
+		float AEStrength = PPComp8.y;
+	#else
+		float AEStrength = autoExposureStrength;
+	#endif
 	float expo = 2.0 - clamp(length(textureLod(histogram, vec2(0.5, 0.5), 0).rgb), 0.0, 1.0);
-	fragColor.rgb *= pow(expo, autoExposureStrength * 2.0);
+	fragColor.rgb *= pow(expo, AEStrength * 2.0);
 #endif
 
 // Clamp color to get rid of INF values that don't work for the tone mapping below
@@ -475,10 +503,12 @@ fragColor.rgb = min(fragColor.rgb, 65504 * 0.5);
 			} else {
 				fragColor.rgb = mix(midLumColor, maxLumColor, luminance);
 			}
-
-		} else {
-			fragColor.rgb = vec3(0,1,0); //ERROR
-		}
+		} else if (PPComp4.x == 9){
+			fragColor.rgb = tonemapAgXSimple(fragColor.rgb);
+			fragColor.rgb = pow(fragColor.rgb, vec3(1.0 / 2.2)); // To gamma
+		} else if (PPComp4.x == 10){
+			fragColor.rgb = tonemapAgXFull(fragColor.rgb);
+		} //else { fragColor.rgb = vec3(0,1,0); //ERROR}
 	#endif
 
 #else
@@ -498,6 +528,13 @@ fragColor.rgb = min(fragColor.rgb, 65504 * 0.5);
 		fragColor.rgb = pow(fragColor.rgb, vec3(1.0 / 2.2)); // To gamma
 		fragColor.rgb = clamp(fragColor.rgb, 0.0, 2.2);
 	#endif
+	#ifdef _CToneAgXSimple
+		fragColor.rgb = tonemapAgXSimple(fragColor.rgb);
+		fragColor.rgb = pow(fragColor.rgb, vec3(1.0 / 2.2)); // To gamma
+	#endif
+	#ifdef _CToneAgXFull
+		fragColor.rgb = tonemapAgXFull(fragColor.rgb);
+	#endif
 	#ifdef _CToneNone
 		fragColor.rgb = pow(fragColor.rgb, vec3(1.0 / 2.2)); // To gamma
 	#endif
@@ -614,4 +651,37 @@ fragColor.rgb = min(fragColor.rgb, 65504 * 0.5);
 #ifdef _CLUT
 	fragColor = LUTlookup(fragColor, lutTexture);
 #endif
+
+
+#ifdef _CDitheringBlueNoise
+	const float ditherStrength = ditherStrengthValue / 255.0;
+	float noise = ditherBlueNoiseStyle(gl_FragCoord.xy);
+	float noiseOffset = (noise - 0.5) * ditherStrength;
+	fragColor.rgb += noiseOffset;
+#endif
+
+#ifdef _CDitheringWhiteNoise
+	const float ditherStrength = ditherStrengthValue / 255.0;
+	float noise = ditherWhiteNoise(gl_FragCoord.xy);
+	float noiseOffset = (noise - 0.5) * ditherStrength;
+	fragColor.rgb += noiseOffset;
+#endif
+
+#ifdef _CDitheringOrderedBayer4x4
+	const float ditherStrength = ditherStrengthValue / 255.0;
+	float noise = ditherOrderedBayer4x4(ivec2(gl_FragCoord.xy));
+	float noiseOffset = (noise - 0.5) * ditherStrength;
+	fragColor.rgb += noiseOffset;
+#endif
+
+#ifdef _CDitheringOrderedBayer8x8
+	const float ditherStrength = ditherStrengthValue / 255.0;
+	float noise = ditherOrderedBayer8x8(ivec2(gl_FragCoord.xy));
+	float noiseOffset = (noise - 0.5) * ditherStrength;
+	fragColor.rgb += noiseOffset;
+#endif
+
+	//fragColor.rgb = clamp(fragColor.rgb, 0.0, 1.0);
+
+
 }

leenkx/Shaders/compositor_pass/compositor_pass.json

@@ -235,6 +235,16 @@
 					"name": "PPComp15",
 					"link": "_PPComp15",
 					"ifdef": ["_CPostprocess"]
+				},
+				{
+					"name": "PPComp16",
+					"link": "_PPComp16",
+					"ifdef": ["_CPostprocess"]
+				},
+				{
+					"name": "PPComp18",
+					"link": "_PPComp18",
+					"ifdef": ["_CPostprocess"]
 				}
 			],
 			"texture_params": [],

leenkx/Shaders/deferred_light/deferred_light.frag.glsl

@@ -29,10 +29,11 @@ uniform sampler2D gbuffer1;
 #ifdef _VoxelGI
 uniform sampler2D voxels_diffuse;
 uniform sampler2D voxels_specular;
-#endif
+#else
 #ifdef _VoxelAOvar
 uniform sampler2D voxels_ao;
 #endif
+#endif
 #ifdef _VoxelShadow
 uniform sampler3D voxels;
 uniform sampler3D voxelsSDF;
@@ -56,6 +57,10 @@ uniform vec3 backgroundCol;
 
 #ifdef _SSAO
 uniform sampler2D ssaotex;
+#else
+#ifdef _SSGI
+uniform sampler2D ssaotex;
+#endif
 #endif
 
 #ifdef _SSS
@@ -113,11 +118,15 @@ uniform vec2 cameraPlane;
 #ifdef _SinglePoint
 	#ifdef _Spot
 	//!uniform sampler2DShadow shadowMapSpot[1];
+	#ifdef _ShadowMapTransparent
 	//!uniform sampler2D shadowMapSpotTransparent[1];
+	#endif
 	//!uniform mat4 LWVPSpot[1];
 	#else
 	//!uniform samplerCubeShadow shadowMapPoint[1];
+	#ifdef _ShadowMapTransparent
 	//!uniform samplerCube shadowMapPointTransparent[1];
+	#endif
 	//!uniform vec2 lightProj;
 	#endif
 #endif
@@ -125,30 +134,40 @@ uniform vec2 cameraPlane;
 	#ifdef _ShadowMapAtlas
 		#ifdef _SingleAtlas
 		uniform sampler2DShadow shadowMapAtlas;
+		#ifdef _ShadowMapTransparent
 		uniform sampler2D shadowMapAtlasTransparent;
 		#endif
+		#endif
 	#endif
 	#ifdef _ShadowMapAtlas
 		#ifndef _SingleAtlas
 		//!uniform sampler2DShadow shadowMapAtlasPoint;
+		#ifdef _ShadowMapTransparent
 		//!uniform sampler2D shadowMapAtlasPointTransparent;
 		#endif
-		//!uniform vec4 pointLightDataArray[4];
+		#endif
+		//!uniform vec4 pointLightDataArray[maxLightsCluster * 6];
 	#else
 		//!uniform samplerCubeShadow shadowMapPoint[4];
+		#ifdef _ShadowMapTransparent
 		//!uniform samplerCube shadowMapPointTransparent[4];
+		#endif
 	#endif
 	//!uniform vec2 lightProj;
 	#ifdef _Spot
 		#ifdef _ShadowMapAtlas
 		#ifndef _SingleAtlas
 		//!uniform sampler2DShadow shadowMapAtlasSpot;
+		#ifdef _ShadowMapTransparent
 		//!uniform sampler2D shadowMapAtlasSpotTransparent;
 		#endif
+		#endif
 		#else
 		//!uniform sampler2DShadow shadowMapSpot[4];
+		#ifdef _ShadowMapTransparent
 		//!uniform sampler2D shadowMapSpotTransparent[4];
 		#endif
+		#endif
 	//!uniform mat4 LWVPSpotArray[maxLightsCluster];
 	#endif
 #endif
@@ -161,12 +180,16 @@ uniform vec3 sunCol;
 	#ifdef _ShadowMapAtlas
 	#ifndef _SingleAtlas
 	uniform sampler2DShadow shadowMapAtlasSun;
+	#ifdef _ShadowMapTransparent
 	uniform sampler2D shadowMapAtlasSunTransparent;
 	#endif
+	#endif
 	#else
 	uniform sampler2DShadow shadowMap;
+	#ifdef _ShadowMapTransparent
 	uniform sampler2D shadowMapTransparent;
 	#endif
+	#endif
 	uniform float shadowsBias;
 	#ifdef _CSM
 	//!uniform vec4 casData[shadowmapCascades * 4 + 4];
@@ -227,17 +250,22 @@ void main() {
 	vec4 g2 = textureLod(gbuffer2, texCoord, 0.0);
 #endif
 
+
 #ifdef _MicroShadowing
 	occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
 #endif
 
 #ifdef _Brdf
 	vec2 envBRDF = texelFetch(senvmapBrdf, ivec2(vec2(dotNV, 1.0 - roughness) * 256.0), 0).xy;
+	vec3 F = f0 * envBRDF.x + envBRDF.y;
+#else
+	vec3 F = f0;
 #endif
 
+#ifndef _VoxelAOvar
+#ifndef _VoxelGI
 	// Envmap
 #ifdef _Irr
-
 	vec3 envl = shIrradiance(n, shirr);
 
 	#ifdef _gbuffer2
@@ -271,33 +299,33 @@ void main() {
 	envl.rgb *= albedo;
 
 #ifdef _Brdf
-	envl.rgb *= 1.0 - (f0 * envBRDF.x + envBRDF.y); //LV: We should take refracted light into account
+	envl.rgb *= 1.0 - F; //LV: We should take refracted light into account
 #endif
 
 #ifdef _Rad // Indirect specular
-	envl.rgb += prefilteredColor * (f0 * envBRDF.x + envBRDF.y); //LV: Removed "1.5 * occspec.y". Specular should be weighted only by FV LUT
+	envl.rgb += prefilteredColor * F; //LV: Removed "1.5 * occspec.y". Specular should be weighted only by FV LUT
 #else
 	#ifdef _EnvCol
-	envl.rgb += backgroundCol * (f0 * envBRDF.x + envBRDF.y); //LV: Eh, what's the point of weighting it only by F0?
+	envl.rgb += backgroundCol * F; //LV: Eh, what's the point of weighting it only by F0?
 	#endif
 #endif
 
 	envl.rgb *= envmapStrength * occspec.x;
 
-#ifdef _VoxelGI
-	vec4 indirect_diffuse = textureLod(voxels_diffuse, texCoord, 0.0);
-	fragColor.rgb = (indirect_diffuse.rgb * albedo + envl.rgb * (1.0 - indirect_diffuse.a)) * voxelgiDiff;
-	if(roughness < 1.0 && occspec.y > 0.0)
-		fragColor.rgb += textureLod(voxels_specular, texCoord, 0.0).rgb * occspec.y * voxelgiRefl;
-#endif
-
-#ifdef _VoxelAOvar
-	envl.rgb *= textureLod(voxels_ao, texCoord, 0.0).r;
-#endif
-
-#ifndef _VoxelGI
 	fragColor.rgb = envl;
 #endif
+#endif
+
+#ifdef _VoxelGI
+	fragColor.rgb = textureLod(voxels_diffuse, texCoord, 0.0).rgb * voxelgiDiff;
+	if(roughness < 1.0 && occspec.y > 0.0)
+		fragColor.rgb += textureLod(voxels_specular, texCoord, 0.0).rgb * occspec.y * voxelgiRefl;
+#else
+#ifdef _VoxelAOvar
+	fragColor.rgb = textureLod(voxels_ao, texCoord, 0.0).rgb * voxelgiOcc;
+#endif
+#endif
+
 	// Show voxels
 	// vec3 origin = vec3(texCoord * 2.0 - 1.0, 0.99);
 	// vec3 direction = vec3(0.0, 0.0, -1.0);
@@ -317,6 +345,10 @@ void main() {
 	// #else
 	fragColor.rgb *= textureLod(ssaotex, texCoord, 0.0).r;
 	// #endif
+#else
+#ifdef _SSGI
+	fragColor.rgb += textureLod(ssaotex, texCoord, 0.0).rgb;
+#endif
 #endif
 
 #ifdef _EmissionShadeless
@@ -349,38 +381,68 @@ void main() {
 	#ifdef _ShadowMap
 		#ifdef _CSM
 			svisibility = shadowTestCascade(
-				#ifdef _ShadowMapAtlas
-					#ifndef _SingleAtlas
-					shadowMapAtlasSun, shadowMapAtlasSunTransparent
-					#else
-					shadowMapAtlas, shadowMapAtlasTransparent
-					#endif
-				#else
-				shadowMap, shadowMapTransparent
-				#endif
-				, eye, p + n * shadowsBias * 10, shadowsBias, false
-			);
+											#ifdef _ShadowMapAtlas
+												#ifdef _ShadowMapTransparent
+												#ifndef _SingleAtlas
+												shadowMapAtlasSun, shadowMapAtlasSunTransparent
+												#else
+												shadowMapAtlas, shadowMapAtlasTransparent
+												#endif
+												#else
+												#ifndef _SingleAtlas
+												shadowMapAtlasSun
+												#else
+												shadowMapAtlas
+												#endif
+												#endif
+											#else
+											#ifdef _ShadowMapTransparent
+											shadowMap, shadowMapTransparent
+											#else
+											shadowMap
+											#endif
+											#endif
+											, eye, p + n * shadowsBias * 10, shadowsBias
+											#ifdef _ShadowMapTransparent
+											, false
+											#endif
+											);
 		#else
 			vec4 lPos = LWVP * vec4(p + n * shadowsBias * 100, 1.0);
 			if (lPos.w > 0.0) {
 				svisibility = shadowTest(
-					#ifdef _ShadowMapAtlas
-						#ifndef _SingleAtlas
-						shadowMapAtlasSun, shadowMapAtlasSunTransparent
-						#else
-						shadowMapAtlas, shadowMapAtlasTransparent
-						#endif
-					#else
-					shadowMap, shadowMapTransparent
-					#endif
-					, lPos.xyz / lPos.w, shadowsBias, false
-				);
+										#ifdef _ShadowMapAtlas
+											#ifdef _ShadowMapTransparent
+											#ifndef _SingleAtlas
+											shadowMapAtlasSun, shadowMapAtlasSunTransparent
+											#else
+											shadowMapAtlas, shadowMapAtlasTransparent
+											#endif
+											#else
+											#ifndef _SingleAtlas
+											shadowMapAtlasSun
+											#else
+											shadowMapAtlas
+											#endif
+											#endif
+										#else
+										#ifdef _ShadowMapTransparent
+										shadowMap, shadowMapTransparent
+										#else
+										shadowMap
+										#endif
+										#endif
+										, lPos.xyz / lPos.w, shadowsBias
+										#ifdef _ShadowMapTransparent
+										, false
+										#endif
+										);
 			}
 		#endif
 	#endif
 
 	#ifdef _VoxelShadow
-	svisibility *= (1.0 - traceShadow(p, n, voxels, voxelsSDF, sunDir, clipmaps, gl_FragCoord.xy).r) * voxelgiShad;
+	svisibility *= (1.0 - traceShadow(p, n, voxels, voxelsSDF, sunDir, clipmaps, gl_FragCoord.xy, -g2.rg).r) * voxelgiShad;
 	#endif
 
 	#ifdef _SSRS
@@ -439,13 +501,16 @@ void main() {
 	fragColor.rgb += sampleLight(
 		p, n, v, dotNV, pointPos, pointCol, albedo, roughness, occspec.y, f0
 		#ifdef _ShadowMap
-			, 0, pointBias, true, false
+			, 0, pointBias, true
+		#ifdef _ShadowMapTransparent
+			, false
+		#endif
 		#endif
 		#ifdef _Spot
 		, true, spotData.x, spotData.y, spotDir, spotData.zw, spotRight
 		#endif
 		#ifdef _VoxelShadow
-			, voxels, voxelsSDF, clipmaps
+			, voxels, voxelsSDF, clipmaps, -g2.rg
 		#endif
 		#ifdef _MicroShadowing
 		, occspec.x
@@ -492,7 +557,10 @@ void main() {
 			f0
 			#ifdef _ShadowMap
 				// light index, shadow bias, cast_shadows
-				, li, lightsArray[li * 3 + 2].x, lightsArray[li * 3 + 2].z != 0.0, false
+				, li, lightsArray[li * 3 + 2].x, lightsArray[li * 3 + 2].z != 0.0
+			#ifdef _ShadowMapTransparent
+				, false
+			#endif
 			#endif
 			#ifdef _Spot
 			, lightsArray[li * 3 + 2].y != 0.0
@@ -503,7 +571,7 @@ void main() {
 			, lightsArraySpot[li * 2 + 1].xyz // right
 			#endif
 			#ifdef _VoxelShadow
-			, voxels, voxelsSDF, clipmaps
+			, voxels, voxelsSDF, clipmaps, -g2.rg
 			#endif
 			#ifdef _MicroShadowing
 			, occspec.x
@@ -514,14 +582,5 @@ void main() {
 		);
 	}
 #endif // _Clusters
-
-/*
-#ifdef _VoxelRefract
-if(opac < 1.0) {
-	vec3 refraction = traceRefraction(p, n, voxels, v, ior, roughness, eye) * voxelgiRefr;
-	fragColor.rgb = mix(refraction, fragColor.rgb, opac);
-}
-#endif
-*/
 	fragColor.a = 1.0; // Mark as opaque
 }

leenkx/Shaders/histogram_pass/histogram_pass.frag.glsl

@@ -2,13 +2,22 @@
 
 #include "compiled.inc"
 
+#ifdef _CPostprocess
+uniform vec3 PPComp8;
+#endif
+
 uniform sampler2D tex;
 
 in vec2 texCoord;
 out vec4 fragColor;
 
 void main() {
-	fragColor.a = 0.01 * autoExposureSpeed;
+	#ifdef _CPostprocess
+		fragColor.a = 0.01 * PPComp8.z;
+	#else
+		fragColor.a = 0.01 * autoExposureSpeed;
+	#endif
+
 	fragColor.rgb = textureLod(tex, vec2(0.5, 0.5), 0.0).rgb +
 					textureLod(tex, vec2(0.2, 0.2), 0.0).rgb +
 					textureLod(tex, vec2(0.8, 0.2), 0.0).rgb +

leenkx/Shaders/histogram_pass/histogram_pass.json

@@ -8,7 +8,13 @@
 			"blend_source": "source_alpha",
 			"blend_destination": "inverse_source_alpha",
 			"blend_operation": "add",
-			"links": [],
+			"links": [
+				{
+					"name": "PPComp8",
+					"link": "_PPComp8",
+					"ifdef": ["_CPostprocess"]
+				}
+			],
 			"texture_params": [],
 			"vertex_shader": "../include/pass.vert.glsl",
 			"fragment_shader": "histogram_pass.frag.glsl"

leenkx/Shaders/ssgi_pass/ssgi_pass.frag.glsl

@@ -1,107 +1,506 @@
 #version 450
 
 #include "compiled.inc"
-#include "std/math.glsl"
 #include "std/gbuffer.glsl"
+#include "std/brdf.glsl"
+#include "std/math.glsl"
+#ifdef _Clusters
+#include "std/clusters.glsl"
+#endif
+#ifdef _ShadowMap
+#include "std/shadows.glsl"
+#endif
+#ifdef _LTC
+#include "std/ltc.glsl"
+#endif
+#ifdef _LightIES
+#include "std/ies.glsl"
+#endif
+#ifdef _Spot
+#include "std/light_common.glsl"
+#endif
+#include "std/constants.glsl"
 
+uniform sampler2D gbuffer0;
+uniform sampler2D gbuffer1;
 uniform sampler2D gbufferD;
-uniform sampler2D gbuffer0; // Normal
-// #ifdef _RTGI
-// uniform sampler2D gbuffer1; // Basecol
-// #endif
-uniform mat4 P;
-uniform mat3 V3;
-
+#ifdef _EmissionShaded
+uniform sampler2D gbufferEmission;
+#endif
+uniform sampler2D sveloc;
 uniform vec2 cameraProj;
+uniform vec3 eye;
+uniform vec3 eyeLook;
+uniform vec2 screenSize;
+uniform mat4 invVP;
 
-const float angleMix = 0.5f;
-#ifdef _SSGICone9
-const float strength = 2.0 * (1.0 / ssgiStrength);
-#else
-const float strength = 2.0 * (1.0 / ssgiStrength) * 1.8;
+in vec2 texCoord;
+in vec3 viewRay;
+out vec3 fragColor;
+
+float metallic;
+uint matid;
+
+#ifdef _SMSizeUniform
+//!uniform vec2 smSizeUniform;
 #endif
 
-in vec3 viewRay;
-in vec2 texCoord;
-out float fragColor;
-
-vec3 hitCoord;
-vec2 coord;
-float depth;
-// #ifdef _RTGI
-// vec3 col = vec3(0.0);
-// #endif
-vec3 vpos;
-
-vec2 getProjectedCoord(vec3 hitCoord) {
-	vec4 projectedCoord = P * vec4(hitCoord, 1.0);
-	projectedCoord.xy /= projectedCoord.w;
-	projectedCoord.xy = projectedCoord.xy * 0.5 + 0.5;
-	#ifdef _InvY
-	projectedCoord.y = 1.0 - projectedCoord.y;
+#ifdef _Clusters
+uniform vec4 lightsArray[maxLights * 3];
+	#ifdef _Spot
+	uniform vec4 lightsArraySpot[maxLights * 2];
 	#endif
-	return projectedCoord.xy;
-}
+uniform sampler2D clustersData;
+uniform vec2 cameraPlane;
+#endif
 
-float getDeltaDepth(vec3 hitCoord) {
-	coord = getProjectedCoord(hitCoord);
-	depth = textureLod(gbufferD, coord, 0.0).r * 2.0 - 1.0;
-	vec3 p = getPosView(viewRay, depth, cameraProj);
-	return p.z - hitCoord.z;
-}
+#ifdef _SinglePoint // Fast path for single light
+uniform vec3 pointPos;
+uniform vec3 pointCol;
+	#ifdef _ShadowMap
+	uniform float pointBias;
+	#endif
+	#ifdef _Spot
+	uniform vec3 spotDir;
+	uniform vec3 spotRight;
+	uniform vec4 spotData;
+	#endif
+#endif
 
-void rayCast(vec3 dir) {
-	hitCoord = vpos;
-	dir *= ssgiRayStep * 2;
-	float dist = 0.15;
-	for (int i = 0; i < ssgiMaxSteps; i++) {
-		hitCoord += dir;
-		float delta = getDeltaDepth(hitCoord);
-		if (delta > 0.0 && delta < 0.2) {
-			dist = distance(vpos, hitCoord);
-			break;
+#ifdef _CPostprocess
+    uniform vec3 PPComp12;
+#endif
+
+#ifdef _ShadowMap
+	#ifdef _SinglePoint
+		#ifdef _Spot
+			#ifndef _LTC
+				uniform sampler2DShadow shadowMapSpot[1];
+				uniform sampler2D shadowMapSpotTransparent[1];
+				uniform mat4 LWVPSpot[1];
+			#endif
+		#else
+			uniform samplerCubeShadow shadowMapPoint[1];
+			uniform samplerCube shadowMapPointTransparent[1];
+			uniform vec2 lightProj;
+		#endif
+	#endif
+	#ifdef _Clusters
+		#ifdef _SingleAtlas
+		uniform sampler2DShadow shadowMapAtlas;
+		uniform sampler2D shadowMapAtlasTransparent;
+		#endif
+		uniform vec2 lightProj;
+		#ifdef _ShadowMapAtlas
+		#ifndef _SingleAtlas
+		uniform sampler2DShadow shadowMapAtlasPoint;
+		uniform sampler2D shadowMapAtlasPointTransparent;
+		//!uniform vec4 pointLightDataArray[maxLightsCluster * 6];
+		#else
+		uniform samplerCubeShadow shadowMapPoint[4];
+		uniform samplerCube shadowMapPointTransparent[4];
+		#endif
+		#endif
+		#ifdef _Spot
+			#ifdef _ShadowMapAtlas
+			#ifndef _SingleAtlas
+			uniform sampler2DShadow shadowMapAtlasSpot;
+			uniform sampler2D shadowMapAtlasSpotTransparent;
+			#endif
+			#else
+			uniform sampler2DShadow shadowMapSpot[4];
+			uniform sampler2D shadowMapSpotTransparent[4];
+			#endif
+			uniform mat4 LWVPSpotArray[maxLightsCluster];
+		#endif
+	#endif
+#endif
+
+#ifdef _LTC
+uniform vec3 lightArea0;
+uniform vec3 lightArea1;
+uniform vec3 lightArea2;
+uniform vec3 lightArea3;
+uniform sampler2D sltcMat;
+uniform sampler2D sltcMag;
+#ifdef _ShadowMap
+#ifndef _Spot
+	#ifdef _SinglePoint
+		uniform sampler2DShadow shadowMapSpot[1];
+		uniform sampler2D shadowMapSpotTransparent[1];
+		uniform mat4 LWVPSpot[1];
+	#endif
+	#ifdef _Clusters
+		uniform sampler2DShadow shadowMapSpot[maxLightsCluster];
+		uniform mat4 LWVPSpotArray[maxLightsCluster];
+	#endif
+#endif
+#endif
+#endif
+
+#ifdef _Sun
+uniform vec3 sunDir;
+uniform vec3 sunCol;
+	#ifdef _ShadowMap
+	#ifdef _ShadowMapAtlas
+	#ifndef _SingleAtlas
+	uniform sampler2DShadow shadowMapAtlasSun;
+	uniform sampler2D shadowMapAtlasSunTransparent;
+	#endif
+	#else
+	uniform sampler2DShadow shadowMap;
+	uniform sampler2D shadowMapTransparent;
+	#endif
+	uniform float shadowsBias;
+	#ifdef _CSM
+	//!uniform vec4 casData[shadowmapCascades * 4 + 4];
+	#else
+	uniform mat4 LWVP;
+	#endif
+	#endif // _ShadowMap
+#endif
+
+vec3 sampleLight(const vec3 p, const vec3 n, const vec3 lp, const vec3 lightCol
+	#ifdef _ShadowMap
+		, int index, float bias, bool receiveShadow, bool transparent
+	#endif
+	#ifdef _Spot
+		, const bool isSpot, const float spotSize, float spotBlend, vec3 spotDir, vec2 scale, vec3 right
+	#endif
+	) {
+
+	vec3 ld = lp - p;
+	vec3 l = normalize(ld);
+
+	vec3 visibility = lightCol;
+	visibility *= attenuate(distance(p, lp));
+
+	#ifdef _LTC
+	#ifdef _ShadowMap
+		if (receiveShadow) {
+			#ifdef _SinglePoint
+			vec4 lPos = LWVPSpotArray[0] * vec4(p + n * bias * 10, 1.0);
+			visibility *= shadowTest(shadowMapSpot[0],
+							shadowMapSpotTransparent[0],
+							lPos.xyz / lPos.w, bias, transparent);
+			#endif
+			#ifdef _Clusters
+			vec4 lPos = LWVPSpotArray[index] * vec4(p + n * bias * 10, 1.0);
+			if (index == 0) visibility *= shadowTest(shadowMapSpot[0],
+					shadowMapSpotTransparent[0],
+					lPos.xyz / lPos.w, bias, transparent);
+			else if (index == 1) visibility *= shadowTest(shadowMapSpot[1],
+					shadowMapSpotTransparent[1],
+					, lPos.xyz / lPos.w, bias, transparent);
+			else if (index == 2) visibility *= shadowTest(shadowMapSpot[2],
+					shadowMapSpotTransparent[2],
+					lPos.xyz / lPos.w, bias, transparent);
+			else if (index == 3) visibility *= shadowTest(shadowMapSpot[3],
+					shadowMapSpotTransparent[3],
+					lPos.xyz / lPos.w, bias, transparent);
+			#endif
 		}
+	#endif
+	return visibility;
+	#endif
+
+	#ifdef _Spot
+	if (isSpot) {
+		visibility *= spotlightMask(l, spotDir, right, scale, spotSize, spotBlend);
+
+		#ifdef _ShadowMap
+			if (receiveShadow) {
+				#ifdef _SinglePoint
+				vec4 lPos = LWVPSpot[0] * vec4(p + n * bias * 10, 1.0);
+				visibility *= shadowTest(shadowMapSpot[0],
+									 shadowMapSpotTransparent[0],
+									lPos.xyz / lPos.w, bias, transparent);
+				#endif
+				#ifdef _Clusters
+					vec4 lPos = LWVPSpotArray[index] * vec4(p + n * bias * 10, 1.0);
+					#ifdef _ShadowMapAtlas
+						visibility *= shadowTest(
+							#ifndef _SingleAtlas
+							shadowMapAtlasSpot, shadowMapAtlasSpotTransparent
+							#else
+							shadowMapAtlas, shadowMapAtlasTransparent
+							#endif
+							, lPos.xyz / lPos.w, bias, transparent
+						);
+					#else
+							 if (index == 0) visibility *= shadowTest(shadowMapSpot[0],
+									shadowMapSpotTransparent[0],
+									lPos.xyz / lPos.w, bias, transparent);
+						else if (index == 1) visibility *= shadowTest(shadowMapSpot[1],
+									shadowMapSpotTransparent[1],
+									lPos.xyz / lPos.w, bias, transparent);
+						else if (index == 2) visibility *= shadowTest(shadowMapSpot[2],
+									shadowMapSpotTransparent[2],
+									lPos.xyz / lPos.w, bias, transparent);
+						else if (index == 3) visibility *= shadowTest(shadowMapSpot[3],
+									shadowMapSpotTransparent[3],
+									lPos.xyz / lPos.w, bias, transparent);
+					#endif
+				#endif
+			}
+		#endif
+		return visibility;
 	}
-	fragColor += dist;
-	// #ifdef _RTGI
-	// col += textureLod(gbuffer1, coord, 0.0).rgb * ((ssgiRayStep * ssgiMaxSteps) - dist);
-	// #endif
+	#endif
+
+	#ifdef _LightIES
+	visibility *= iesAttenuation(-l);
+	#endif
+
+	#ifdef _ShadowMap
+		if (receiveShadow) {
+			#ifdef _SinglePoint
+			#ifndef _Spot
+			visibility *= PCFCube(shadowMapPoint[0],
+							shadowMapPointTransparent[0],
+							ld, -l, bias, lightProj, n, transparent);
+			#endif
+			#endif
+			#ifdef _Clusters
+				#ifdef _ShadowMapAtlas
+				visibility *= PCFFakeCube(
+					#ifndef _SingleAtlas
+					shadowMapAtlasPoint, shadowMapAtlasPointTransparent
+					#else
+					shadowMapAtlas, shadowMapAtlasTransparent
+					#endif
+					, ld, -l, bias, lightProj, n, index, transparent
+				);
+				#else
+					 if (index == 0) visibility *= PCFCube(shadowMapPoint[0],
+								shadowMapPointTransparent[0],
+								ld, -l, bias, lightProj, n, transparent);
+				else if (index == 1) visibility *= PCFCube(shadowMapPoint[1],
+								shadowMapPointTransparent[1],
+								ld, -l, bias, lightProj, n, transparent);
+				else if (index == 2) visibility *= PCFCube(shadowMapPoint[2],
+								shadowMapPointTransparent[2],
+								ld, -l, bias, lightProj, n, transparent);
+				else if (index == 3) visibility *= PCFCube(shadowMapPoint[3],
+								shadowMapPointTransparent[3],
+								ld, -l, bias, lightProj, n, transparent);
+				#endif
+			#endif
+		}
+	#endif
+
+	return visibility;
 }
 
-vec3 tangent(const vec3 n) {
-	vec3 t1 = cross(n, vec3(0, 0, 1));
-	vec3 t2 = cross(n, vec3(0, 1, 0));
-	if (length(t1) > length(t2)) return normalize(t1);
-	else return normalize(t2);
+vec3 getVisibility(vec3 p, vec3 n, float depth, vec2 uv) {
+		vec3 visibility = vec3(0.0);
+#ifdef _Sun
+	#ifdef _ShadowMap
+		#ifdef _CSM
+			visibility = shadowTestCascade(
+				#ifdef _ShadowMapAtlas
+					#ifndef _SingleAtlas
+					shadowMapAtlasSun, shadowMapAtlasSunTransparent
+					#else
+					shadowMapAtlas, shadowMapAtlasTransparent
+					#endif
+				#else
+				shadowMap, shadowMapTransparent
+				#endif
+				, eye, p + n * shadowsBias * 10, shadowsBias, false
+			);
+		#else
+			vec4 lPos = LWVP * vec4(p + n * shadowsBias * 100, 1.0);
+			if (lPos.w > 0.0) {
+				visibility = shadowTest(
+					#ifdef _ShadowMapAtlas
+						#ifndef _SingleAtlas
+						shadowMapAtlasSun, shadowMapAtlasSunTransparent
+						#else
+						shadowMapAtlas, shadowMapAtlasTransparent
+						#endif
+					#else
+					shadowMap, shadowMapTransparent
+					#endif
+					, lPos.xyz / lPos.w, shadowsBias, false
+				);
+			}
+		#endif
+	#endif
+#endif
+
+#ifdef _SinglePoint
+	visibility += sampleLight(
+		p, n, pointPos, pointCol
+		#ifdef _ShadowMap
+			, 0, pointBias, true, false
+		#endif
+		#ifdef _Spot
+		, true, spotData.x, spotData.y, spotDir, spotData.zw, spotRight
+		#endif
+	);
+#endif
+
+#ifdef _Clusters
+	float viewz = linearize(depth, cameraProj);
+	int clusterI = getClusterI(uv, viewz, cameraPlane);
+	int numLights = int(texelFetch(clustersData, ivec2(clusterI, 0), 0).r * 255);
+
+	#ifdef HLSL
+	viewz += textureLod(clustersData, vec2(0.0), 0.0).r * 1e-9; // TODO: krafix bug, needs to generate sampler
+	#endif
+
+	#ifdef _Spot
+	int numSpots = int(texelFetch(clustersData, ivec2(clusterI, 1 + maxLightsCluster), 0).r * 255);
+	int numPoints = numLights - numSpots;
+	#endif
+
+	for (int i = 0; i < min(numLights, maxLightsCluster); i++) {
+		int li = int(texelFetch(clustersData, ivec2(clusterI, i + 1), 0).r * 255);
+		visibility += sampleLight(
+			p,
+			n,
+			lightsArray[li * 3].xyz, // lp
+			lightsArray[li * 3 + 1].xyz // lightCol
+			#ifdef _ShadowMap
+				// light index, shadow bias, cast_shadows
+				, li, lightsArray[li * 3 + 2].x, lightsArray[li * 3 + 2].z != 0.0, false
+			#endif
+			#ifdef _Spot
+			, lightsArray[li * 3 + 2].y != 0.0
+			, lightsArray[li * 3 + 2].y // spot size (cutoff)
+			, lightsArraySpot[li * 2].w // spot blend (exponent)
+			, lightsArraySpot[li * 2].xyz // spotDir
+			, vec2(lightsArray[li * 3].w, lightsArray[li * 3 + 1].w) // scale
+			, lightsArraySpot[li * 2 + 1].xyz // right
+			#endif
+		);
+	}
+#endif // _Clusters
+	return visibility;
 }
 
+vec3 getWorldPos(vec2 uv, float depth) {
+    vec4 pos = invVP * vec4(uv * 2.0 - 1.0, depth * 2.0 - 1.0, 1.0);
+    return pos.xyz / pos.w;
+}
+
+vec3 getNormal(vec2 uv) {
+    vec4 g0 = textureLod(gbuffer0, uv, 0.0);
+    vec2 enc = g0.rg;
+    vec3 n;
+    n.z = 1.0 - abs(enc.x) - abs(enc.y);
+    n.xy = n.z >= 0.0 ? enc.xy : octahedronWrap(enc.xy);
+    return normalize(n);
+}
+
+vec3 calculateIndirectLight(vec2 uv, vec3 pos, vec3 normal, float depth) {
+    // Simplified visibility - replace with your full visibility function if needed
+    vec3 sampleColor = textureLod(gbuffer1, uv, 0.0).rgb * getVisibility(pos, normal, depth, uv);
+
+	#ifdef _EmissionShadeless
+		if (matid == 1) { // pure emissive material, color stored in basecol
+			sampleColor += textureLod(gbuffer1, uv, 0.0).rgb;
+		}
+	#endif
+	#ifdef _EmissionShaded
+		#ifdef _EmissionShadeless
+		else {
+		#endif
+			vec3 sampleEmission = textureLod(gbufferEmission, uv, 0.0).rgb;
+			sampleColor += sampleEmission; // Emission should be added directly
+		#ifdef _EmissionShadeless
+		}
+		#endif
+	#endif
+
+	return sampleColor;
+}
+
+// Improved sampling parameters
+const float GOLDEN_ANGLE = 2.39996323;
+const float MAX_DEPTH_DIFFERENCE = 0.9; // More conservative depth threshold
+const float SAMPLE_BIAS = 0.01; // Small offset to avoid self-occlusion
+
 void main() {
-	fragColor = 0;
-	vec4 g0 = textureLod(gbuffer0, texCoord, 0.0);
-	float d = textureLod(gbufferD, texCoord, 0.0).r * 2.0 - 1.0;
+    float depth = textureLod(gbufferD, texCoord, 0.0).r;
+    if (depth >= 1.0) {
+        fragColor = vec3(0.0);
+        return;
+    }
+
+	vec4 g0 = textureLod(gbuffer0, texCoord, 0.0); // Normal.xy, roughness, metallic/matid
+	unpackFloatInt16(g0.a, metallic, matid);
+
+	vec2 velocity = -textureLod(sveloc, texCoord, 0.0).rg;
 
-	vec2 enc = g0.rg;
 	vec3 n;
-	n.z = 1.0 - abs(enc.x) - abs(enc.y);
-	n.xy = n.z >= 0.0 ? enc.xy : octahedronWrap(enc.xy);
-	n = normalize(V3 * n);
+	n.z = 1.0 - abs(g0.x) - abs(g0.y);
+	n.xy = n.z >= 0.0 ? g0.xy : octahedronWrap(g0.xy);
+	n = normalize(n);
 
-	vpos = getPosView(viewRay, d, cameraProj);
+    vec3 pos = getWorldPos(texCoord, depth);
+    vec3 normal = getNormal(texCoord);
+    vec3 centerColor = textureLod(gbuffer1, texCoord, 0.0).rgb;
 
-	rayCast(n);
-	vec3 o1 = normalize(tangent(n));
-	vec3 o2 = (cross(o1, n));
-	vec3 c1 = 0.5f * (o1 + o2);
-	vec3 c2 = 0.5f * (o1 - o2);
-	rayCast(mix(n, o1, angleMix));
-	rayCast(mix(n, o2, angleMix));
-	rayCast(mix(n, -c1, angleMix));
-	rayCast(mix(n, -c2, angleMix));
+    float radius = ssaoRadius;
 
-	#ifdef _SSGICone9
-	rayCast(mix(n, -o1, angleMix));
-	rayCast(mix(n, -o2, angleMix));
-	rayCast(mix(n, c1, angleMix));
-	rayCast(mix(n, c2, angleMix));
+    vec3 gi = vec3(0.0);
+    float totalWeight = 0.0;
+    float angle = fract(sin(dot(texCoord, vec2(12.9898, 78.233))) * 100.0);
+
+	for (int i = 0; i < ssgiSamples; i++) {
+		// Use quasi-random sequence for better coverage
+		float r = sqrt((float(i) + 0.5) / float(ssgiSamples)) * radius;
+		float a = (float(i) * GOLDEN_ANGLE) + angle;
+
+		vec2 offset = vec2(cos(a), sin(a)) * r * radius;
+		vec2 sampleUV = clamp(texCoord + offset * (BayerMatrix8[int(gl_FragCoord.x + velocity.x) % 8][int(gl_FragCoord.y + velocity.y) % 8] - 0.5) / screenSize, vec2(0.001), vec2(0.999));
+
+		float sampleDepth = textureLod(gbufferD, sampleUV, 0.0).r;
+		if (sampleDepth >= 1.0) continue;
+
+		vec3 samplePos = getWorldPos(sampleUV, sampleDepth);
+		vec3 sampleNormal = getNormal(sampleUV);
+
+		// Apply small bias to sample position to avoid self-occlusion
+		samplePos += sampleNormal * SAMPLE_BIAS;
+
+		vec3 dir = pos - samplePos;
+		float dist = length(dir);
+
+		if (abs(pos.z - samplePos.z) > MAX_DEPTH_DIFFERENCE) continue;;
+
+		vec3 sampleColor = calculateIndirectLight(sampleUV, samplePos, sampleNormal, sampleDepth);
+		float weight = 1.0 / (1.0 + dist * dist * 2.0) * max(dot(sampleNormal, n), 0.0);
+
+		gi += sampleColor * weight;
+		totalWeight += weight;
+	}
+
+    // Normalize and apply intensity
+    if (totalWeight > 0.0) {
+        gi /= totalWeight;
+        #ifdef _CPostprocess
+            gi *= PPComp12.x;
+        #else
+            gi *= ssaoStrength;
+        #endif
+    }
+
+	#ifdef _EmissionShadeless
+		if (matid == 1) { // pure emissive material, color stored in basecol
+			gi += textureLod(gbuffer1, texCoord, 0.0).rgb;
+		}
 	#endif
+	#ifdef _EmissionShaded
+		#ifdef _EmissionShadeless
+		else {
+		#endif
+			gi += textureLod(gbufferEmission, texCoord, 0.0).rgb;
+		#ifdef _EmissionShadeless
+		}
+		#endif
+	#endif
+	fragColor = gi / (gi + vec3(1.0)); // Reinhard tone mapping
 }

leenkx/Shaders/ssgi_pass/ssgi_pass.json

@@ -6,6 +6,10 @@
 			"compare_mode": "always",
 			"cull_mode": "none",
 			"links": [
+				{
+					"name": "invVP",
+					"link": "_inverseViewProjectionMatrix"
+				},
 				{
 					"name": "P",
 					"link": "_projectionMatrix"
@@ -15,16 +19,180 @@
 					"link": "_viewMatrix3"
 				},
 				{
-					"name": "invP",
-					"link": "_inverseProjectionMatrix"
+					"name": "eye",
+					"link": "_cameraPosition"
+				},				
+				{
+					"name": "eyeLook",
+					"link": "_cameraLook"
 				},
 				{
 					"name": "cameraProj",
 					"link": "_cameraPlaneProj"
+
+				},
+				{
+					"name": "screenSize",
+					"link": "_screenSize"
+				},
+				{
+					"name": "PPComp12",
+					"link": "_PPComp12",
+					"ifdef": ["_CPostprocess"]
+				},
+				{
+					"name": "lightsArraySpot",
+					"link": "_lightsArraySpot",
+					"ifdef": ["_Clusters", "_Spot"]
+				},
+				{
+					"name": "lightsArray",
+					"link": "_lightsArray",
+					"ifdef": ["_Clusters"]
+				},
+				{
+					"name": "clustersData",
+					"link": "_clustersData",
+					"ifdef": ["_Clusters"]
+				},
+				{
+					"name": "cameraPlane",
+					"link": "_cameraPlane",
+					"ifdef": ["_Clusters"]
+				},
+				{
+					"name": "sunDir",
+					"link": "_sunDirection",
+					"ifdef": ["_Sun"]
+				},
+				{
+					"name": "sunCol",
+					"link": "_sunColor",
+					"ifdef": ["_Sun"]
+				},
+				{
+					"name": "shadowsBias",
+					"link": "_sunShadowsBias",
+					"ifdef": ["_Sun", "_ShadowMap"]
+				},
+				{
+					"name": "LWVP",
+					"link": "_biasLightWorldViewProjectionMatrixSun",
+					"ifndef": ["_CSM"],
+					"ifdef": ["_Sun", "_ShadowMap"]
+				},
+				{
+					"name": "casData",
+					"link": "_cascadeData",
+					"ifdef": ["_Sun", "_ShadowMap", "_CSM"]
+				},
+				{
+					"name": "lightArea0",
+					"link": "_lightArea0",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "lightArea1",
+					"link": "_lightArea1",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "lightArea2",
+					"link": "_lightArea2",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "lightArea3",
+					"link": "_lightArea3",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "sltcMat",
+					"link": "_ltcMat",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "sltcMag",
+					"link": "_ltcMag",
+					"ifdef": ["_LTC"]
+				},
+				{
+					"name": "smSizeUniform",
+					"link": "_shadowMapSize",
+					"ifdef": ["_SMSizeUniform"]
+				},
+				{
+					"name": "lightProj",
+					"link": "_lightPlaneProj",
+					"ifdef": ["_ShadowMap"]
+				},
+				{
+					"name": "pointPos",
+					"link": "_pointPosition",
+					"ifdef": ["_SinglePoint"]
+				},
+				{
+					"name": "pointCol",
+					"link": "_pointColor",
+					"ifdef": ["_SinglePoint"]
+				},
+				{
+					"name": "pointBias",
+					"link": "_pointShadowsBias",
+					"ifdef": ["_SinglePoint", "_ShadowMap"]
+				},
+				{
+					"name": "spotDir",
+					"link": "_spotDirection",
+					"ifdef": ["_SinglePoint", "_Spot"]
+				},
+				{
+					"name": "spotData",
+					"link": "_spotData",
+					"ifdef": ["_SinglePoint", "_Spot"]
+				},
+				{
+					"name": "spotRight",
+					"link": "_spotRight",
+					"ifdef": ["_SinglePoint", "_Spot"]
+				},
+				{
+					"name": "LWVPSpotArray",
+					"link": "_biasLightWorldViewProjectionMatrixSpotArray",
+					"ifdef": ["_Clusters", "_ShadowMap", "_Spot"]
+				},
+				{
+					"name": "pointLightDataArray",
+					"link": "_pointLightsAtlasArray",
+					"ifdef": ["_Clusters", "_ShadowMap", "_ShadowMapAtlas"]
+				},
+				{
+					"name": "LWVPSpot[0]",
+					"link": "_biasLightWorldViewProjectionMatrixSpot0",
+					"ifndef": ["_ShadowMapAtlas"],
+					"ifdef": ["_LTC", "_ShadowMap"]
+				},
+				{
+					"name": "LWVPSpot[1]",
+					"link": "_biasLightWorldViewProjectionMatrixSpot1",
+					"ifndef": ["_ShadowMapAtlas"],
+					"ifdef": ["_LTC", "_ShadowMap"]
+				},
+				{
+					"name": "LWVPSpot[2]",
+					"link": "_biasLightWorldViewProjectionMatrixSpot2",
+					"ifndef": ["_ShadowMapAtlas"],
+					"ifdef": ["_LTC", "_ShadowMap"]
+				},
+				{
+					"name": "LWVPSpot[3]",
+					"link": "_biasLightWorldViewProjectionMatrixSpot3",
+					"ifndef": ["_ShadowMapAtlas"],
+					"ifdef": ["_LTC", "_ShadowMap"]
 				}
 			],
 			"texture_params": [],
-			"vertex_shader": "../include/pass_viewray2.vert.glsl",
+			"vertex_shader": "../include/pass_viewray.vert.glsl",
 			"fragment_shader": "ssgi_pass.frag.glsl"
 		}
 	]

leenkx/Shaders/ssrefr_pass/ssrefr_pass.frag.glsl

@@ -72,10 +72,11 @@ void main() {
     float roughness = g0.z;
     vec4 gr = textureLod(gbuffer_refraction, texCoord, 0.0);
     float ior = gr.x;
-    float opac = gr.y;
+    float opac = 1.0 - gr.y;
     float d = textureLod(gbufferD, texCoord, 0.0).r * 2.0 - 1.0;
     if (d == 0.0 || d == 1.0 || opac == 1.0 || ior == 1.0) {
         fragColor.rgb = textureLod(tex1, texCoord, 0.0).rgb;
+		fragColor.a = opac;
         return;
     }
 	vec2 enc = g0.rg;
@@ -86,7 +87,7 @@ void main() {
 
     vec3 viewNormal = V3 * n;
     vec3 viewPos = getPosView(viewRay, d, cameraProj);
-    vec3 refracted = refract(viewPos, viewNormal, 1.0 / ior);
+    vec3 refracted = refract(normalize(viewPos), viewNormal, 1.0 / ior);
     hitCoord = viewPos;
 
     vec3 dir = refracted * (1.0 - rand(texCoord) * ss_refractionJitter * roughness) * 2.0;
@@ -98,9 +99,12 @@ void main() {
 						clamp(-refracted.z, 0.0, 1.0) * clamp((length(viewPos - hitCoord)), 0.0, 1.0) * coords.w;
 	intensity = clamp(intensity, 0.0, 1.0);
 
-	vec3 refractionCol = textureLod(tex1, coords.xy, 0.0).rgb;
-	refractionCol *= intensity;
-	vec3 color = textureLod(tex, texCoord.xy, 0.0).rgb;
+	vec4 refractionCol = textureLod(tex1, coords.xy, 0.0).rgba;
+	refractionCol.a = opac;
+	//refractionCol *= intensity;
+	vec4 color = textureLod(tex, texCoord.xy, 0.0).rgba;
+	color.a = opac;
 
-	fragColor.rgb = mix(refractionCol, color, opac);
+	fragColor.rgba = mix(refractionCol, color, opac);
+	fragColor.a = opac;
 }

leenkx/Shaders/ssrefr_pass/ssrefr_pass.json

@@ -5,6 +5,12 @@
 			"depth_write": false,
 			"compare_mode": "always",
 			"cull_mode": "none",
+			"blend_source": "source_alpha",
+			"blend_destination": "inverse_source_alpha",
+			"blend_operation": "add",
+			"alpha_blend_source": "blend_one",
+			"alpha_blend_destination": "blend_one",
+			"alpha_blend_operation": "add",
 			"links": [
 				{
 					"name": "P",

leenkx/Shaders/sss_pass/sss_pass.frag.glsl

@@ -1,6 +1,7 @@
 //
 // Copyright (C) 2012 Jorge Jimenez (jorge@iryoku.com)
 // Copyright (C) 2012 Diego Gutierrez (diegog@unizar.es)
+// Copyright (C) 2025 Onek8 (info@leenkx.com)
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
@@ -33,6 +34,14 @@
 // policies, either expressed or implied, of the copyright holders.
 //
 
+// TODO:
+// Add real sss radius
+// Add real sss scale
+// Move temp hash, reorganize shader utility functions
+// Add compiler flag for quality presets or with samples parameter
+// Clean up + Document comment
+
+
 #version 450
 
 #include "compiled.inc"
@@ -49,67 +58,93 @@ out vec4 fragColor;
 
 const float SSSS_FOVY = 108.0;
 
-// Separable SSS Reflectance
-// const float sssWidth = 0.005;
+// Temp hash func - 
+float hash13(vec3 p3) {
+	p3 = fract(p3 * vec3(0.1031, 0.1030, 0.0973));
+	p3 += dot(p3, p3.yzx + 33.33);
+	return fract((p3.x + p3.y) * p3.z);
+}
+
 vec4 SSSSBlur() {
-	// Quality = 0
-	const int SSSS_N_SAMPLES  = 11;
+	const int SSSS_N_SAMPLES = 15;
 	vec4 kernel[SSSS_N_SAMPLES];
-	kernel[0] = vec4(0.560479, 0.669086, 0.784728, 0);
-	kernel[1] = vec4(0.00471691, 0.000184771, 5.07566e-005, -2);
-	kernel[2] = vec4(0.0192831, 0.00282018, 0.00084214, -1.28);
-	kernel[3] = vec4(0.03639, 0.0130999, 0.00643685, -0.72);
-	kernel[4] = vec4(0.0821904, 0.0358608, 0.0209261, -0.32);
-	kernel[5] = vec4(0.0771802, 0.113491, 0.0793803, -0.08);
-	kernel[6] = vec4(0.0771802, 0.113491, 0.0793803, 0.08);
-	kernel[7] = vec4(0.0821904, 0.0358608, 0.0209261, 0.32);
-	kernel[8] = vec4(0.03639, 0.0130999, 0.00643685, 0.72);
-	kernel[9] = vec4(0.0192831, 0.00282018, 0.00084214, 1.28);
-	kernel[10] = vec4(0.00471691, 0.000184771, 5.07565e-005, 2);
+	
+	// color neutral kernel weights to prevent color shifting
+	kernel[0] = vec4(0.2, 0.2, 0.2, 0.0);
+	kernel[1] = vec4(0.12, 0.12, 0.12, 0.2);
+	kernel[2] = vec4(0.09, 0.09, 0.09, 0.4);
+	kernel[3] = vec4(0.06, 0.06, 0.06, 0.8);
+	kernel[4] = vec4(0.04, 0.04, 0.04, 1.2);
+	kernel[5] = vec4(0.025, 0.025, 0.025, 1.6);
+	kernel[6] = vec4(0.015, 0.015, 0.015, 2.0);
+	kernel[7] = vec4(0.005, 0.005, 0.005, 2.5);
+	kernel[8] = vec4(0.12, 0.12, 0.12, -0.2);
+	kernel[9] = vec4(0.09, 0.09, 0.09, -0.4);
+	kernel[10] = vec4(0.06, 0.06, 0.06, -0.8);
+	kernel[11] = vec4(0.04, 0.04, 0.04, -1.2);
+	kernel[12] = vec4(0.025, 0.025, 0.025, -1.6);
+	kernel[13] = vec4(0.015, 0.015, 0.015, -2.0);
+	kernel[14] = vec4(0.005, 0.005, 0.005, -2.5);
 	
 	vec4 colorM = textureLod(tex, texCoord, 0.0);
 
-	// Fetch linear depth of current pixel
 	float depth = textureLod(gbufferD, texCoord, 0.0).r;
 	float depthM = cameraProj.y / (depth - cameraProj.x);
 
-	// Calculate the sssWidth scale (1.0 for a unit plane sitting on the projection window)
 	float distanceToProjectionWindow = 1.0 / tan(0.5 * radians(SSSS_FOVY));
 	float scale = distanceToProjectionWindow / depthM;
 
-	// Calculate the final step to fetch the surrounding pixels
 	vec2 finalStep = sssWidth * scale * dir;
-	finalStep *= 1.0;//SSSS_STREGTH_SOURCE; // Modulate it using the alpha channel.
-	finalStep *= 1.0 / 3.0; // Divide by 3 as the kernels range from -3 to 3.
-	finalStep *= 0.05; //
 	
-	// Accumulate the center sample:
-	vec4 colorBlurred = colorM;
-	colorBlurred.rgb *= kernel[0].rgb;
 
-	// Accumulate the other samples
+	vec3 jitterSeed = vec3(texCoord.xy * 1000.0, fract(cameraProj.x * 0.0001));
+	float jitterOffset = (hash13(jitterSeed) * 2.0 - 1.0) * 0.15; // 15% jitteR
+	
+	finalStep *= (1.0 + jitterOffset);
+	finalStep *= 0.05; 
+	vec3 colorBlurred = vec3(0.0);
+	vec3 weightSum = vec3(0.0);
+	colorBlurred += colorM.rgb * kernel[0].rgb;
+	weightSum += kernel[0].rgb;
+	
+	// Accumulate the other samples with per-pixel jittering to reduce banding
 	for (int i = 1; i < SSSS_N_SAMPLES; i++) {
-		// Fetch color and depth for current sample
-		vec2 offset = texCoord + kernel[i].a * finalStep;
-		vec4 color = textureLod(tex, offset, 0.0);
-		//#if SSSS_FOLLOW_SURFACE == 1
-		// If the difference in depth is huge, we lerp color back to "colorM":
-		//float depth = textureLod(tex, offset, 0.0).r;
-		//float s = clamp(300.0f * distanceToProjectionWindow * sssWidth * abs(depthM - depth),0.0,1.0);
-		//color.rgb = mix(color.rgb, colorM.rgb, s);
-		//#endif
-		// Accumulate
-		colorBlurred.rgb += kernel[i].rgb * color.rgb;
-	}
+		float sampleJitter = hash13(vec3(texCoord.xy * 720.0, float(i) * 37.45)) * 0.1 - 0.05;
 		
-	return colorBlurred;
+		vec2 offset = texCoord + (kernel[i].a + sampleJitter) * finalStep;
+		vec4 color = textureLod(tex, offset, 0.0);
+		
+		// ADJUST FOR SURFACE FOLLOWING
+		// 0.0 = disabled (maximum SSS but with bleeding), 1.0 = fully enabled (prevents bleeding but might reduce SSS effect)
+		const float SURFACE_FOLLOWING_STRENGTH = 0.15; // Reduced to preserve more SSS effect
+		
+		if (SURFACE_FOLLOWING_STRENGTH > 0.0) {
+			float sampleDepth = textureLod(gbufferD, offset, 0.0).r;
+			float depthScale = 5.0; 
+			float depthDiff = abs(depth - sampleDepth) * depthScale;
+			if (depthDiff > 0.3) { 
+				float blendFactor = clamp(depthDiff - 0.3, 0.0, 1.0) * SURFACE_FOLLOWING_STRENGTH;
+				color.rgb = mix(color.rgb, colorM.rgb, blendFactor);
+			}
+		}
+		
+		colorBlurred += color.rgb * kernel[i].rgb;
+		weightSum += kernel[i].rgb;
+	}
+	vec3 normalizedColor = colorBlurred / max(weightSum, vec3(0.00001));
+	float dither = hash13(vec3(texCoord * 1333.0, 0.0)) * 0.003 - 0.0015;
+	return vec4(normalizedColor + vec3(dither), colorM.a);
 }
 
 void main() {
+	
 	if (textureLod(gbuffer0, texCoord, 0.0).a == 8192.0) {
-		fragColor = clamp(SSSSBlur(), 0.0, 1.0);
-	}
-	else {
+		vec4 originalColor = textureLod(tex, texCoord, 0.0);
+		vec4 blurredColor = SSSSBlur();
+		vec4 finalColor = mix(blurredColor, originalColor, 0.15);
+		
+		fragColor = clamp(finalColor, 0.0, 1.0);
+	} else {
 		fragColor = textureLod(tex, texCoord, 0.0);
 	}
 }

leenkx/Shaders/std/aabb.glsl

@@ -0,0 +1,18 @@
+#ifndef _AABB_GLSL
+#define _AABB_GLSL
+
+bool IntersectAABB(vec3[2] a, vec3[2] b) {
+    const float EPSILON = 0.001; // Small tolerance to prevent false negatives
+    if (abs(a[0].x - b[0].x) > (a[1].x + b[1].x + EPSILON)) return false;
+    if (abs(a[0].y - b[0].y) > (a[1].y + b[1].y + EPSILON)) return false;
+    if (abs(a[0].z - b[0].z) > (a[1].z + b[1].z + EPSILON)) return false;
+    return true;
+}
+
+void AABBfromMinMax(inout vec3[2] aabb, vec3 _min, vec3 _max)
+{
+	aabb[0] = (_min + _max) * 0.5f;
+	aabb[1] = abs(_max - aabb[0]);
+}
+
+#endif

leenkx/Shaders/std/conetrace.glsl

@@ -22,7 +22,7 @@ THE SOFTWARE.
 #ifndef _CONETRACE_GLSL_
 #define _CONETRACE_GLSL_
 
-#include "std/voxels_constants.glsl"
+#include "std/constants.glsl"
 
 // References
 // https://github.com/Friduric/voxel-cone-tracing
@@ -92,14 +92,14 @@ vec4 traceCone(const sampler3D voxels, const sampler3D voxelsSDF, const vec3 ori
 	float dist = voxelSize0;
 	float step_dist = dist;
 	vec3 samplePos;
-	vec3 start_pos = origin + n * voxelSize0 * voxelgiOffset;
+	vec3 start_pos = origin + n * voxelSize0;
 	int clipmap_index0 = 0;
 
 	vec3 aniso_direction = -dir;
 	vec3 face_offset = vec3(
-		aniso_direction.x > 0.0 ? 0 : 1,
-		aniso_direction.y > 0.0 ? 2 : 3,
-		aniso_direction.z > 0.0 ? 4 : 5
+		aniso_direction.x > 0.0 ? 0.0 : 1.0,
+		aniso_direction.y > 0.0 ? 2.0 : 3.0,
+		aniso_direction.z > 0.0 ? 4.0 : 5.0
 	) / (6 + DIFFUSE_CONE_COUNT);
 	vec3 direction_weight = abs(dir);
 
@@ -125,7 +125,7 @@ vec4 traceCone(const sampler3D voxels, const sampler3D voxelsSDF, const vec3 ori
 
 		if(clipmap_blend > 0.0 && clipmap_index < voxelgiClipmapCount - 1) {
 			vec4 mipSampleNext = sampleVoxel(voxels, p0, clipmaps, clipmap_index + 1.0, step_dist, precomputed_direction, face_offset, direction_weight);
-			mipSample = mix(mipSample, mipSampleNext, smoothstep(0.0, 1.0, clipmap_blend));
+			mipSample = mix(mipSample, mipSampleNext, clipmap_blend);
 		}
 
 		sampleCol += (1.0 - sampleCol.a) * mipSample;
@@ -148,8 +148,9 @@ vec4 traceCone(const sampler3D voxels, const sampler3D voxelsSDF, const vec3 ori
 vec4 traceDiffuse(const vec3 origin, const vec3 normal, const sampler3D voxels, const float clipmaps[voxelgiClipmapCount * 10]) {
 	float sum = 0.0;
 	vec4 amount = vec4(0.0);
+	mat3 TBN = makeTangentBasis(normal);
 	for (int i = 0; i < DIFFUSE_CONE_COUNT; ++i) {
-		vec3 coneDir = DIFFUSE_CONE_DIRECTIONS[i];
+		vec3 coneDir = TBN * DIFFUSE_CONE_DIRECTIONS[i];
 		const float cosTheta = dot(normal, coneDir);
 		if (cosTheta <= 0)
 			continue;
@@ -166,7 +167,7 @@ vec4 traceDiffuse(const vec3 origin, const vec3 normal, const sampler3D voxels,
 }
 
 vec4 traceSpecular(const vec3 origin, const vec3 normal, const sampler3D voxels, const sampler3D voxelsSDF, const vec3 viewDir, const float roughness, const float clipmaps[voxelgiClipmapCount * 10], const vec2 pixel, const vec2 velocity) {
-	vec3 specularDir = reflect(-viewDir, normal);
+	vec3 specularDir = reflect(normalize(-viewDir), normal);
 	vec3 P = origin + specularDir * ((BayerMatrix8[int(pixel.x + velocity.x) % 8][int(pixel.y + velocity.y) % 8] - 0.5)) * voxelgiStep;
 	vec4 amount = traceCone(voxels, voxelsSDF, P, normal, specularDir, 0, true, roughness, voxelgiStep, clipmaps);
 
@@ -176,9 +177,9 @@ vec4 traceSpecular(const vec3 origin, const vec3 normal, const sampler3D voxels,
 	return amount * voxelgiOcc;
 }
 
-vec4 traceRefraction(const vec3 origin, const vec3 normal, sampler3D voxels, sampler3D voxelsSDF, const vec3 viewDir, const float ior, const float roughness, const float clipmaps[voxelgiClipmapCount * 10], const vec2 pixel, const vec2 velocity) {
- 	const float transmittance = 1.0;
- 	vec3 refractionDir = refract(-viewDir, normal, 1.0 / ior);
+vec4 traceRefraction(const vec3 origin, const vec3 normal, sampler3D voxels, sampler3D voxelsSDF, const vec3 viewDir, const float ior, const float roughness, const float clipmaps[voxelgiClipmapCount * 10], const vec2 pixel, const vec2 velocity, const float opacity) {
+ 	const float transmittance = 1.0 - opacity;
+ 	vec3 refractionDir = refract(normalize(-viewDir), normal, 1.0 / ior);
  	vec3 P = origin + refractionDir * (BayerMatrix8[int(pixel.x + velocity.x) % 8][int(pixel.y + velocity.y) % 8] - 0.5) * voxelgiStep;
 	vec4 amount =  transmittance * traceCone(voxels, voxelsSDF, P, normal, refractionDir, 0, true, roughness, voxelgiStep, clipmaps);
 
@@ -196,14 +197,14 @@ float traceConeAO(const sampler3D voxels, const vec3 origin, const vec3 n, const
 	float dist = voxelSize0;
 	float step_dist = dist;
 	vec3 samplePos;
-	vec3 start_pos = origin + n * voxelSize0 * voxelgiOffset;
+	vec3 start_pos = origin + n * voxelSize0;
 	int clipmap_index0 = 0;
 
 	vec3 aniso_direction = -dir;
 	vec3 face_offset = vec3(
-		aniso_direction.x > 0.0 ? 0 : 1,
-		aniso_direction.y > 0.0 ? 2 : 3,
-		aniso_direction.z > 0.0 ? 4 : 5
+		aniso_direction.x > 0.0 ? 0.0 : 1.0,
+		aniso_direction.y > 0.0 ? 2.0 : 3.0,
+		aniso_direction.z > 0.0 ? 4.0 : 5.0
 	) / (6 + DIFFUSE_CONE_COUNT);
 	vec3 direction_weight = abs(dir);
 
@@ -259,7 +260,6 @@ float traceAO(const vec3 origin, const vec3 normal, const sampler3D voxels, cons
 }
 #endif
 
-
 #ifdef _VoxelShadow
 float traceConeShadow(const sampler3D voxels, const sampler3D voxelsSDF, const vec3 origin, const vec3 n, const vec3 dir, const float aperture, const float step_size, const float clipmaps[voxelgiClipmapCount * 10]) {
     float sampleCol = 0.0;
@@ -267,14 +267,14 @@ float traceConeShadow(const sampler3D voxels, const sampler3D voxelsSDF, const v
 	float dist = voxelSize0;
 	float step_dist = dist;
 	vec3 samplePos;
-	vec3 start_pos = origin + n * voxelSize0 * voxelgiOffset;
+	vec3 start_pos = origin + n * voxelSize0;
 	int clipmap_index0 = 0;
 
 	vec3 aniso_direction = -dir;
 	vec3 face_offset = vec3(
-		aniso_direction.x > 0.0 ? 0 : 1,
-		aniso_direction.y > 0.0 ? 2 : 3,
-		aniso_direction.z > 0.0 ? 4 : 5
+		aniso_direction.x > 0.0 ? 0.0 : 1.0,
+		aniso_direction.y > 0.0 ? 2.0 : 3.0,
+		aniso_direction.z > 0.0 ? 4.0 : 5.0
 	) / (6 + DIFFUSE_CONE_COUNT);
 	vec3 direction_weight = abs(dir);
 	float coneCoefficient = 2.0 * tan(aperture * 0.5);
@@ -287,7 +287,7 @@ float traceConeShadow(const sampler3D voxels, const sampler3D voxelsSDF, const v
 		float clipmap_blend = fract(lod);
 		vec3 p0 = start_pos + dir * dist;
 
-        samplePos = (p0 - vec3(clipmaps[int(clipmap_index * 10 + 4)], clipmaps[int(clipmap_index * 10 + 5)], clipmaps[int(clipmap_index * 10 + 6)])) / (float(clipmaps[int(clipmap_index * 10)]) * voxelgiResolution.x);
+        samplePos = (p0 - vec3(clipmaps[int(clipmap_index * 10 + 4)], clipmaps[int(clipmap_index * 10 + 5)], clipmaps[int(clipmap_index * 10 + 6)])) / (float(clipmaps[int(clipmap_index * 10)]) * voxelgiResolution);
 		samplePos = samplePos * 0.5 + 0.5;
 
 		if ((any(notEqual(samplePos, clamp(samplePos, 0.0, 1.0))))) {
@@ -328,9 +328,9 @@ float traceConeShadow(const sampler3D voxels, const sampler3D voxelsSDF, const v
 }
 
 
-float traceShadow(const vec3 origin, const vec3 normal, const sampler3D voxels, const sampler3D voxelsSDF, const vec3 dir, const float clipmaps[voxelgiClipmapCount * 10], const vec2 pixel) {
- 	vec3 P = origin + dir * (BayerMatrix8[int(pixel.x) % 8][int(pixel.y) % 8] - 0.5) * voxelgiStep;
-	float amount = traceConeShadow(voxels, voxelsSDF, P, normal, dir, DIFFUSE_CONE_APERTURE, voxelgiStep, clipmaps);
+float traceShadow(const vec3 origin, const vec3 normal, const sampler3D voxels, const sampler3D voxelsSDF, const vec3 dir, const float clipmaps[voxelgiClipmapCount * 10], const vec2 pixel, const vec2 velocity) {
+ 	vec3 P = origin + dir * (BayerMatrix8[int(pixel.x + velocity.x) % 8][int(pixel.y + velocity.y) % 8] - 0.5) * voxelgiStep;
+	float amount = traceConeShadow(voxels, voxelsSDF, P, normal, dir, SHADOW_CONE_APERTURE, voxelgiStep, clipmaps);
 	amount = clamp(amount, 0.0, 1.0);
 	return amount * voxelgiOcc;
 }

leenkx/Shaders/std/constants.glsl

@@ -21,29 +21,49 @@ THE SOFTWARE.
  */
 
 const int DIFFUSE_CONE_COUNT = 16;
-const float DIFFUSE_CONE_APERTURE = radians(45.0);
 
-const vec3 DIFFUSE_CONE_DIRECTIONS[16] = {
-	vec3(0.0000, 0.0000, 1.0000),   // Central direction
-	vec3(0.3827, 0.0000, 0.9239),   // Ring 1
-	vec3(-0.3827, 0.0000, 0.9239),
-	vec3(0.0000, 0.3827, 0.9239),
-	vec3(0.0000, -0.3827, 0.9239),
-	vec3(0.2706, 0.2706, 0.9239),   // Ring 2
-	vec3(-0.2706, 0.2706, 0.9239),
-	vec3(0.2706, -0.2706, 0.9239),
-	vec3(-0.2706, -0.2706, 0.9239),
-	vec3(0.1802, 0.3604, 0.9239),   // Ring 3
-	vec3(-0.1802, 0.3604, 0.9239),
-	vec3(0.1802, -0.3604, 0.9239),
-	vec3(-0.1802, -0.3604, 0.9239),
-	vec3(0.3604, 0.1802, 0.9239),
-	vec3(-0.3604, 0.1802, 0.9239),
-	vec3(0.3604, -0.1802, 0.9239)
-};
+const float SHADOW_CONE_APERTURE = radians(15.0);
 
+const float DIFFUSE_CONE_APERTURE = 0.872665; // 50 degrees in radians
 
-const float BayerMatrix8[8][8] =
+mat3 makeTangentBasis(const vec3 normal) {
+    // Create a tangent basis from normal vector
+    vec3 tangent;
+    vec3 bitangent;
+
+    // Compute tangent (Frisvad's method)
+    if (abs(normal.z) < 0.999) {
+        tangent = normalize(cross(vec3(0, 1, 0), normal));
+    } else {
+        tangent = normalize(cross(normal, vec3(1, 0, 0)));
+    }
+    bitangent = cross(normal, tangent);
+
+    return mat3(tangent, bitangent, normal);
+}
+
+// 16 optimized cone directions for hemisphere sampling (Z-up, normalized)
+const vec3 DIFFUSE_CONE_DIRECTIONS[16] = vec3[](
+    vec3(0.707107, 0.000000, 0.707107),  // Front
+    vec3(-0.707107, 0.000000, 0.707107), // Back
+    vec3(0.000000, 0.707107, 0.707107),  // Right
+    vec3(0.000000, -0.707107, 0.707107), // Left
+    vec3(0.500000, 0.500000, 0.707107),  // Front-right
+    vec3(-0.500000, 0.500000, 0.707107), // Back-right
+    vec3(0.500000, -0.500000, 0.707107), // Front-left
+    vec3(-0.500000, -0.500000, 0.707107),// Back-left
+    vec3(0.353553, 0.000000, 0.935414),  // Narrow front
+    vec3(-0.353553, 0.000000, 0.935414), // Narrow back
+    vec3(0.000000, 0.353553, 0.935414),  // Narrow right
+    vec3(0.000000, -0.353553, 0.935414), // Narrow left
+    vec3(0.270598, 0.270598, 0.923880),  // Narrow front-right
+    vec3(-0.270598, 0.270598, 0.923880), // Narrow back-right
+    vec3(0.270598, -0.270598, 0.923880), // Narrow front-left
+    vec3(-0.270598, -0.270598, 0.923880) // Narrow back-left
+);
+
+// TO DO - Disabled momentarily instead of changing formulas
+const float off_BayerMatrix8[8][8] =
 {
 	{ 1.0 / 65.0, 49.0 / 65.0, 13.0 / 65.0, 61.0 / 65.0, 4.0 / 65.0, 52.0 / 65.0, 16.0 / 65.0, 64.0 / 65.0 },
 	{ 33.0 / 65.0, 17.0 / 65.0, 45.0 / 65.0, 29.0 / 65.0, 36.0 / 65.0, 20.0 / 65.0, 48.0 / 65.0, 32.0 / 65.0 },
@@ -54,3 +74,15 @@ const float BayerMatrix8[8][8] =
 	{ 11.0 / 65.0, 59.0 / 65.0, 7.0 / 65.0, 55.0 / 65.0, 10.0 / 65.0, 58.0 / 65.0, 6.0 / 65.0, 54.0 / 65.0 },
 	{ 43.0 / 65.0, 27.0 / 65.0, 39.0 / 65.0, 23.0 / 65.0, 42.0 / 65.0, 26.0 / 65.0, 38.0 / 65.0, 22.0 / 65.0 }
 };
+const float BayerMatrix8[8][8] =
+{
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 },
+	{ 1.0,1.0,1.0,1.0,1.0,1.0,1.0,1.0 }
+};
+

leenkx/Shaders/std/light.glsl

@@ -9,7 +9,6 @@
 #endif
 #ifdef _VoxelShadow
 #include "std/conetrace.glsl"
-//!uniform sampler2D voxels_shadows;
 #endif
 #ifdef _LTC
 #include "std/ltc.glsl"
@@ -23,46 +22,63 @@
 #ifdef _Spot
 #include "std/light_common.glsl"
 #endif
+#ifdef _VoxelShadow
+#include "std/conetrace.glsl"
+#endif
 
 #ifdef _ShadowMap
 	#ifdef _SinglePoint
 		#ifdef _Spot
 			#ifndef _LTC
 				uniform sampler2DShadow shadowMapSpot[1];
+				#ifdef _ShadowMapTransparent
 				uniform sampler2D shadowMapSpotTransparent[1];
-				uniform mat4 LWVPSpot[1];
+				#endif
+				uniform mat4 LWVPSpotArray[1];
 			#endif
 		#else
 			uniform samplerCubeShadow shadowMapPoint[1];
+			#ifdef _ShadowMapTransparent
 			uniform samplerCube shadowMapPointTransparent[1];
+			#endif
 			uniform vec2 lightProj;
 		#endif
 	#endif
 	#ifdef _Clusters
 		#ifdef _SingleAtlas
 		//!uniform sampler2DShadow shadowMapAtlas;
+		#ifdef _ShadowMapTransparent
 		//!uniform sampler2D shadowMapAtlasTransparent;
 		#endif
+		#endif
 		uniform vec2 lightProj;
 		#ifdef _ShadowMapAtlas
 		#ifndef _SingleAtlas
 		uniform sampler2DShadow shadowMapAtlasPoint;
+		#ifdef _ShadowMapTransparent
 		uniform sampler2D shadowMapAtlasPointTransparent;
 		#endif
+		#endif
 		#else
 		uniform samplerCubeShadow shadowMapPoint[4];
+		#ifdef _ShadowMapTransparent
 		uniform samplerCube shadowMapPointTransparent[4];
 		#endif
+		#endif
 		#ifdef _Spot
 			#ifdef _ShadowMapAtlas
 			#ifndef _SingleAtlas
 			uniform sampler2DShadow shadowMapAtlasSpot;
+			#ifdef _ShadowMapTransparent
 			uniform sampler2D shadowMapAtlasSpotTransparent;
 			#endif
+			#endif
 			#else
 			uniform sampler2DShadow shadowMapSpot[4];
+			#ifdef _ShadowMapTransparent
 			uniform sampler2D shadowMapSpotTransparent[4];
 			#endif
+			#endif
 			uniform mat4 LWVPSpotArray[maxLightsCluster];
 		#endif
 	#endif
@@ -79,28 +95,35 @@ uniform sampler2D sltcMag;
 #ifndef _Spot
 	#ifdef _SinglePoint
 		uniform sampler2DShadow shadowMapSpot[1];
+		#ifdef _ShadowMapTransparent
 		uniform sampler2D shadowMapSpotTransparent[1];
-		uniform mat4 LWVPSpot[1];
+		#endif
+		uniform mat4 LWVPSpotArray[1];
 	#endif
 	#ifdef _Clusters
 		uniform sampler2DShadow shadowMapSpot[maxLightsCluster];
+		#ifdef _ShadowMapTransparent
 		uniform sampler2D shadowMapSpotTransparent[maxLightsCluster];
+		#endif
 		uniform mat4 LWVPSpotArray[maxLightsCluster];
 	#endif
-	#endif
+#endif
 #endif
 #endif
 
 vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, const vec3 lp, const vec3 lightCol,
 	const vec3 albedo, const float rough, const float spec, const vec3 f0
 	#ifdef _ShadowMap
-		, int index, float bias, bool receiveShadow, bool transparent
+		, int index, float bias, bool receiveShadow
+	#ifdef _ShadowMapTransparent
+		, bool transparent
+	#endif
 	#endif
 	#ifdef _Spot
 		, const bool isSpot, const float spotSize, float spotBlend, vec3 spotDir, vec2 scale, vec3 right
 	#endif
 	#ifdef _VoxelShadow
-		, sampler3D voxels, sampler3D voxelsSDF, float clipmaps[10 * voxelgiClipmapCount]
+		, sampler3D voxels, sampler3D voxelsSDF, float clipmaps[10 * voxelgiClipmapCount], vec2 velocity
 	#endif
 	#ifdef _MicroShadowing
 		, float occ
@@ -146,22 +169,67 @@ vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, co
 	#endif
 
 	#ifdef _VoxelShadow
-	direct *= (1.0 - traceShadow(p, n, voxels, voxelsSDF, l, clipmaps, gl_FragCoord.xy).r) * voxelgiShad;
+	vec3 lightDir = l;
+	#ifdef _Spot
+	if (isSpot)
+		lightDir = spotDir;
+	#endif
+	direct *= (1.0 - traceShadow(p, n, voxels, voxelsSDF, lightDir, clipmaps, gl_FragCoord.xy, velocity).r) * voxelgiShad;
 	#endif
 
 	#ifdef _LTC
 	#ifdef _ShadowMap
 		if (receiveShadow) {
 			#ifdef _SinglePoint
-			vec4 lPos = LWVPSpotArray[0] * vec4(p + n * bias * 10, 1.0);
-			direct *= shadowTest(shadowMapSpot[0], shadowMapSpotTransparent[0], lPos.xyz / lPos.w, bias, transparent);
+			vec4 lPos = LWVPSpot[0] * vec4(p + n * bias * 10, 1.0);
+			direct *= shadowTest(shadowMapSpot[0],
+								#ifdef _ShadowMapTransparent
+								shadowMapSpotTransparent[0],
+								#endif
+								lPos.xyz / lPos.w, bias
+								#ifdef _ShadowMapTransparent
+								, transparent
+								#endif
+								);
 			#endif
 			#ifdef _Clusters
-			vec4 lPos = LWVPSpotArray[index] * vec4(p + n * bias * 10, 1.0);
-			if (index == 0) direct *= shadowTest(shadowMapSpot[0], shadowMapSpotTransparent[0], lPos.xyz / lPos.w, bias, transparent);
-			else if (index == 1) direct *= shadowTest(shadowMapSpot[1], shadowMapSpotTransparent[1], lPos.xyz / lPos.w, bias, transparent);
-			else if (index == 2) direct *= shadowTest(shadowMapSpot[2], shadowMapSpotTransparent[2], lPos.xyz / lPos.w, bias, transparent);
-			else if (index == 3) direct *= shadowTest(shadowMapSpot[3], shadowMapSpotTransparent[3], lPos.xyz / lPos.w, bias, transparent);
+			vec4 lPos = LWVPSpot[index] * vec4(p + n * bias * 10, 1.0);
+			if (index == 0) direct *= shadowTest(shadowMapSpot[0],
+												#ifdef _ShadowMapTransparent
+												shadowMapSpotTransparent[0],
+												#endif
+												lPos.xyz / lPos.w, bias
+												#ifdef _ShadowMapTransparent
+												, transparent
+												#endif
+												);
+			else if (index == 1) direct *= shadowTest(shadowMapSpot[1],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[1],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+			else if (index == 2) direct *= shadowTest(shadowMapSpot[2],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[2],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+			else if (index == 3) direct *= shadowTest(shadowMapSpot[3],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[3],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
 			#endif
 		}
 	#endif
@@ -175,25 +243,76 @@ vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, co
 		#ifdef _ShadowMap
 			if (receiveShadow) {
 				#ifdef _SinglePoint
-				vec4 lPos = LWVPSpot[0] * vec4(p + n * bias * 10, 1.0);
-				direct *= shadowTest(shadowMapSpot[0], shadowMapSpotTransparent[0], lPos.xyz / lPos.w, bias, transparent);
+				vec4 lPos = LWVPSpotArray[0] * vec4(p + n * bias * 10, 1.0);
+				direct *= shadowTest(shadowMapSpot[0],
+									#ifdef _ShadowMapTransparent
+									shadowMapSpotTransparent[0],
+									#endif
+									lPos.xyz / lPos.w, bias
+									#ifdef _ShadowMapTransparent
+									, transparent
+									#endif
+									);
 				#endif
 				#ifdef _Clusters
 					vec4 lPos = LWVPSpotArray[index] * vec4(p + n * bias * 10, 1.0);
 					#ifdef _ShadowMapAtlas
 						direct *= shadowTest(
-							#ifndef _SingleAtlas
-							shadowMapAtlasSpot, shadowMapAtlasSpotTransparent
-							#else
-							shadowMapAtlas, shadowMapAtlasTransparent
-							#endif
-							, lPos.xyz / lPos.w, bias, transparent
-						);
+											#ifdef _ShadowMapTransparent
+											#ifndef _SingleAtlas
+											shadowMapAtlasSpot, shadowMapAtlasSpotTransparent
+											#else
+											shadowMapAtlas, shadowMapAtlasTransparent
+											#endif
+											#else
+											#ifndef _SingleAtlas
+											shadowMapAtlasSpot
+											#else
+											shadowMapAtlas
+											#endif
+											#endif
+											, lPos.xyz / lPos.w, bias
+											#ifdef _ShadowMapTransparent
+											, transparent
+											#endif
+											);
 					#else
-							 if (index == 0) direct *= shadowTest(shadowMapSpot[0], shadowMapSpotTransparent[0], lPos.xyz / lPos.w, bias, transparent);
-						else if (index == 1) direct *= shadowTest(shadowMapSpot[1], shadowMapSpotTransparent[1], lPos.xyz / lPos.w, bias, transparent);
-						else if (index == 2) direct *= shadowTest(shadowMapSpot[2], shadowMapSpotTransparent[2], lPos.xyz / lPos.w, bias, transparent);
-						else if (index == 3) direct *= shadowTest(shadowMapSpot[3], shadowMapSpotTransparent[3], lPos.xyz / lPos.w, bias, transparent);
+							 if (index == 0) direct *= shadowTest(shadowMapSpot[0],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[0],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 1) direct *= shadowTest(shadowMapSpot[1],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[1],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 2) direct *= shadowTest(shadowMapSpot[2],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[2],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 3) direct *= shadowTest(shadowMapSpot[3],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[3],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
 					#endif
 				#endif
 			}
@@ -210,24 +329,75 @@ vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, co
 		if (receiveShadow) {
 			#ifdef _SinglePoint
 			#ifndef _Spot
-			direct *= PCFCube(shadowMapPoint[0], shadowMapPointTransparent[0], ld, -l, bias, lightProj, n, transparent);
+			direct *= PCFCube(shadowMapPoint[0],
+							#ifdef _ShadowMapTransparent
+							shadowMapPointTransparent[0],
+							#endif
+							ld, -l, bias, lightProj, n
+							#ifdef _ShadowMapTransparent
+							, transparent
+							#endif
+							);
 			#endif
 			#endif
 			#ifdef _Clusters
 				#ifdef _ShadowMapAtlas
 				direct *= PCFFakeCube(
-					#ifndef _SingleAtlas
-					shadowMapAtlasPoint, shadowMapAtlasPointTransparent
-					#else
-					shadowMapAtlas, shadowMapAtlasTransparent
-					#endif
-					, ld, -l, bias, lightProj, n, index, transparent
-				);
+									#ifdef _ShadowMapTransparent
+									#ifndef _SingleAtlas
+									shadowMapAtlasPoint, shadowMapAtlasPointTransparent
+									#else
+									shadowMapAtlas, shadowMapAtlasTransparent
+									#endif
+									#else
+									#ifndef _SingleAtlas
+									shadowMapAtlasPoint
+									#else
+									shadowMapAtlas
+									#endif
+									#endif
+									, ld, -l, bias, lightProj, n, index
+									#ifdef _ShadowMapTransparent
+									, transparent
+									#endif
+									);
 				#else
-					 if (index == 0) direct *= PCFCube(shadowMapPoint[0], shadowMapPointTransparent[0], ld, -l, bias, lightProj, n, transparent);
-				else if (index == 1) direct *= PCFCube(shadowMapPoint[1], shadowMapPointTransparent[1], ld, -l, bias, lightProj, n, transparent);
-				else if (index == 2) direct *= PCFCube(shadowMapPoint[2], shadowMapPointTransparent[2], ld, -l, bias, lightProj, n, transparent);
-				else if (index == 3) direct *= PCFCube(shadowMapPoint[3], shadowMapPointTransparent[3], ld, -l, bias, lightProj, n, transparent);
+					 if (index == 0) direct *= PCFCube(shadowMapPoint[0],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[0],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 1) direct *= PCFCube(shadowMapPoint[1],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[1],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 2) direct *= PCFCube(shadowMapPoint[2],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[2],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 3) direct *= PCFCube(shadowMapPoint[3],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[3],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
 				#endif
 			#endif
 		}
@@ -236,4 +406,274 @@ vec3 sampleLight(const vec3 p, const vec3 n, const vec3 v, const float dotNV, co
 	return direct;
 }
 
+#ifdef _VoxelGI
+vec3 sampleLightVoxels(const vec3 p, const vec3 n, const vec3 v, const float dotNV, const vec3 lp, const vec3 lightCol,
+	const vec3 albedo, const float rough, const float spec, const vec3 f0
+	#ifdef _ShadowMap
+		, int index, float bias, bool receiveShadow
+	#ifdef _ShadowMapTransparent
+		, bool transparent
+	#endif
+	#endif
+	#ifdef _Spot
+		, const bool isSpot, const float spotSize, float spotBlend, vec3 spotDir, vec2 scale, vec3 right
+	#endif
+	) {
+	vec3 ld = lp - p;
+	vec3 l = normalize(ld);
+	vec3 h = normalize(v + l);
+	float dotNH = max(0.0, dot(n, h));
+	float dotVH = max(0.0, dot(v, h));
+	float dotNL = max(0.0, dot(n, l));
+
+	#ifdef _LTC
+	float theta = acos(dotNV);
+	vec2 tuv = vec2(rough, theta / (0.5 * PI));
+	tuv = tuv * LUT_SCALE + LUT_BIAS;
+	vec4 t = textureLod(sltcMat, tuv, 0.0);
+	mat3 invM = mat3(
+		vec3(1.0, 0.0, t.y),
+		vec3(0.0, t.z, 0.0),
+		vec3(t.w, 0.0, t.x));
+	float ltcspec = ltcEvaluate(n, v, dotNV, p, invM, lightArea0, lightArea1, lightArea2, lightArea3);
+	ltcspec *= textureLod(sltcMag, tuv, 0.0).a;
+	float ltcdiff = ltcEvaluate(n, v, dotNV, p, mat3(1.0), lightArea0, lightArea1, lightArea2, lightArea3);
+	vec3 direct = albedo * ltcdiff + ltcspec * spec * 0.05;
+	#else
+	vec3 direct = lambertDiffuseBRDF(albedo, dotNL) +
+				  specularBRDF(f0, rough, dotNL, dotNH, dotNV, dotVH) * spec;
+	#endif
+
+	direct *= attenuate(distance(p, lp));
+	direct *= lightCol;
+
+	#ifdef _LTC
+	#ifdef _ShadowMap
+		if (receiveShadow) {
+			#ifdef _SinglePoint
+			vec4 lPos = LWVPSpot[0] * vec4(p + n * bias * 10, 1.0);
+			direct *= shadowTest(shadowMapSpot[0],
+								#ifdef _ShadowMapTransparent
+								shadowMapSpotTransparent[0],
+								#endif
+								lPos.xyz / lPos.w, bias
+								#ifdef _ShadowMapTransparent
+								, transparent
+								#endif
+								);
+			#endif
+			#ifdef _Clusters
+			vec4 lPos = LWVPSpot[index] * vec4(p + n * bias * 10, 1.0);
+			if (index == 0) direct *= shadowTest(shadowMapSpot[0],
+												#ifdef _ShadowMapTransparent
+												shadowMapSpotTransparent[0],
+												#endif
+												lPos.xyz / lPos.w, bias
+												#ifdef _ShadowMapTransparent
+												, transparent
+												#endif
+												);
+			else if (index == 1) direct *= shadowTest(shadowMapSpot[1],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[1],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+			else if (index == 2) direct *= shadowTest(shadowMapSpot[2],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[2],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+			else if (index == 3) direct *= shadowTest(shadowMapSpot[3],
+													#ifdef _ShadowMapTransparent
+													shadowMapSpotTransparent[3],
+													#endif
+													lPos.xyz / lPos.w, bias
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+			#endif
+		}
+	#endif
+	return direct;
+	#endif
+
+	#ifdef _Spot
+	if (isSpot) {
+		direct *= spotlightMask(l, spotDir, right, scale, spotSize, spotBlend);
+
+		#ifdef _ShadowMap
+			if (receiveShadow) {
+				#ifdef _SinglePoint
+				vec4 lPos = LWVPSpotArray[0] * vec4(p + n * bias * 10, 1.0);
+				direct *= shadowTest(shadowMapSpot[0],
+									#ifdef _ShadowMapTransparent
+									shadowMapSpotTransparent[0],
+									#endif
+									lPos.xyz / lPos.w, bias
+									#ifdef _ShadowMapTransparent
+									, transparent
+									#endif
+									);
+				#endif
+				#ifdef _Clusters
+					vec4 lPos = LWVPSpotArray[index] * vec4(p + n * bias * 10, 1.0);
+					#ifdef _ShadowMapAtlas
+						direct *= shadowTest(
+											#ifdef _ShadowMapTransparent
+											#ifndef _SingleAtlas
+											shadowMapAtlasSpot, shadowMapAtlasSpotTransparent
+											#else
+											shadowMapAtlas, shadowMapAtlasTransparent
+											#endif
+											#else
+											#ifndef _SingleAtlas
+											shadowMapAtlasSpot
+											#else
+											shadowMapAtlas
+											#endif
+											#endif
+											, lPos.xyz / lPos.w, bias
+											#ifdef _ShadowMapTransparent
+											, transparent
+											#endif
+											);
+					#else
+							 if (index == 0) direct *= shadowTest(shadowMapSpot[0],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[0],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 1) direct *= shadowTest(shadowMapSpot[1],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[1],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 2) direct *= shadowTest(shadowMapSpot[2],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[2],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+						else if (index == 3) direct *= shadowTest(shadowMapSpot[3],
+																#ifdef _ShadowMapTransparent
+																shadowMapSpotTransparent[3],
+																#endif
+																lPos.xyz / lPos.w, bias
+																#ifdef _ShadowMapTransparent
+																, transparent
+																#endif
+																);
+					#endif
+				#endif
+			}
+		#endif
+		return direct;
+	}
+	#endif
+
+	#ifdef _LightIES
+	direct *= iesAttenuation(-l);
+	#endif
+
+	#ifdef _ShadowMap
+		if (receiveShadow) {
+			#ifdef _SinglePoint
+			#ifndef _Spot
+			direct *= PCFCube(shadowMapPoint[0],
+							#ifdef _ShadowMapTransparent
+							shadowMapPointTransparent[0],
+							#endif
+							ld, -l, bias, lightProj, n
+							#ifdef _ShadowMapTransparent
+							, transparent
+							#endif
+							);
+			#endif
+			#endif
+			#ifdef _Clusters
+				#ifdef _ShadowMapAtlas
+				direct *= PCFFakeCube(
+									#ifdef _ShadowMapTransparent
+									#ifndef _SingleAtlas
+									shadowMapAtlasPoint, shadowMapAtlasPointTransparent
+									#else
+									shadowMapAtlas, shadowMapAtlasTransparent
+									#endif
+									#else
+									#ifndef _SingleAtlas
+									shadowMapAtlasPoint
+									#else
+									shadowMapAtlas
+									#endif
+									#endif
+									, ld, -l, bias, lightProj, n, index
+									#ifdef _ShadowMapTransparent
+									, transparent
+									#endif
+									);
+				#else
+					 if (index == 0) direct *= PCFCube(shadowMapPoint[0],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[0],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 1) direct *= PCFCube(shadowMapPoint[1],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[1],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 2) direct *= PCFCube(shadowMapPoint[2],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[2],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				else if (index == 3) direct *= PCFCube(shadowMapPoint[3],
+													#ifdef _ShadowMapTransparent
+													shadowMapPointTransparent[3],
+													#endif
+													ld, -l, bias, lightProj, n
+													#ifdef _ShadowMapTransparent
+													, transparent
+													#endif
+													);
+				#endif
+			#endif
+		}
+	#endif
+
+	return direct;
+}
+#endif
 #endif

leenkx/Shaders/std/shadows.glsl

@@ -58,7 +58,15 @@ vec2 sampleCube(vec3 dir, out int faceIndex) {
 }
 #endif
 
-vec3 PCF(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, const vec2 uv, const float compare, const vec2 smSize, const bool transparent) {
+vec3 PCF(sampler2DShadow shadowMap,
+		#ifdef _ShadowMapTransparent
+		sampler2D shadowMapTransparent,
+		#endif
+		const vec2 uv, const float compare, const vec2 smSize
+		#ifdef _ShadowMapTransparent
+		, const bool transparent
+		#endif
+		) {
 	vec3 result = vec3(0.0);
 	result.x = texture(shadowMap, vec3(uv + (vec2(-1.0, -1.0) / smSize), compare));
 	result.x += texture(shadowMap, vec3(uv + (vec2(-1.0, 0.0) / smSize), compare));
@@ -71,11 +79,13 @@ vec3 PCF(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, const vec2 u
 	result.x += texture(shadowMap, vec3(uv + (vec2(1.0, 1.0) / smSize), compare));
 	result = result.xxx / 9.0;
 
+	#ifdef _ShadowMapTransparent
 	if (transparent == false) {
 		vec4 shadowmap_transparent = texture(shadowMapTransparent, uv);
 		if (shadowmap_transparent.a < compare)
 			result *= shadowmap_transparent.rgb;
 	}
+	#endif
 
 	return result;
 }
@@ -87,7 +97,15 @@ float lpToDepth(vec3 lp, const vec2 lightProj) {
 	return zcomp * 0.5 + 0.5;
 }
 
-vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTransparent, const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n, const bool transparent) {
+vec3 PCFCube(samplerCubeShadow shadowMapCube,
+			#ifdef _ShadowMapTransparent
+			samplerCube shadowMapCubeTransparent,
+			#endif
+			const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n
+			#ifdef _ShadowMapTransparent
+			, const bool transparent
+			#endif
+			) {
 	const float s = shadowmapCubePcfSize; // TODO: incorrect...
 	float compare = lpToDepth(lp, lightProj) - bias * 1.5;
 	ml = ml + n * bias * 20;
@@ -106,11 +124,13 @@ vec3 PCFCube(samplerCubeShadow shadowMapCube, samplerCube shadowMapCubeTranspare
 	result.x += texture(shadowMapCube, vec4(ml + vec3(-s, -s, -s), compare));
 	result = result.xxx / 9.0;
 
+	#ifdef _ShadowMapTransparent
 	if (transparent == false) {
 		vec4 shadowmap_transparent = texture(shadowMapCubeTransparent, ml);
 		if (shadowmap_transparent.a < compare)
 			result *= shadowmap_transparent.rgb;
 	}
+	#endif
 
 	return result;
 }
@@ -209,21 +229,31 @@ vec2 transformOffsetedUV(const int faceIndex, out int newFaceIndex, vec2 uv) {
 	return uv;
 }
 
-vec3 PCFFakeCube(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n, const int index, const bool transparent) {
+vec3 PCFFakeCube(sampler2DShadow shadowMap,
+				#ifdef _ShadowMapTransparent
+				sampler2D shadowMapTransparent,
+				#endif
+				const vec3 lp, vec3 ml, const float bias, const vec2 lightProj, const vec3 n, const int index
+				#ifdef _ShadowMapTransparent
+				, const bool transparent
+				#endif
+				) {
 	const vec2 smSize = smSizeUniform; // TODO: incorrect...
 	const float compare = lpToDepth(lp, lightProj) - bias * 1.5;
 	ml = ml + n * bias * 20;
-
 	int faceIndex = 0;
 	const int lightIndex = index * 6;
 	const vec2 uv = sampleCube(ml, faceIndex);
-
 	vec4 pointLightTile = pointLightDataArray[lightIndex + faceIndex]; // x: tile X offset, y: tile Y offset, z: tile size relative to atlas
 	vec2 uvtiled = pointLightTile.z * uv + pointLightTile.xy;
 	#ifdef _FlipY
 	uvtiled.y = 1.0 - uvtiled.y; // invert Y coordinates for direct3d coordinate system
 	#endif
 
+	if (any(lessThan(uvtiled, vec2(0.0))) || any(greaterThan(uvtiled, vec2(1.0)))) {
+		return vec3(1.0); // Handle edge cases by returning full light
+	}
+
 	vec3 result = vec3(0.0);
 	result.x += texture(shadowMap, vec3(uvtiled, compare));
 	// soft shadowing
@@ -236,14 +266,6 @@ vec3 PCFFakeCube(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, cons
 	#endif
 	result.x += texture(shadowMap, vec3(uvtiled, compare));
 
-	uvtiled = transformOffsetedUV(faceIndex, newFaceIndex, vec2(uv + (vec2(-1.0, 1.0) / smSize)));
-	pointLightTile = pointLightDataArray[lightIndex + newFaceIndex];
-	uvtiled = pointLightTile.z * uvtiled + pointLightTile.xy;
-	#ifdef _FlipY
-	uvtiled.y = 1.0 - uvtiled.y; // invert Y coordinates for direct3d coordinate system
-	#endif
-	result.x += texture(shadowMap, vec3(uvtiled, compare));
-
 	uvtiled = transformOffsetedUV(faceIndex, newFaceIndex, vec2(uv + (vec2(0.0, -1.0) / smSize)));
 	pointLightTile = pointLightDataArray[lightIndex + newFaceIndex];
 	uvtiled = pointLightTile.z * uvtiled + pointLightTile.xy;
@@ -300,30 +322,47 @@ vec3 PCFFakeCube(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, cons
 	uvtiled.y = 1.0 - uvtiled.y; // invert Y coordinates for direct3d coordinate system
 	#endif
 
+	#ifdef _ShadowMapTransparent
 	if (transparent == false) {
 		vec4 shadowmap_transparent = texture(shadowMapTransparent, uvtiled);
 		if (shadowmap_transparent.a < compare)
 			result *= shadowmap_transparent.rgb;
 	}
+	#endif
 
 	return result;
 }
 #endif
 
-vec3 shadowTest(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, const vec3 lPos, const float shadowsBias, const bool transparent) {
+vec3 shadowTest(sampler2DShadow shadowMap,
+				#ifdef _ShadowMapTransparent
+				sampler2D shadowMapTransparent,
+				#endif
+				const vec3 lPos, const float shadowsBias
+				#ifdef _ShadowMapTransparent
+				, const bool transparent
+				#endif
+				) {
 	#ifdef _SMSizeUniform
 	vec2 smSize = smSizeUniform;
 	#else
 	const vec2 smSize = shadowmapSize;
 	#endif
 	if (lPos.x < 0.0 || lPos.y < 0.0 || lPos.x > 1.0 || lPos.y > 1.0) return vec3(1.0);
-	return PCF(shadowMap, shadowMapTransparent, lPos.xy, lPos.z - shadowsBias, smSize, transparent);
+	return PCF(shadowMap,
+				#ifdef _ShadowMapTransparent
+				shadowMapTransparent,
+				#endif
+				lPos.xy, lPos.z - shadowsBias, smSize
+				#ifdef _ShadowMapTransparent
+				, transparent
+				#endif
+				);
 }
 
 #ifdef _CSM
 mat4 getCascadeMat(const float d, out int casi, out int casIndex) {
 	const int c = shadowmapCascades;
-
 	// Get cascade index
 	// TODO: use bounding box slice selection instead of sphere
 	const vec4 ci = vec4(float(c > 0), float(c > 1), float(c > 2), float(c > 3));
@@ -339,21 +378,26 @@ mat4 getCascadeMat(const float d, out int casi, out int casIndex) {
 		float(d > casData[c * 4].z),
 		float(d > casData[c * 4].w));
 	casi = int(min(dot(ci, comp), c));
-
 	// Get cascade mat
 	casIndex = casi * 4;
-
 	return mat4(
 		casData[casIndex    ],
 		casData[casIndex + 1],
 		casData[casIndex + 2],
 		casData[casIndex + 3]);
-
 	// if (casIndex == 0) return mat4(casData[0], casData[1], casData[2], casData[3]);
 	// ..
 }
 
-vec3 shadowTestCascade(sampler2DShadow shadowMap, sampler2D shadowMapTransparent, const vec3 eye, const vec3 p, const float shadowsBias, const bool transparent) {
+vec3 shadowTestCascade(sampler2DShadow shadowMap,
+					   #ifdef _ShadowMapTransparent
+					   sampler2D shadowMapTransparent,
+					   #endif
+					   const vec3 eye, const vec3 p, const float shadowsBias
+					   #ifdef _ShadowMapTransparent
+					   , const bool transparent
+					   #endif
+					   ) {
 	#ifdef _SMSizeUniform
 	vec2 smSize = smSizeUniform;
 	#else
@@ -361,16 +405,22 @@ vec3 shadowTestCascade(sampler2DShadow shadowMap, sampler2D shadowMapTransparent
 	#endif
 	const int c = shadowmapCascades;
 	float d = distance(eye, p);
-
 	int casi;
 	int casIndex;
 	mat4 LWVP = getCascadeMat(d, casi, casIndex);
-
 	vec4 lPos = LWVP * vec4(p, 1.0);
 	lPos.xyz /= lPos.w;
 
 	vec3 visibility = vec3(1.0);
-	if (lPos.w > 0.0) visibility = PCF(shadowMap, shadowMapTransparent, lPos.xy, lPos.z - shadowsBias, smSize, transparent);
+	if (lPos.w > 0.0) visibility = PCF(shadowMap,
+									#ifdef _ShadowMapTransparent
+									shadowMapTransparent,
+									#endif
+									lPos.xy, lPos.z - shadowsBias, smSize
+									#ifdef _ShadowMapTransparent
+									, transparent
+									#endif
+									);
 
 	// Blend cascade
 	// https://github.com/TheRealMJP/Shadows
@@ -389,13 +439,20 @@ vec3 shadowTestCascade(sampler2DShadow shadowMap, sampler2D shadowMapTransparent
 		vec4 lPos2 = LWVP2 * vec4(p, 1.0);
 		lPos2.xyz /= lPos2.w;
 		vec3 visibility2 = vec3(1.0);
-		if (lPos2.w > 0.0) visibility2 = PCF(shadowMap, shadowMapTransparent, lPos2.xy, lPos2.z - shadowsBias, smSize, transparent);
+		if (lPos2.w > 0.0) visibility2 = PCF(shadowMap,
+											#ifdef _ShadowMapTransparent
+											shadowMapTransparent,
+											#endif
+											lPos.xy, lPos.z - shadowsBias, smSize
+											#ifdef _ShadowMapTransparent
+											, transparent
+											#endif
+											);
 
 		float lerpAmt = smoothstep(0.0, blendThres, splitDist);
 		return mix(visibility2, visibility, lerpAmt);
 	}
 	return visibility;
-
 	// Visualize cascades
 	// if (ci == 0) albedo.rgb = vec3(1.0, 0.0, 0.0);
 	// if (ci == 4) albedo.rgb = vec3(0.0, 1.0, 0.0);

leenkx/Shaders/std/tonemap.glsl

@@ -1,4 +1,3 @@
-
 vec3 uncharted2Tonemap(const vec3 x) {
 	const float A = 0.15;
 	const float B = 0.50;
@@ -12,6 +11,8 @@ vec3 uncharted2Tonemap(const vec3 x) {
 vec3 tonemapUncharted2(const vec3 color) {
 	const float W = 11.2;
 	const float exposureBias = 2.0;
+    // TODO - Find out why black world value of 0.0,0.0,0.0 turns to white pixels
+	if (dot(color, color) < 0.001) return vec3(0.001);
 	vec3 curr = uncharted2Tonemap(exposureBias * color);
 	vec3 whiteScale = 1.0 / uncharted2Tonemap(vec3(W));
 	return curr * whiteScale;
@@ -36,3 +37,106 @@ vec3 acesFilm(const vec3 x) {
 vec3 tonemapReinhard(const vec3 color) {
 	return color / (color + vec3(1.0));
 }
+
+// Blender AgX Implementation 
+// Troy Sobotka https://github.com/sobotka/AgX
+
+// AGX Simple
+vec3 tonemapAgXSimple(vec3 x) {
+	// TODO CORRECT AND OPTIMIZE
+    x = max(x, vec3(0.0));
+    float exposure = 0.6;
+    x *= exposure;
+    const vec3 AgX_A = vec3(0.92, 0.92, 0.72);
+    const vec3 AgX_B = vec3(0.24, 0.24, 0.36);
+    const vec3 AgX_C = vec3(0.92, 0.92, 0.72);
+    const vec3 AgX_D = vec3(0.24, 0.24, 0.36);
+    const vec3 AgX_E = vec3(0.08, 0.08, 0.12);
+    const vec3 AgX_F = vec3(0.0);
+    vec3 result = (x * (AgX_A * x + AgX_B)) / (x * (AgX_C * x + AgX_D) + AgX_E) + AgX_F;
+    float luma = dot(result, vec3(0.2126, 0.7152, 0.0722));
+    result = mix(vec3(luma), result, 0.6);
+    return clamp(result, vec3(0.0), vec3(1.0));
+}
+
+// AGX Full Contrast Approx
+vec3 agxDefaultContrastApprox(vec3 x) {
+    vec3 x2 = x * x;
+    vec3 x4 = x2 * x2;
+    return + 15.5     * x4 * x2
+           - 40.14    * x4 * x
+           + 31.96    * x4
+           - 6.868    * x2 * x
+           + 0.4298   * x2
+           + 0.1191   * x
+           - 0.00232;
+}
+// AGX Full Look
+vec3 agxLook(vec3 x, float strength) {
+    const vec3 slope = vec3(1.0);
+    const vec3 power = vec3(1.35);
+    const vec3 sat = vec3(1.4);
+    vec3 lw = vec3(0.2126, 0.7152, 0.0722);
+    float luma = dot(x, lw);
+    return pow(x * slope, power) * sat - (pow(luma * slope, power) * (sat - 1.0));
+}
+
+// AGX Full
+vec3 tonemapAgXFull(vec3 x) {
+    // x *= 2.0 * (1.0/0.8); // Brightness scale to match Blender's default
+    x = clamp(x, 0.0, 65504.0);
+    x = log2(x + 1.0);
+    x = agxDefaultContrastApprox(clamp(x * 0.5 - 10.5, -12.0, 12.0));    
+    x = mix(x, agxLook(x, 0.5), 0.5);
+    x = clamp(x, 0.0, 1.0);
+    return pow(x, vec3(1.0/2.2)); 
+}
+
+
+// Interleaved Gradient Noise (Pseudo-random, AKA Blue Noise style)
+// Based on http://momentsingraphics.de/BlueNoise.html
+float ditherBlueNoiseStyle(vec2 p) {
+    return fract(sin(dot(p.xy, vec2(12.9898, 78.233))) * 43758.5453123);
+}
+
+// White Noise Dithering
+float ditherWhiteNoise(vec2 p) {
+    return fract(sin(dot(p, vec2(12.9898, 4.1414))) * 43758.5453);
+}
+
+// Ordered Dithering (4x4 Bayer Matrix)
+float ditherOrderedBayer4x4(ivec2 p) {
+    const float bayer[16] = float[16](
+         0.0,  8.0,  2.0, 10.0,
+        12.0,  4.0, 14.0,  6.0,
+         3.0, 11.0,  1.0,  9.0,
+        15.0,  7.0, 13.0,  5.0
+    );
+    int index = (p.x % 4) * 4 + (p.y % 4);
+    return bayer[index] / 16.0;
+}
+
+// Ordered Dithering (8x8 Bayer Matrix)
+float ditherOrderedBayer8x8(ivec2 p) {
+    const float bayer8x8[64] = float[64](
+         0.0, 32.0,  8.0, 40.0,  2.0, 34.0, 10.0, 42.0,
+        48.0, 16.0, 56.0, 24.0, 50.0, 18.0, 58.0, 26.0,
+        12.0, 44.0,  4.0, 36.0, 14.0, 46.0,  6.0, 38.0,
+        60.0, 28.0, 52.0, 20.0, 62.0, 30.0, 54.0, 22.0,
+         3.0, 35.0, 11.0, 43.0,  1.0, 33.0,  9.0, 41.0,
+        51.0, 19.0, 59.0, 27.0, 49.0, 17.0, 57.0, 25.0,
+        15.0, 47.0,  7.0, 39.0, 13.0, 45.0,  5.0, 37.0,
+        63.0, 31.0, 55.0, 23.0, 61.0, 29.0, 53.0, 21.0
+    );
+    int index = (p.x % 8) * 8 + (p.y % 8);
+    return bayer8x8[index] / 64.0;
+}
+
+
+//vec3 applyDither(vec3 color, vec2 screenCoord) {
+//    float quantizationLevels = 255.0;
+//    float noise = randomDither(screenCoord);
+//    float noiseOffset = (noise - 0.5) / quantizationLevels;
+//    vec3 ditheredColor = color + noiseOffset;
+//    return clamp(ditheredColor, 0.0, 1.0);
+//}

leenkx/Shaders/volumetric_light/volumetric_light.frag.glsl

@@ -11,6 +11,11 @@
 #include "std/light_common.glsl"
 #endif
 
+#ifdef _CPostprocess
+uniform vec3 PPComp11;
+uniform vec4 PPComp17;
+#endif
+
 uniform sampler2D gbufferD;
 uniform sampler2D snoise;
 
@@ -87,7 +92,13 @@ out float fragColor;
 const float tScat = 0.08;
 const float tAbs = 0.0;
 const float tExt = tScat + tAbs;
-const float stepLen = 1.0 / volumSteps;
+#ifdef _CPostprocess
+	float stepLen = 1.0 / int(PPComp11.y);
+	float AirTurbidity = PPComp17.w;
+#else
+	const float stepLen = 1.0 / volumSteps;
+	float AirTurbidity = volumAirTurbidity;
+#endif
 const float lighting = 0.4;
 
 void rayStep(inout vec3 curPos, inout float curOpticalDepth, inout float scatteredLightAmount, float stepLenWorld, vec3 viewVecNorm) {
@@ -162,5 +173,5 @@ void main() {
 		rayStep(curPos, curOpticalDepth, scatteredLightAmount, stepLenWorld, viewVecNorm);
 	}
 
-	fragColor = scatteredLightAmount * volumAirTurbidity;
+	fragColor = scatteredLightAmount * AirTurbidity;
 }

leenkx/Shaders/volumetric_light/volumetric_light.json

@@ -140,6 +140,16 @@
 					"link": "_biasLightWorldViewProjectionMatrixSpot3",
 					"ifndef": ["_ShadowMapAtlas"],
 					"ifdef": ["_Spot", "_ShadowMap"]
+				},
+				{
+					"name": "PPComp11",
+					"link": "_PPComp11",
+					"ifdef": ["_CPostprocess"]
+				},
+				{
+					"name": "PPComp17",
+					"link": "_PPComp17",
+					"ifdef": ["_CPostprocess"]
 				}
 			],
 			"texture_params": [],

leenkx/Shaders/voxel_light/voxel_light.comp.glsl

@@ -33,6 +33,7 @@ uniform layout(r32ui) uimage3D voxelsLight;
 
 #ifdef _ShadowMap
 uniform sampler2DShadow shadowMap;
+uniform sampler2D shadowMapTransparent;
 uniform sampler2DShadow shadowMapSpot;
 #ifdef _ShadowMapAtlas
 uniform sampler2DShadow shadowMapPoint;
@@ -86,30 +87,28 @@ float lpToDepth(vec3 lp, const vec2 lightProj) {
 
 void main() {
 	int res = voxelgiResolution.x;
-
 	ivec3 dst = ivec3(gl_GlobalInvocationID.xyz);
-	dst.y += clipmapLevel * res;
 
-	vec3 P = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution;
-	P = P * 2.0 - 1.0;
-	P *= clipmaps[int(clipmapLevel * 10)];
-	P *= voxelgiResolution;
-	P += vec3(clipmaps[int(clipmapLevel * 10 + 4)], clipmaps[int(clipmapLevel * 10 + 5)], clipmaps[int(clipmapLevel * 10 + 6)]);
+	vec3 wposition = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution.x;
+	wposition = wposition * 2.0 - 1.0;
+	wposition *= float(clipmaps[int(clipmapLevel * 10)]);
+	wposition *= voxelgiResolution.x;
+	wposition += vec3(clipmaps[clipmapLevel * 10 + 4], clipmaps[clipmapLevel * 10 + 5], clipmaps[clipmapLevel * 10 + 6]);
 
-	vec3 visibility;
-	vec3 lp = lightPos - P;
+	float visibility;
+	vec3 lp = lightPos -wposition;
 	vec3 l;
-	if (lightType == 0) { l = lightDir; visibility = vec3(1.0); }
-	else { l = normalize(lp); visibility = vec3(attenuate(distance(P, lightPos))); }
+	if (lightType == 0) { l = lightDir; visibility = 1.0; }
+	else { l = normalize(lp); visibility = attenuate(distance(wposition, lightPos)); }
 
 #ifdef _ShadowMap
 	if (lightShadow == 1) {
-		vec4 lightPosition = LVP * vec4(P, 1.0);
+		vec4 lightPosition = LVP * vec4(wposition, 1.0);
 		vec3 lPos = lightPosition.xyz / lightPosition.w;
-		visibility = texture(shadowMap, vec3(lPos.xy, lPos.z - shadowsBias)).rrr;
+		visibility = texture(shadowMap, vec3(lPos.xy, lPos.z - shadowsBias)).r;
 	}
 	else if (lightShadow == 2) {
-		vec4 lightPosition = LVP * vec4(P, 1.0);
+		vec4 lightPosition = LVP * vec4(wposition, 1.0);
 		vec3 lPos = lightPosition.xyz / lightPosition.w;
 		visibility *= texture(shadowMapSpot, vec3(lPos.xy, lPos.z - shadowsBias)).r;
 	}
@@ -130,9 +129,7 @@ void main() {
 	}
 #endif
 
-	vec3 light = visibility * lightColor;
-
-	imageAtomicAdd(voxelsLight, dst + ivec3(0, 0, 0), uint(light.r * 255));
-	imageAtomicAdd(voxelsLight, dst + ivec3(0, 0, voxelgiResolution.x), uint(light.g * 255));
-	imageAtomicAdd(voxelsLight, dst + ivec3(0, 0, voxelgiResolution.x * 2), uint(light.b * 255));
+	imageAtomicAdd(voxelsLight, dst, uint(visibility * lightColor.r * 255));
+	imageAtomicAdd(voxelsLight, dst + ivec3(0, 0, voxelgiResolution.x), uint(visibility * lightColor.g * 255));
+	imageAtomicAdd(voxelsLight, dst + ivec3(0, 0, voxelgiResolution.x * 2), uint(visibility * lightColor.b * 255));
 }

leenkx/Shaders/voxel_offsetprev/voxel_offsetprev.comp.glsl

@@ -27,14 +27,14 @@ layout (local_size_x = 8, local_size_y = 8, local_size_z = 8) in;
 #include "std/math.glsl"
 #include "std/gbuffer.glsl"
 #include "std/imageatomic.glsl"
-#include "std/voxels_constants.glsl"
+#include "std/constants.glsl"
 
 #ifdef _VoxelGI
 uniform layout(rgba8) image3D voxelsB;
 uniform layout(rgba8) image3D voxelsOut;
 #else
-uniform layout(r16) image3D voxelsB;
-uniform layout(r16) image3D voxelsOut;
+uniform layout(r8) image3D voxelsB;
+uniform layout(r8) image3D voxelsOut;
 #endif
 
 uniform int clipmapLevel;

leenkx/Shaders/voxel_resolve_ao/voxel_resolve_ao.comp.glsl

@@ -29,19 +29,38 @@ layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
 #include "std/gbuffer.glsl"
 #include "std/imageatomic.glsl"
 #include "std/conetrace.glsl"
+#include "std/brdf.glsl"
+#include "std/shirr.glsl"
 
 uniform sampler3D voxels;
 uniform sampler2D gbufferD;
 uniform sampler2D gbuffer0;
-uniform layout(r8) image2D voxels_ao;
+uniform layout(rgba8) image2D voxels_ao;
 
 uniform float clipmaps[voxelgiClipmapCount * 10];
 uniform mat4 InvVP;
-uniform vec2 cameraProj;
 uniform vec3 eye;
-uniform vec3 eyeLook;
 uniform vec2 postprocess_resolution;
 
+uniform sampler2D gbuffer1;
+#ifdef _gbuffer2
+uniform sampler2D gbuffer2;
+#endif
+uniform float envmapStrength;
+#ifdef _Irr
+uniform float shirr[7 * 4];
+#endif
+#ifdef _Brdf
+uniform sampler2D senvmapBrdf;
+#endif
+#ifdef _Rad
+uniform sampler2D senvmapRadiance;
+uniform int envmapNumMipmaps;
+#endif
+#ifdef _EnvCol
+uniform vec3 backgroundCol;
+#endif
+
 void main() {
 	const vec2 pixel = gl_GlobalInvocationID.xy;
 	vec2 uv = (pixel + 0.5) / postprocess_resolution;
@@ -54,12 +73,11 @@ void main() {
 
 	float x = uv.x * 2 - 1;
 	float y = uv.y * 2 - 1;
-	vec4 v = vec4(x, y, 1.0, 1.0);
-	v = vec4(InvVP * v);
-	v.xyz /= v.w;
-	vec3 viewRay = v.xyz - eye;
+	vec4 clipPos = vec4(x, y, depth, 1.0);
+    vec4 worldPos = InvVP * clipPos;
+    vec3 P = worldPos.xyz / worldPos.w;
 
-	vec3 P = getPos(eye, eyeLook, normalize(viewRay), depth, cameraProj);
+	vec3 v = normalize(eye - P);
 
 	vec4 g0 = textureLod(gbuffer0, uv, 0.0);
 	vec3 n;
@@ -67,7 +85,89 @@ void main() {
 	n.xy = n.z >= 0.0 ? g0.xy : octahedronWrap(g0.xy);
 	n = normalize(n);
 
-	float occ = 1.0 - traceAO(P, n, voxels, clipmaps);
+	float roughness = g0.b;
+	float metallic;
+	uint matid;
+	unpackFloatInt16(g0.a, metallic, matid);
 
-	imageStore(voxels_ao, ivec2(pixel), vec4(occ));
+	vec4 g1 = textureLod(gbuffer1, uv, 0.0); // Basecolor.rgb, spec/occ
+	vec2 occspec = unpackFloat2(g1.a);
+	vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
+	vec3 f0 = surfaceF0(g1.rgb, metallic);
+	float dotNV = max(dot(n, v), 0.0);
+
+#ifdef _gbuffer2
+	vec4 g2 = textureLod(gbuffer2, uv, 0.0);
+#endif
+
+#ifdef _MicroShadowing
+	occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
+#endif
+
+#ifdef _Brdf
+	vec2 envBRDF = texelFetch(senvmapBrdf, ivec2(vec2(dotNV, 1.0 - roughness) * 256.0), 0).xy;
+	vec3 F = f0 * envBRDF.x + envBRDF.y;
+#endif
+
+	// Envmap
+#ifdef _Irr
+	vec4 shPacked[7];
+    for (int i = 0; i < 7; i++) {
+        int base = i * 4;
+        shPacked[i] = vec4(
+            shirr[base],
+            shirr[base + 1],
+            shirr[base + 2],
+            shirr[base + 3]
+        );
+    }
+	vec3 envl = shIrradiance(n, shPacked);
+
+	#ifdef _gbuffer2
+		if (g2.b < 0.5) {
+			envl = envl;
+		} else {
+			envl = vec3(0.0);
+		}
+	#endif
+
+	#ifdef _EnvTex
+		envl /= PI;
+	#endif
+#else
+	vec3 envl = vec3(0.0);
+#endif
+
+#ifdef _Rad
+	vec3 reflectionWorld = reflect(-v, n);
+	float lod = getMipFromRoughness(roughness, envmapNumMipmaps);
+	vec3 prefilteredColor = textureLod(senvmapRadiance, envMapEquirect(reflectionWorld), lod).rgb;
+#endif
+
+#ifdef _EnvLDR
+	envl.rgb = pow(envl.rgb, vec3(2.2));
+	#ifdef _Rad
+		prefilteredColor = pow(prefilteredColor, vec3(2.2));
+	#endif
+#endif
+
+	envl.rgb *= albedo;
+
+#ifdef _Brdf
+	envl.rgb *= 1.0 - F; //LV: We should take refracted light into account
+#endif
+
+#ifdef _Rad // Indirect specular
+	envl.rgb += prefilteredColor * F; //LV: Removed "1.5 * occspec.y". Specular should be weighted only by FV LUT
+#else
+	#ifdef _EnvCol
+	envl.rgb += backgroundCol * F; //LV: Eh, what's the point of weighting it only by F0?
+	#endif
+#endif
+
+	envl.rgb *= envmapStrength * occspec.x;
+
+	vec3 occ = envl * (1.0 - traceAO(P, n, voxels, clipmaps));
+
+	imageStore(voxels_ao, ivec2(pixel), vec4(occ, 1.0));
 }

leenkx/Shaders/voxel_resolve_diffuse/voxel_resolve_diffuse.comp.glsl

@@ -29,6 +29,8 @@ layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
 #include "std/gbuffer.glsl"
 #include "std/imageatomic.glsl"
 #include "std/conetrace.glsl"
+#include "std/brdf.glsl"
+#include "std/shirr.glsl"
 
 uniform sampler3D voxels;
 uniform sampler2D gbufferD;
@@ -37,29 +39,44 @@ uniform layout(rgba8) image2D voxels_diffuse;
 
 uniform float clipmaps[voxelgiClipmapCount * 10];
 uniform mat4 InvVP;
-uniform vec2 cameraProj;
 uniform vec3 eye;
-uniform vec3 eyeLook;
 uniform vec2 postprocess_resolution;
 
+uniform sampler2D gbuffer1;
+#ifdef _gbuffer2
+uniform sampler2D gbuffer2;
+#endif
+uniform float envmapStrength;
+#ifdef _Irr
+uniform float shirr[7 * 4];
+#endif
+#ifdef _Brdf
+uniform sampler2D senvmapBrdf;
+#endif
+#ifdef _Rad
+uniform sampler2D senvmapRadiance;
+uniform int envmapNumMipmaps;
+#endif
+#ifdef _EnvCol
+uniform vec3 backgroundCol;
+#endif
+
 void main() {
 	const vec2 pixel = gl_GlobalInvocationID.xy;
 	vec2 uv = (pixel + 0.5) / postprocess_resolution;
 	#ifdef _InvY
-	uv.y = 1.0 - uv.y
+	uv.y = 1.0 - uv.y;
 	#endif
 
 	float depth = textureLod(gbufferD, uv, 0.0).r * 2.0 - 1.0;
-	if (depth == 0) return;
+	if (depth == 0.0) return;
 
 	float x = uv.x * 2 - 1;
 	float y = uv.y * 2 - 1;
-	vec4 v = vec4(x, y, 1.0, 1.0);
-	v = vec4(InvVP * v);
-	v.xyz /= v.w;
-	vec3 viewRay = v.xyz - eye;
-
-	vec3 P = getPos(eye, eyeLook, normalize(viewRay), depth, cameraProj);
+	vec4 clipPos = vec4(x, y, depth, 1.0);
+    vec4 worldPos = InvVP * clipPos;
+    vec3 P = worldPos.xyz / worldPos.w;
+	vec3 v = normalize(eye - P);
 
 	vec4 g0 = textureLod(gbuffer0, uv, 0.0);
 	vec3 n;
@@ -67,7 +84,94 @@ void main() {
 	n.xy = n.z >= 0.0 ? g0.xy : octahedronWrap(g0.xy);
 	n = normalize(n);
 
-	vec4 color = traceDiffuse(P, n, voxels, clipmaps);
+	float roughness = g0.b;
+	float metallic;
+	uint matid;
+	unpackFloatInt16(g0.a, metallic, matid);
 
-	imageStore(voxels_diffuse, ivec2(pixel), color);
+	vec4 g1 = textureLod(gbuffer1, uv, 0.0); // Basecolor.rgb, spec/occ
+	vec2 occspec = unpackFloat2(g1.a);
+	vec3 albedo = surfaceAlbedo(g1.rgb, metallic); // g1.rgb - basecolor
+	vec3 f0 = surfaceF0(g1.rgb, metallic);
+	float dotNV = max(dot(n, v), 0.0);
+
+#ifdef _gbuffer2
+	vec4 g2 = textureLod(gbuffer2, uv, 0.0);
+#endif
+
+#ifdef _MicroShadowing
+	occspec.x = mix(1.0, occspec.x, dotNV); // AO Fresnel
+#endif
+
+#ifdef _Brdf
+	vec2 envBRDF = texelFetch(senvmapBrdf, ivec2(vec2(dotNV, 1.0 - roughness) * 256.0), 0).xy;
+	vec3 F = f0 * envBRDF.x + envBRDF.y;
+#else
+	vec3 F = f0;
+#endif
+
+
+	// Envmap
+#ifdef _Irr
+	vec4 shPacked[7];
+    for (int i = 0; i < 7; i++) {
+        int base = i * 4;
+        shPacked[i] = vec4(
+            shirr[base],
+            shirr[base + 1],
+            shirr[base + 2],
+            shirr[base + 3]
+        );
+    }
+	vec3 envl = shIrradiance(n, shPacked);
+
+	#ifdef _gbuffer2
+		if (g2.b < 0.5) {
+			envl = envl;
+		} else {
+			envl = vec3(0.0);
+		}
+	#endif
+
+	#ifdef _EnvTex
+		envl /= PI;
+	#endif
+#else
+	vec3 envl = vec3(0.0);
+#endif
+
+#ifdef _Rad
+	vec3 reflectionWorld = reflect(-v, n);
+	float lod = getMipFromRoughness(roughness, envmapNumMipmaps);
+	vec3 prefilteredColor = textureLod(senvmapRadiance, envMapEquirect(reflectionWorld), lod).rgb;
+#endif
+
+#ifdef _EnvLDR
+	envl.rgb = pow(envl.rgb, vec3(2.2));
+	#ifdef _Rad
+		prefilteredColor = pow(prefilteredColor, vec3(2.2));
+	#endif
+#endif
+
+	envl.rgb *= albedo;
+
+#ifdef _Brdf
+	envl.rgb *= 1.0 - F; //LV: We should take refracted light into account
+#endif
+
+#ifdef _Rad // Indirect specular
+	envl.rgb += prefilteredColor * F; //LV: Removed "1.5 * occspec.y". Specular should be weighted only by FV LUT
+#else
+	#ifdef _EnvCol
+	envl.rgb += backgroundCol * F; //LV: Eh, what's the point of weighting it only by F0?
+	#endif
+#endif
+
+	envl.rgb *= envmapStrength * occspec.x;
+
+	vec4 trace = traceDiffuse(P, n, voxels, clipmaps);
+	vec3 color = trace.rgb * albedo * (1.0 - F);
+	color += envl * (1.0 - trace.a);
+
+	imageStore(voxels_diffuse, ivec2(pixel), vec4(color, 1.0));
 }

leenkx/Shaders/voxel_resolve_refraction/voxel_resolve_refraction.comp.glsl

@@ -1,79 +0,0 @@
-/*
-Copyright (c) 2024 Turánszki János
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
- */
-
-#version 450
-
-layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
-
-#include "compiled.inc"
-#include "std/math.glsl"
-#include "std/gbuffer.glsl"
-#include "std/imageatomic.glsl"
-#include "std/conetrace.glsl"
-
-uniform sampler2D gbufferD;
-uniform sampler2D gbuffer0;
-uniform sampler3D voxels;
-uniform sampler3D voxelsSDF;
-uniform sampler2D gbuffer_refraction;
-uniform layout(rgba8) image2D voxels_refraction;
-
-uniform float clipmaps[voxelgiClipmapCount * 10];
-uniform mat4 InvVP;
-uniform vec2 cameraProj;
-uniform vec3 eye;
-uniform vec3 eyeLook;
-uniform vec2 postprocess_resolution;
-
-void main() {
-	const vec2 pixel = gl_GlobalInvocationID.xy;
-	vec2 uv = (pixel + 0.5) / postprocess_resolution;
-	#ifdef _InvY
-	uv.y = 1.0 - uv.y
-	#endif
-
-	float depth = textureLod(gbufferD, uv, 0.0).r * 2.0 - 1.0;
-	if (depth == 0) return;
-
-	vec2 ior_opac = textureLod(gbuffer_refraction, uv, 0.0).xy;
-
-	float x = uv.x * 2 - 1;
-	float y = uv.y * 2 - 1;
-	vec4 v = vec4(x, y, 1.0, 1.0);
-	v = vec4(InvVP * v);
-	v.xyz /= v.w;
-	vec3 viewRay = v.xyz - eye;
-
-	vec3 P = getPos(eye, eyeLook, normalize(viewRay), depth, cameraProj);
-
-	vec4 g0 = textureLod(gbuffer0, uv, 0.0);
-	vec3 n;
-	n.z = 1.0 - abs(g0.x) - abs(g0.y);
-	n.xy = n.z >= 0.0 ? g0.xy : octahedronWrap(g0.xy);
-	n = normalize(n);
-
-	vec3 color = vec3(0.0);
-	if(ior_opac.y < 1.0)
-		color = traceRefraction(P, n, voxels, voxelsSDF, normalize(eye - P), ior_opac.x, g0.b, clipmaps, pixel).rgb;
-
-	imageStore(voxels_refraction, ivec2(pixel), vec4(color, 1.0));
-}

leenkx/Shaders/voxel_resolve_shadows/voxel_resolve_shadows.comp.glsl

@@ -1,75 +0,0 @@
-/*
-Copyright (c) 2024 Turánszki János
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
-THE SOFTWARE.
- */
-
-#version 450
-
-layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
-
-#include "compiled.inc"
-#include "std/math.glsl"
-#include "std/gbuffer.glsl"
-#include "std/imageatomic.glsl"
-#include "std/conetrace.glsl"
-
-uniform sampler3D voxels;
-uniform sampler3D voxelsSDF;
-uniform sampler2D gbufferD;
-uniform sampler2D gbuffer0;
-uniform layout(r16) image2D voxels_shadows;
-
-uniform float clipmaps[voxelgiClipmapCount * 10];
-uniform mat4 InvVP;
-uniform vec2 cameraProj;
-uniform vec3 eye;
-uniform vec3 eyeLook;
-uniform vec2 postprocess_resolution;
-uniform vec3 lPos;
-
-void main() {
-	const vec2 pixel = gl_GlobalInvocationID.xy;
-	vec2 uv = (pixel + 0.5) / postprocess_resolution;
-	#ifdef _InvY
-	uv.y = 1.0 - uv.y;
-	#endif
-
-	float depth = textureLod(gbufferD, uv, 0.0).r * 2.0 - 1.0;
-	if (depth == 0) return;
-
-	float x = uv.x * 2 - 1;
-	float y = uv.y * 2 - 1;
-	vec4 v = vec4(x, y, 1.0, 1.0);
-	v = vec4(InvVP * v);
-	v.xyz /= v.w;
-	vec3 viewRay = v.xyz - eye;
-
-	vec3 P = getPos(eye, eyeLook, normalize(viewRay), depth, cameraProj);
-
-	vec4 g0 = textureLod(gbuffer0, uv, 0.0);
-	vec3 n;
-	n.z = 1.0 - abs(g0.x) - abs(g0.y);
-	n.xy = n.z >= 0.0 ? g0.xy : octahedronWrap(g0.xy);
-	n = normalize(n);
-
-	float occ = 1.0 - traceShadow(P, n, voxels, voxelsSDF, normalize(lPos - P), clipmaps, pixel);
-
-	imageStore(voxels_shadows, ivec2(pixel), vec4(occ));
-}

leenkx/Shaders/voxel_resolve_specular/voxel_resolve_specular.comp.glsl

@@ -29,6 +29,7 @@ layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
 #include "std/gbuffer.glsl"
 #include "std/imageatomic.glsl"
 #include "std/conetrace.glsl"
+#include "std/brdf.glsl"
 
 uniform sampler2D gbufferD;
 uniform sampler2D gbuffer0;
@@ -38,9 +39,7 @@ uniform layout(rgba8) image2D voxels_specular;
 
 uniform float clipmaps[voxelgiClipmapCount * 10];
 uniform mat4 InvVP;
-uniform vec2 cameraProj;
 uniform vec3 eye;
-uniform vec3 eyeLook;
 uniform vec2 postprocess_resolution;
 uniform sampler2D sveloc;
 
@@ -48,7 +47,7 @@ void main() {
 	const vec2 pixel = gl_GlobalInvocationID.xy;
 	vec2 uv = (pixel + 0.5) / postprocess_resolution;
 	#ifdef _InvY
-	uv.y = 1.0 - uv.y
+	uv.y = 1.0 - uv.y;
 	#endif
 
 	float depth = textureLod(gbufferD, uv, 0.0).r * 2.0 - 1.0;
@@ -56,12 +55,10 @@ void main() {
 
 	float x = uv.x * 2 - 1;
 	float y = uv.y * 2 - 1;
-	vec4 v = vec4(x, y, 1.0, 1.0);
-	v = vec4(InvVP * v);
-	v.xyz /= v.w;
+	vec4 clipPos = vec4(x, y, depth, 1.0);
+    vec4 worldPos = InvVP * clipPos;
+    vec3 P = worldPos.xyz / worldPos.w;
 
-	vec3 viewRay = v.xyz - eye;
-	vec3 P = getPos(eye, eyeLook, normalize(viewRay), depth, cameraProj);
 	vec4 g0 = textureLod(gbuffer0, uv, 0.0);
 
 	vec3 n;
@@ -71,7 +68,7 @@ void main() {
 
 	vec2 velocity = -textureLod(sveloc, uv, 0.0).rg;
 
-	vec3 color = traceSpecular(P, n, voxels, voxelsSDF, normalize(eye - P), g0.z, clipmaps, pixel, velocity).rgb;
+	vec3 color = traceSpecular(P, n, voxels, voxelsSDF, normalize(eye - P), g0.z * g0.z, clipmaps, pixel, velocity).rgb;
 
 	imageStore(voxels_specular, ivec2(pixel), vec4(color, 1.0));
 }

leenkx/Shaders/voxel_sdf_jumpflood/voxel_sdf_jumpflood.comp.glsl

@@ -23,8 +23,8 @@ THE SOFTWARE.
 
 #include "compiled.inc"
 
-uniform layout(r16) image3D input_sdf;
-uniform layout(r16) image3D output_sdf;
+uniform layout(r8) image3D input_sdf;
+uniform layout(r8) image3D output_sdf;
 
 uniform float jump_size;
 uniform int clipmapLevel;

leenkx/Shaders/voxel_temporal/voxel_temporal.comp.glsl

@@ -46,15 +46,15 @@ uniform layout(r32ui) uimage3D voxels;
 uniform layout(r32ui) uimage3D voxelsLight;
 uniform layout(rgba8) image3D voxelsB;
 uniform layout(rgba8) image3D voxelsOut;
-uniform layout(r16) image3D SDF;
+uniform layout(r8) image3D SDF;
 #else
 #ifdef _VoxelAOvar
 #ifdef _VoxelShadow
-uniform layout(r16) image3D SDF;
+uniform layout(r8) image3D SDF;
 #endif
 uniform layout(r32ui) uimage3D voxels;
-uniform layout(r16) image3D voxelsB;
-uniform layout(r16) image3D voxelsOut;
+uniform layout(r8) image3D voxelsB;
+uniform layout(r8) image3D voxelsOut;
 #endif
 #endif
 
@@ -74,14 +74,9 @@ void main() {
 	#endif
 	#endif
 
-	ivec3 src = ivec3(gl_GlobalInvocationID.xyz);
-	#ifdef _VoxelGI
-	vec3 light = vec3(0.0);
-	light.r = float(imageLoad(voxelsLight, src)) / 255;
-	light.g = float(imageLoad(voxelsLight, src + ivec3(0, 0, voxelgiResolution.x))) / 255;
-	light.b = float(imageLoad(voxelsLight, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255;
-	light /= 3;
-	#endif
+	int nor_count = 0;
+	vec3 avgNormal = vec3(0.0);
+	mat3 TBN = mat3(0.0);
 
 	for (int i = 0; i < 6 + DIFFUSE_CONE_COUNT; i++)
 	{
@@ -91,7 +86,7 @@ void main() {
 		float aniso_colors[6];
 		#endif
 
-		src = ivec3(gl_GlobalInvocationID.xyz);
+		ivec3 src = ivec3(gl_GlobalInvocationID.xyz);
 		src.x += i * res;
 		ivec3 dst = src;
 		dst.y += clipmapLevel * res;
@@ -104,44 +99,67 @@ void main() {
 
 		if (i < 6) {
 			#ifdef _VoxelGI
-			vec4 basecol = vec4(0.0);
-			basecol.r = float(imageLoad(voxels, src)) / 255;
-			basecol.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x))) / 255;
-			basecol.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255;
-			basecol.a = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 3))) / 255;
-			basecol /= 4;
-			vec3 emission = vec3(0.0);
-			emission.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 4))) / 255;
-			emission.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 5))) / 255;
-			emission.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 6))) / 255;
-			emission /= 3;
-			vec3 N = vec3(0.0);
-			N.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 7))) / 255;
-			N.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 8))) / 255;
-			N /= 2;
-			vec3 wnormal = decode_oct(N.rg * 2 - 1);
-			vec3 envl = vec3(0.0);
-			envl.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 9))) / 255;
-			envl.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 10))) / 255;
-			envl.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 11))) / 255;
-			envl /= 3;
-			envl *= 100;
+			int count = int(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 15)));
+			if (count > 0) {
+				vec4 basecol = vec4(0.0);
+				basecol.r = float(imageLoad(voxels, src)) / 255;
+				basecol.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x))) / 255;
+				basecol.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 2))) / 255;
+				basecol.a = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 3))) / 255;
+				basecol /= count;
+				vec3 emission = vec3(0.0);
+				emission.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 4))) / 255;
+				emission.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 5))) / 255;
+				emission.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 6))) / 255;
+				emission /= count;
+				vec3 N = vec3(0.0);
+				N.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 7))) / 255;
+				N.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 8))) / 255;
+				N /= count;
+				N = decode_oct(N.rg * 2.0 - 1.0);
 
-			//clipmap to world
-			vec3 wposition = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution.x;
-			wposition = wposition * 2.0 - 1.0;
-			wposition *= float(clipmaps[int(clipmapLevel * 10)]);
-			wposition *= voxelgiResolution.x;
-			wposition += vec3(clipmaps[clipmapLevel * 10 + 4], clipmaps[clipmapLevel * 10 + 5], clipmaps[clipmapLevel * 10 + 6]);
+				if (abs(N.x) > 0)
+					avgNormal.x += N.x;
+				if (abs(N.y) > 0)
+					avgNormal.y += N.y;
+				if (abs(N.z) > 0)
+					avgNormal.z += N.z;
+				if (i == 5)
+				{
+					avgNormal = normalize(avgNormal);
+					TBN = makeTangentBasis(avgNormal);
+				}
 
-			radiance = basecol;
-			vec4 trace = traceDiffuse(wposition, wnormal, voxelsSampler, clipmaps);
-			vec3 indirect = trace.rgb + envl.rgb * (1.0 - trace.a);
-			radiance.rgb *= light + indirect;
-			radiance.rgb += emission.rgb;
+				vec3 envl = vec3(0.0);
+				envl.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 9))) / 255;
+				envl.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 10))) / 255;
+				envl.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 11))) / 255;
+				envl /= count;
+				vec3 light = vec3(0.0);
+				light.r = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 12))) / 255;
+				light.g = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 13))) / 255;
+				light.b = float(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x * 14))) / 255;
+				light /= count;
 
+				//clipmap to world
+				vec3 wposition = (gl_GlobalInvocationID.xyz + 0.5) / voxelgiResolution.x;
+				wposition = wposition * 2.0 - 1.0;
+				wposition *= float(clipmaps[int(clipmapLevel * 10)]);
+				wposition *= voxelgiResolution.x;
+				wposition += vec3(clipmaps[clipmapLevel * 10 + 4], clipmaps[clipmapLevel * 10 + 5], clipmaps[clipmapLevel * 10 + 6]);
+
+				radiance = basecol;
+				vec4 trace = traceDiffuse(wposition, N, voxelsSampler, clipmaps);
+				vec3 indirect = trace.rgb + envl.rgb * (1.0 - trace.a);
+				radiance.rgb *= light + indirect;
+				radiance.rgb += emission.rgb;
+			}
 			#else
-			opac = float(imageLoad(voxels, src)) / 255;
+			int count = int(imageLoad(voxels, src + ivec3(0, 0, voxelgiResolution.x)));
+			if (count > 0) {
+				opac = float(imageLoad(voxels, src)) / 255;
+				opac /= count;
+			}
 			#endif
 
 			#ifdef _VoxelGI
@@ -195,7 +213,7 @@ void main() {
 		}
 		else {
 			// precompute cone sampling:
-			vec3 coneDirection = DIFFUSE_CONE_DIRECTIONS[i - 6];
+			vec3 coneDirection = TBN * DIFFUSE_CONE_DIRECTIONS[i - 6];
 			vec3 aniso_direction = -coneDirection;
 			uvec3 face_offsets = uvec3(
 				aniso_direction.x > 0 ? 0 : 1,

leenkx/Shaders/water_pass/water_pass.frag.glsl

@@ -75,16 +75,17 @@ vec4 binarySearch(vec3 dir) {
 }
 
 vec4 rayCast(vec3 dir) {
-	#ifdef _CPostprocess
-		dir *= PPComp9.x;
-	#else
-		dir *= ssrRayStep;
-	#endif
-	for (int i = 0; i < maxSteps; i++) {
-		hitCoord += dir;
-		if (getDeltaDepth(hitCoord) > 0.0) return binarySearch(dir);
-	}
-	return vec4(0.0);
+    float ddepth;
+    dir *= ss_refractionRayStep;
+    for (int i = 0; i < maxSteps; i++) {
+        hitCoord += dir;
+        ddepth = getDeltaDepth(hitCoord);
+        if (ddepth > 0.0)
+            return binarySearch(dir);
+    }
+    // No hit — fallback to projecting the ray to UV space
+    vec2 fallbackUV = getProjectedCoord(hitCoord);
+    return vec4(fallbackUV, 0.0, 0.5); // We set .w lower to indicate fallback
 }
 #endif //SSR
 

leenkx/Sources/iron/App.hx

@@ -12,6 +12,7 @@ class App {
 	static var traitInits: Array<Void->Void> = [];
 	static var traitUpdates: Array<Void->Void> = [];
 	static var traitLateUpdates: Array<Void->Void> = [];
+	static var traitFixedUpdates: Array<Void->Void> = [];
 	static var traitRenders: Array<kha.graphics4.Graphics->Void> = [];
 	static var traitRenders2D: Array<kha.graphics2.Graphics->Void> = [];
 	public static var framebuffer: kha.Framebuffer;
@@ -23,6 +24,8 @@ class App {
 	public static var renderPathTime: Float;
 	public static var endFrameCallbacks: Array<Void->Void> = [];
 	#end
+	static var last = 0.0;
+	static var time = 0.0;
 	static var lastw = -1;
 	static var lasth = -1;
 	public static var onResize: Void->Void = null;
@@ -34,13 +37,14 @@ class App {
 	function new(done: Void->Void) {
 		done();
 		kha.System.notifyOnFrames(render);
-		kha.Scheduler.addTimeTask(update, 0, iron.system.Time.delta);
+		kha.Scheduler.addTimeTask(update, 0, iron.system.Time.step);
 	}
 
 	public static function reset() {
 		traitInits = [];
 		traitUpdates = [];
 		traitLateUpdates = [];
+		traitFixedUpdates = [];
 		traitRenders = [];
 		traitRenders2D = [];
 		if (onResets != null) for (f in onResets) f();
@@ -48,6 +52,24 @@ class App {
 
 	static function update() {
 		if (Scene.active == null || !Scene.active.ready) return;
+		
+		iron.system.Time.update();
+		
+		if (lastw == -1) {
+			lastw = App.w();
+			lasth = App.h();
+		}
+		if (lastw != App.w() || lasth != App.h()) {
+			if (onResize != null) onResize();
+			else {
+				if (Scene.active != null && Scene.active.camera != null) {
+					Scene.active.camera.buildProjection();
+				}
+			}
+		}
+		lastw = App.w();
+		lasth = App.h();
+		
 		if (pauseUpdates) return;
 
 		#if lnx_debug
@@ -56,6 +78,14 @@ class App {
 
 		Scene.active.updateFrame();
 
+
+		time += iron.system.Time.delta;
+
+		while (time >= iron.system.Time.fixedStep) {
+			for (f in traitFixedUpdates) f();
+			time -= iron.system.Time.fixedStep;
+		}
+
 		var i = 0;
 		var l = traitUpdates.length;
 		while (i < l) {
@@ -84,29 +114,13 @@ class App {
 		for (cb in endFrameCallbacks) cb();
 		updateTime = kha.Scheduler.realTime() - startTime;
 		#end
-
-		// Rebuild projection on window resize
-		if (lastw == -1) {
-			lastw = App.w();
-			lasth = App.h();
-		}
-		if (lastw != App.w() || lasth != App.h()) {
-			if (onResize != null) onResize();
-			else {
-				if (Scene.active != null && Scene.active.camera != null) {
-					Scene.active.camera.buildProjection();
-				}
-			}
-		}
-		lastw = App.w();
-		lasth = App.h();
 	}
 
 	static function render(frames: Array<kha.Framebuffer>) {
 		var frame = frames[0];
 		framebuffer = frame;
 
-		iron.system.Time.update();
+		iron.system.Time.render();
 
 		if (Scene.active == null || !Scene.active.ready) {
 			render2D(frame);
@@ -172,6 +186,14 @@ class App {
 		traitLateUpdates.remove(f);
 	}
 
+	public static function notifyOnFixedUpdate(f: Void->Void) {
+		traitFixedUpdates.push(f);
+	}
+
+	public static function removeFixedUpdate(f: Void->Void) {
+		traitFixedUpdates.remove(f);
+	}
+
 	public static function notifyOnRender(f: kha.graphics4.Graphics->Void) {
 		traitRenders.push(f);
 	}

leenkx/Sources/iron/RenderPath.hx

@@ -331,15 +331,18 @@ class RenderPath {
 		});
 	}
 
-	public static function sortMeshesShader(meshes: Array<MeshObject>) {
+	public static function sortMeshesIndex(meshes: Array<MeshObject>) {
 		meshes.sort(function(a, b): Int {
 			#if rp_depth_texture
 			var depthDiff = boolToInt(a.depthRead) - boolToInt(b.depthRead);
 			if (depthDiff != 0) return depthDiff;
 			#end
 
-			return a.materials[0].name >= b.materials[0].name ? 1 : -1;
-		});
+			if (a.data.sortingIndex != b.data.sortingIndex) {
+				return a.data.sortingIndex > b.data.sortingIndex ? 1 : -1;
+			}
+
+			return a.data.name >= b.data.name ? 1 : -1;		});
 	}
 
 	public function drawMeshes(context: String) {
@@ -399,7 +402,7 @@ class RenderPath {
 			#if lnx_batch
 			sortMeshesDistance(Scene.active.meshBatch.nonBatched);
 			#else
-			drawOrder == DrawOrder.Shader ? sortMeshesShader(meshes) : sortMeshesDistance(meshes);
+			drawOrder == DrawOrder.Index ? sortMeshesIndex(meshes) : sortMeshesDistance(meshes);
 			#end
 			meshesSorted = true;
 		}
@@ -518,12 +521,44 @@ class RenderPath {
 		return Reflect.field(kha.Shaders, handle + "_comp");
 	}
 
-	#if (kha_krom && lnx_vr)
-	public function drawStereo(drawMeshes: Int->Void) {
-		for (eye in 0...2) {
-			Krom.vrBeginRender(eye);
-			drawMeshes(eye);
-			Krom.vrEndRender(eye);
+	#if lnx_vr
+	public function drawStereo(drawMeshes: Void->Void) {
+		var vr = kha.vr.VrInterface.instance;
+		var appw = iron.App.w();
+		var apph = iron.App.h();
+		var halfw = Std.int(appw / 2);
+		var g = currentG;
+
+		if (vr != null && vr.IsPresenting()) {
+			// Left eye
+			Scene.active.camera.V.setFrom(Scene.active.camera.leftV);
+			Scene.active.camera.P.self = vr.GetProjectionMatrix(0);
+			g.viewport(0, 0, halfw, apph);
+			drawMeshes();
+
+			// Right eye
+			begin(g, additionalTargets);
+			Scene.active.camera.V.setFrom(Scene.active.camera.rightV);
+			Scene.active.camera.P.self = vr.GetProjectionMatrix(1);
+			g.viewport(halfw, 0, halfw, apph);
+			drawMeshes();
+		}
+		else { // Simulate
+			Scene.active.camera.buildProjection(halfw / apph);
+
+			// Left eye
+			g.viewport(0, 0, halfw, apph);
+			drawMeshes();
+
+			// Right eye
+			begin(g, additionalTargets);
+			Scene.active.camera.transform.move(Scene.active.camera.right(), 0.032);
+			Scene.active.camera.buildMatrix();
+			g.viewport(halfw, 0, halfw, apph);
+			drawMeshes();
+
+			Scene.active.camera.transform.move(Scene.active.camera.right(), -0.032);
+			Scene.active.camera.buildMatrix();
 		}
 	}
 	#end
@@ -882,6 +917,6 @@ class CachedShaderContext {
 
 @:enum abstract DrawOrder(Int) from Int {
 	var Distance = 0; // Early-z
-	var Shader = 1; // Less state changes
+	var Index = 1; // Less state changes
 	// var Mix = 2; // Distance buckets sorted by shader
 }

leenkx/Sources/iron/Scene.hx

@@ -775,6 +775,7 @@ class Scene {
 			// Attach particle systems
 			#if lnx_particles
 			if (o.particle_refs != null) {
+				cast(object, MeshObject).render_emitter = o.render_emitter;
 				for (ref in o.particle_refs) cast(object, MeshObject).setupParticleSystem(sceneName, ref);
 			}
 			#end
@@ -782,6 +783,11 @@ class Scene {
 			if (o.tilesheet_ref != null) {
 				cast(object, MeshObject).setupTilesheet(sceneName, o.tilesheet_ref, o.tilesheet_action_ref);
 			}
+			
+			if (o.camera_list != null){
+				cast(object, MeshObject).cameraList = o.camera_list;
+			}
+
 			returnObject(object, o, done);
 		});
 	}
@@ -881,8 +887,12 @@ class Scene {
 						var ptype: String = t.props[i * 3 + 1];
 						var pval: Dynamic = t.props[i * 3 + 2];
 
-						if (StringTools.endsWith(ptype, "Object") && pval != "") {
+						if (StringTools.endsWith(ptype, "Object") && pval != "" && pval != null) {
 							Reflect.setProperty(traitInst, pname, Scene.active.getChild(pval));
+						} else if (ptype == "TSceneFormat" && pval != "") {
+							Data.getSceneRaw(pval, function (r: TSceneFormat) {
+								Reflect.setProperty(traitInst, pname, r);
+							});
 						}
 						else {
 							switch (ptype) {

leenkx/Sources/iron/Trait.hx

@@ -16,6 +16,7 @@ class Trait {
 	var _remove: Array<Void->Void> = null;
 	var _update: Array<Void->Void> = null;
 	var _lateUpdate: Array<Void->Void> = null;
+	var _fixedUpdate: Array<Void->Void> = null;
 	var _render: Array<kha.graphics4.Graphics->Void> = null;
 	var _render2D: Array<kha.graphics2.Graphics->Void> = null;
 
@@ -87,6 +88,23 @@ class Trait {
 		App.removeLateUpdate(f);
 	}
 
+    /**
+      Add fixed game logic handler.
+    **/
+	public function notifyOnFixedUpdate(f: Void->Void) {
+		if (_fixedUpdate == null) _fixedUpdate = [];
+		_fixedUpdate.push(f);
+		App.notifyOnFixedUpdate(f);
+	}
+
+    /**
+      Remove fixed game logic handler.
+    **/
+	public function removeFixedUpdate(f: Void->Void) {
+		_fixedUpdate.remove(f);
+		App.removeFixedUpdate(f);
+	}
+
     /**
       Add render handler.
     **/

leenkx/Sources/iron/data/MeshData.hx

@@ -9,6 +9,7 @@ import iron.data.SceneFormat;
 class MeshData {
 
 	public var name: String;
+	public var sortingIndex: Int;
 	public var raw: TMeshData;
 	public var format: TSceneFormat;
 	public var geom: Geometry;
@@ -23,6 +24,7 @@ class MeshData {
 	public function new(raw: TMeshData, done: MeshData->Void) {
 		this.raw = raw;
 		this.name = raw.name;
+		this.sortingIndex = raw.sorting_index;
 		
 		if (raw.scale_pos != null) scalePos = raw.scale_pos;
 		if (raw.scale_tex != null) scaleTex = raw.scale_tex;

leenkx/Sources/iron/data/SceneFormat.hx

@@ -49,6 +49,7 @@ typedef TMeshData = {
 @:structInit class TMeshData {
 #end
 	public var name: String;
+	public var sorting_index: Int;
 	public var vertex_arrays: Array<TVertexArray>;
 	public var index_arrays: Array<TIndexArray>;
 	@:optional public var dynamic_usage: Null<Bool>;
@@ -222,6 +223,7 @@ typedef TShaderData = {
 @:structInit class TShaderData {
 #end
 	public var name: String;
+	public var next_pass: String;
 	public var contexts: Array<TShaderContext>;
 }
 
@@ -392,6 +394,9 @@ typedef TParticleData = {
 #end
 	public var name: String;
 	public var type: Int; // 0 - Emitter, Hair
+	public var auto_start: Bool;
+	public var dynamic_emitter: Bool;
+	public var is_unique: Bool;
 	public var loop: Bool;
 	public var count: Int;
 	public var frame_start: FastFloat;
@@ -439,6 +444,7 @@ typedef TObj = {
 	@:optional public var traits: Array<TTrait>;
 	@:optional public var properties: Array<TProperty>;
 	@:optional public var vertex_groups: Array<TVertex_groups>;
+	@:optional public var camera_list: Array<String>;
 	@:optional public var constraints: Array<TConstraint>;
 	@:optional public var dimensions: Float32Array; // Geometry objects
 	@:optional public var object_actions: Array<String>;

leenkx/Sources/iron/data/ShaderData.hx

@@ -22,6 +22,7 @@ using StringTools;
 class ShaderData {
 
 	public var name: String;
+	public var nextPass: String;
 	public var raw: TShaderData;
 	public var contexts: Array<ShaderContext> = [];
 
@@ -33,6 +34,7 @@ class ShaderData {
 	public function new(raw: TShaderData, done: ShaderData->Void, overrideContext: TShaderOverride = null) {
 		this.raw = raw;
 		this.name = raw.name;
+		this.nextPass = raw.next_pass;
 
 		for (c in raw.contexts) contexts.push(null);
 		var contextsLoaded = 0;

leenkx/Sources/iron/format/bmp/Data.hx

@@ -0,0 +1,50 @@
+/*
+ * format - Haxe File Formats
+ *
+ *  BMP File Format
+ *  Copyright (C) 2007-2009 Trevor McCauley, Baluta Cristian (hx port) & Robert Sköld (format conversion)
+ *
+ * Copyright (c) 2009, The Haxe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+package iron.format.bmp;
+
+typedef Data = {
+    var header : iron.format.bmp.Header;
+    var pixels : haxe.io.Bytes;
+#if (haxe_ver < 4)
+    var colorTable : Null<haxe.io.Bytes>;
+#else
+    var ?colorTable : haxe.io.Bytes;
+#end
+}
+
+typedef Header = {
+    var width : Int;          // real width (in pixels)
+    var height : Int;         // real height (in pixels)
+    var paddedStride : Int;   // number of bytes in a stride (including padding)
+    var topToBottom : Bool;   // whether the bitmap is stored top to bottom
+    var bpp : Int;            // bits per pixel
+    var dataLength : Int;     // equal to `paddedStride` * `height`
+    var compression : Int;    // which compression is being used, 0 for no compression
+}

leenkx/Sources/iron/format/bmp/Reader.hx

@@ -0,0 +1,122 @@
+/*
+ * format - Haxe File Formats
+ *
+ *  BMP File Format
+ *  Copyright (C) 2007-2009 Robert Sköld
+ *
+ * Copyright (c) 2009, The Haxe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+
+package iron.format.bmp;
+
+import iron.format.bmp.Data;
+
+
+class Reader {
+
+	var input : haxe.io.Input;
+
+	public function new( i ) {
+		input = i;
+	}
+
+	/** 
+	 * Only supports uncompressed 24bpp bitmaps (the most common format).
+	 * 
+	 * The returned bytes in `Data.pixels` will be in BGR order, and with padding (if present).
+	 * 
+	 * @see https://msdn.microsoft.com/en-us/library/windows/desktop/dd318229(v=vs.85).aspx
+	 * @see https://en.wikipedia.org/wiki/BMP_file_format#Bitmap_file_header
+	 */
+	public function read() : format.bmp.Data {
+		// Read Header
+		for (b in ["B".code, "M".code]) {
+			if (input.readByte() != b) throw "Invalid header";
+		}
+	
+		var fileSize = input.readInt32();
+		input.readInt32();							// Reserved
+		var offset = input.readInt32();
+
+		// Read InfoHeader
+		var infoHeaderSize = input.readInt32();		// InfoHeader size
+		if (infoHeaderSize != 40) {
+			throw 'Info headers with size $infoHeaderSize not supported.';
+		}
+		var width = input.readInt32();				// Image width (actual, not padded)
+		var height = input.readInt32();				// Image height
+		var numPlanes = input.readInt16();			// Number of planes
+		var bits = input.readInt16();				// Bits per pixel
+		var compression = input.readInt32();		// Compression type
+		var dataLength = input.readInt32();			// Image data size (includes padding!)
+		input.readInt32();							// Horizontal resolution
+		input.readInt32();							// Vertical resolution
+		var colorsUsed = input.readInt32();			// Colors used (0 when uncompressed)
+		input.readInt32();							// Important colors (0 when uncompressed)
+
+		// If there's no compression, the dataLength may be 0
+		if ( compression == 0 && dataLength == 0 ) dataLength = fileSize - offset;
+
+		var bytesRead = 54; // total read above
+		
+		var colorTable : haxe.io.Bytes = null;
+		if ( bits <= 8 ) {
+			if ( colorsUsed == 0 ) {
+				colorsUsed = Tools.getNumColorsForBitDepth(bits);
+			}
+			var colorTableLength = 4 * colorsUsed;
+			colorTable = haxe.io.Bytes.alloc( colorTableLength );
+			input.readFullBytes( colorTable, 0, colorTableLength );
+			bytesRead += colorTableLength;
+		}
+
+		input.read( offset - bytesRead );
+		
+		var p = haxe.io.Bytes.alloc( dataLength );	
+		
+		// Read Raster Data
+		var paddedStride = Tools.computePaddedStride(width, bits);
+		var topToBottom = false;
+		if ( height < 0 ) { // if bitmap is stored top to bottom
+			topToBottom = true;
+			height = -height;
+		}
+    
+		input.readFullBytes(p, 0, dataLength);
+			
+		return {
+			header: {
+				width: width,
+				height: height,
+				paddedStride: paddedStride,
+				topToBottom: topToBottom,
+				bpp: bits,
+				dataLength: dataLength,
+				compression: compression
+			},
+			pixels: p,
+			colorTable: colorTable
+		}
+	}
+}

leenkx/Sources/iron/format/bmp/Tools.hx

@@ -0,0 +1,256 @@
+/*
+ * format - Haxe File Formats
+ *
+ *  BMP File Format
+ *  Copyright (C) 2007-2009 Trevor McCauley, Baluta Cristian (hx port) & Robert Sköld (format conversion)
+ *
+ * Copyright (c) 2009, The Haxe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+package iron.format.bmp;
+
+
+class Tools {
+
+	//												  a  r  g  b
+	static var ARGB_MAP(default, never):Array<Int> = [0, 1, 2, 3];
+	static var BGRA_MAP(default, never):Array<Int> = [3, 2, 1, 0];
+
+	static var COLOR_SIZE(default, never):Int = 4;
+	
+	/**
+		Extract BMP pixel data (24bpp in BGR format) and expands it to BGRA, removing any padding in the process.
+	**/
+	inline static public function extractBGRA( bmp : iron.format.bmp.Data ) : haxe.io.Bytes {
+		return _extract32(bmp, BGRA_MAP, 0xFF);
+	}
+
+	/**
+		Extract BMP pixel data (24bpp in BGR format) and converts it to ARGB.
+	**/
+	inline static public function extractARGB( bmp : iron.format.bmp.Data ) : haxe.io.Bytes {
+		return _extract32(bmp, ARGB_MAP, 0xFF);
+	}
+  
+	/**
+		Creates BMP data from bytes in BGRA format for each pixel.
+	**/
+	inline static public function buildFromBGRA( width : Int, height : Int, srcBytes : haxe.io.Bytes, topToBottom : Bool = false ) : Data {
+		return _buildFrom32(width, height, srcBytes, BGRA_MAP, topToBottom);
+	}
+  
+	/**
+		Creates BMP data from bytes in ARGB format for each pixel.
+	**/
+	inline static public function buildFromARGB( width : Int, height : Int, srcBytes : haxe.io.Bytes, topToBottom : Bool = false ) : Data {
+		return _buildFrom32(width, height, srcBytes, ARGB_MAP, topToBottom);
+	}
+
+	inline static public function computePaddedStride(width:Int, bpp:Int):Int {
+		return ((((width * bpp) + 31) & ~31) >> 3);
+	}
+
+	/**
+	 * Gets number of colors for indexed palettes
+	 */
+	inline static public function getNumColorsForBitDepth(bpp:Int):Int {
+		return switch (bpp) {
+			case 1: 2;
+			case 4: 16;
+			case 8: 256;
+			case 16: 65536;
+			default: throw 'Unsupported bpp $bpp';
+		}
+	}
+	
+	
+	// `channelMap` contains indices to map into ARGB (f.e. the mapping for ARGB is [0,1,2,3], while for BGRA is [3,2,1,0])
+	static function _extract32( bmp : iron.format.bmp.Data, channelMap : Array<Int>, alpha : Int = 0xFF) : haxe.io.Bytes {
+		var srcBytes = bmp.pixels;
+		var dstLen = bmp.header.width * bmp.header.height * 4;
+		var dstBytes = haxe.io.Bytes.alloc( dstLen );
+		var srcPaddedStride = bmp.header.paddedStride;
+		
+		var yDir = -1;
+		var dstPos = 0;
+		var srcPos = srcPaddedStride * (bmp.header.height - 1);
+    
+		if ( bmp.header.topToBottom ) {
+			yDir = 1;
+			srcPos = 0;
+		}
+
+		if ( bmp.header.bpp < 8 || bmp.header.bpp == 16 ) {
+			throw 'bpp ${bmp.header.bpp} not supported';
+		}
+
+		var colorTable:haxe.io.Bytes = null;
+		if ( bmp.header.bpp <= 8 ) {
+			var colorTableLength = getNumColorsForBitDepth(bmp.header.bpp);
+			colorTable = haxe.io.Bytes.alloc(colorTableLength * COLOR_SIZE);
+			var definedColorTableLength = Std.int( bmp.colorTable.length / COLOR_SIZE );
+			for( i in 0...definedColorTableLength ) {
+				var b = bmp.colorTable.get( i * COLOR_SIZE);
+				var g = bmp.colorTable.get( i * COLOR_SIZE + 1);
+				var r = bmp.colorTable.get( i * COLOR_SIZE + 2);
+
+				colorTable.set(i * COLOR_SIZE + channelMap[0], alpha);
+				colorTable.set(i * COLOR_SIZE + channelMap[1], r);
+				colorTable.set(i * COLOR_SIZE + channelMap[2], g);
+				colorTable.set(i * COLOR_SIZE + channelMap[3], b);
+			}
+			// We want to have the table the full length in case indices outside the range are present
+			colorTable.fill(definedColorTableLength, colorTableLength - definedColorTableLength, 0);
+			for( i in definedColorTableLength...colorTableLength ) {
+				colorTable.set(i * COLOR_SIZE + channelMap[0], alpha);
+			}
+		}
+
+		switch bmp.header.compression {
+			case 0:
+				while( dstPos < dstLen ) {
+					for( i in 0...bmp.header.width ) {
+						if (bmp.header.bpp == 8) {
+
+							var currentSrcPos = srcPos + i;
+							var index = srcBytes.get(currentSrcPos);
+							dstBytes.blit( dstPos, colorTable, index * COLOR_SIZE, COLOR_SIZE );
+
+						} else if (bmp.header.bpp == 24) {
+
+							var currentSrcPos = srcPos + i * 3;
+							var b = srcBytes.get(currentSrcPos);
+							var g = srcBytes.get(currentSrcPos + 1);
+							var r = srcBytes.get(currentSrcPos + 2);
+							
+							dstBytes.set(dstPos + channelMap[0], alpha);
+							dstBytes.set(dstPos + channelMap[1], r);
+							dstBytes.set(dstPos + channelMap[2], g);
+							dstBytes.set(dstPos + channelMap[3], b);
+
+						} else if (bmp.header.bpp == 32) {
+
+							var currentSrcPos = srcPos + i * 4;
+							var b = srcBytes.get(currentSrcPos);
+							var g = srcBytes.get(currentSrcPos + 1);
+							var r = srcBytes.get(currentSrcPos + 2);
+							
+							dstBytes.set(dstPos + channelMap[0], alpha);
+							dstBytes.set(dstPos + channelMap[1], r);
+							dstBytes.set(dstPos + channelMap[2], g);
+							dstBytes.set(dstPos + channelMap[3], b);
+
+						}
+						dstPos += 4;
+					}
+					srcPos += yDir * srcPaddedStride;
+				}
+			case 1:
+				srcPos = 0;
+				var x = 0;
+				var y = bmp.header.topToBottom ? 0 : bmp.header.height - 1;
+				while( srcPos < bmp.header.dataLength ) {
+					var count = srcBytes.get(srcPos++);
+					var index = srcBytes.get(srcPos++);
+					if ( count == 0 ) {
+						if ( index == 0 ) {
+							x = 0;
+							y += yDir;
+						} else if ( index == 1 ) {
+							break;
+						} else if ( index == 2 ) {
+							x += srcBytes.get(srcPos++);
+							y += srcBytes.get(srcPos++);
+						} else {
+							count = index;
+							for( i in 0...count ) {
+								index = srcBytes.get(srcPos++);
+								dstBytes.blit( COLOR_SIZE * ((x+i) + y * bmp.header.width), colorTable, index * COLOR_SIZE, COLOR_SIZE );
+							}
+							if (srcPos % 2 != 0) srcPos++;
+							x += count;
+						}
+					} else {
+						for( i in 0...count ) {
+							dstBytes.blit( COLOR_SIZE * ((x+i) + y * bmp.header.width), colorTable, index * COLOR_SIZE, COLOR_SIZE );
+						}
+						x += count;
+					}
+				}
+			default:
+				throw 'compression ${bmp.header.compression} not supported';
+		}
+
+		return dstBytes;
+	}
+	
+	// `channelMap` contains indices to map into ARGB (f.e. the mapping for ARGB is [0,1,2,3], while for BGRA is [3,2,1,0])
+	static function _buildFrom32( width : Int, height : Int, srcBytes : haxe.io.Bytes, channelMap : Array<Int>, topToBottom : Bool = false ) : Data {
+		var bpp = 24;
+		var paddedStride = computePaddedStride(width, bpp);
+		var bytesBGR = haxe.io.Bytes.alloc(paddedStride * height);
+		var topToBottom = topToBottom;
+		var dataLength = bytesBGR.length;
+		
+		var dstStride = width * 3;
+		var srcLen = width * height * 4;
+		var yDir = -1;
+		var dstPos = dataLength - paddedStride;
+		var srcPos = 0;
+		
+		if ( topToBottom ) {
+			yDir = 1;
+			dstPos = 0;
+		}
+		
+		while( srcPos < srcLen ) {
+			var i = dstPos;
+			while( i < dstPos + dstStride ) {
+				var r = srcBytes.get(srcPos + channelMap[1]);
+				var g = srcBytes.get(srcPos + channelMap[2]);
+				var b = srcBytes.get(srcPos + channelMap[3]);
+				
+				bytesBGR.set(i++, b);
+				bytesBGR.set(i++, g);
+				bytesBGR.set(i++, r);
+				
+				srcPos += 4;
+			}
+			dstPos += yDir * paddedStride;
+		}
+		
+		return {
+			header: {
+				width: width,
+				height: height,
+				paddedStride: paddedStride,
+				topToBottom: topToBottom,
+				bpp: bpp,
+				dataLength: dataLength,
+				compression: 0
+			},
+			pixels: bytesBGR,
+			colorTable: null
+		}
+	}
+}

leenkx/Sources/iron/format/bmp/Writer.hx

@@ -0,0 +1,74 @@
+/*
+ * format - Haxe File Formats
+ *
+ *  BMP File Format
+ *  Copyright (C) 2007-2009 Robert Sköld
+ *
+ * Copyright (c) 2009, The Haxe Project Contributors
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   - Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   - Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE HAXE PROJECT CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE HAXE PROJECT CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+ * DAMAGE.
+ */
+
+package iron.format.bmp;
+
+import iron.format.bmp.Data;
+
+
+class Writer {
+
+	static var DATA_OFFSET : Int = 0x36;
+
+	var output : haxe.io.Output;
+
+	public function new(o) {
+		output = o;
+	}
+	
+	/**
+	 * Specs: http://s223767089.online.de/en/file-format-bmp
+	 */
+	public function write( bmp : Data ) {
+		// Write Header (14 bytes)
+		output.writeString( "BM" );								// Signature
+		output.writeInt32(bmp.pixels.length + DATA_OFFSET );	// FileSize
+		output.writeInt32( 0 );									// Reserved
+		output.writeInt32( DATA_OFFSET );						// Offset
+
+		// Write InfoHeader (40 bytes)
+		output.writeInt32( 40 );								// InfoHeader size
+		output.writeInt32( bmp.header.width );					// Image width
+		var height = bmp.header.height;
+		if (bmp.header.topToBottom) height = -height; 
+		output.writeInt32( height );							// Image height
+		output.writeInt16( 1 );									// Number of planes
+		output.writeInt16( 24 );								// Bits per pixel (24bit RGB)
+		output.writeInt32( 0 );									// Compression type (no compression)
+		output.writeInt32( bmp.header.dataLength );				// Image data size (0 when uncompressed)
+		output.writeInt32( 0x2e30 );							// Horizontal resolution
+		output.writeInt32( 0x2e30 );							// Vertical resolution
+		output.writeInt32( 0 );									// Colors used (0 when uncompressed)
+		output.writeInt32( 0 );									// Important colors (0 when uncompressed)
+
+		// Write Raster Data
+		output.write(bmp.pixels);
+  }
+}

leenkx/Sources/iron/math/Quat.hx

@@ -66,12 +66,32 @@ class Quat {
 	}
 
 	public inline function fromAxisAngle(axis: Vec4, angle: FastFloat): Quat {
-		var s: FastFloat = Math.sin(angle * 0.5);
-		x = axis.x * s;
-		y = axis.y * s;
-		z = axis.z * s;
-		w = Math.cos(angle * 0.5);
-		return normalize();
+		//var s: FastFloat = Math.sin(angle * 0.5);
+		//x = axis.x * s;
+		//y = axis.y * s;
+		//z = axis.z * s;
+		//w = Math.cos(angle * 0.5);
+		//return normalize();
+		// Normalize the axis vector first
+		var axisLen = Math.sqrt(axis.x * axis.x + axis.y * axis.y + axis.z * axis.z);
+		if (axisLen > 0.00001) {
+			var aL = 1.0 / axisLen;
+			var nX = axis.x * aL;
+			var nY = axis.y * aL;
+			var nZ = axis.z * aL;
+			var halfAngle = angle * 0.5;
+			var s: FastFloat = Math.sin(halfAngle);
+			x = nX * s;
+			y = nY * s;
+			z = nZ * s;
+			w = Math.cos(halfAngle);
+		} else {
+			x = 0.0;
+			y = 0.0;
+			z = 0.0;
+			w = 1.0;
+		}
+		return this;
 	}
 
 	public inline function toAxisAngle(axis: Vec4): FastFloat {
@@ -379,17 +399,33 @@ class Quat {
 		@return	This quaternion.
 	**/
 	public inline function fromEulerOrdered(e: Vec4, order: String): Quat {
-		var c1 = Math.cos(e.x / 2);
-		var c2 = Math.cos(e.y / 2);
-		var c3 = Math.cos(e.z / 2);
-		var s1 = Math.sin(e.x / 2);
-		var s2 = Math.sin(e.y / 2);
-		var s3 = Math.sin(e.z / 2);
 		
+		var mappedAngles = new Vec4();
+		switch (order) {
+			case "XYZ":
+				mappedAngles.set(e.x, e.y, e.z);
+			case "XZY":
+				mappedAngles.set(e.x, e.z, e.y);
+			case "YXZ": 
+				mappedAngles.set(e.y, e.x, e.z);
+			case "YZX": 
+				mappedAngles.set(e.y, e.z, e.x);
+			case "ZXY": 
+				mappedAngles.set(e.z, e.x, e.y);
+			case "ZYX": 
+				mappedAngles.set(e.z, e.y, e.x);
+		}
+		var c1 = Math.cos(mappedAngles.x / 2);
+		var c2 = Math.cos(mappedAngles.y / 2);
+		var c3 = Math.cos(mappedAngles.z / 2);
+		var s1 = Math.sin(mappedAngles.x / 2);
+		var s2 = Math.sin(mappedAngles.y / 2);
+		var s3 = Math.sin(mappedAngles.z / 2);
 		var qx = new Quat(s1, 0, 0, c1);
 		var qy = new Quat(0, s2, 0, c2);
 		var qz = new Quat(0, 0, s3, c3);
 
+		// Original multiplication sequence (implements reverse of 'order')
 		if (order.charAt(2) == 'X')
 			this.setFrom(qx);
 		else if (order.charAt(2) == 'Y')
@@ -409,6 +445,12 @@ class Quat {
 		else
 			this.mult(qz);
 
+		// TO DO quick fix somethings wrong..
+		this.x = -this.x;
+		this.y = -this.y;
+		this.z = -this.z;
+		this.w = -this.w;
+		
 		return this;
 	}
 

leenkx/Sources/iron/object/Animation.hx

@@ -159,9 +159,17 @@ class Animation {
 			if(markerEvents.get(sampler) != null){
 				for (i in 0...anim.marker_frames.length) {
 					if (frameIndex == anim.marker_frames[i]) {
-						var marketAct = markerEvents.get(sampler);
-						var ar = marketAct.get(anim.marker_names[i]);
+						var markerAct = markerEvents.get(sampler);
+						var ar = markerAct.get(anim.marker_names[i]);
 						if (ar != null) for (f in ar) f();
+					} else {
+						for (j in 0...(frameIndex - lastFrameIndex)) {
+							if (lastFrameIndex + j + 1 == anim.marker_frames[i]) {
+								var markerAct = markerEvents.get(sampler);
+								var ar = markerAct.get(anim.marker_names[i]);
+								if (ar != null) for (f in ar) f();
+							}
+						}
 					}
 				}
 				lastFrameIndex = frameIndex;
@@ -411,12 +419,23 @@ class ActionSampler {
 	 */
 	public inline function setBoneAction(actionData: Array<TObj>) {
 		this.actionData = actionData;
-		this.totalFrames = actionData[0].anim.tracks[0].frames.length;
-		if(actionData[0].anim.root_motion_pos) this.rootMotionPos = true;
-		if(actionData[0].anim.root_motion_rot) this.rootMotionRot = true;
+		if (actionData != null && actionData.length > 0 && actionData[0] != null && actionData[0].anim != null) {
+			if (actionData[0].anim.tracks != null && actionData[0].anim.tracks.length > 0) {
+				this.totalFrames = actionData[0].anim.tracks[0].frames.length;
+			}
+			else {
+				this.totalFrames = 0;
+			}
+			if(actionData[0].anim.root_motion_pos) this.rootMotionPos = true;
+			if(actionData[0].anim.root_motion_rot) this.rootMotionRot = true;
+		}
+		else {
+			this.totalFrames = 0;
+		}
 		actionDataInit = true;
 	}
 
+
 	/**
 	 * Cache raw object data for object animation.
 	 * @param actionData Raw object data.

leenkx/Sources/iron/object/CameraObject.hx

@@ -31,11 +31,21 @@ class CameraObject extends Object {
 	static var vcenter = new Vec4();
 	static var vup = new Vec4();
 	
+	#if lnx_vr
+	var helpMat = Mat4.identity();
+	public var leftV = Mat4.identity();
+	public var rightV = Mat4.identity();
+	#end
+	
 	public function new(data: CameraData) {
 		super();
 
 		this.data = data;
 
+		#if lnx_vr
+		iron.system.VR.initButton();
+		#end
+		
 		buildProjection();
 
 		V = Mat4.identity();
@@ -117,6 +127,26 @@ class CameraObject extends Object {
 		V.getInverse(transform.world);
 		VP.multmats(P, V);
 
+
+		#if lnx_vr
+		var vr = kha.vr.VrInterface.instance;
+		if (vr != null && vr.IsPresenting()) {
+			leftV.setFrom(V);
+			helpMat.self = vr.GetViewMatrix(0);
+			leftV.multmat(helpMat);
+
+			rightV.setFrom(V);
+			helpMat.self = vr.GetViewMatrix(1);
+			rightV.multmat(helpMat);
+		}
+		else {
+			leftV.setFrom(V);
+		}
+		VP.multmats(P, leftV);
+		#else
+		VP.multmats(P, V);
+		#end
+
 		if (data.raw.frustum_culling) {
 			buildViewFrustum(VP, frustumPlanes);
 		}

leenkx/Sources/iron/object/LightObject.hx

@@ -155,7 +155,12 @@ class LightObject extends Object {
 	}
 
 	public function setCascade(camera: CameraObject, cascade: Int) {
+
+		#if lnx_vr
+		m.setFrom(camera.leftV);
+		#else
 		m.setFrom(camera.V);
+		#end
 		
 		#if lnx_csm
 		if (camSlicedP == null) {

leenkx/Sources/iron/object/MeshObject.hx

@@ -21,8 +21,10 @@ class MeshObject extends Object {
 	public var particleChildren: Array<MeshObject> = null;
 	public var particleOwner: MeshObject = null; // Particle object
 	public var particleIndex = -1;
+	public var render_emitter = true;
 	#end
 	public var cameraDistance: Float;
+	public var cameraList: Array<String> = null;
 	public var screenSize = 0.0;
 	public var frustumCulling = true;
 	public var activeTilesheet: Tilesheet = null;
@@ -234,6 +236,8 @@ class MeshObject extends Object {
 		if (cullMesh(context, Scene.active.camera, RenderPath.active.light)) return;
 		var meshContext = raw != null ? context == "mesh" : false;
 
+		if (cameraList != null && cameraList.indexOf(Scene.active.camera.name) < 0) return;
+
 		#if lnx_particles
 		if (raw != null && raw.is_particle && particleOwner == null) return; // Instancing not yet set-up by particle system owner
 		if (particleSystems != null && meshContext) {
@@ -244,6 +248,7 @@ class MeshObject extends Object {
 					Scene.active.spawnObject(psys.data.raw.instance_object, null, function(o: Object) {
 						if (o != null) {
 							var c: MeshObject = cast o;
+    						c.cameraList = this.cameraList;
 							particleChildren.push(c);
 							c.particleOwner = this;
 							c.particleIndex = particleChildren.length - 1;
@@ -255,11 +260,11 @@ class MeshObject extends Object {
 				particleSystems[i].update(particleChildren[i], this);
 			}
 		}
-		if (particleSystems != null && particleSystems.length > 0 && !raw.render_emitter) return;
+		if (particleSystems != null && particleSystems.length > 0 && !render_emitter) return;
+        if (particleSystems == null && cullMaterial(context)) return;
+        #else
+        if (cullMaterial(context)) return;
 		#end
-
-		if (cullMaterial(context)) return;
-
 		// Get lod
 		var mats = materials;
 		var lod = this;
@@ -297,6 +302,10 @@ class MeshObject extends Object {
 
 		// Render mesh
 		var ldata = lod.data;
+		
+		// Next pass rendering first (inverse order)
+		renderNextPass(g, context, bindParams, lod);
+		
 		for (i in 0...ldata.geom.indexBuffers.length) {
 
 			var mi = ldata.geom.materialIndices[i];
@@ -400,4 +409,85 @@ class MeshObject extends Object {
 			}
 		}
 	}
+	
+	
+	function renderNextPass(g: Graphics, context: String, bindParams: Array<String>, lod: MeshObject) {
+		var ldata = lod.data;
+		for (i in 0...ldata.geom.indexBuffers.length) {
+			var mi = ldata.geom.materialIndices[i];
+			if (mi >= materials.length) continue;
+
+			var currentMaterial: MaterialData = materials[mi];
+			if (currentMaterial == null || currentMaterial.shader == null) continue;
+
+			var nextPassName: String = currentMaterial.shader.nextPass;
+			if (nextPassName == null || nextPassName == "") continue;
+
+			var nextMaterial: MaterialData = null;
+			for (mat in materials) {
+				// First try exact match
+				if (mat.name == nextPassName) {
+					nextMaterial = mat;
+					break;
+				}
+				// If no exact match, try to match base name for linked materials
+				if (mat.name.indexOf("_") > 0 && mat.name.substr(mat.name.length - 6) == ".blend") {
+					var baseName = mat.name.substring(0, mat.name.indexOf("_"));
+					if (baseName == nextPassName) {
+						nextMaterial = mat;
+						break;
+					}
+				}
+			}
+
+			if (nextMaterial == null) continue;
+
+			var nextMaterialContext: MaterialContext = null;
+			var nextShaderContext: ShaderContext = null;
+
+			for (j in 0...nextMaterial.raw.contexts.length) {
+				if (nextMaterial.raw.contexts[j].name.substr(0, context.length) == context) {
+					nextMaterialContext = nextMaterial.contexts[j];
+					nextShaderContext = nextMaterial.shader.getContext(context);
+					break;
+				}
+			}
+
+			if (nextShaderContext == null) continue;
+			if (skipContext(context, nextMaterial)) continue;
+
+			var elems = nextShaderContext.raw.vertex_elements;
+
+			// Uniforms
+			if (nextShaderContext.pipeState != lastPipeline) {
+				g.setPipeline(nextShaderContext.pipeState);
+				lastPipeline = nextShaderContext.pipeState;
+			}
+			Uniforms.setContextConstants(g, nextShaderContext, bindParams);
+			Uniforms.setObjectConstants(g, nextShaderContext, this);
+			Uniforms.setMaterialConstants(g, nextShaderContext, nextMaterialContext);
+
+			// VB / IB
+			#if lnx_deinterleaved
+			g.setVertexBuffers(ldata.geom.get(elems));
+			#else
+			if (ldata.geom.instancedVB != null) {
+				g.setVertexBuffers([ldata.geom.get(elems), ldata.geom.instancedVB]);
+			}
+			else {
+				g.setVertexBuffer(ldata.geom.get(elems));
+			}
+			#end
+
+			g.setIndexBuffer(ldata.geom.indexBuffers[i]);
+
+			// Draw next pass for this specific geometry section
+			if (ldata.geom.instanced) {
+				g.drawIndexedVerticesInstanced(ldata.geom.instanceCount, ldata.geom.start, ldata.geom.count);
+			}
+			else {
+				g.drawIndexedVertices(ldata.geom.start, ldata.geom.count);
+			}
+		}
+	}
 }

leenkx/Sources/iron/object/Object.hx

@@ -172,6 +172,10 @@ class Object {
 			for (f in t._init) App.removeInit(f);
 			t._init = null;
 		}
+		if (t._fixedUpdate != null) {
+			for (f in t._fixedUpdate) App.removeFixedUpdate(f);
+			t._fixedUpdate = null;
+		}
 		if (t._update != null) {
 			for (f in t._update) App.removeUpdate(f);
 			t._update = null;

leenkx/Sources/iron/object/ObjectAnimation.hx

@@ -24,6 +24,9 @@ class ObjectAnimation extends Animation {
 
 	public var transformMap: Map<String, FastFloat>;
 
+	var defaultSampler: ActionSampler = null;
+	static inline var DEFAULT_SAMPLER_ID = "__object_default_action__";
+
 	public static var trackNames: Array<String> = [	"xloc", "yloc", "zloc",
 											   		"xrot", "yrot", "zrot",
 											   		"qwrot", "qxrot", "qyrot", "qzrot",
@@ -39,7 +42,6 @@ class ObjectAnimation extends Animation {
 		isSkinned = false;
 		super();
 	}
-
 	function getAction(action: String): TObj {
 		for (a in oactions) if (a != null && a.objects[0].name == action) return a.objects[0];
 		return null;
@@ -47,10 +49,29 @@ class ObjectAnimation extends Animation {
 
 	override public function play(action = "", onComplete: Void->Void = null, blendTime = 0.0, speed = 1.0, loop = true) {
 		super.play(action, onComplete, blendTime, speed, loop);
-		if (this.action == "" && oactions[0] != null) this.action = oactions[0].objects[0].name;
+		if (this.action == "" && oactions != null && oactions[0] != null){
+			this.action = oactions[0].objects[0].name;
+		}
 		oaction = getAction(this.action);
 		if (oaction != null) {
 			isSampled = oaction.sampled != null && oaction.sampled;
+			if (defaultSampler != null) {
+				deRegisterAction(DEFAULT_SAMPLER_ID);
+			}
+			var callbacks = onComplete != null ? [onComplete] : null;
+			defaultSampler = new ActionSampler(this.action, speed, loop, false, callbacks);
+			registerAction(DEFAULT_SAMPLER_ID, defaultSampler);
+			if (paused) defaultSampler.paused = true;
+			updateAnimation = function(map: Map<String, FastFloat>) {
+				sampleAction(defaultSampler, map);
+			};
+		}
+		else {
+			if (defaultSampler != null) {
+				deRegisterAction(DEFAULT_SAMPLER_ID);
+				defaultSampler = null;
+			}
+			updateAnimation = null;
 		}
 	}
 
@@ -61,12 +82,13 @@ class ObjectAnimation extends Animation {
 		Animation.beginProfile();
 		#end
 
-		if(transformMap == null) transformMap = new Map();
+		if (transformMap == null) transformMap = new Map();
 		transformMap = initTransformMap();
 
 		super.update(delta);
+		if (defaultSampler != null) defaultSampler.paused = paused;
 		if (paused) return;
-		if(updateAnimation == null) return;
+		if (updateAnimation == null) return;
 		if (!isSkinned) updateObjectAnimation();
 
 		#if lnx_debug

leenkx/Sources/iron/object/ParticleSystem.hx

@@ -2,11 +2,14 @@ package iron.object;
 
 #if lnx_particles
 
+import kha.FastFloat;
 import kha.graphics4.Usage;
 import kha.arrays.Float32Array;
 import iron.data.Data;
 import iron.data.ParticleData;
 import iron.data.SceneFormat;
+import iron.data.Geometry;
+import iron.data.MeshData;
 import iron.system.Time;
 import iron.math.Mat4;
 import iron.math.Quat;
@@ -16,10 +19,13 @@ import iron.math.Vec4;
 class ParticleSystem {
 	public var data: ParticleData;
 	public var speed = 1.0;
+	public var dynamicEmitter: Bool = true;
+	var currentSpeed = 0.0;
 	var particles: Array<Particle>;
 	var ready: Bool;
 	var frameRate = 24;
 	var lifetime = 0.0;
+	var looptime = 0.0;
 	var animtime = 0.0;
 	var time = 0.0;
 	var spawnRate = 0.0;
@@ -47,13 +53,30 @@ class ParticleSystem {
 	var ownerRot = new Quat();
 	var ownerScl = new Vec4();
 	
+	var random = 0.0;
+
+	var tmpV4 = new Vec4();
+
+	var instancedData: Float32Array = null;
+	var lastSpawnedCount: Int = 0;
+	var hasUniqueGeom: Bool = false; 
+
 	public function new(sceneName: String, pref: TParticleReference) {
 		seed = pref.seed;
+		currentSpeed = speed;
+		speed = 0;
 		particles = [];
 		ready = false;
+		
 		Data.getParticle(sceneName, pref.particle, function(b: ParticleData) {
 			data = b;
 			r = data.raw;
+			var dyn: Null<Bool> = r.dynamic_emitter;
+			var dynValue: Bool = true;
+			if (dyn != null) {
+				dynValue = dyn;
+			}
+			dynamicEmitter = dynValue;
 			if (Scene.active.raw.gravity != null) {
 				gx = Scene.active.raw.gravity[0] * r.weight_gravity;
 				gy = Scene.active.raw.gravity[1] * r.weight_gravity;
@@ -64,32 +87,73 @@ class ParticleSystem {
 				gy = 0;
 				gz = -9.81 * r.weight_gravity;
 			}
-			alignx = r.object_align_factor[0] / 2;
-			aligny = r.object_align_factor[1] / 2;
-			alignz = r.object_align_factor[2] / 2;
+			alignx = r.object_align_factor[0];
+			aligny = r.object_align_factor[1];
+			alignz = r.object_align_factor[2];
+			looptime = (r.frame_end - r.frame_start) / frameRate;
 			lifetime = r.lifetime / frameRate;
-			animtime = (r.frame_end - r.frame_start) / frameRate;
+			animtime = r.loop ? looptime : looptime + lifetime;
 			spawnRate = ((r.frame_end - r.frame_start) / r.count) / frameRate;
-			for (i in 0...r.count) particles.push(new Particle(i));
+
+			for (i in 0...r.count) {
+				particles.push(new Particle(i));
+			}
+
 			ready = true;
+			if (r.auto_start){
+				start();
+			}
 		});
 	}
 
+	public function start() {
+		if (r.is_unique) random = Math.random();
+		lifetime = r.lifetime / frameRate;
+		time = 0;
+		lap = 0;
+		lapTime = 0;
+		speed = currentSpeed;
+		lastSpawnedCount = 0;
+		instancedData = null;
+	}
+
 	public function pause() {
-		lifetime = 0;
+		speed = 0;
 	}
 
 	public function resume() {
 		lifetime = r.lifetime / frameRate;
+		speed = currentSpeed;
+	}
+
+
+
+	// TODO: interrupt smoothly
+	public function stop() {
+		end();
+	}
+
+	function end() {
+		lifetime = 0;
+		speed = 0;
+		lap = 0;
 	}
 	
 	public function update(object: MeshObject, owner: MeshObject) {
 		if (!ready || object == null || speed == 0.0) return;
+		if (iron.App.pauseUpdates) return;
+		
+		var prevLap = lap;
 
 		// Copy owner world transform but discard scale
 		owner.transform.world.decompose(ownerLoc, ownerRot, ownerScl);
-		object.transform.loc = ownerLoc;
-		object.transform.rot = ownerRot;
+		if (dynamicEmitter) {
+			object.transform.loc.x = 0; object.transform.loc.y = 0; object.transform.loc.z = 0;
+			object.transform.rot = new Quat();
+		} else {
+			object.transform.loc = ownerLoc;
+			object.transform.rot = ownerRot;
+		}
 
 		// Set particle size per particle system
 		object.transform.scale = new Vec4(r.particle_size, r.particle_size, r.particle_size, 1);
@@ -108,16 +172,25 @@ class ParticleSystem {
 		}
 
 		// Animate
-		time += Time.realDelta * speed;
+		time += Time.renderDelta * speed; // realDelta to renderDelta
 		lap = Std.int(time / animtime);
 		lapTime = time - lap * animtime;
 		count = Std.int(lapTime / spawnRate);
 
+		if (lap > prevLap && !r.loop) {
+			end();
+		}
+
+		if (lap > prevLap && r.loop) {
+			lastSpawnedCount = 0;
+		}
+		
 		updateGpu(object, owner);
 	}
 
 	public function getData(): Mat4 {
 		var hair = r.type == 1;
+		// Store loop flag in the sign: positive -> loop, negative -> no loop
 		m._00 = r.loop ? animtime : -animtime;
 		m._01 = hair ? 1 / particles.length : spawnRate;
 		m._02 = hair ? 1 : lifetime;
@@ -126,9 +199,9 @@ class ParticleSystem {
 		m._11 = hair ? 0 : aligny;
 		m._12 = hair ? 0 : alignz;
 		m._13 = hair ? 0 : r.factor_random;
-		m._20 = hair ? 0 : gx * r.mass;
-		m._21 = hair ? 0 : gy * r.mass;
-		m._22 = hair ? 0 : gz * r.mass;
+		m._20 = hair ? 0 : gx;
+		m._21 = hair ? 0 : gy;
+		m._22 = hair ? 0 : gz;
 		m._23 = hair ? 0 : r.lifetime_random;
 		m._30 = tilesx;
 		m._31 = tilesy;
@@ -137,9 +210,30 @@ class ParticleSystem {
 		return m;
 	}
 
+	public function getSizeRandom(): FastFloat {
+		return r.size_random;
+	}
+
+	public inline function getRandom(): FastFloat {
+		return random;
+	}
+
+	public inline function getSize(): FastFloat {
+		return r.particle_size;
+	}
+
 	function updateGpu(object: MeshObject, owner: MeshObject) {
-		if (!object.data.geom.instanced) setupGeomGpu(object, owner);
-		// GPU particles transform is attached to owner object
+		if (dynamicEmitter) {
+			if (!hasUniqueGeom) ensureUniqueGeom(object);
+			var needSetup = instancedData == null || object.data.geom.instancedVB == null;
+			if (needSetup) setupGeomGpuDynamic(object, owner);
+			updateSpawnedInstances(object, owner);
+		}
+		else {
+			if (!hasUniqueGeom) ensureUniqueGeom(object);
+			if (!object.data.geom.instanced) setupGeomGpu(object, owner);
+		}
+		// GPU particles transform is attached to owner object in static mode
 	}
 
 	function setupGeomGpu(object: MeshObject, owner: MeshObject) {
@@ -200,13 +294,129 @@ class ParticleSystem {
 		object.data.geom.setupInstanced(instancedData, 1, Usage.StaticUsage);
 	}
 
-	function fhash(n: Int): Float {
-		var s = n + 1.0;
-		s *= 9301.0 % s;
-		s = (s * 9301.0 + 49297.0) % 233280.0;
-		return s / 233280.0;
+	// allocate instanced VB once for this object 
+	function setupGeomGpuDynamic(object: MeshObject, owner: MeshObject) {
+		if (instancedData == null) instancedData = new Float32Array(particles.length * 3);
+		lastSpawnedCount = 0; 
+		// Create instanced VB once if missing (seed with our instancedData)
+		if (object.data.geom.instancedVB == null) {
+			object.data.geom.setupInstanced(instancedData, 1, Usage.DynamicUsage);
+		}
 	}
 
+	function ensureUniqueGeom(object: MeshObject) {
+		if (hasUniqueGeom) return;
+		var newData: MeshData = null;
+		new MeshData(object.data.raw, function(dat: MeshData) {
+			dat.scalePos = object.data.scalePos;
+			dat.scaleTex = object.data.scaleTex;
+			dat.format = object.data.format;
+			newData = dat;
+		});
+		if (newData != null) object.setData(newData);
+		hasUniqueGeom = true;
+	}
+
+	function updateSpawnedInstances(object: MeshObject, owner: MeshObject) {
+		if (instancedData == null) return;
+		var targetCount = count;
+		if (targetCount > particles.length) targetCount = particles.length;
+		if (targetCount <= lastSpawnedCount) return;
+
+		var normFactor = 1 / 32767;
+		var scalePosOwner = owner.data.scalePos;
+		var scalePosParticle = object.data.scalePos;
+		var particleSize = r.particle_size;
+		var base = 1.0 / (particleSize * scalePosParticle);
+
+		switch (r.emit_from) {
+			case 0: // Vert
+				var pa = owner.data.geom.positions;
+				var osx = owner.transform.scale.x;
+				var osy = owner.transform.scale.y;
+				var osz = owner.transform.scale.z;
+				var pCount = Std.int(pa.values.length / pa.size);
+				for (idx in lastSpawnedCount...targetCount) {
+					var j = Std.int(fhash(idx) * pCount);
+					var lx = pa.values[j * pa.size    ] * normFactor * scalePosOwner * osx;
+					var ly = pa.values[j * pa.size + 1] * normFactor * scalePosOwner * osy;
+					var lz = pa.values[j * pa.size + 2] * normFactor * scalePosOwner * osz;
+					tmpV4.x = lx; tmpV4.y = ly; tmpV4.z = lz; tmpV4.w = 1;
+					tmpV4.applyQuat(ownerRot);
+					var o = idx * 3;
+					instancedData.set(o    , (tmpV4.x + ownerLoc.x) * base);
+					instancedData.set(o + 1, (tmpV4.y + ownerLoc.y) * base);
+					instancedData.set(o + 2, (tmpV4.z + ownerLoc.z) * base);
+				}
+
+			case 1: // Face
+				var positions = owner.data.geom.positions.values;
+				var osx1 = owner.transform.scale.x;
+				var osy1 = owner.transform.scale.y;
+				var osz1 = owner.transform.scale.z;
+				for (idx in lastSpawnedCount...targetCount) {
+					var ia = owner.data.geom.indices[Std.random(owner.data.geom.indices.length)];
+					var faceIndex = Std.random(Std.int(ia.length / 3));
+					var i0 = ia[faceIndex * 3 + 0];
+					var i1 = ia[faceIndex * 3 + 1];
+					var i2 = ia[faceIndex * 3 + 2];
+					var v0x = positions[i0 * 4    ], v0y = positions[i0 * 4 + 1], v0z = positions[i0 * 4 + 2];
+					var v1x = positions[i1 * 4    ], v1y = positions[i1 * 4 + 1], v1z = positions[i1 * 4 + 2];
+					var v2x = positions[i2 * 4    ], v2y = positions[i2 * 4 + 1], v2z = positions[i2 * 4 + 2];
+					var rx = Math.random(); var ry = Math.random(); if (rx + ry > 1) { rx = 1 - rx; ry = 1 - ry; }
+					var pxs = v0x + rx * (v1x - v0x) + ry * (v2x - v0x);
+					var pys = v0y + rx * (v1y - v0y) + ry * (v2y - v0y);
+					var pzs = v0z + rx * (v1z - v0z) + ry * (v2z - v0z);
+					var px = pxs * normFactor * scalePosOwner * osx1;
+					var py = pys * normFactor * scalePosOwner * osy1;
+					var pz = pzs * normFactor * scalePosOwner * osz1;
+					tmpV4.x = px; tmpV4.y = py; tmpV4.z = pz; tmpV4.w = 1;
+					tmpV4.applyQuat(ownerRot);
+					var o1 = idx * 3;
+					instancedData.set(o1    , (tmpV4.x + ownerLoc.x) * base);
+					instancedData.set(o1 + 1, (tmpV4.y + ownerLoc.y) * base);
+					instancedData.set(o1 + 2, (tmpV4.z + ownerLoc.z) * base);
+				}
+
+			case 2: // Volume
+				var dim = object.transform.dim;
+				for (idx in lastSpawnedCount...targetCount) {
+					tmpV4.x = (Math.random() * 2.0 - 1.0) * (dim.x * 0.5);
+					tmpV4.y = (Math.random() * 2.0 - 1.0) * (dim.y * 0.5);
+					tmpV4.z = (Math.random() * 2.0 - 1.0) * (dim.z * 0.5);
+					tmpV4.w = 1;
+					tmpV4.applyQuat(ownerRot);
+					var o2 = idx * 3;
+					instancedData.set(o2    , (tmpV4.x + ownerLoc.x) * base);
+					instancedData.set(o2 + 1, (tmpV4.y + ownerLoc.y) * base);
+					instancedData.set(o2 + 2, (tmpV4.z + ownerLoc.z) * base);
+				}
+		}
+
+		// Upload full active range [0..targetCount) to this object's instanced VB
+		var geom = object.data.geom;
+		if (geom.instancedVB == null) {
+			geom.setupInstanced(instancedData, 1, Usage.DynamicUsage);
+		}
+		var vb = geom.instancedVB.lock();
+		var totalFloats = targetCount * 3; // xyz per instance
+		var i = 0;
+		while (i < totalFloats) {
+			vb.setFloat32(i * 4, instancedData[i]);
+			i++;
+		}
+		geom.instancedVB.unlock();
+		geom.instanceCount = targetCount;
+		lastSpawnedCount = targetCount;
+	}
+
+	inline function fhash(n: Int): Float {
+    var s = n + 1.0;
+    s *= 9301.0 % s;
+    s = (s * 9301.0 + 49297.0) % 233280.0;
+    return s / 233280.0;
+}
+
 	public function remove() {}
 
 	/**
@@ -236,9 +446,11 @@ class ParticleSystem {
 
 class Particle {
 	public var i: Int;
+	
 	public var x = 0.0;
 	public var y = 0.0;
 	public var z = 0.0;
+
 	public var cameraDistance: Float;
 
 	public function new(i: Int) {

leenkx/Sources/iron/object/Tilesheet.hx

@@ -80,7 +80,7 @@ class Tilesheet {
 	function update() {
 		if (!ready || paused || action.start >= action.end) return;
 
-		time += Time.realDelta;
+		time += Time.renderDelta;
 
 		var frameTime = 1 / raw.framerate;
 		var framesToAdvance = 0;

leenkx/Sources/iron/object/Uniforms.hx

@@ -181,11 +181,15 @@ class Uniforms {
 						// Multiple voxel volumes, always set params
 						g.setImageTexture(context.textureUnits[j], rt.image); // image2D/3D
 						if (rt.raw.name.startsWith("voxels_")) {
-							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
+							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.LinearMipFilter);
+						}
+						else if (rt.raw.name.startsWith("voxelsSDF"))
+						{
+							g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.PointFilter, TextureFilter.PointFilter, MipMapFilter.NoMipFilter);
 						}
 						else if (rt.raw.name.startsWith("voxels"))
 						{
-							g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
+							g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.PointMipFilter);
 						}
 						else
 						{
@@ -1109,6 +1113,26 @@ class Uniforms {
 				case "_texUnpack": {
 					f = texUnpack != null ? texUnpack : 1.0;
 				}
+				#if lnx_particles
+				case "_particleSizeRandom": {
+					var mo = cast(object, MeshObject);
+					if (mo.particleOwner != null && mo.particleOwner.particleSystems != null) {
+						f = mo.particleOwner.particleSystems[mo.particleIndex].getSizeRandom();
+					}
+				}
+				case "_particleRandom": {
+					var mo = cast(object, MeshObject);
+					if (mo.particleOwner != null && mo.particleOwner.particleSystems != null) {
+						f = mo.particleOwner.particleSystems[mo.particleIndex].getRandom();
+					}
+				}
+				case "_particleSize": {
+					var mo = cast(object, MeshObject);
+					if (mo.particleOwner != null && mo.particleOwner.particleSystems != null) {
+						f = mo.particleOwner.particleSystems[mo.particleIndex].getSize();
+					}
+				}
+				#end
 			}
 
 			if (f == null && externalFloatLinks != null) {

leenkx/Sources/iron/system/LnxPack.hx

@@ -160,6 +160,7 @@ class LnxPack {
 			case "anim": TAnimation;
 			case "tracks": TTrack;
 			case "morph_target": TMorphTarget;
+			case "vertex_groups": TVertex_groups;
 			case _: TSceneFormat;
 		}
 	}

leenkx/Sources/iron/system/Time.hx

@@ -1,6 +1,12 @@
 package iron.system;
 
 class Time {
+	public static var scale = 1.0;
+	
+	static var frequency: Null<Int> = null;
+	static function initFrequency() {
+		frequency = kha.Display.primary != null ? kha.Display.primary.frequency : 60;
+	}
 	
 	public static var step(get, never): Float;
 	static function get_step(): Float {
@@ -8,30 +14,45 @@ class Time {
 		return 1 / frequency;
 	}
 	
-	public static var scale = 1.0;
+	static var _fixedStep: Null<Float> = 1/60;
+	public static var fixedStep(get, never): Float;
+	static function get_fixedStep(): Float {
+		return _fixedStep;
+	}
+	
+	public static function initFixedStep(value: Float = 1 / 60) {
+		_fixedStep = value;
+	}
+
+	static var lastTime = 0.0;
+	static var _delta = 0.0;
 	public static var delta(get, never): Float;
 	static function get_delta(): Float {
-		if (frequency == null) initFrequency();
-		return (1 / frequency) * scale;
+		return _delta;
+	}
+	
+	static var lastRenderTime = 0.0;
+	static var _renderDelta = 0.0;
+	public static var renderDelta(get, never): Float;
+	static function get_renderDelta(): Float {
+		return _renderDelta;
 	}
 		
-	static var last = 0.0;
-	public static var realDelta = 0.0;
 	public static inline function time(): Float {
-		return kha.Scheduler.time();
+		return kha.Scheduler.time() * scale;
 	}
+	
 	public static inline function realTime(): Float {
-		return kha.Scheduler.realTime();
-	}
-
-	static var frequency: Null<Int> = null;
-
-	static function initFrequency() {
-		frequency = kha.Display.primary != null ? kha.Display.primary.frequency : 60;
+		return kha.Scheduler.realTime() * scale;
 	}
 
 	public static function update() {
-		realDelta = realTime() - last;
-		last = realTime();
+		_delta = realTime() - lastTime;
+		lastTime = realTime();
+	}
+
+	public static function render() {
+		_renderDelta = realTime() - lastRenderTime;
+		lastRenderTime = realTime();
 	}
 }

leenkx/Sources/iron/system/Tween.hx

@@ -94,34 +94,34 @@ class Tween {
 
 				// Way too much Reflect trickery..
 				var ps = Reflect.fields(a.props);
-				for (i in 0...ps.length) {
-					var p = ps[i];
+				for (j in 0...ps.length) {
+					var p = ps[j];
 					var k = a._time / a.duration;
 					if (k > 1) k = 1;
 
-					if (a._comps[i] == 1) {
-						var fromVal: Float = a._x[i];
+					if (a._comps[j] == 1) {
+						var fromVal: Float = a._x[j];
 						var toVal: Float = Reflect.getProperty(a.props, p);
 						var val: Float = fromVal + (toVal - fromVal) * eases[a.ease](k);
 						Reflect.setProperty(a.target, p, val);
 					}
-					else { // _comps[i] == 4
+					else { // _comps[j] == 4
 						var obj = Reflect.getProperty(a.props, p);
 						var toX: Float = Reflect.getProperty(obj, "x");
 						var toY: Float = Reflect.getProperty(obj, "y");
 						var toZ: Float = Reflect.getProperty(obj, "z");
 						var toW: Float = Reflect.getProperty(obj, "w");
-						if (a._normalize[i]) {
-							var qdot = (a._x[i] * toX) + (a._y[i] * toY) + (a._z[i] * toZ) + (a._w[i] * toW);
+						if (a._normalize[j]) {
+							var qdot = (a._x[j] * toX) + (a._y[j] * toY) + (a._z[j] * toZ) + (a._w[j] * toW);
 							if (qdot < 0.0) {
 								toX = -toX; toY = -toY; toZ = -toZ; toW = -toW;
 							}
 						}
-						var x: Float = a._x[i] + (toX - a._x[i]) * eases[a.ease](k);
-						var y: Float = a._y[i] + (toY - a._y[i]) * eases[a.ease](k);
-						var z: Float = a._z[i] + (toZ - a._z[i]) * eases[a.ease](k);
-						var w: Float = a._w[i] + (toW - a._w[i]) * eases[a.ease](k);
-						if (a._normalize[i]) {
+						var x: Float = a._x[j] + (toX - a._x[j]) * eases[a.ease](k);
+						var y: Float = a._y[j] + (toY - a._y[j]) * eases[a.ease](k);
+						var z: Float = a._z[j] + (toZ - a._z[j]) * eases[a.ease](k);
+						var w: Float = a._w[j] + (toW - a._w[j]) * eases[a.ease](k);
+						if (a._normalize[j]) {
 							var l = Math.sqrt(x * x + y * y + z * z + w * w);
 							if (l > 0.0) {
 								l = 1.0 / l;

leenkx/Sources/iron/system/VR.hx

@@ -0,0 +1,52 @@
+package iron.system;
+
+import iron.math.Mat4;
+
+#if lnx_vr
+class VR {
+
+	static var undistortionMatrix: Mat4 = null;
+
+	public function new() {}
+
+	public static function getUndistortionMatrix(): Mat4 {
+		if (undistortionMatrix == null) {
+			undistortionMatrix = Mat4.identity();
+		}
+
+		return undistortionMatrix;
+	}
+
+	public static function getMaxRadiusSq(): Float {
+		return 0.0;
+	}
+
+	public static function initButton() {
+		function vrDownListener(index: Int, x: Float, y: Float) {
+			var vr = kha.vr.VrInterface.instance;
+			if (vr == null || !vr.IsVrEnabled() || vr.IsPresenting()) return;
+			var w: Float = iron.App.w();
+			var h: Float = iron.App.h();
+			if (x < w - 150 || y < h - 150) return;
+			vr.onVRRequestPresent();
+		}
+
+		function vrRender2D(g: kha.graphics2.Graphics) {
+			var vr = kha.vr.VrInterface.instance;
+			if (vr == null || !vr.IsVrEnabled() || vr.IsPresenting()) return;
+			var w: Float = iron.App.w();
+			var h: Float = iron.App.h();
+			g.color = 0xffff0000;
+			g.fillRect(w - 150, h - 150, 140, 140);
+		}
+
+		kha.input.Mouse.get().notify(vrDownListener, null, null, null);
+		iron.App.notifyOnRender2D(vrRender2D);
+
+		var vr = kha.vr.VrInterface.instance; // Straight to VR (Oculus Carmel)
+		if (vr != null && vr.IsVrEnabled()) {
+			vr.onVRRequestPresent();
+		}
+	}
+}
+#end

leenkx/Sources/leenkx/data/Config.hx

@@ -20,6 +20,7 @@ class Config {
 		var path = iron.data.Data.dataPath + "config.lnx";
 		var bytes = haxe.io.Bytes.ofString(haxe.Json.stringify(raw));
 		#if kha_krom
+		if (iron.data.Data.dataPath == '') path = Krom.getFilesLocation() + "/config.lnx";
 		Krom.fileSaveBytes(path, bytes.getData());
 		#elseif kha_kore
 		sys.io.File.saveBytes(path, bytes);
@@ -47,6 +48,7 @@ typedef TConfig = {
 	@:optional var rp_ssr: Null<Bool>;
 	@:optional var rp_ssrefr: Null<Bool>;
 	@:optional var rp_bloom: Null<Bool>;
+	@:optional var rp_chromatic_aberration: Null<Bool>;
 	@:optional var rp_motionblur: Null<Bool>;
 	@:optional var rp_gi: Null<Bool>; // voxelao
 	@:optional var rp_dynres: Null<Bool>; // dynamic resolution scaling

leenkx/Sources/leenkx/logicnode/AddParticleToObjectNode.hx

@@ -0,0 +1,99 @@
+package leenkx.logicnode;
+
+import iron.data.SceneFormat.TSceneFormat;
+import iron.data.Data;
+import iron.object.Object;
+
+class AddParticleToObjectNode extends LogicNode {
+
+	public var property0: String;
+
+	public function new(tree: LogicTree) {
+		super(tree);
+	}
+
+	override function run(from: Int) {
+		#if lnx_particles
+
+		if (property0 == 'Scene Active'){		
+			var objFrom: Object = inputs[1].get();
+			var slot: Int = inputs[2].get();
+			var objTo: Object = inputs[3].get();
+	
+			if (objFrom == null || objTo == null) return;
+	
+			var mobjFrom = cast(objFrom, iron.object.MeshObject);
+	
+			var psys = mobjFrom.particleSystems != null ? mobjFrom.particleSystems[slot] : 
+				mobjFrom.particleOwner != null && mobjFrom.particleOwner.particleSystems != null ? mobjFrom.particleOwner.particleSystems[slot] : null;
+
+			if (psys == null) return;
+	
+			var mobjTo = cast(objTo, iron.object.MeshObject);
+	
+			mobjTo.setupParticleSystem(iron.Scene.active.raw.name, {name: 'LnxPS', seed: 0, particle: @:privateAccess psys.r.name});
+			
+			mobjTo.render_emitter = inputs[4].get();
+
+			iron.Scene.active.spawnObject(psys.data.raw.instance_object, null, function(o: Object) {
+				if (o != null) {
+					var c: iron.object.MeshObject = cast o;
+					if (mobjTo.particleChildren == null) mobjTo.particleChildren = [];
+					mobjTo.particleChildren.push(c);
+					c.particleOwner = mobjTo;
+					c.particleIndex = mobjTo.particleChildren.length - 1;
+				}
+			});
+	
+			var oslot: Int = mobjTo.particleSystems.length-1;
+			var opsys = mobjTo.particleSystems[oslot];
+			@:privateAccess opsys.setupGeomGpu(mobjTo.particleChildren[oslot], mobjTo);
+		
+		} else {
+			var sceneName: String = inputs[1].get();
+			var objectName: String = inputs[2].get();
+			var slot: Int = inputs[3].get();
+
+			var mobjTo: Object = inputs[4].get();
+			var mobjTo = cast(mobjTo, iron.object.MeshObject);
+
+			#if lnx_json
+				sceneName += ".json";
+			#elseif lnx_compress
+				sceneName += ".lz4";
+			#end
+
+			Data.getSceneRaw(sceneName, (rawScene: TSceneFormat) -> {
+
+			for (obj in rawScene.objects) {
+				if (obj.name == objectName) {
+					mobjTo.setupParticleSystem(sceneName, obj.particle_refs[slot]);
+					mobjTo.render_emitter = inputs[5].get();					
+
+					iron.Scene.active.spawnObject(rawScene.particle_datas[slot].instance_object, null, function(o: Object) {
+						if (o != null) {
+							var c: iron.object.MeshObject = cast o;
+							if (mobjTo.particleChildren == null) mobjTo.particleChildren = [];
+							mobjTo.particleChildren.push(c);
+							c.particleOwner = mobjTo;
+							c.particleIndex = mobjTo.particleChildren.length - 1;
+						}
+					}, true, rawScene);
+
+					var oslot: Int = mobjTo.particleSystems.length-1;
+					var opsys = mobjTo.particleSystems[oslot];
+					@:privateAccess opsys.setupGeomGpu(mobjTo.particleChildren[oslot], mobjTo);
+
+					break;
+				}
+			}
+
+			});
+
+		}
+
+		#end
+
+		runOutput(0);
+	}
+}

leenkx/Sources/leenkx/logicnode/AddPhysicsConstraintNode.hx

@@ -2,9 +2,11 @@ package leenkx.logicnode;
 
 import iron.object.Object;
 
-#if lnx_physics
+#if lnx_bullet
 import leenkx.trait.physics.PhysicsConstraint;
 import leenkx.trait.physics.bullet.PhysicsConstraint.ConstraintType;
+#elseif lnx_oimo
+// TODO
 #end
 
 class AddPhysicsConstraintNode extends LogicNode {
@@ -25,7 +27,7 @@ class AddPhysicsConstraintNode extends LogicNode {
 
 		if (pivotObject == null || rb1 == null || rb2 == null) return;
 
-#if lnx_physics
+#if lnx_bullet
 
 		var disableCollisions: Bool = inputs[4].get();
 		var breakable: Bool = inputs[5].get();
@@ -108,6 +110,8 @@ class AddPhysicsConstraintNode extends LogicNode {
 			}
 			pivotObject.addTrait(con);
 		}
+#elseif lnx_oimo
+// TODO
 #end
 		runOutput(0);
 	}

leenkx/Sources/leenkx/logicnode/AddRigidBodyNode.hx

@@ -4,7 +4,7 @@ import iron.object.Object;
 
 #if lnx_physics
 import leenkx.trait.physics.RigidBody;
-import leenkx.trait.physics.bullet.RigidBody.Shape;
+import leenkx.trait.physics.RigidBody.Shape;
 #end
 
 

leenkx/Sources/leenkx/logicnode/AnyContactNode.hx

@@ -0,0 +1,48 @@
+package leenkx.logicnode;
+import iron.object.Object;
+
+#if lnx_physics
+import leenkx.trait.physics.PhysicsCache;
+import leenkx.trait.physics.RigidBody;
+#end
+
+class AnyContactNode extends LogicNode {
+
+	public var property0: String; 
+	var lastContact = false;
+
+	public function new(tree: LogicTree) {
+		super(tree);
+		tree.notifyOnUpdate(update);
+	}
+
+	function update() {
+		var object1: Object = inputs[0].get();
+		if (object1 == null) object1 = tree.object;
+		if (object1 == null) return;
+
+		var contact = false;
+
+		#if lnx_physics
+		var rb1 = PhysicsCache.getCachedRigidBody(object1);
+		if (rb1 != null) {
+			var rbs = PhysicsCache.getCachedContacts(rb1);
+			contact = (rbs != null && rbs.length > 0);
+		}
+		#end
+
+		var shouldTrigger = false;
+		switch (property0) {
+		case "begin":
+			shouldTrigger = contact && !lastContact;
+		case "overlap":
+			shouldTrigger = contact;
+		case "end":
+			shouldTrigger = !contact && lastContact;
+		}
+
+		lastContact = contact;
+
+		if (shouldTrigger) runOutput(0);
+	}
+}

leenkx/Sources/leenkx/logicnode/ApplyForceNode.hx

@@ -21,7 +21,7 @@ class ApplyForceNode extends LogicNode {
 
 #if lnx_physics
 		var rb: RigidBody = object.getTrait(RigidBody);
-
+		if (rb == null) return;
 		!local ? rb.applyForce(force) : rb.applyForce(object.transform.worldVecToOrientation(force));
 #end
 

leenkx/Sources/leenkx/logicnode/ArrayIndexListNode.hx

@@ -0,0 +1,26 @@
+package leenkx.logicnode;
+
+class ArrayIndexListNode extends LogicNode {
+
+	public function new(tree: LogicTree) {
+		super(tree);
+	}
+
+	override function get(from: Int): Dynamic {
+		var array: Array<Dynamic> = inputs[0].get();
+		array = array.map(item -> Std.string(item));
+		var value: Dynamic = inputs[1].get();
+		var from: Int = 0;
+
+		var arrayList: Array<Int> = [];
+
+		var index: Int = array.indexOf(Std.string(value), from);
+
+		while(index != -1){
+			arrayList.push(index);
+			index = array.indexOf(Std.string(value), index+1);
+		}
+
+		return arrayList;
+	}
+}

leenkx/Sources/leenkx/logicnode/AudioHRTFPannerNode.hx

@@ -1,7 +1,7 @@
 package leenkx.logicnode;
 import aura.Aura;
 import aura.Types;
-import aura.types.HRTFData;
+import aura.types.HRTF;
 import aura.dsp.panner.HRTFPanner;
 
 class AudioHRTFPannerNode extends LogicNode {

leenkx/Sources/leenkx/logicnode/AutoExposureGetNode.hx

@@ -0,0 +1,16 @@
+package leenkx.logicnode;
+
+class AutoExposureGetNode extends LogicNode {
+
+	public function new(tree:LogicTree) {
+		super(tree);
+	}
+
+	override function get(from:Int):Dynamic {
+		return switch (from) {
+			case 0: leenkx.renderpath.Postprocess.auto_exposure_uniforms[0];
+			case 1: leenkx.renderpath.Postprocess.auto_exposure_uniforms[1];
+			default: 0.0;
+		}
+	}
+}

leenkx/Sources/leenkx/logicnode/AutoExposureSetNode.hx

@@ -0,0 +1,15 @@
+package leenkx.logicnode;
+
+class AutoExposureSetNode extends LogicNode {
+
+	public function new(tree:LogicTree) {
+		super(tree);
+	}
+
+	override function run(from:Int) {
+        leenkx.renderpath.Postprocess.auto_exposure_uniforms[0] = inputs[1].get();
+        leenkx.renderpath.Postprocess.auto_exposure_uniforms[1] = inputs[2].get();
+
+		runOutput(0);
+	}
+}

leenkx/Sources/leenkx/logicnode/CameraSetNode.hx

@@ -2,25 +2,48 @@ package leenkx.logicnode;
 
 class CameraSetNode extends LogicNode {
 	
+	public var property0: String;
+	
 	public function new(tree:LogicTree) {
 		super(tree);
 	}
 
 	override function run(from:Int) {
-		leenkx.renderpath.Postprocess.camera_uniforms[0] = inputs[1].get();//Camera: F-Number
-		leenkx.renderpath.Postprocess.camera_uniforms[1] = inputs[2].get();//Camera: Shutter time
-		leenkx.renderpath.Postprocess.camera_uniforms[2] = inputs[3].get();//Camera: ISO
-		leenkx.renderpath.Postprocess.camera_uniforms[3] = inputs[4].get();//Camera: Exposure Compensation
-		leenkx.renderpath.Postprocess.camera_uniforms[4] = inputs[5].get();//Fisheye Distortion
-		leenkx.renderpath.Postprocess.camera_uniforms[5] = inputs[6].get();//DoF AutoFocus §§ If true, it ignores the DoF Distance setting
-		leenkx.renderpath.Postprocess.camera_uniforms[6] = inputs[7].get();//DoF Distance
-		leenkx.renderpath.Postprocess.camera_uniforms[7] = inputs[8].get();//DoF Focal Length mm
-		leenkx.renderpath.Postprocess.camera_uniforms[8] = inputs[9].get();//DoF F-Stop
-		leenkx.renderpath.Postprocess.camera_uniforms[9] = inputs[10].get();//Tonemapping Method
-		leenkx.renderpath.Postprocess.camera_uniforms[10] = inputs[11].get();//Distort
-		leenkx.renderpath.Postprocess.camera_uniforms[11] = inputs[12].get();//Film Grain
-		leenkx.renderpath.Postprocess.camera_uniforms[12] = inputs[13].get();//Sharpen
-		leenkx.renderpath.Postprocess.camera_uniforms[13] = inputs[14].get();//Vignette
+
+		switch (property0) {
+			case 'F-stop':
+				leenkx.renderpath.Postprocess.camera_uniforms[0] = inputs[1].get();//Camera: F-Number
+			case 'Shutter Time':	
+				leenkx.renderpath.Postprocess.camera_uniforms[1] = inputs[1].get();//Camera: Shutter time
+			case 'ISO':
+				leenkx.renderpath.Postprocess.camera_uniforms[2] = inputs[1].get();//Camera: ISO
+			case 'Exposure Compensation':
+				leenkx.renderpath.Postprocess.camera_uniforms[3] = inputs[1].get();//Camera: Exposure Compensation
+			case 'Fisheye Distortion':
+				leenkx.renderpath.Postprocess.camera_uniforms[4] = inputs[1].get();//Fisheye Distortion
+			case 'Auto Focus':
+				leenkx.renderpath.Postprocess.camera_uniforms[5] = inputs[1].get();//DoF AutoFocus §§ If true, it ignores the DoF Distance setting
+			case 'DoF Distance':
+				leenkx.renderpath.Postprocess.camera_uniforms[6] = inputs[1].get();//DoF Distance
+			case 'DoF Length':
+				leenkx.renderpath.Postprocess.camera_uniforms[7] = inputs[1].get();//DoF Focal Length mm
+			case 'DoF F-Stop':
+				leenkx.renderpath.Postprocess.camera_uniforms[8] = inputs[1].get();//DoF F-Stop
+			case 'Tonemapping':
+				leenkx.renderpath.Postprocess.camera_uniforms[9] = inputs[1].get();//Tonemapping Method
+			case 'Distort':
+				leenkx.renderpath.Postprocess.camera_uniforms[10] = inputs[1].get();//Distort
+			case 'Film Grain':
+				leenkx.renderpath.Postprocess.camera_uniforms[11] = inputs[1].get();//Film Grain
+			case 'Sharpen':
+				leenkx.renderpath.Postprocess.camera_uniforms[12] = inputs[1].get();//Sharpen
+			case 'Vignette':
+				leenkx.renderpath.Postprocess.camera_uniforms[13] = inputs[1].get();//Vignette
+			case 'Exposure':
+				leenkx.renderpath.Postprocess.exposure_uniforms[0] = inputs[1].get();//Exposure
+			default: 
+				null;
+			}
 
 		runOutput(0);
 	}

leenkx/Sources/leenkx/logicnode/ChromaticAberrationGetNode.hx

@@ -10,6 +10,7 @@ class ChromaticAberrationGetNode extends LogicNode {
 		return switch (from) {
 			case 0: leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[0];
 			case 1: leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[1];
+			case 2: leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[2];
 			default: 0.0;
 		}
 	}

leenkx/Sources/leenkx/logicnode/ChromaticAberrationSetNode.hx

@@ -10,6 +10,7 @@ class ChromaticAberrationSetNode extends LogicNode {
 
         leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[0] = inputs[1].get();
         leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[1] = inputs[2].get();
+		leenkx.renderpath.Postprocess.chromatic_aberration_uniforms[2] = inputs[3].get();
 
 		runOutput(0);
 	}

leenkx/Sources/leenkx/logicnode/DrawCameraTextureNode.hx

@@ -2,6 +2,9 @@ package leenkx.logicnode;
 
 import iron.Scene;
 import iron.object.CameraObject;
+import iron.math.Vec4;
+import iron.math.Quat;
+import leenkx.math.Helper;
 
 import leenkx.renderpath.RenderPathCreator;
 
@@ -27,11 +30,19 @@ class DrawCameraTextureNode extends LogicNode {
 				final c = inputs[2].get();
 				assert(Error, Std.isOfType(c, CameraObject), "Camera must be a camera object!");
 				cam = cast(c, CameraObject);
-				rt = kha.Image.createRenderTarget(iron.App.w(), iron.App.h());
+				rt = kha.Image.createRenderTarget(iron.App.w(), iron.App.h(),
+					kha.graphics4.TextureFormat.RGBA32,
+					kha.graphics4.DepthStencilFormat.NoDepthAndStencil);
 
 				assert(Error, mo.materials[matSlot].contexts[0].textures != null, 'Object "${mo.name}" has no diffuse texture to render to');
-				mo.materials[matSlot].contexts[0].textures[0] = rt; // Override diffuse texture
 
+                final n = inputs[5].get();
+				for (i => node in mo.materials[matSlot].contexts[0].raw.bind_textures){
+					if (node.name == n){
+						mo.materials[matSlot].contexts[0].textures[i] = rt; // Override diffuse texture
+						break;
+					}
+				}
 				tree.notifyOnRender(render);
 				runOutput(0);
 
@@ -48,8 +59,20 @@ class DrawCameraTextureNode extends LogicNode {
 		iron.Scene.active.camera = cam;
 		cam.renderTarget = rt;
 
+		#if kha_html5
+		var q: Quat = new Quat();
+		q.fromAxisAngle(new Vec4(0, 0, 1, 1), Helper.degToRad(180));
+		cam.transform.rot.mult(q);
+		cam.transform.buildMatrix();
+		#end
+
 		cam.renderFrame(g);
 
+		#if kha_html5
+		cam.transform.rot.mult(q);
+		cam.transform.buildMatrix();
+		#end
+
 		cam.renderTarget = oldRT;
 		iron.Scene.active.camera = sceneCam;
 	}

leenkx/Sources/leenkx/logicnode/DrawImageSequenceNode.hx

@@ -99,8 +99,6 @@ class DrawImageSequenceNode extends LogicNode {
 		final colorVec = inputs[4].get();
 		g.color = Color.fromFloats(colorVec.x, colorVec.y, colorVec.z, colorVec.w);
 
-		trace(currentImgIdx);
-
 		g.drawScaledImage(images[currentImgIdx], inputs[5].get(), inputs[6].get(), inputs[7].get(), inputs[8].get());
 	}
 }

leenkx/Sources/leenkx/logicnode/DrawStringNode.hx

@@ -62,7 +62,7 @@ class DrawStringNode extends LogicNode {
 
 	override function get(from: Int): Dynamic {
 
-		return from == 1 ? RenderToTexture.g.font.height(RenderToTexture.g.fontSize) : RenderToTexture.g.font.width(RenderToTexture.g.fontSize, string);
+		return from == 1 ? RenderToTexture.g.font.width(RenderToTexture.g.fontSize, string) : RenderToTexture.g.font.height(RenderToTexture.g.fontSize);
 			
 	}
 }

leenkx/Sources/leenkx/logicnode/DrawSubImageNode.hx

@@ -0,0 +1,59 @@
+package leenkx.logicnode;
+
+import iron.math.Vec4;
+import kha.Image;
+import kha.Color;
+import leenkx.renderpath.RenderToTexture;
+
+class DrawSubImageNode extends LogicNode {
+    var img: Image;
+    var lastImgName = "";
+
+    public function new(tree: LogicTree) {
+        super(tree);
+    }
+
+    override function run(from: Int) {
+        RenderToTexture.ensure2DContext("DrawImageNode");
+
+        final imgName: String = inputs[1].get();
+        final colorVec: Vec4 = inputs[2].get();
+        final anchorH: Int = inputs[3].get();
+        final anchorV: Int = inputs[4].get();
+        final x: Float = inputs[5].get();
+        final y: Float = inputs[6].get();
+        final width: Float = inputs[7].get();
+        final height: Float = inputs[8].get();
+        final sx: Float = inputs[9].get();
+        final sy: Float = inputs[10].get();
+        final swidth: Float = inputs[11].get();
+        final sheight: Float = inputs[12].get();
+        final angle: Float = inputs[13].get();
+
+        final drawx = x - 0.5 * width * anchorH;
+        final drawy = y - 0.5 * height * anchorV;
+        final sdrawx = sx - 0.5 * swidth * anchorH;
+        final sdrawy = sy - 0.5 * sheight * anchorV;
+
+        RenderToTexture.g.rotate(angle, x, y);
+
+        if (imgName != lastImgName) {
+            // Load new image
+            lastImgName = imgName;
+            iron.data.Data.getImage(imgName, (image: Image) -> {
+                img = image;
+            });
+        }
+
+        if (img == null) {
+            runOutput(0);
+            return;
+        }
+
+        RenderToTexture.g.color = Color.fromFloats(colorVec.x, colorVec.y, colorVec.z, colorVec.w);
+        RenderToTexture.g.drawScaledSubImage(img, sdrawx, sdrawy, swidth, sheight, drawx, drawy, width, height);
+        RenderToTexture.g.rotate(-angle, x, y);
+
+        runOutput(0);
+    }
+}

leenkx/Sources/leenkx/logicnode/GetAudioPositionNode.hx

@@ -0,0 +1,17 @@
+package leenkx.logicnode;
+
+import aura.Aura;
+import aura.Types;
+
+class GetAudioPositionNode extends LogicNode {
+
+	public function new(tree: LogicTree) {
+		super(tree);
+	}
+
+	override function get(from: Int): Dynamic {
+		var audio = inputs[0].get();
+		if (audio == null || audio.channel == null) return 0.0;
+		return audio.channel.floatPosition / audio.channel.sampleRate;
+	}
+}