This commit is contained in:
Moisés Peláez
2026-09-17 16:07:10 -04:00
parent d0337f5dae
commit cee36635e0
3 changed files with 71 additions and 71 deletions

View File

@ -34,9 +34,9 @@ class RenderPath {
public static var vrCalibrationPosition:Vec4 = null;
public static var vrCalibrationRotation:iron.math.Quat = null;
public static var vrCalibrationSaved:Bool = false;
public static var vrCenterCameraWorld:Mat4 = null;
static var vrOriginalSuperSample:Float = -1.0;
public static inline function isVRPresenting(): Bool {
#if (kha_webgl && lnx_vr)
@ -45,7 +45,7 @@ class RenderPath {
return false;
#end
}
public static inline function isVRSimulateMode(): Bool {
return vrSimulateMode;
}
@ -162,24 +162,24 @@ class RenderPath {
var appW = iron.App.w();
var appH = iron.App.h();
// use native XR framebuffer dimensions
#if (kha_webgl && lnx_vr)
if (kha.vr.VrInterface.instance != null) {
var vr = kha.vr.VrInterface.instance;
var isPresenting = vr != null && vr.IsPresenting();
// save/restore camera position between modes
if (!wasVRPresenting && isPresenting) {
if (Scene.active != null && Scene.active.camera != null) {
if (vrCalibrationPosition == null) vrCalibrationPosition = new Vec4();
if (vrCalibrationRotation == null) vrCalibrationRotation = new Quat();
vrCalibrationPosition.setFrom(Scene.active.camera.transform.loc);
vrCalibrationRotation.setFrom(Scene.active.camera.transform.rot);
vrCalibrationSaved = true;
}
// save original super sampling for later
vrOriginalSuperSample = leenkx.renderpath.Inc.superSample;
@ -196,18 +196,18 @@ class RenderPath {
#if (kha_webgl && lnx_vr)
iron.system.Time.vrFrameTime = -1.0;
#end
if (vrCalibrationSaved && Scene.active != null && Scene.active.camera != null) {
Scene.active.camera.transform.loc.setFrom(vrCalibrationPosition);
Scene.active.camera.transform.rot.setFrom(vrCalibrationRotation);
Scene.active.camera.buildMatrix();
Scene.active.camera.buildProjection();
}
// restore original super sampling from simulate mode
if (vrOriginalSuperSample >= 0.0) {
leenkx.renderpath.Inc.superSample = vrOriginalSuperSample;
for (rt in renderTargets) {
if (rt.raw.width == 0 && rt.raw.scale != null) {
rt.raw.scale = vrOriginalSuperSample;
@ -216,13 +216,13 @@ class RenderPath {
resize();
vrOriginalSuperSample = -1.0;
}
// reset offset for next session
vrCameraOffsetSet = false;
vrCameraOffset = null;
}
wasVRPresenting = isPresenting;
if (isPresenting) {
// TODO: re-investigate using super sampling to avoid pixelation in simulate mode while giving max quality in headset
if (vrOriginalSuperSample >= 0.0 && leenkx.renderpath.Inc.superSample != 4.0) {
@ -234,7 +234,7 @@ class RenderPath {
}
resize();
}
var xrVr: kha.js.vr.VrInterface = cast vr;
if (xrVr.xrGLLayer != null) {
appW = xrVr.xrGLLayer.framebufferWidth;
@ -384,7 +384,7 @@ class RenderPath {
if (currentG != null) end();
currentG = g;
additionalTargets = additionalRenderTargets;
// we still bind but skip begin() when explicitly rendering to XR framebuffer (renderToXRFramebuffer flag)
#if lnx_vr
if (!renderToXRFramebuffer) {
@ -405,7 +405,7 @@ class RenderPath {
currentG.disableScissor();
scissorSet = false;
}
#if lnx_vr
if (beginCalled) {
currentG.end();
@ -692,7 +692,7 @@ class RenderPath {
if (vr == null || vr._glContext == null || vr.xrGLLayer == null) {
return;
}
var gl: js.html.webgl.WebGL2RenderingContext = cast vr._glContext;
var source = renderTargets.get(sourceTarget);
if (source == null) {
@ -703,21 +703,21 @@ class RenderPath {
return;
}
// trace('Framebuffer OK');
renderToXRFramebuffer = true;
gl.bindFramebuffer(js.html.webgl.WebGL2RenderingContext.DRAW_FRAMEBUFFER, vr.xrGLLayer.framebuffer);
gl.bindFramebuffer(js.html.webgl.WebGL2RenderingContext.READ_FRAMEBUFFER, sourceFB);
var readStatus = gl.checkFramebufferStatus(js.html.webgl.WebGL2RenderingContext.READ_FRAMEBUFFER);
var drawStatus = gl.checkFramebufferStatus(js.html.webgl.WebGL2RenderingContext.DRAW_FRAMEBUFFER);
if (readStatus != js.html.webgl.WebGL2RenderingContext.FRAMEBUFFER_COMPLETE ||
if (readStatus != js.html.webgl.WebGL2RenderingContext.FRAMEBUFFER_COMPLETE ||
drawStatus != js.html.webgl.WebGL2RenderingContext.FRAMEBUFFER_COMPLETE) {
return;
}
var halfWidth = Std.int(source.image.width / 2);
var fullHeight = source.image.height;
if (vr._leftViewport != null) {
var vp = vr._leftViewport;
gl.blitFramebuffer(
@ -736,7 +736,7 @@ class RenderPath {
js.html.webgl.WebGL2RenderingContext.LINEAR
);
}
gl.bindFramebuffer(js.html.webgl.WebGL2RenderingContext.FRAMEBUFFER, null);
renderToXRFramebuffer = false;
#end
@ -749,24 +749,24 @@ class RenderPath {
if (currentG == null && frameG != null) {
currentG = frameG;
}
var appw = iron.App.w();
var apph = iron.App.h();
var g = currentG;
// get render target dimensions not App.w/h gbuffer is scaled in simulate mode with supersampling
var gbuffer0 = renderTargets.get("gbuffer0");
var actualWidth = (gbuffer0 != null && gbuffer0.image != null) ? gbuffer0.image.width : appw;
var actualHeight = (gbuffer0 != null && gbuffer0.image != null) ? gbuffer0.image.height : apph;
var actualHalfWidth = Std.int(actualWidth / 2);
var vrFBWidth = actualWidth;
var vrFBHeight = actualHeight;
var vrHalfWidth = actualHalfWidth;
var isVRPresenting = false;
vrSimulateMode = false;
var vr:Dynamic = null;
var vrExists = false;
#if (kha_webgl && lnx_vr)
@ -779,7 +779,7 @@ class RenderPath {
if (vrExists && vr != null && vr.IsPresenting()) {
vrSimulateMode = false;
isVRPresenting = true;
// get framebuffer dimensions from XR layer
#if (kha_webgl && lnx_vr)
var xrVr: kha.js.vr.VrInterface = cast vr;
@ -789,16 +789,16 @@ class RenderPath {
vrHalfWidth = Std.int(vrFBWidth / 2);
}
#end
if (Scene.active == null || Scene.active.camera == null) {
return;
}
#if (kha_webgl && lnx_vr)
if (vrCenterCameraWorld == null) vrCenterCameraWorld = Mat4.identity();
vrCenterCameraWorld.setFrom(Scene.active.camera.transform.world);
#end
// LEFT EYE
// HMD center for room scale position tracking
#if (kha_webgl && lnx_vr)
@ -808,10 +808,10 @@ class RenderPath {
if (viewerTransform != null && viewerTransform.position != null) {
// VR present calibration is used to position objects in world space not the camera
var pos = viewerTransform.position;
// camera follows headset directly in local floor space
Scene.active.camera.transform.loc.set(pos.x, pos.y, pos.z);
if (viewerTransform.orientation != null) {
Scene.active.camera.transform.rot.set(
viewerTransform.orientation.x,
@ -825,7 +825,7 @@ class RenderPath {
}
iron.system.VRController.updatePoses();
#end
Scene.active.camera.V.self = vr.GetViewMatrix(0);
Scene.active.camera.P.self = vr.GetProjectionMatrix(0);
Scene.active.camera.VP.setFrom(Scene.active.camera.P);
@ -835,7 +835,7 @@ class RenderPath {
var renderWidth = actualWidth;
var renderHeight = actualHeight;
var renderHalfWidth = actualHalfWidth;
// left half of render target
g.viewport(0, 0, renderHalfWidth, renderHeight);
g.scissor(0, 0, renderHalfWidth, renderHeight);
@ -847,12 +847,12 @@ class RenderPath {
Scene.active.camera.VP.setFrom(Scene.active.camera.P);
Scene.active.camera.VP.multmat(Scene.active.camera.V);
Scene.active.camera.buildMatrix();
// right half of render target
g.viewport(renderHalfWidth, 0, renderHalfWidth, renderHeight);
g.scissor(renderHalfWidth, 0, renderHalfWidth, renderHeight);
drawMeshes();
// restore for post-processing
g.disableScissor();
g.viewport(0, 0, renderWidth, renderHeight);
@ -865,7 +865,7 @@ class RenderPath {
if (vrCenterCameraWorld == null) vrCenterCameraWorld = Mat4.identity();
vrCenterCameraWorld.setFrom(Scene.active.camera.transform.world);
#end
Scene.active.camera.buildProjection(actualHalfWidth / actualHeight);
Scene.active.camera.transform.move(Scene.active.camera.right(), -ipd_offset);