forked from LeenkxTeam/LNXSDK
		
	
		
			
				
	
	
		
			1298 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
			
		
		
	
	
			1298 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
package iron.object;
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import kha.graphics4.Graphics;
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import kha.graphics4.ConstantLocation;
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import kha.graphics4.TextureAddressing;
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import kha.graphics4.TextureFilter;
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import kha.graphics4.MipMapFilter;
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import kha.arrays.Float32Array;
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import iron.math.Vec4;
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import iron.math.Quat;
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import iron.math.Mat3;
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import iron.math.Mat4;
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import iron.data.WorldData;
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import iron.data.MaterialData;
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import iron.data.ShaderData;
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import iron.data.SceneFormat;
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import iron.system.Input;
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import iron.system.Time;
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import iron.RenderPath;
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using StringTools;
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// Structure for setting shader uniforms
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class Uniforms {
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	#if (kha_opengl || (kha_webgl && !lnx_shadowmap_atlas) || (!kha_webgl && lnx_shadowmap_atlas))
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	public static var biasMat = new Mat4(
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		0.5, 0.0, 0.0, 0.5,
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		0.0, 0.5, 0.0, 0.5,
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		0.0, 0.0, 0.5, 0.5,
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		0.0, 0.0, 0.0, 1.0);
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	#else // d3d
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	public static var biasMat = new Mat4(
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		0.5, 0.0, 0.0, 0.5,
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		0.0, -0.5, 0.0, 0.5,
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		0.0, 0.0, 0.5, 0.5,
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		0.0, 0.0, 0.0, 1.0);
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	#end
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	public static var helpMat = Mat4.identity();
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	public static var helpMat2 = Mat4.identity();
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	public static var helpMat3 = Mat3.identity();
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	public static var helpVec = new Vec4();
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	public static var helpVec2 = new Vec4();
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	public static var helpQuat = new Quat(); // Keep at identity
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	public static var externalTextureLinks: Array<Object->MaterialData->String->kha.Image> = null;
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	public static var externalMat4Links: Array<Object->MaterialData->String->Mat4> = null;
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	public static var externalVec4Links: Array<Object->MaterialData->String->Vec4> = null;
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	public static var externalVec3Links: Array<Object->MaterialData->String->Vec4> = null;
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	public static var externalVec2Links: Array<Object->MaterialData->String->Vec4> = null;
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	public static var externalFloatLinks: Array<Object->MaterialData->String->Null<kha.FastFloat>> = null;
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	public static var externalFloatsLinks: Array<Object->MaterialData->String->Float32Array> = null;
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	public static var externalIntLinks: Array<Object->MaterialData->String->Null<Int>> = null;
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	public static var posUnpack: Null<kha.FastFloat> = null;
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	public static var texUnpack: Null<kha.FastFloat> = null;
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	#if (rp_resolution_filter == "Point")
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	public static var defaultFilter = TextureFilter.PointFilter;
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	#else
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	public static var defaultFilter = TextureFilter.LinearFilter;
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	#end
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	public static function setContextConstants(g: Graphics, context: ShaderContext, bindParams: Array<String>) {
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		if (context.raw.constants != null) {
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			for (i in 0...context.raw.constants.length) {
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				var c = context.raw.constants[i];
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				setContextConstant(g, context.constants[i], c);
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			}
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		}
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		// Texture context constants
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		if (bindParams != null) { // Bind targets
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			for (i in 0...Std.int(bindParams.length / 2)) {
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				var pos = i * 2; // bind params = [texture, samplerID]
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				var rtID = bindParams[pos];
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				var samplerID = bindParams[pos + 1];
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				var attachDepth = false; // Attach texture depth if '_' is prepended
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				var char = rtID.charAt(0);
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				if (char == "_") {
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					attachDepth = true;
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					rtID = rtID.substr(1);
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				}
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				var rt = attachDepth ? RenderPath.active.depthToRenderTarget.get(rtID) : RenderPath.active.renderTargets.get(rtID);
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				bindRenderTarget(g, rt, context, samplerID, attachDepth);
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			}
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		}
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		// Texture links
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		if (context.raw.texture_units != null) {
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			for (j in 0...context.raw.texture_units.length) {
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				var tulink = context.raw.texture_units[j].link;
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				if (tulink == null) continue;
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				if (tulink.charAt(0) == "$") { // Link to embedded data
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					g.setTexture(context.textureUnits[j], Scene.active.embedded.get(tulink.substr(1)));
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					if (tulink.endsWith(".raw")) { // Raw 3D texture
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						g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Repeat, TextureAddressing.Repeat, TextureAddressing.Repeat, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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					}
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					else { // 2D texture
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						g.setTextureParameters(context.textureUnits[j], TextureAddressing.Repeat, TextureAddressing.Repeat, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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					}
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				}
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				else {
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					switch (tulink) {
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						case "_envmapRadiance": {
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							var w = Scene.active.world;
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							if (w != null) {
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								g.setTexture(context.textureUnits[j], w.probe.radiance);
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								g.setTextureParameters(context.textureUnits[j], TextureAddressing.Repeat, TextureAddressing.Repeat, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.LinearMipFilter);
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							}
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						}
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						case "_envmap": {
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							var w = Scene.active.world;
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							if (w != null) {
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								g.setTexture(context.textureUnits[j], w.envmap);
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								g.setTextureParameters(context.textureUnits[j], TextureAddressing.Repeat, TextureAddressing.Repeat, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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							}
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						}
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						#if lnx_clusters
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						case "_clustersData": {
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							g.setTexture(context.textureUnits[j], LightObject.clustersData);
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							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.PointFilter, TextureFilter.PointFilter, MipMapFilter.NoMipFilter);
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						}
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						#end
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					}
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				}
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			}
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		}
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	}
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	public static function setObjectConstants(g: Graphics, context: ShaderContext, object: Object) {
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		if (context.raw.constants != null) {
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			for (i in 0...context.raw.constants.length) {
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				var c = context.raw.constants[i];
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				setObjectConstant(g, object, context.constants[i], c);
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			}
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		}
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		// Texture object constants
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		// External
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		if (externalTextureLinks != null) {
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			if (context.raw.texture_units != null) {
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				for (j in 0...context.raw.texture_units.length) {
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					var tu = context.raw.texture_units[j];
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					if (tu.link == null) continue;
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					var tuAddrU = getTextureAddressing(tu.addressing_u);
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					var tuAddrV = getTextureAddressing(tu.addressing_v);
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					var tuFilterMin = getTextureFilter(tu.filter_min);
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					var tuFilterMag = getTextureFilter(tu.filter_mag);
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					var tuMipMapFilter = getMipMapFilter(tu.mipmap_filter);
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					for (f in externalTextureLinks) {
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						var image = f(object, currentMat(object), tu.link);
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						if (image != null) {
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							tu.link.endsWith("_depth") ?
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								g.setTextureDepth(context.textureUnits[j], image) :
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								g.setTexture(context.textureUnits[j], image);
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							g.setTextureParameters(context.textureUnits[j], tuAddrU, tuAddrV, tuFilterMin, tuFilterMag, tuMipMapFilter);
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							break;
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						}
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					}
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				}
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			}
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		}
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	}
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	static function bindRenderTarget(g: Graphics, rt: RenderTarget, context: ShaderContext, samplerID: String, attachDepth: Bool) {
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		if (rt != null) {
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			var tus = context.raw.texture_units;
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			for (j in 0...tus.length) { // Set texture
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				if (samplerID == tus[j].name) {
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					var isImage = tus[j].is_image != null && tus[j].is_image;
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					var paramsSet = false;
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					if (rt.raw.depth > 1) { // sampler3D
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						g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.AnisotropicFilter, MipMapFilter.NoMipFilter);
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						paramsSet = true;
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					}
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					if (isImage) {
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						// Multiple voxel volumes, always set params
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						g.setImageTexture(context.textureUnits[j], rt.image); // image2D/3D
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						if (rt.raw.name.startsWith("voxels_")) {
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							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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						}
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						else if (rt.raw.name.startsWith("voxels"))
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						{
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							g.setTexture3DParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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						}
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						else
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						{
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							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.LinearMipFilter);
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						}
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						paramsSet = true;
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					}
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					else if (rt.isCubeMap) {
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						if (attachDepth) g.setCubeMapDepth(context.textureUnits[j], rt.cubeMap); // samplerCube
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						else g.setCubeMap(context.textureUnits[j], rt.cubeMap); // samplerCube
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					}
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					else {
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						if (attachDepth) g.setTextureDepth(context.textureUnits[j], rt.image); // sampler2D
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						else g.setTexture(context.textureUnits[j], rt.image); // sampler2D
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					}
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					if (!paramsSet && rt.raw.mipmaps != null && rt.raw.mipmaps == true && !isImage) {
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						g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.LinearMipFilter);
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						paramsSet = true;
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					}
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					if (!paramsSet) {
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						if (rt.raw.name.startsWith("bloom")) {
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							// Use bilinear filter for bloom mips to get correct blur
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							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.LinearMipFilter);
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						}
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						if (samplerID.startsWith("shadowMap")) {
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							if (rt.isCubeMap) {
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								#if (!lnx_legacy)
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								g.setCubeMapCompareMode(context.textureUnits[j], true);
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								#end
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							}
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							else {
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								g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.LinearFilter, TextureFilter.LinearFilter, MipMapFilter.NoMipFilter);
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								#if (!lnx_legacy)
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								g.setTextureCompareMode(context.textureUnits[j], true);
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								#end
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							}
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							paramsSet = true;
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						}
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						else if (attachDepth) {
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							g.setTextureParameters(context.textureUnits[j], TextureAddressing.Clamp, TextureAddressing.Clamp, TextureFilter.PointFilter, TextureFilter.PointFilter, MipMapFilter.NoMipFilter);
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							paramsSet = true;
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						}
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					}
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					if (!paramsSet) {
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						// No filtering when sampling render targets
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						var oc = context.overrideContext;
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						var allowParams = oc == null || oc.shared_sampler == null || oc.shared_sampler == samplerID;
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						if (allowParams) {
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							var addressing = (oc != null && oc.addressing == "repeat") ? TextureAddressing.Repeat : TextureAddressing.Clamp;
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							var filter = (oc != null && oc.filter == "point") ? TextureFilter.PointFilter : defaultFilter;
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							g.setTextureParameters(context.textureUnits[j], addressing, addressing, filter, filter, MipMapFilter.NoMipFilter);
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						}
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						paramsSet = true;
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					}
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				}
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			}
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		}
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	}
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	static function setContextConstant(g: Graphics, location: ConstantLocation, c: TShaderConstant): Bool {
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		if (c.link == null) return true;
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		var camera = Scene.active.camera;
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		var light = RenderPath.active.light;
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		if (c.type == "mat4") {
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			var m: Mat4 = null;
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			switch (c.link) {
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				case "_viewMatrix": {
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					#if lnx_centerworld
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					m = vmat(camera.V);
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					#else
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					m = camera.V;
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					#end
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				}
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				case "_transposeViewMatrix": {
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					helpMat.setFrom(camera.V);
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					helpMat.transpose3x3();
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					m = helpMat;
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				}
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				case "_projectionMatrix": {
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					m = camera.P;
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				}
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				case "_inverseProjectionMatrix": {
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					helpMat.getInverse(camera.P);
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					m = helpMat;
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				}
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				case "_inverseViewProjectionMatrix": {
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					#if lnx_centerworld
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					helpMat.setFrom(vmat(camera.V));
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					#else
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					helpMat.setFrom(camera.V);
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					#end
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					helpMat.multmat(camera.P);
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					helpMat.getInverse(helpMat);
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					m = helpMat;
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				}
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				case "_viewProjectionMatrix": {
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					#if lnx_centerworld
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					m = vmat(camera.V);
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					m.multmat(camera.P);
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					#else
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					m = camera.VP;
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					#end
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				}
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				case "_prevViewProjectionMatrix": {
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					helpMat.setFrom(camera.prevV);
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					helpMat.multmat(camera.P);
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					m = helpMat;
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				}
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				case "_lightViewProjectionMatrix": {
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					if (light != null) {
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						m = light.VP;
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					}
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				}
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				case "_biasLightViewProjectionMatrix": {
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					if (light != null) {
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						helpMat.setFrom(light.VP);
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						helpMat.multmat(biasMat);
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						m = helpMat;
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					}
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				}
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				case "_skydomeMatrix": {
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					var tr = camera.transform;
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					helpVec.set(tr.worldx(), tr.worldy(), tr.worldz() - 3.5); // Sky
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					var bounds = camera.data.raw.far_plane * 0.95;
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					helpVec2.set(bounds, bounds, bounds);
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					helpMat.compose(helpVec, helpQuat, helpVec2);
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					helpMat.multmat(camera.V);
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					helpMat.multmat(camera.P);
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					m = helpMat;
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				}
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				default: // Unknown uniform
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					return false;
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			}
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			g.setMatrix(location, m != null ? m.self : kha.math.FastMatrix4.identity());
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			return true;
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		}
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		else if (c.type == "vec4") {
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			var v: Vec4 = null;
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			helpVec.set(0, 0, 0, 0);
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			switch (c.link) {
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				#if lnx_debug
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				case "_input": {
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					helpVec.set(Input.getMouse().x / iron.App.w(), Input.getMouse().y / iron.App.h(), Input.getMouse().down() ? 1.0 : 0.0, 0.0);
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					v = helpVec;
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				}
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				#end
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				default:
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					return false;
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			}
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			if (v != null) {
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				g.setFloat4(location, v.x, v.y, v.z, v.w);
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			}
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			else {
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				g.setFloat4(location, 0, 0, 0, 0);
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			}
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			return true;
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		}
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		else if (c.type == "vec3") {
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			var v: Vec4 = null;
 | 
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			helpVec.set(0, 0, 0);
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			switch (c.link) {
 | 
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				case "_lightPosition": {
 | 
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					if (light != null) {
 | 
						|
						#if lnx_centerworld
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						var t = camera.transform;
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						helpVec.set(light.transform.worldx() - t.worldx(), light.transform.worldy() - t.worldy(), light.transform.worldz() - t.worldz());
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						#else
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						helpVec.set(light.transform.worldx(), light.transform.worldy(), light.transform.worldz());
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						#end
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						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightDirection": {
 | 
						|
					if (light != null) {
 | 
						|
						helpVec = light.look().normalize();
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_sunDirection": {
 | 
						|
					var sun = RenderPath.active.sun;
 | 
						|
					if (sun != null) {
 | 
						|
						helpVec = sun.look().normalize();
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_sunColor": {
 | 
						|
					var sun = RenderPath.active.sun;
 | 
						|
					if (sun != null) {
 | 
						|
						var str = sun.visible ? sun.data.raw.strength : 0.0;
 | 
						|
						helpVec.set(sun.data.raw.color[0] * str, sun.data.raw.color[1] * str, sun.data.raw.color[2] * str);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_pointPosition": {
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					if (point != null) {
 | 
						|
						#if lnx_centerworld
 | 
						|
						var t = camera.transform;
 | 
						|
						helpVec.set(point.transform.worldx() - t.worldx(), point.transform.worldy() - t.worldy(), point.transform.worldz() - t.worldz());
 | 
						|
						#else
 | 
						|
						helpVec.set(point.transform.worldx(), point.transform.worldy(), point.transform.worldz());
 | 
						|
						#end
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#if lnx_spot
 | 
						|
				case "_spotDirection": {
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					if (point != null) {
 | 
						|
						helpVec = point.look().normalize();
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_spotRight": {
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					if (point != null) {
 | 
						|
						helpVec = point.right().normalize();
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				case "_pointColor": {
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					if (point != null) {
 | 
						|
						var str = point.visible ? point.data.raw.strength : 0.0;
 | 
						|
						helpVec.set(point.data.raw.color[0] * str, point.data.raw.color[1] * str, point.data.raw.color[2] * str);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#if lnx_ltc
 | 
						|
				case "_lightArea0": {
 | 
						|
					if (light != null && light.data.raw.size != null) {
 | 
						|
						var f2: kha.FastFloat = 0.5;
 | 
						|
						var sx: kha.FastFloat = light.data.raw.size * f2;
 | 
						|
						var sy: kha.FastFloat = light.data.raw.size_y * f2;
 | 
						|
						helpVec.set(-sx, sy, 0.0);
 | 
						|
						helpVec.applymat(light.transform.world);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightArea1": {
 | 
						|
					if (light != null && light.data.raw.size != null) {
 | 
						|
						var f2: kha.FastFloat = 0.5;
 | 
						|
						var sx: kha.FastFloat = light.data.raw.size * f2;
 | 
						|
						var sy: kha.FastFloat = light.data.raw.size_y * f2;
 | 
						|
						helpVec.set(sx, sy, 0.0);
 | 
						|
						helpVec.applymat(light.transform.world);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightArea2": {
 | 
						|
					if (light != null && light.data.raw.size != null) {
 | 
						|
						var f2: kha.FastFloat = 0.5;
 | 
						|
						var sx: kha.FastFloat = light.data.raw.size * f2;
 | 
						|
						var sy: kha.FastFloat = light.data.raw.size_y * f2;
 | 
						|
						helpVec.set(sx, -sy, 0.0);
 | 
						|
						helpVec.applymat(light.transform.world);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightArea3": {
 | 
						|
					if (light != null && light.data.raw.size != null) {
 | 
						|
						var f2: kha.FastFloat = 0.5;
 | 
						|
						var sx: kha.FastFloat = light.data.raw.size * f2;
 | 
						|
						var sy: kha.FastFloat = light.data.raw.size_y * f2;
 | 
						|
						helpVec.set(-sx, -sy, 0.0);
 | 
						|
						helpVec.applymat(light.transform.world);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				case "_cameraPosition": {
 | 
						|
					// #if lnx_centerworld
 | 
						|
					// helpVec.set(0, 0, 0);
 | 
						|
					// #else
 | 
						|
					helpVec.set(camera.transform.worldx(), camera.transform.worldy(), camera.transform.worldz());
 | 
						|
					// #end
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_cameraLook": {
 | 
						|
					helpVec = camera.lookWorld().normalize();
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_cameraUp": {
 | 
						|
					helpVec = camera.upWorld().normalize();
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_cameraRight": {
 | 
						|
					helpVec = camera.rightWorld().normalize();
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_backgroundCol": {
 | 
						|
					if (camera.data.raw.clear_color != null) helpVec.set(camera.data.raw.clear_color[0], camera.data.raw.clear_color[1], camera.data.raw.clear_color[2]);
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_hosekSunDirection": {
 | 
						|
					var w = Scene.active.world;
 | 
						|
					if (w != null) {
 | 
						|
						// Clamp Z for night cycle
 | 
						|
						helpVec.set(w.raw.sun_direction[0],
 | 
						|
									w.raw.sun_direction[1],
 | 
						|
									w.raw.sun_direction[2] > 0 ? w.raw.sun_direction[2] : 0);
 | 
						|
						v = helpVec;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#if rp_probes
 | 
						|
				case "_probeNormal": {
 | 
						|
					v = Scene.active.probes[RenderPath.active.currentProbeIndex].transform.up().normalize();
 | 
						|
				}
 | 
						|
				case "_probePosition": {
 | 
						|
					v = Scene.active.probes[RenderPath.active.currentProbeIndex].transform.world.getLoc();
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				default:
 | 
						|
					return false;
 | 
						|
			}
 | 
						|
 | 
						|
			if (v != null) {
 | 
						|
				g.setFloat3(location, v.x, v.y, v.z);
 | 
						|
			}
 | 
						|
			else {
 | 
						|
				g.setFloat3(location, 0.0, 0.0, 0.0);
 | 
						|
			}
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		else if (c.type == "vec2") {
 | 
						|
			var v: Vec4 = null;
 | 
						|
			helpVec.set(0, 0, 0);
 | 
						|
			switch (c.link) {
 | 
						|
				case "_vec2x": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 1.0;
 | 
						|
					v.y = 0.0;
 | 
						|
				}
 | 
						|
				case "_vec2xInv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 1.0 / RenderPath.active.currentW;
 | 
						|
					v.y = 0.0;
 | 
						|
				}
 | 
						|
				case "_vec2x2": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 2.0;
 | 
						|
					v.y = 0.0;
 | 
						|
				}
 | 
						|
				case "_vec2x2Inv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 2.0 / RenderPath.active.currentW;
 | 
						|
					v.y = 0.0;
 | 
						|
				}
 | 
						|
				case "_vec2y": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 1.0;
 | 
						|
				}
 | 
						|
				case "_vec2yInv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 1.0 / RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_vec2y2": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 2.0;
 | 
						|
				}
 | 
						|
				case "_vec2y2Inv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 2.0 / RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_vec2y3": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 3.0;
 | 
						|
				}
 | 
						|
				case "_vec2y3Inv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 0.0;
 | 
						|
					v.y = 3.0 / RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_windowSize": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = App.w();
 | 
						|
					v.y = App.h();
 | 
						|
				}
 | 
						|
				case "_screenSize": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = RenderPath.active.currentW;
 | 
						|
					v.y = RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_screenSizeInv": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = 1.0 / RenderPath.active.currentW;
 | 
						|
					v.y = 1.0 / RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_aspectRatio": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = RenderPath.active.currentH / RenderPath.active.currentW;
 | 
						|
					v.y = RenderPath.active.currentW / RenderPath.active.currentH;
 | 
						|
					v.x = v.x > 1.0 ? 1.0 : v.x;
 | 
						|
					v.y = v.y > 1.0 ? 1.0 : v.y;
 | 
						|
				}
 | 
						|
				case "_cameraPlane": {
 | 
						|
					v = helpVec;
 | 
						|
					v.x = camera.data.raw.near_plane;
 | 
						|
					v.y = camera.data.raw.far_plane;
 | 
						|
				}
 | 
						|
				case "_cameraPlaneProj": {
 | 
						|
					var near = camera.data.raw.near_plane;
 | 
						|
					var far = camera.data.raw.far_plane;
 | 
						|
					v = helpVec;
 | 
						|
					v.x = far / (far - near);
 | 
						|
					v.y = (-far * near) / (far - near);
 | 
						|
				}
 | 
						|
				case "_lightPlane": {
 | 
						|
					if (light != null) {
 | 
						|
						v = helpVec;
 | 
						|
						v.x = light.data.raw.near_plane;
 | 
						|
						v.y = light.data.raw.far_plane;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightPlaneProj": { // shadowCube
 | 
						|
					if (light != null) {
 | 
						|
						var near: kha.FastFloat = light.data.raw.near_plane;
 | 
						|
						var far: kha.FastFloat = light.data.raw.far_plane;
 | 
						|
						var a: kha.FastFloat = far + near;
 | 
						|
						var b: kha.FastFloat = far - near;
 | 
						|
						var f2: kha.FastFloat = 2.0;
 | 
						|
						var c = f2 * far * near;
 | 
						|
						v = helpVec;
 | 
						|
						v.x = a / b;
 | 
						|
						v.y = c / b;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_shadowMapSize": {
 | 
						|
					if (light != null && light.data.raw.cast_shadow) {
 | 
						|
						v = helpVec;
 | 
						|
						v.x = v.y = light.data.raw.shadowmap_size;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				default:
 | 
						|
					return false;
 | 
						|
			}
 | 
						|
 | 
						|
			if (v != null) {
 | 
						|
				g.setFloat2(location, v.x, v.y);
 | 
						|
			}
 | 
						|
			else {
 | 
						|
				g.setFloat2(location, 0.0, 0.0);
 | 
						|
			}
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		else if (c.type == "float") {
 | 
						|
			var f: Null<kha.FastFloat> = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_time": {
 | 
						|
					f = Time.time();
 | 
						|
				}
 | 
						|
				case "_sunShadowsBias": {
 | 
						|
					var sun = RenderPath.active.sun;
 | 
						|
					f = sun == null ? 0.0 : sun.data.raw.shadows_bias;
 | 
						|
				}
 | 
						|
				case "_pointShadowsBias": {
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					f = point == null ? 0.0 : point.data.raw.shadows_bias;
 | 
						|
				}
 | 
						|
				case "_envmapStrength": {
 | 
						|
					f = Scene.active.world == null ? 0.0 : Scene.active.world.probe.raw.strength;
 | 
						|
				}
 | 
						|
				case "_aspectRatioF": {
 | 
						|
					f = RenderPath.active.currentW / RenderPath.active.currentH;
 | 
						|
				}
 | 
						|
				case "_aspectRatioWindowF": {
 | 
						|
					f = iron.App.w() / iron.App.h();
 | 
						|
				}
 | 
						|
				case "_frameScale": {
 | 
						|
					f = RenderPath.active.frameTime / Time.delta;
 | 
						|
				}
 | 
						|
				case "_fieldOfView": {
 | 
						|
					f = camera.data.raw.fov;
 | 
						|
				}
 | 
						|
				default:
 | 
						|
					return false;
 | 
						|
			}
 | 
						|
 | 
						|
			g.setFloat(location, f != null ? f : 0);
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		else if (c.type == "floats") {
 | 
						|
			var fa: Float32Array = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_envmapIrradiance": {
 | 
						|
					fa = Scene.active.world == null ? WorldData.getEmptyIrradiance() : Scene.active.world.probe.irradiance;
 | 
						|
				}
 | 
						|
				#if lnx_clusters
 | 
						|
				case "_lightsArray": {
 | 
						|
					fa = LightObject.lightsArray;
 | 
						|
				}
 | 
						|
				#if lnx_spot
 | 
						|
				case "_lightsArraySpot": {
 | 
						|
					fa = LightObject.lightsArraySpot;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				#if lnx_shadowmap_atlas
 | 
						|
				case "_pointLightsAtlasArray": {
 | 
						|
					fa = LightObject.pointLightsData;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				#end // lnx_clusters
 | 
						|
				#if lnx_csm
 | 
						|
				case "_cascadeData": {
 | 
						|
					for (l in Scene.active.lights) {
 | 
						|
						if (l.data.raw.type == "sun") {
 | 
						|
							fa = l.getCascadeData();
 | 
						|
							break;
 | 
						|
						}
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (fa != null) {
 | 
						|
				g.setFloats(location, fa);
 | 
						|
				return true;
 | 
						|
			}
 | 
						|
		}
 | 
						|
		else if (c.type == "int") {
 | 
						|
			var i: Null<Int> = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_envmapNumMipmaps": {
 | 
						|
					var w = Scene.active.world;
 | 
						|
					i = w != null ? w.probe.raw.radiance_mipmaps + 1 - 2 : 1; // Include basecolor and exclude 2 scaled mips
 | 
						|
				}
 | 
						|
				default:
 | 
						|
					return false;
 | 
						|
			}
 | 
						|
 | 
						|
			g.setInt(location, i != null ? i : 0);
 | 
						|
			return true;
 | 
						|
		}
 | 
						|
		return false;
 | 
						|
	}
 | 
						|
 | 
						|
	static function setObjectConstant(g: Graphics, object: Object, location: ConstantLocation, c: TShaderConstant) {
 | 
						|
		if (c.link == null) return;
 | 
						|
 | 
						|
		var camera = Scene.active.camera;
 | 
						|
		var light = RenderPath.active.light;
 | 
						|
 | 
						|
		if (c.type == "mat4") {
 | 
						|
			var m: Mat4 = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_worldMatrix": {
 | 
						|
					#if lnx_centerworld
 | 
						|
					m = wmat(object.transform.worldUnpack, camera);
 | 
						|
					#else
 | 
						|
					m = object.transform.worldUnpack;
 | 
						|
					#end
 | 
						|
				}
 | 
						|
				case "_inverseWorldMatrix": {
 | 
						|
					#if lnx_centerworld
 | 
						|
					helpMat.getInverse(wmat(object.transform.worldUnpack, camera));
 | 
						|
					#else
 | 
						|
					helpMat.getInverse(object.transform.worldUnpack);
 | 
						|
					#end
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				case "_worldViewProjectionMatrix": {
 | 
						|
					helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					helpMat.multmat(camera.P);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				case "_worldViewProjectionMatrixSphere": { // Billboard
 | 
						|
					var t = object.transform;
 | 
						|
					helpMat.setFrom(t.worldUnpack);
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					var scl = new Vec4(t.scale.x, t.scale.y, t.scale.z);
 | 
						|
					scl.mult(t.scaleWorld);
 | 
						|
					helpMat._00 = scl.x; helpMat._10 = 0.0;   helpMat._20 = 0.0;
 | 
						|
					helpMat._01 = 0.0;   helpMat._11 = scl.y; helpMat._21 = 0.0;
 | 
						|
					helpMat._02 = 0.0;   helpMat._12 = 0.0;   helpMat._22 = scl.z;
 | 
						|
					helpMat.multmat(camera.P);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				case "_worldViewProjectionMatrixCylinder": { // Billboard - x rot 90deg
 | 
						|
					var t = object.transform;
 | 
						|
					helpMat.setFrom(t.worldUnpack);
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					var scl = new Vec4(t.scale.x, t.scale.y, t.scale.z);
 | 
						|
					scl.mult(t.scaleWorld);
 | 
						|
					helpMat._00 = scl.x; helpMat._20 = 0.0;
 | 
						|
					helpMat._01 = 0.0;   helpMat._21 = 0.0;
 | 
						|
					helpMat._02 = 0.0;   helpMat._22 = scl.y;
 | 
						|
					helpMat.multmat(camera.P);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				case "_worldViewMatrix": {
 | 
						|
					helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				#if lnx_veloc
 | 
						|
				case "_prevWorldViewProjectionMatrix": {
 | 
						|
					helpMat.setFrom(cast(object, MeshObject).prevMatrix);
 | 
						|
					helpMat.multmat(camera.prevV);
 | 
						|
					// helpMat.multmat(camera.prevP);
 | 
						|
					helpMat.multmat(camera.P);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				case "_prevWorldMatrix": {
 | 
						|
					m = cast(object, MeshObject).prevMatrix;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				case "_sunWorldMatrix": {
 | 
						|
					var sun = RenderPath.active.sun;
 | 
						|
					if (sun != null) {
 | 
						|
						helpMat.setFrom(sun.transform.worldUnpack);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightWorldViewProjectionMatrix": {
 | 
						|
					if (light != null) {
 | 
						|
						// object is null for DrawQuad
 | 
						|
						object == null ? helpMat.setIdentity() : helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
						helpMat.multmat(light.VP);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightWorldViewProjectionMatrixSphere": {
 | 
						|
					if (light != null) {
 | 
						|
						helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
 | 
						|
						// Align to camera..
 | 
						|
						helpMat.multmat(camera.V);
 | 
						|
						helpMat._00 = 1.0; helpMat._10 = 0.0; helpMat._20 = 0.0;
 | 
						|
						helpMat._01 = 0.0; helpMat._11 = 1.0; helpMat._21 = 0.0;
 | 
						|
						helpMat._02 = 0.0; helpMat._12 = 0.0; helpMat._22 = 1.0;
 | 
						|
						helpMat2.getInverse(camera.V);
 | 
						|
						helpMat.multmat(helpMat2);
 | 
						|
 | 
						|
						helpMat.multmat(light.VP);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_lightWorldViewProjectionMatrixCylinder": {
 | 
						|
					if (light != null) {
 | 
						|
						helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
 | 
						|
						// Align to camera..
 | 
						|
						helpMat.multmat(camera.V);
 | 
						|
						helpMat._00 = 1.0; helpMat._20 = 0.0;
 | 
						|
						helpMat._01 = 0.0; helpMat._21 = 0.0;
 | 
						|
						helpMat._02 = 0.0; helpMat._22 = 1.0;
 | 
						|
						helpMat2.getInverse(camera.V);
 | 
						|
						helpMat.multmat(helpMat2);
 | 
						|
 | 
						|
						helpMat.multmat(light.VP);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_biasLightWorldViewProjectionMatrix": {
 | 
						|
					if (light != null)  {
 | 
						|
						// object is null for DrawQuad
 | 
						|
						object == null ? helpMat.setIdentity() : helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
						helpMat.multmat(light.VP);
 | 
						|
						helpMat.multmat(biasMat);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				case "_biasLightWorldViewProjectionMatrixSun": {
 | 
						|
					for (l in iron.Scene.active.lights) {
 | 
						|
						if (l.data.raw.type == "sun") {
 | 
						|
							// object is null for DrawQuad
 | 
						|
							object == null ? helpMat.setIdentity() : helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
							helpMat.multmat(l.VP);
 | 
						|
							helpMat.multmat(biasMat);
 | 
						|
							#if lnx_shadowmap_atlas
 | 
						|
							// tile matrix
 | 
						|
							helpMat2.setIdentity();
 | 
						|
							// scale [0-1] coords to [0-tilescale]
 | 
						|
							helpMat2._00 = l.tileScale[0];
 | 
						|
							helpMat2._11 = l.tileScale[0];
 | 
						|
							// offset coordinate start from [0, 0] to [tile-start-x, tile-start-y]
 | 
						|
							helpMat2._30 = l.tileOffsetX[0];
 | 
						|
							helpMat2._31 = l.tileOffsetY[0];
 | 
						|
							helpMat.multmat(helpMat2);
 | 
						|
							#if (!kha_opengl)
 | 
						|
							helpMat2.setIdentity();
 | 
						|
							helpMat2._11 = -1.0;
 | 
						|
							helpMat2._31 = 1.0;
 | 
						|
							helpMat.multmat(helpMat2);
 | 
						|
							#end
 | 
						|
							#end
 | 
						|
							m = helpMat;
 | 
						|
							break;
 | 
						|
						}
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#if rp_probes
 | 
						|
				case "_probeViewProjectionMatrix": {
 | 
						|
					helpMat.setFrom(Scene.active.probes[RenderPath.active.currentProbeIndex].camera.V);
 | 
						|
					helpMat.multmat(Scene.active.probes[RenderPath.active.currentProbeIndex].camera.P);
 | 
						|
					m = helpMat;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				#if lnx_particles
 | 
						|
				case "_particleData": {
 | 
						|
					var mo = cast(object, MeshObject);
 | 
						|
					if (mo.particleOwner != null && mo.particleOwner.particleSystems != null) {
 | 
						|
						m = mo.particleOwner.particleSystems[mo.particleIndex].getData();
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (m == null) {
 | 
						|
				#if lnx_spot
 | 
						|
				if (c.link.startsWith("_biasLightWorldViewProjectionMatrixSpot")) {
 | 
						|
					var light = getSpot(c.link.charCodeAt(c.link.length - 1) - "0".code);
 | 
						|
					if (light != null) {
 | 
						|
						object == null ? helpMat.setIdentity() : helpMat.setFrom(object.transform.worldUnpack);
 | 
						|
						helpMat.multmat(light.VP);
 | 
						|
						helpMat.multmat(biasMat);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				if (c.link.startsWith("_biasLightViewProjectionMatrixSpot")) {
 | 
						|
					var light = getSpot(c.link.charCodeAt(c.link.length - 1) - "0".code);
 | 
						|
					if (light != null) {
 | 
						|
						helpMat.setFrom(light.VP);
 | 
						|
						helpMat.multmat(biasMat);
 | 
						|
						m = helpMat;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (m == null && externalMat4Links != null) {
 | 
						|
				for (fn in externalMat4Links) {
 | 
						|
					m = fn(object, currentMat(object), c.link);
 | 
						|
					if (m != null) break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (m == null) return;
 | 
						|
			g.setMatrix(location, m.self);
 | 
						|
		}
 | 
						|
		else if (c.type == "mat3") {
 | 
						|
			var m: Mat3 = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_normalMatrix": {
 | 
						|
					helpMat.getInverse(object.transform.world);
 | 
						|
					helpMat.transpose3x3();
 | 
						|
					helpMat3.setFrom4(helpMat);
 | 
						|
					m = helpMat3;
 | 
						|
				}
 | 
						|
				case "_normalMatrixSphere": {
 | 
						|
					helpMat.setFrom(object.transform.world);
 | 
						|
					// Align to camera..
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					helpMat._00 = 1.0; helpMat._10 = 0.0; helpMat._20 = 0.0;
 | 
						|
					helpMat._01 = 0.0; helpMat._11 = 1.0; helpMat._21 = 0.0;
 | 
						|
					helpMat._02 = 0.0; helpMat._12 = 0.0; helpMat._22 = 1.0;
 | 
						|
					helpMat2.getInverse(camera.V);
 | 
						|
					helpMat.multmat(helpMat2);
 | 
						|
					helpMat2.getInverse(helpMat);
 | 
						|
					helpMat2.transpose3x3();
 | 
						|
					helpMat3.setFrom4(helpMat2);
 | 
						|
					m = helpMat3;
 | 
						|
				}
 | 
						|
				case "_normalMatrixCylinder": {
 | 
						|
					helpMat.setFrom(object.transform.world);
 | 
						|
					// Align to camera..
 | 
						|
					helpMat.multmat(camera.V);
 | 
						|
					helpMat._00 = 1.0; helpMat._20 = 0.0;
 | 
						|
					helpMat._01 = 0.0; helpMat._21 = 0.0;
 | 
						|
					helpMat._02 = 0.0; helpMat._22 = 1.0;
 | 
						|
					helpMat2.getInverse(camera.V);
 | 
						|
					helpMat.multmat(helpMat2);
 | 
						|
					helpMat2.getInverse(helpMat);
 | 
						|
					helpMat2.transpose3x3();
 | 
						|
					helpMat3.setFrom4(helpMat2);
 | 
						|
					m = helpMat3;
 | 
						|
				}
 | 
						|
				case "_viewMatrix3": {
 | 
						|
					#if lnx_centerworld
 | 
						|
					helpMat3.setFrom4(vmat(camera.V));
 | 
						|
					#else
 | 
						|
					helpMat3.setFrom4(camera.V);
 | 
						|
					#end
 | 
						|
					m = helpMat3;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (m == null) return;
 | 
						|
			g.setMatrix3(location, m.self);
 | 
						|
		}
 | 
						|
		else if (c.type == "vec4") {
 | 
						|
			var v: Vec4 = null;
 | 
						|
			helpVec.set(0, 0, 0);
 | 
						|
 | 
						|
			switch (c.link) {
 | 
						|
				#if lnx_spot
 | 
						|
				case "_spotData": {
 | 
						|
					// spot size (cutoff), spot blend (exponent)
 | 
						|
					var point = RenderPath.active.point;
 | 
						|
					if (point != null) {
 | 
						|
						v = helpVec;
 | 
						|
						v.x = point.data.raw.spot_size;
 | 
						|
						v.y = point.data.raw.spot_blend;
 | 
						|
						var scale = point.transform.scale;
 | 
						|
						v.z = scale.z == 0.0 ? 0.0 : scale.x / scale.z;
 | 
						|
						v.w = scale.z == 0.0 ? 0.0 : scale.y / scale.z;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (v == null && externalVec4Links != null) {
 | 
						|
				for (fn in externalVec4Links) {
 | 
						|
					v = fn(object, currentMat(object), c.link);
 | 
						|
					if (v != null) break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (v == null) return;
 | 
						|
			g.setFloat4(location, v.x, v.y, v.z, v.w);
 | 
						|
		}
 | 
						|
		else if (c.type == "vec3") {
 | 
						|
			var v: Vec4 = null;
 | 
						|
			helpVec.set(0, 0, 0);
 | 
						|
			switch (c.link) {
 | 
						|
				case "_dim": { // Model space
 | 
						|
					var d = object.transform.dim;
 | 
						|
					var s = object.transform.scale;
 | 
						|
					helpVec.set((d.x / s.x), (d.y / s.y), (d.z / s.z));
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
				case "_halfDim": { // Model space
 | 
						|
					var d = object.transform.dim;
 | 
						|
					var s = object.transform.scale;
 | 
						|
					helpVec.set((d.x / s.x) / 2, (d.y / s.y) / 2, (d.z / s.z) / 2);
 | 
						|
					v = helpVec;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (v == null && externalVec3Links != null) {
 | 
						|
				for (f in externalVec3Links) {
 | 
						|
					v = f(object, currentMat(object), c.link);
 | 
						|
					if (v != null) break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (v == null) return;
 | 
						|
			g.setFloat3(location, v.x, v.y, v.z);
 | 
						|
		}
 | 
						|
		else if (c.type == "vec2") {
 | 
						|
			var vx: Null<kha.FastFloat> = null;
 | 
						|
			var vy: Null<kha.FastFloat> = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_tilesheetOffset": {
 | 
						|
					var ts = cast(object, MeshObject).activeTilesheet;
 | 
						|
					vx = ts.tileX;
 | 
						|
					vy = ts.tileY;
 | 
						|
				}
 | 
						|
				case "_tilesheetTiles": {
 | 
						|
					var ts = cast(object, MeshObject).activeTilesheet;
 | 
						|
					vx = ts.raw.tilesx;
 | 
						|
					vy = ts.raw.tilesy;
 | 
						|
				}
 | 
						|
				#if lnx_morph_target
 | 
						|
				case "_morphScaleOffset": {
 | 
						|
					var mt = cast(object, MeshObject).morphTarget;
 | 
						|
					vx = mt.scaling;
 | 
						|
					vy = mt.offset;
 | 
						|
				}
 | 
						|
				case "_morphDataDim": {
 | 
						|
					var mt = cast(object, MeshObject).morphTarget;
 | 
						|
					vx = mt.numMorphTargets;
 | 
						|
					vy = mt.morphBlockSize / mt.morphImageSize;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (vx == null && externalVec2Links != null) {
 | 
						|
				for (fn in externalVec2Links) {
 | 
						|
					var v = fn(object, currentMat(object), c.link);
 | 
						|
					if (v != null) {
 | 
						|
						vx = v.x;
 | 
						|
						vy = v.y;
 | 
						|
						break;
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (vx == null) return;
 | 
						|
			g.setFloat2(location, vx, vy);
 | 
						|
		}
 | 
						|
		else if (c.type == "float") {
 | 
						|
			var f: Null<kha.FastFloat> = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_objectInfoIndex": {
 | 
						|
					f = object.uid;
 | 
						|
				}
 | 
						|
				case "_objectInfoMaterialIndex": {
 | 
						|
					f = currentMat(object).uid;
 | 
						|
				}
 | 
						|
				case "_objectInfoRandom": {
 | 
						|
					f = object.urandom;
 | 
						|
				}
 | 
						|
				case "_posUnpack": {
 | 
						|
					f = posUnpack != null ? posUnpack : 1.0;
 | 
						|
				}
 | 
						|
				case "_texUnpack": {
 | 
						|
					f = texUnpack != null ? texUnpack : 1.0;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (f == null && externalFloatLinks != null) {
 | 
						|
				for (fn in externalFloatLinks) {
 | 
						|
					var res = fn(object, currentMat(object), c.link);
 | 
						|
					if (res != null) {
 | 
						|
						f = res;
 | 
						|
						break;
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (f == null) return;
 | 
						|
			g.setFloat(location, f);
 | 
						|
		}
 | 
						|
		else if (c.type == "floats") {
 | 
						|
			var fa: Float32Array = null;
 | 
						|
			switch (c.link) {
 | 
						|
				#if lnx_skin
 | 
						|
				case "_skinBones": {
 | 
						|
					if (object.animation != null) {
 | 
						|
						fa = cast(object.animation, BoneAnimation).skinBuffer;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				#end
 | 
						|
				#if (lnx_clusters && lnx_spot)
 | 
						|
				case "_biasLightWorldViewProjectionMatrixSpotArray": {
 | 
						|
					fa = LightObject.updateLWVPMatrixArray(object, "spot");
 | 
						|
				}
 | 
						|
				#end // lnx_clusters
 | 
						|
				#if lnx_morph_target
 | 
						|
				case "_morphWeights": {
 | 
						|
					fa = cast(object, MeshObject).morphTarget.morphWeights;
 | 
						|
				}
 | 
						|
				#end
 | 
						|
			}
 | 
						|
 | 
						|
			if (fa == null && externalFloatsLinks != null) {
 | 
						|
				for (fn in externalFloatsLinks) {
 | 
						|
					fa = fn(object, currentMat(object), c.link);
 | 
						|
					if (fa != null) break;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (fa == null) return;
 | 
						|
			g.setFloats(location, fa);
 | 
						|
		}
 | 
						|
		else if (c.type == "int") {
 | 
						|
			var i: Null<Int> = null;
 | 
						|
			switch (c.link) {
 | 
						|
				case "_uid": {
 | 
						|
					i = object.uid;
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (i == null && externalIntLinks != null) {
 | 
						|
				for (fn in externalIntLinks) {
 | 
						|
					var res = fn(object, currentMat(object), c.link);
 | 
						|
					if (res != null) {
 | 
						|
						i = res;
 | 
						|
						break;
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
 | 
						|
			if (i == null) return;
 | 
						|
			g.setInt(location, i);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	public static function setMaterialConstants(g: Graphics, context: ShaderContext, materialContext: MaterialContext) {
 | 
						|
		if (materialContext.raw.bind_constants != null) {
 | 
						|
			for (i in 0...materialContext.raw.bind_constants.length) {
 | 
						|
				var matc = materialContext.raw.bind_constants[i];
 | 
						|
				var pos = -1;
 | 
						|
				for (i in 0...context.raw.constants.length) {
 | 
						|
					if (context.raw.constants[i].name == matc.name) {
 | 
						|
						pos = i;
 | 
						|
						break;
 | 
						|
					}
 | 
						|
				}
 | 
						|
				if (pos == -1) continue;
 | 
						|
				var c = context.raw.constants[pos];
 | 
						|
 | 
						|
				setMaterialConstant(g, context.constants[pos], c, matc);
 | 
						|
			}
 | 
						|
		}
 | 
						|
 | 
						|
		if (materialContext.textures != null) {
 | 
						|
			for (i in 0...materialContext.textures.length) {
 | 
						|
				var mname = materialContext.raw.bind_textures[i].name;
 | 
						|
 | 
						|
				for (j in 0...context.textureUnits.length) {
 | 
						|
					var sname = context.raw.texture_units[j].name;
 | 
						|
					if (mname == sname) {
 | 
						|
						g.setTexture(context.textureUnits[j], materialContext.textures[i]);
 | 
						|
						// After texture sampler have been assigned, set texture parameters
 | 
						|
						materialContext.setTextureParameters(g, i, context, j);
 | 
						|
						break;
 | 
						|
					}
 | 
						|
				}
 | 
						|
			}
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	#if lnx_spot
 | 
						|
	static function getSpot(index: Int): LightObject {
 | 
						|
		var i = 0;
 | 
						|
		for (l in Scene.active.lights) {
 | 
						|
			if (l.data.raw.type != "spot" && l.data.raw.type != "area") continue;
 | 
						|
			if (i == index) return l;
 | 
						|
			i++;
 | 
						|
		}
 | 
						|
		return null;
 | 
						|
	}
 | 
						|
	#end
 | 
						|
 | 
						|
	static function currentMat(object: Object): MaterialData {
 | 
						|
		if (object != null && Std.isOfType(object, iron.object.MeshObject)) {
 | 
						|
			var mo = cast(object, MeshObject);
 | 
						|
			return mo.materials[mo.materialIndex];
 | 
						|
		}
 | 
						|
		#if rp_decals
 | 
						|
		if (object != null && Std.isOfType(object, iron.object.DecalObject)) {
 | 
						|
			var mo = cast(object, DecalObject);
 | 
						|
			return mo.material;
 | 
						|
		}
 | 
						|
		#end
 | 
						|
		return null;
 | 
						|
	}
 | 
						|
 | 
						|
	static function setMaterialConstant(g: Graphics, location: ConstantLocation, c: TShaderConstant, matc: TBindConstant) {
 | 
						|
		switch (c.type) {
 | 
						|
			case "vec4": g.setFloat4(location, matc.vec4Value[0], matc.vec4Value[1], matc.vec4Value[2], matc.vec4Value[3]);
 | 
						|
			case "vec3": g.setFloat3(location, matc.vec3Value[0], matc.vec3Value[1], matc.vec3Value[2]);
 | 
						|
			case "vec2": g.setFloat2(location, matc.vec2Value[0], matc.vec2Value[1]);
 | 
						|
			case "float": g.setFloat(location,  matc.floatValue);
 | 
						|
			case "bool": g.setBool(location, matc.boolValue);
 | 
						|
			case "int": g.setInt(location, matc.intValue);
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	#if lnx_centerworld
 | 
						|
	static var mm1: Mat4 = Mat4.identity();
 | 
						|
	static var mm2: Mat4 = Mat4.identity();
 | 
						|
	static function wmat(m: Mat4, cam: CameraObject): Mat4 {
 | 
						|
		var t = cam.transform;
 | 
						|
		mm1.setFrom(m);
 | 
						|
		mm1._30 -= t.worldx();
 | 
						|
		mm1._31 -= t.worldy();
 | 
						|
		mm1._32 -= t.worldz();
 | 
						|
		return mm1;
 | 
						|
	}
 | 
						|
	static function vmat(m: Mat4): Mat4 {
 | 
						|
		mm2.setFrom(m);
 | 
						|
		mm2._30 = 0;
 | 
						|
		mm2._31 = 0;
 | 
						|
		mm2._32 = 0;
 | 
						|
		return mm2;
 | 
						|
	}
 | 
						|
	#end
 | 
						|
 | 
						|
	static inline function getTextureAddressing(s: String): TextureAddressing {
 | 
						|
		return switch (s) {
 | 
						|
			case "clamp": TextureAddressing.Clamp;
 | 
						|
			case "mirror": TextureAddressing.Mirror;
 | 
						|
			default: TextureAddressing.Repeat;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	static inline function getTextureFilter(s: String): TextureFilter {
 | 
						|
		return switch (s) {
 | 
						|
			case "anisotropic": TextureFilter.AnisotropicFilter;
 | 
						|
			case "point": TextureFilter.PointFilter;
 | 
						|
			default: TextureFilter.LinearFilter;
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
	static inline function getMipMapFilter(s: String): MipMapFilter {
 | 
						|
		return switch (s) {
 | 
						|
			case "linear": MipMapFilter.LinearMipFilter;
 | 
						|
			case "point": MipMapFilter.PointMipFilter;
 | 
						|
			default: MipMapFilter.NoMipFilter;
 | 
						|
		}
 | 
						|
	}
 | 
						|
}
 |