Tree-shaking: ShaderLib and UniformsLib (#24221)

* Tree-shaking: ShaderLib and UniformsLib

* Tree-shaking: ShaderLib and UniformsLib pure annotations

* Tree-shaking: ShaderLib and UniformsLib switch back to object literal

src/renderers/shaders/ShaderLib.js

@@ -10,7 +10,7 @@ const ShaderLib = {
 
 	basic: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.specularmap,
 			UniformsLib.envmap,
@@ -26,7 +26,7 @@ const ShaderLib = {
 
 	lambert: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.specularmap,
 			UniformsLib.envmap,
@@ -36,7 +36,7 @@ const ShaderLib = {
 			UniformsLib.fog,
 			UniformsLib.lights,
 			{
-				emissive: { value: new Color( 0x000000 ) }
+				emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) }
 			}
 		] ),
 
@@ -47,7 +47,7 @@ const ShaderLib = {
 
 	phong: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.specularmap,
 			UniformsLib.envmap,
@@ -60,8 +60,8 @@ const ShaderLib = {
 			UniformsLib.fog,
 			UniformsLib.lights,
 			{
-				emissive: { value: new Color( 0x000000 ) },
-				specular: { value: new Color( 0x111111 ) },
+				emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) },
+				specular: { value: /*@__PURE__*/ new Color( 0x111111 ) },
 				shininess: { value: 30 }
 			}
 		] ),
@@ -73,7 +73,7 @@ const ShaderLib = {
 
 	standard: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.envmap,
 			UniformsLib.aomap,
@@ -87,7 +87,7 @@ const ShaderLib = {
 			UniformsLib.fog,
 			UniformsLib.lights,
 			{
-				emissive: { value: new Color( 0x000000 ) },
+				emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) },
 				roughness: { value: 1.0 },
 				metalness: { value: 0.0 },
 				envMapIntensity: { value: 1 } // temporary
@@ -101,7 +101,7 @@ const ShaderLib = {
 
 	toon: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.aomap,
 			UniformsLib.lightmap,
@@ -113,7 +113,7 @@ const ShaderLib = {
 			UniformsLib.fog,
 			UniformsLib.lights,
 			{
-				emissive: { value: new Color( 0x000000 ) }
+				emissive: { value: /*@__PURE__*/ new Color( 0x000000 ) }
 			}
 		] ),
 
@@ -124,7 +124,7 @@ const ShaderLib = {
 
 	matcap: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.bumpmap,
 			UniformsLib.normalmap,
@@ -142,7 +142,7 @@ const ShaderLib = {
 
 	points: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.points,
 			UniformsLib.fog
 		] ),
@@ -154,7 +154,7 @@ const ShaderLib = {
 
 	dashed: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.fog,
 			{
@@ -171,7 +171,7 @@ const ShaderLib = {
 
 	depth: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.displacementmap
 		] ),
@@ -183,7 +183,7 @@ const ShaderLib = {
 
 	normal: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.bumpmap,
 			UniformsLib.normalmap,
@@ -200,7 +200,7 @@ const ShaderLib = {
 
 	sprite: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.sprite,
 			UniformsLib.fog
 		] ),
@@ -213,7 +213,7 @@ const ShaderLib = {
 	background: {
 
 		uniforms: {
-			uvTransform: { value: new Matrix3() },
+			uvTransform: { value: /*@__PURE__*/ new Matrix3() },
 			t2D: { value: null },
 		},
 
@@ -221,13 +221,10 @@ const ShaderLib = {
 		fragmentShader: ShaderChunk.background_frag
 
 	},
-	/* -------------------------------------------------------------------------
-	//	Cube map shader
-	 ------------------------------------------------------------------------- */
 
 	cube: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.envmap,
 			{
 				opacity: { value: 1.0 }
@@ -252,11 +249,11 @@ const ShaderLib = {
 
 	distanceRGBA: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.common,
 			UniformsLib.displacementmap,
 			{
-				referencePosition: { value: new Vector3() },
+				referencePosition: { value: /*@__PURE__*/ new Vector3() },
 				nearDistance: { value: 1 },
 				farDistance: { value: 1000 }
 			}
@@ -269,11 +266,11 @@ const ShaderLib = {
 
 	shadow: {
 
-		uniforms: mergeUniforms( [
+		uniforms: /*@__PURE__*/ mergeUniforms( [
 			UniformsLib.lights,
 			UniformsLib.fog,
 			{
-				color: { value: new Color( 0x00000 ) },
+				color: { value: /*@__PURE__*/ new Color( 0x00000 ) },
 				opacity: { value: 1.0 }
 			},
 		] ),
@@ -287,14 +284,14 @@ const ShaderLib = {
 
 ShaderLib.physical = {
 
-	uniforms: mergeUniforms( [
+	uniforms: /*@__PURE__*/ mergeUniforms( [
 		ShaderLib.standard.uniforms,
 		{
 			clearcoat: { value: 0 },
 			clearcoatMap: { value: null },
 			clearcoatRoughness: { value: 0 },
 			clearcoatRoughnessMap: { value: null },
-			clearcoatNormalScale: { value: new Vector2( 1, 1 ) },
+			clearcoatNormalScale: { value: /*@__PURE__*/ new Vector2( 1, 1 ) },
 			clearcoatNormalMap: { value: null },
 			iridescence: { value: 0 },
 			iridescenceMap: { value: null },
@@ -303,21 +300,21 @@ ShaderLib.physical = {
 			iridescenceThicknessMaximum: { value: 400 },
 			iridescenceThicknessMap: { value: null },
 			sheen: { value: 0 },
-			sheenColor: { value: new Color( 0x000000 ) },
+			sheenColor: { value: /*@__PURE__*/ new Color( 0x000000 ) },
 			sheenColorMap: { value: null },
 			sheenRoughness: { value: 1 },
 			sheenRoughnessMap: { value: null },
 			transmission: { value: 0 },
 			transmissionMap: { value: null },
-			transmissionSamplerSize: { value: new Vector2() },
+			transmissionSamplerSize: { value: /*@__PURE__*/ new Vector2() },
 			transmissionSamplerMap: { value: null },
 			thickness: { value: 0 },
 			thicknessMap: { value: null },
 			attenuationDistance: { value: 0 },
-			attenuationColor: { value: new Color( 0x000000 ) },
+			attenuationColor: { value: /*@__PURE__*/ new Color( 0x000000 ) },
 			specularIntensity: { value: 1 },
 			specularIntensityMap: { value: null },
-			specularColor: { value: new Color( 1, 1, 1 ) },
+			specularColor: { value: /*@__PURE__*/ new Color( 1, 1, 1 ) },
 			specularColorMap: { value: null },
 		}
 	] ),

src/renderers/shaders/UniformsLib.js

@@ -10,12 +10,12 @@ const UniformsLib = {
 
 	common: {
 
-		diffuse: { value: new Color( 0xffffff ) },
+		diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) },
 		opacity: { value: 1.0 },
 
 		map: { value: null },
-		uvTransform: { value: new Matrix3() },
-		uv2Transform: { value: new Matrix3() },
+		uvTransform: { value: /*@__PURE__*/ new Matrix3() },
+		uv2Transform: { value: /*@__PURE__*/ new Matrix3() },
 
 		alphaMap: { value: null },
 		alphaTest: { value: 0 }
@@ -68,7 +68,7 @@ const UniformsLib = {
 	normalmap: {
 
 		normalMap: { value: null },
-		normalScale: { value: new Vector2( 1, 1 ) }
+		normalScale: { value: /*@__PURE__*/ new Vector2( 1, 1 ) }
 
 	},
 
@@ -103,7 +103,7 @@ const UniformsLib = {
 		fogDensity: { value: 0.00025 },
 		fogNear: { value: 1 },
 		fogFar: { value: 2000 },
-		fogColor: { value: new Color( 0xffffff ) }
+		fogColor: { value: /*@__PURE__*/ new Color( 0xffffff ) }
 
 	},
 
@@ -188,27 +188,27 @@ const UniformsLib = {
 
 	points: {
 
-		diffuse: { value: new Color( 0xffffff ) },
+		diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) },
 		opacity: { value: 1.0 },
 		size: { value: 1.0 },
 		scale: { value: 1.0 },
 		map: { value: null },
 		alphaMap: { value: null },
 		alphaTest: { value: 0 },
-		uvTransform: { value: new Matrix3() }
+		uvTransform: { value: /*@__PURE__*/ new Matrix3() }
 
 	},
 
 	sprite: {
 
-		diffuse: { value: new Color( 0xffffff ) },
+		diffuse: { value: /*@__PURE__*/ new Color( 0xffffff ) },
 		opacity: { value: 1.0 },
-		center: { value: new Vector2( 0.5, 0.5 ) },
+		center: { value: /*@__PURE__*/ new Vector2( 0.5, 0.5 ) },
 		rotation: { value: 0.0 },
 		map: { value: null },
 		alphaMap: { value: null },
 		alphaTest: { value: 0 },
-		uvTransform: { value: new Matrix3() }
+		uvTransform: { value: /*@__PURE__*/ new Matrix3() }
 
 	}