WebGLMaterials: Update Points and Sprites alphaTest.

src/renderers/shaders/UniformsLib.js

@@ -18,7 +18,7 @@ const UniformsLib = {
 		uv2Transform: { value: new Matrix3() },
 
 		alphaMap: { value: null },
-		alphaTest: { value: 0 }
+		alphaTest: { value: null }
 
 	},
 
@@ -194,6 +194,7 @@ const UniformsLib = {
 		scale: { value: 1.0 },
 		map: { value: null },
 		alphaMap: { value: null },
+		alphaTest: { value: null },
 		uvTransform: { value: new Matrix3() }
 
 	},
@@ -206,6 +207,7 @@ const UniformsLib = {
 		rotation: { value: 0.0 },
 		map: { value: null },
 		alphaMap: { value: null },
+		alphaTest: { value: null },
 		uvTransform: { value: new Matrix3() }
 
 	}

src/renderers/webgl/WebGLMaterials.js

@@ -336,6 +336,12 @@ function WebGLMaterials( properties ) {
 
 		}
 
+		if ( material.alphaTest > 0 ) {
+
+			uniforms.alphaTest.value = material.alphaTest;
+
+		}
+
 		// uv repeat and offset setting priorities
 		// 1. color map
 		// 2. alpha map
@@ -384,6 +390,12 @@ function WebGLMaterials( properties ) {
 
 		}
 
+		if ( material.alphaTest > 0 ) {
+
+			uniforms.alphaTest.value = material.alphaTest;
+
+		}
+
 		// uv repeat and offset setting priorities
 		// 1. color map
 		// 2. alpha map