Updated builds.

build/three.cjs

@@ -14210,6 +14210,7 @@ const UniformsLib = {
 		scale: { value: 1.0 },
 		map: { value: null },
 		alphaMap: { value: null },
+		alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaTest: { value: 0 },
 		uvTransform: { value: /*@__PURE__*/ new Matrix3() }
 
@@ -14224,6 +14225,7 @@ const UniformsLib = {
 		map: { value: null },
 		mapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaMap: { value: null },
+		alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaTest: { value: 0 }
 
 	}
@@ -27150,6 +27152,8 @@ function WebGLMaterials( renderer, properties ) {
 
 			uniforms.alphaMap.value = material.alphaMap;
 
+			refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 		}
 
 		if ( material.alphaTest > 0 ) {
@@ -27178,6 +27182,8 @@ function WebGLMaterials( renderer, properties ) {
 
 			uniforms.alphaMap.value = material.alphaMap;
 
+			refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 		}
 
 		if ( material.alphaTest > 0 ) {

build/three.js

@@ -14215,6 +14215,7 @@ console.warn( 'Scripts "build/three.js" and "build/three.min.js" are deprecated
 			scale: { value: 1.0 },
 			map: { value: null },
 			alphaMap: { value: null },
+			alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 			alphaTest: { value: 0 },
 			uvTransform: { value: /*@__PURE__*/ new Matrix3() }
 
@@ -14229,6 +14230,7 @@ console.warn( 'Scripts "build/three.js" and "build/three.min.js" are deprecated
 			map: { value: null },
 			mapTransform: { value: /*@__PURE__*/ new Matrix3() },
 			alphaMap: { value: null },
+			alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 			alphaTest: { value: 0 }
 
 		}
@@ -27155,6 +27157,8 @@ console.warn( 'Scripts "build/three.js" and "build/three.min.js" are deprecated
 
 				uniforms.alphaMap.value = material.alphaMap;
 
+				refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 			}
 
 			if ( material.alphaTest > 0 ) {
@@ -27183,6 +27187,8 @@ console.warn( 'Scripts "build/three.js" and "build/three.min.js" are deprecated
 
 				uniforms.alphaMap.value = material.alphaMap;
 
+				refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 			}
 
 			if ( material.alphaTest > 0 ) {

build/three.module.js

@@ -14208,6 +14208,7 @@ const UniformsLib = {
 		scale: { value: 1.0 },
 		map: { value: null },
 		alphaMap: { value: null },
+		alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaTest: { value: 0 },
 		uvTransform: { value: /*@__PURE__*/ new Matrix3() }
 
@@ -14222,6 +14223,7 @@ const UniformsLib = {
 		map: { value: null },
 		mapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaMap: { value: null },
+		alphaMapTransform: { value: /*@__PURE__*/ new Matrix3() },
 		alphaTest: { value: 0 }
 
 	}
@@ -27148,6 +27150,8 @@ function WebGLMaterials( renderer, properties ) {
 
 			uniforms.alphaMap.value = material.alphaMap;
 
+			refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 		}
 
 		if ( material.alphaTest > 0 ) {
@@ -27176,6 +27180,8 @@ function WebGLMaterials( renderer, properties ) {
 
 			uniforms.alphaMap.value = material.alphaMap;
 
+			refreshTransformUniform( material.alphaMap, uniforms.alphaMapTransform );
+
 		}
 
 		if ( material.alphaTest > 0 ) {