WebGLUniforms: Setters for arrays of 3D textures (#22847)

src/renderers/webgl/WebGLUniforms.js

@@ -690,7 +690,7 @@ function setValueV4uiArray( gl, v ) {
 }
 
 
-// Array of textures (2D / Cube)
+// Array of textures (2D / 3D / Cube / 2DArray)
 
 function setValueT1Array( gl, v, textures ) {
 
@@ -708,6 +708,22 @@ function setValueT1Array( gl, v, textures ) {
 
 }
 
+function setValueT3DArray( gl, v, textures ) {
+
+	const n = v.length;
+
+	const units = allocTexUnits( textures, n );
+
+	gl.uniform1iv( this.addr, units );
+
+	for ( let i = 0; i !== n; ++ i ) {
+
+		textures.setTexture3D( v[ i ] || emptyTexture3d, units[ i ] );
+
+	}
+
+}
+
 function setValueT6Array( gl, v, textures ) {
 
 	const n = v.length;
@@ -724,6 +740,23 @@ function setValueT6Array( gl, v, textures ) {
 
 }
 
+function setValueT2DArrayArray( gl, v, textures ) {
+
+	const n = v.length;
+
+	const units = allocTexUnits( textures, n );
+
+	gl.uniform1iv( this.addr, units );
+
+	for ( let i = 0; i !== n; ++ i ) {
+
+		textures.setTexture2DArray( v[ i ] || emptyTexture2dArray, units[ i ] );
+
+	}
+
+}
+
+
 // Helper to pick the right setter for a pure (bottom-level) array
 
 function getPureArraySetter( type ) {
@@ -756,12 +789,23 @@ function getPureArraySetter( type ) {
 		case 0x8b62: // SAMPLER_2D_SHADOW
 			return setValueT1Array;
 
+		case 0x8b5f: // SAMPLER_3D
+		case 0x8dcb: // INT_SAMPLER_3D
+		case 0x8dd3: // UNSIGNED_INT_SAMPLER_3D
+			return setValueT3DArray;
+
 		case 0x8b60: // SAMPLER_CUBE
 		case 0x8dcc: // INT_SAMPLER_CUBE
 		case 0x8dd4: // UNSIGNED_INT_SAMPLER_CUBE
 		case 0x8dc5: // SAMPLER_CUBE_SHADOW
 			return setValueT6Array;
 
+		case 0x8dc1: // SAMPLER_2D_ARRAY
+		case 0x8dcf: // INT_SAMPLER_2D_ARRAY
+		case 0x8dd7: // UNSIGNED_INT_SAMPLER_2D_ARRAY
+		case 0x8dc4: // SAMPLER_2D_ARRAY_SHADOW
+			return setValueT2DArrayArray;
+
 	}
 
 }