fix:Unable to set the correct unpackAlignment when cubeTexture is set to dataTexture

src/renderers/webgl/WebGLTextures.js

@@ -712,6 +712,8 @@ function WebGLTextures( _gl, extensions, state, properties, capabilities, utils,
 
 		const isCompressed = ( texture && ( texture.isCompressedTexture || texture.image[ 0 ].isCompressedTexture ) );
 		const isDataTexture = ( texture.image[ 0 ] && texture.image[ 0 ].isDataTexture );
+		
+		if ( texture.image[ 0 ] ) _gl.pixelStorei(_gl.UNPACK_ALIGNMENT, texture.image[ 0 ].unpackAlignment);
 
 		const cubeImage = [];