HuangJiPC / public / static / three / src / renderers / shaders / ShaderChunk / specularmap_fragment.glsl.js

export default /* glsl */`
float specularStrength;

#ifdef USE_SPECULARMAP

	vec4 texelSpecular = texture2D( specularMap, vUv );
	specularStrength = texelSpecular.r;

#else

	specularStrength = 1.0;

#endif
`;