@openhps/core/src/three/renderers/shaders/ShaderChunk/roughnessmap_fragment.glsl.js

Open Hybrid Positioning System - Core component

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _default = exports.default = /* glsl */`
float roughnessFactor = roughness;

#ifdef USE_ROUGHNESSMAP

	vec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );

	// reads channel G, compatible with a combined OcclusionRoughnessMetallic (RGB) texture
	roughnessFactor *= texelRoughness.g;

#endif
`;