iridescenceParsFragment top-level constant
          
          String
          const iridescenceParsFragment
          
        
        
        
Implementation
const String iridescenceParsFragment = /* glsl */'''
#ifdef USE_IRIDESCENCEMAP
	uniform sampler2D iridescenceMap;
#endif
#ifdef USE_IRIDESCENCE_THICKNESSMAP
	uniform sampler2D iridescenceThicknessMap;
#endif
''';