transmissionFragment top-level property
String
transmissionFragment
getter/setter pair
Implementation
String transmissionFragment = """
#ifdef USE_TRANSMISSION
float transmissionAlpha = 1.0;
float transmissionFactor = transmission;
float thicknessFactor = thickness;
#ifdef USE_TRANSMISSIONMAP
transmissionFactor *= texture2D( transmissionMap, vUv ).r;
#endif
#ifdef USE_THICKNESSMAP
thicknessFactor *= texture2D( thicknessMap, vUv ).g;
#endif
vec3 pos = vWorldPosition;
vec3 v = normalize( cameraPosition - pos );
vec3 n = inverseTransformDirection( normal, viewMatrix );
vec4 transmission = getIBLVolumeRefraction(
n, v, roughnessFactor, material.diffuseColor, material.specularColor, material.specularF90,
pos, modelMatrix, viewMatrix, projectionMatrix, ior, thicknessFactor,
attenuationColor, attenuationDistance );
totalDiffuse = mix( totalDiffuse, transmission.rgb, transmissionFactor );
transmissionAlpha = transmission.a;
#endif
""";