fireball/lib/renderers/shaders/ShaderChunk/shadowmask_pars_fragment.glsl
2018-12-25 17:29:22 +03:30

62 lines
1.3 KiB
GLSL

float getShadowMask() {
float shadow = 1.0;
#ifdef USE_SHADOWMAP
#if NUM_DIR_LIGHTS > 0
DirectionalLight directionalLight;
#pragma unroll_loop
for ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {
directionalLight = directionalLights[ i ];
shadow *= bool( directionalLight.shadow ) ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;
}
#endif
#if NUM_SPOT_LIGHTS > 0
SpotLight spotLight;
#pragma unroll_loop
for ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {
spotLight = spotLights[ i ];
shadow *= bool( spotLight.shadow ) ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowBias, spotLight.shadowRadius, vSpotShadowCoord[ i ] ) : 1.0;
}
#endif
#if NUM_POINT_LIGHTS > 0
PointLight pointLight;
#pragma unroll_loop
for ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {
pointLight = pointLights[ i ];
shadow *= bool( pointLight.shadow ) ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;
}
#endif
/*
#if NUM_RECT_AREA_LIGHTS > 0
// TODO (abelnation): update shadow for Area light
#endif
*/
#endif
return shadow;
}