cesiumDemo/Source/Shaders/PostProcessStages/AmbientOcclusionModulate.js

//This file is automatically rebuilt by the Cesium build process.
export default "uniform sampler2D colorTexture;\n\
uniform sampler2D ambientOcclusionTexture;\n\
uniform bool ambientOcclusionOnly;\n\
varying vec2 v_textureCoordinates;\n\
void main(void)\n\
{\n\
vec3 color = texture2D(colorTexture, v_textureCoordinates).rgb;\n\
vec3 ao = texture2D(ambientOcclusionTexture, v_textureCoordinates).rgb;\n\
gl_FragColor.rgb = ambientOcclusionOnly ? ao : ao * color;\n\
}\n\
";