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forked from Rowland/EG
EG/Cesium-1.132/packages/engine/Source/Shaders/GroundAtmosphere.js
2025-08-25 17:48:13 +08:00

21 lines
755 B
JavaScript

//This file is automatically rebuilt by the Cesium build process.
export default "void computeAtmosphereScattering(vec3 positionWC, vec3 lightDirection, out vec3 rayleighColor, out vec3 mieColor, out float opacity) {\n\
\n\
vec3 cameraToPositionWC = positionWC - czm_viewerPositionWC;\n\
vec3 cameraToPositionWCDirection = normalize(cameraToPositionWC);\n\
czm_ray primaryRay = czm_ray(czm_viewerPositionWC, cameraToPositionWCDirection);\n\
\n\
float atmosphereInnerRadius = length(positionWC);\n\
\n\
computeScattering(\n\
primaryRay,\n\
length(cameraToPositionWC),\n\
lightDirection,\n\
atmosphereInnerRadius,\n\
rayleighColor,\n\
mieColor,\n\
opacity\n\
);\n\
}\n\
";