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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | //This file is automatically rebuilt by the Cesium build process.
export default "in vec4 positionEC;\n\
\n\
void main()\n\
{\n\
vec3 position;\n\
vec3 direction;\n\
if (czm_orthographicIn3D == 1.0)\n\
{\n\
vec2 uv = (gl_FragCoord.xy - czm_viewport.xy) / czm_viewport.zw;\n\
vec2 minPlane = vec2(czm_frustumPlanes.z, czm_frustumPlanes.y); // left, bottom\n\
vec2 maxPlane = vec2(czm_frustumPlanes.w, czm_frustumPlanes.x); // right, top\n\
position = vec3(mix(minPlane, maxPlane, uv), 0.0);\n\
direction = vec3(0.0, 0.0, -1.0);\n\
} \n\
else \n\
{\n\
position = vec3(0.0);\n\
direction = normalize(positionEC.xyz);\n\
}\n\
\n\
czm_ray ray = czm_ray(position, direction);\n\
\n\
vec3 ellipsoid_center = czm_view[3].xyz;\n\
\n\
czm_raySegment intersection = czm_rayEllipsoidIntersectionInterval(ray, ellipsoid_center, czm_ellipsoidInverseRadii);\n\
if (!czm_isEmpty(intersection))\n\
{\n\
out_FragColor = vec4(1.0, 1.0, 0.0, 1.0);\n\
}\n\
else\n\
{\n\
discard;\n\
}\n\
\n\
czm_writeLogDepth();\n\
}\n\
";
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