//This file is automatically rebuilt by the Cesium build process. export default "varying 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\ gl_FragColor = vec4(1.0, 1.0, 0.0, 1.0);\n\ }\n\ else\n\ {\n\ discard;\n\ }\n\ \n\ czm_writeLogDepth();\n\ }\n\ ";