Sha256: 44b8701549229fbc03e007ddd12f80034f552dc219ef1b8ea22eace76f327950
Contents?: true
Size: 873 Bytes
Versions: 15
Compression:
Stored size: 873 Bytes
Contents
uniform vec3 u_color;
varying vec2 v_textureCoordinates;
void main()
{
// TODO: make arbitrary ellipsoid
czm_ellipsoid ellipsoid = czm_getWgs84EllipsoidEC();
vec3 direction = normalize(czm_windowToEyeCoordinates(gl_FragCoord).xyz);
czm_ray ray = czm_ray(vec3(0.0), direction);
czm_raySegment intersection = czm_rayEllipsoidIntersectionInterval(ray, ellipsoid);
if (!czm_isEmpty(intersection))
{
vec3 positionEC = czm_pointAlongRay(ray, intersection.start);
vec3 positionMC = (czm_inverseModelView * vec4(positionEC, 1.0)).xyz;
vec3 normalMC = normalize(czm_geodeticSurfaceNormal(positionMC, vec3(0.0), vec3(1.0)));
vec3 normalEC = normalize(czm_normal * normalMC);
vec3 startDayColor = u_color;
gl_FragColor = vec4(startDayColor, 1.0);
}
else
{
discard;
}
}
Version data entries
15 entries across 15 versions & 1 rubygems