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Added persistent ambiance back

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This commit is contained in:
Joshua Barretto 2019-09-24 21:05:53 +01:00
parent 8e2f810883
commit dfcdd5656b
1 changed files with 6 additions and 4 deletions
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10
assets/voxygen/shaders/include/sky.glsl
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@ -30,7 +30,7 @@ float get_sun_brightness(vec3 sun_dir) {
return max(-sun_dir.z + 0.6, 0.0);
}
const float PERSISTENT_AMBIANCE = 0.008;
const float PERSISTENT_AMBIANCE = 0.1;
void get_sun_diffuse(vec3 norm, float time_of_day, out vec3 light, out vec3 diffuse_light, out vec3 ambient_light) {
const float SUN_AMBIANCE = 0.1;
@ -51,9 +51,11 @@ void get_sun_diffuse(vec3 norm, float time_of_day, out vec3 light, out vec3 diff
max(-sun_dir.z, 0)
);
light = vec3(sun_color * sun_light);
diffuse_light = light * (dot(-norm, sun_dir) * 0.5 + 0.5);
ambient_light = vec3((SUN_AMBIANCE + PERSISTENT_AMBIANCE) * sun_light);
vec3 sun_chroma = sun_color * sun_light;
light = vec3(sun_chroma + PERSISTENT_AMBIANCE);
diffuse_light = sun_chroma * (dot(-norm, sun_dir) * 0.5 + 0.5);
ambient_light = vec3(SUN_AMBIANCE * sun_light + PERSISTENT_AMBIANCE);
}
// This has been extracted into a function to allow quick exit when detecting a star.