stk-code_catmod/data/shaders/godfade.frag

19 lines
318 B
GLSL

#version 330 compatibility
uniform sampler2D tex;
uniform vec3 col;
out vec4 FragColor;
void main()
{
vec4 res = texture(tex, gl_TexCoord[0].xy);
// Keep the sun fully bright, but fade the sky
float mul = distance(res.xyz, col);
mul = step(mul, 0.02);
mul *= 0.97;
res = res * vec4(mul);
FragColor = res;
}