feat: deferred shading (day 2)

res/shaders/lib/lighting.glsl

@@ -1,12 +1,6 @@
 #ifndef LIGHTING_GLSL_
 #define LIGHTING_GLSL_
 
-uniform float u_fogFactor;
-uniform float u_fogCurve;
-uniform float u_weatherFogOpacity;
-uniform float u_weatherFogDencity;
-uniform float u_weatherFogCurve;
-
 float calc_torch_light(vec3 normal, vec3 modelpos) {
     return max(0.0, 1.0 - distance(u_cameraPos, modelpos) / u_torchlightDistance)
          * max(0.0, -dot(normal, normalize(modelpos - u_cameraPos)));
@@ -16,13 +10,4 @@ vec3 calc_screen_normal(vec3 normal) {
     return transpose(inverse(mat3(u_view * u_model))) * normal;
 }
 
-float calc_fog(float depth) {
-    return min(
-        1.0,
-        max(pow(depth * u_fogFactor, u_fogCurve),
-            min(pow(depth * u_weatherFogDencity, u_weatherFogCurve),
-                u_weatherFogOpacity))
-    );
-}
-
 #endif // LIGHTING_GLSL_