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INTERNAL REWORK. testers are needed.

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Xonk
2023-10-07 22:18:20 -04:00
parent 4d8a5105ed
commit a2fc114c4f
236 changed files with 5437 additions and 10283 deletions
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10
shaders/lib/nether_fog.glsl
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@ -37,7 +37,7 @@ float cloudVol(in vec3 pos){
}
vec4 GetVolumetricFog(
vec3 fragpos,
vec3 viewPos,
float dither,
float dither2
){
@ -46,7 +46,7 @@ vec4 GetVolumetricFog(
float absorbance = 1.0;
//project pixel position into projected shadowmap space
vec3 wpos = mat3(gbufferModelViewInverse) * fragpos + gbufferModelViewInverse[3].xyz;
vec3 wpos = mat3(gbufferModelViewInverse) * viewPos + gbufferModelViewInverse[3].xyz;
vec3 fragposition = mat3(shadowModelView) * wpos + shadowModelView[3].xyz;
fragposition = diagonal3(shadowProjection) * fragposition + shadowProjection[3].xyz;
@ -84,13 +84,13 @@ vec4 GetVolumetricFog(
// do background fog lighting
float Air = 0.01;
float AirDensity = 0.01;
vec3 vL1 = fogcolor / 20.0;
vL += (vL1 - vL1*exp(-Air*dd*dL)) * absorbance;
vL += (vL1 - vL1*exp(-AirDensity*dd*dL)) * absorbance;
vL += (vL0 - vL0*exp(-Density*dd*dL)) * absorbance;
absorbance *= exp(-(Density+Air)*dd*dL);
absorbance *= exp(-(Density+AirDensity)*dd*dL);
if (absorbance < 1e-5) break;
}