Backups/Bliss-Shader
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temporary solution to the "render clouds as fog" cloud plane curvature seperation.

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Xonk 2023-12-31 18:02:53 -05:00
parent f47e212d86
commit 24f546b8fa
2 changed files with 7 additions and 7 deletions
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2
shaders/lib/ROBOBO_sky.glsl
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@ -95,7 +95,7 @@ vec3 sky_transmittance(vec3 position, vec3 direction, const float steps) {
vec3 calculateAtmosphere(vec3 background, vec3 viewVector, vec3 upVector, vec3 sunVector, vec3 moonVector, out vec2 pid, out vec3 transmittance, const int iSteps, float noise) {
const int jSteps = 4;
float planetGround = exp(-100 * pow(max(-viewVector.y*5,0.0),2)); // darken the ground in the sky.
float planetGround = exp(-100 * pow(max(-viewVector.y*5 +0.2,0.0),2)); // darken the ground in the sky.
float GroundDarkening = max(planetGround * 0.7+0.3,clamp(sunVector.y*2.0,0.0,1.0));
vec3 viewPos = (sky_planetRadius + eyeAltitude) * upVector;

12
shaders/lib/volumetricClouds.glsl
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@ -240,10 +240,10 @@ vec4 renderClouds(
maxIT_clouds = int(clamp(maxIT_clouds / sqrt(exp2(viewPos.y)),0.0, maxIT));
maxIT_clouds = 30;
vec3 dV_view = normalize(viewPos.xyz);
dV_view.y += 0.05 * heightRelativeToClouds;
// this is the cloud curvature.
// dV_view.y += 0.05 * heightRelativeToClouds;
dV_view *= 300/abs(dV_view.y)/maxIT_clouds;
@ -270,9 +270,9 @@ vec4 renderClouds(
float atmosphere = exp(abs(forg.y) * -5.0);
vec3 scatter = exp(-10000.0 * rC * atmosphere) * distantfog;
directScattering *= scatter;
directMultiScattering *= scatter;
sunIndirectScattering *= scatter;
directScattering *= distantfog;
directMultiScattering *= distantfog;
sunIndirectScattering *= distantfog;
#ifdef Cumulus
for(int i = 0; i < maxIT_clouds; i++) {