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Code Issues Releases Wiki Activity

Revert back to rational curve while allowing tweaking of DEPTH_FADE

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Qlonever 2023-04-12 09:46:22 -04:00 committed by elsid
parent b65ae956e3
commit 362d0cef74
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GPG key ID: 4DE04C198CBA7625
1 changed files with 6 additions and 3 deletions
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9
files/shaders/compatibility/water.frag
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@ -17,7 +17,7 @@
// tweakables -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
const float VISIBILITY = 2500.0;
const float DEPTH_FADE = 18.0; // how quickly shores fade into water
const float DEPTH_FADE = 0.2;
const float BIG_WAVES_X = 0.1; // strength of big waves
const float BIG_WAVES_Y = 0.1;
@ -191,12 +191,15 @@ void main(void)
vec3 refraction = sampleRefractionMap(screenCoords - screenCoordsOffset).rgb;
vec3 rawRefraction = refraction;
float depthCorrection;
// brighten up the refraction underwater
if (cameraPos.z < 0.0)
refraction = clamp(mix(refraction, waterColor, clamp(1.0 / (surfaceDepth * VISIBILITY), 0.0, 1.0)) * 1.5, 0.0, 1.0);
else
refraction = mix(refraction, waterColor, clamp(-1.0 * pow(0.5, DEPTH_FADE * waterDepthDistorted / VISIBILITY) + 1.0, 0.0, 1.0));
depthCorrection = sqrt(1.0 + 4.0 * DEPTH_FADE * DEPTH_FADE);
refraction = mix(refraction, waterColor, clamp(DEPTH_FADE * DEPTH_FADE / (-0.5 * depthCorrection + 0.5 - waterDepthDistorted / VISIBILITY) + 0.5 * depthCorrection + 0.5, 0.0, 1.0));
// sunlight scattering
// normal for sunlight scattering
vec3 lNormal = (normal0 * bigWaves.x * 0.5 + normal1 * bigWaves.y * 0.5 + normal2 * midWaves.x * 0.2 +