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Water Level/Reflectopm

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Onek8
2026-09-16 22:44:16 -07:00
parent 0bb4bceb57
commit fca51c7e61
1 changed files with 6 additions and 2 deletions
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leenkx/Shaders/water_pass/water_pass.frag.glsl
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@ -228,12 +228,16 @@ void main() {
// Blinn-Phong specular using half-vector, faded at horizon // Blinn-Phong specular using half-vector, faded at horizon
vec3 h = normalize(v + ld); vec3 h = normalize(v + ld);
float specAmount = pow(max(dot(n2, h), 0.0), 200.0) * (200.0 + 8.0) / (PI * 8.0); float specAmount = pow(max(dot(n2, h), 0.0), 200.0) * (200.0 + 8.0) / (PI * 8.0);
fragColor.rgb += specAmount * (isSky ? 0.3 : 1.0) * horizonFactor; fragColor.rgb += specAmount * (isSky ? 0.3 : 1.0);
// Depth fog - blend toward waterColor with depth, faded at horizon // Depth fog - blend toward waterColor with depth, faded at horizon
float depthFog = clamp(-(geomZ - waterLevel) * waterDensity, 0.0, 0.9); float depthFog = clamp(-(geomZ - waterLevel) * waterDensity, 0.0, 0.9);
fragColor.rgb = mix(fragColor.rgb, waterColor, depthFog * horizonFactor); fragColor.rgb = mix(fragColor.rgb, waterColor, depthFog * horizonFactor);
// Alpha fades smoothly at horizon instead of hard cut // Alpha fades smoothly at horizon instead of hard cut
fragColor.a = isSky ? horizonFactor : clamp(abs(geomZ - waterLevel) * 5.0, 0.0, 1.0); // Skydome sits 3.5 below the camera (_skydomeMatrix), so its horizon
// appears where the ray z reaches -3.5 / domeRadius
float farPlane = cameraProj.y / (1.0 - cameraProj.x);
float horizonFade = clamp((-3.5 / (farPlane * 0.95) - vray.z) * 20.0, 0.0, 1.0);
fragColor.a = isSky ? horizonFade : clamp(abs(geomZ - waterLevel) * 5.0, 0.0, 1.0);
// Foam - based on actual geometry depth below water surface // Foam - based on actual geometry depth below water surface
float fd = isSky ? 1.0 : abs(geomZ - waterLevel); float fd = isSky ? 1.0 : abs(geomZ - waterLevel);