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slightly improve edges with volumetric upsampling

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Xonk
2025-03-31 20:31:00 -04:00
parent 5a278d61ed
commit 450ec181e4
2 changed files with 18 additions and 11 deletions
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27
shaders/dimensions/composite3.fsh
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@ -319,30 +319,34 @@ vec4 bilateralUpsample(out float outerEdgeResults, float referenceDepth, sampler
float edgeSum = 0.0;
float threshold = 0.005;
vec2 UV = gl_FragCoord.xy + 2 + (ivec2(gl_FragCoord.xy + frameCounter)%2)*2;
vec2 coord = gl_FragCoord.xy - 1.5;
vec2 UV = coord;
const ivec2 SCALE = ivec2(1.0/VL_RENDER_RESOLUTION);
ivec2 UV_DEPTH = ivec2(UV*VL_RENDER_RESOLUTION)*SCALE;
ivec2 UV_COLOR = ivec2(UV*VL_RENDER_RESOLUTION);
ivec2 UV_NOISE = ivec2(gl_FragCoord.xy*texelSize + 1);
ivec2[4] OFFSET = ivec2[4] (
ivec2(-2, -2),
ivec2(-2, 0),
ivec2( 0, 0),
ivec2( 0, -2)
ivec2 OFFSET[5] = ivec2[](
ivec2(-1,-1),
ivec2( 1, 1),
ivec2(-1, 1),
ivec2( 1,-1),
ivec2( 0, 0)
);
for(int i = 0; i < 4; i++) {
for(int i = 0; i < 5; i++) {
#ifdef DISTANT_HORIZONS
float offsetDepth = sqrt(texelFetch2D(depth, UV_DEPTH + OFFSET[i] * SCALE,0).a/65000.0);
float offsetDepth = sqrt(texelFetch2D(depth, UV_DEPTH + (OFFSET[i] + UV_NOISE) * SCALE,0).a/65000.0);
#else
float offsetDepth = ld(texelFetch2D(depth, UV_DEPTH + OFFSET[i] * SCALE, 0).r);
float offsetDepth = ld(texelFetch2D(depth, UV_DEPTH + (OFFSET[i] + UV_NOISE) * SCALE, 0).r);
#endif
float edgeDiff = abs(offsetDepth - referenceDepth) < threshold ? 1.0 : 1e-7;
outerEdgeResults = max(outerEdgeResults, clamp(referenceDepth - offsetDepth,0.0,1.0));
vec4 offsetColor = texelFetch2D(colortex0, UV_COLOR + OFFSET[i], 0).rgba;
vec4 offsetColor = texelFetch2D(colortex0, UV_COLOR + OFFSET[i] + UV_NOISE, 0).rgba;
colorSum += offsetColor*edgeDiff;
edgeSum += edgeDiff;
@ -371,6 +375,9 @@ vec4 VLTemporalFiltering(vec3 viewPos, in float referenceDepth, sampler2D depth)
// pass a mask to only show upsampled color around the edges of blocks. this is so it doesnt blur reprojected results.
float outerEdgeResults = 0.0;
vec4 upsampledCurrentFrame = bilateralUpsample(outerEdgeResults, referenceDepth, depth);
// vec4 upsampledCurrentFrame = BilateralUpscale(colortex0, depth, gl_FragCoord.xy - 1.5, referenceDepth);
// return vec4(outerEdgeResults,0,0,1);
// return upsampledCurrentFrame;
if (previousPosition.x < 0.0 || previousPosition.y < 0.0 || previousPosition.x > 1.0 || previousPosition.y > 1.0) return currentFrame;