71 lines
2.0 KiB
GLSL
71 lines
2.0 KiB
GLSL
/*
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Complementary Shaders by EminGT, based on BSL Shaders by Capt Tatsu
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*/
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#include "/lib/util/reprojection.glsl"
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ivec2 neighbourhoodOffsets[8] = ivec2[8](
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ivec2(-1, -1),
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ivec2( 0, -1),
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ivec2( 1, -1),
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ivec2(-1, 0),
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ivec2( 1, 0),
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ivec2(-1, 1),
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ivec2( 0, 1),
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ivec2( 1, 1)
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);
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void NeighbourhoodClamping(vec3 color, inout vec3 tempColor, float depth, inout float edge) {
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vec3 minclr = color, maxclr = color;
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ivec2 texelCoord = ivec2(gl_FragCoord.xy);
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for (int i = 0; i < 8; i++) {
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float depthCheck = texelFetch(depthtex1, texelCoord + neighbourhoodOffsets[i], 0).r;
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if (abs(GetLinearDepth(depthCheck) - GetLinearDepth(depth)) > 0.09) edge = 0.25;
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vec3 clr = texelFetch(colortex1, texelCoord + neighbourhoodOffsets[i], 0).rgb;
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minclr = min(minclr, clr); maxclr = max(maxclr, clr);
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}
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tempColor = clamp(tempColor, minclr, maxclr);
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}
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void TAA(inout vec3 color, inout vec4 temp) {
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float depth = texture2D(depthtex1, texCoord).r;
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float noTAA = texture2D(colortex7, texCoord).r;
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if (depth < 0.56 || noTAA > 0.5) { // Fixes entities and hand
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return;
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}
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vec3 coord = vec3(texCoord, depth);
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vec2 prvCoord = Reprojection(coord);
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vec2 view = vec2(viewWidth, viewHeight);
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vec3 tempColor = texture2D(colortex2, prvCoord).gba;
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if (tempColor == vec3(0.0)) { // Fixes the first frame
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temp = vec4(temp.r, color);
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return;
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}
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float edge = 0.0;
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NeighbourhoodClamping(color, tempColor, depth, edge);
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vec2 velocity = (texCoord - prvCoord.xy) * view;
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float blendFactor = float(prvCoord.x > 0.0 && prvCoord.x < 1.0 &&
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prvCoord.y > 0.0 && prvCoord.y < 1.0);
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#if AA == 2 || AA == 3
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float blendMinimum = 0.3;
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#elif AA == 4
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float blendMinimum = 0.6;
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#endif
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float blendVariable = 0.25;
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float blendConstant = 0.65;
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float lengthVelocity = length(velocity) * 50;
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blendFactor *= max(exp(-lengthVelocity) * blendVariable + blendConstant - lengthVelocity * edge, blendMinimum);
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color = mix(color, tempColor, blendFactor);
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temp = vec4(temp.r, color);
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//if (edge > 0.05) color.rgb = vec3(1.0, 0.0, 1.0);
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} |