mirror of
https://github.com/X0nk/Bliss-Shader.git
synced 2026-10-10 05:03:04 +08:00
Xonk
60 lines
1.9 KiB
GLSL
60 lines
1.9 KiB
GLSL
#include "/lib/settings.glsl"
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#include "/lib/macro_lod_mod.glsl"
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uniform sampler2D colortex4;
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uniform sampler2D colortex1;
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uniform sampler2D colortex12;
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uniform vec2 texelSize;
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uniform sampler2D depthtex0;
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uniform sampler2D depthtex1;
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uniform float near;
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uniform float far;
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float linZ(float depth) {
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return (2.0 * near) / (far + near - depth * (far - near));
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}
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float DH_linZ(float dist) {
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return (2.0 * LOD_NEARPLANE) / (LOD_FARPLANE + LOD_NEARPLANE - dist * (LOD_FARPLANE - LOD_NEARPLANE));
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}
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float DH_invLinZ (float lindepth){
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return -((2.0*LOD_NEARPLANE/lindepth)-LOD_FARPLANE-LOD_NEARPLANE)/(LOD_FARPLANE-LOD_NEARPLANE);
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}
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void convertHandDepth(inout float depth) {
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float ndcDepth = depth * 2.0 - 1.0;
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ndcDepth /= MC_HAND_DEPTH;
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depth = ndcDepth * 0.5 + 0.5;
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}
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vec2 decodeVec2(float a){
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const vec2 constant1 = 65535. / vec2( 256., 65536.);
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const float constant2 = 256. / 255.;
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return fract( a * constant1 ) * constant2 ;
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}
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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//////////////////////////////VOID MAIN//////////////////////////////
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void main() {
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/* RENDERTARGETS:4,12 */
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vec3 oldTex = texelFetch(colortex4, ivec2(gl_FragCoord.xy), 0).xyz;
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float newTex = texelFetch(depthtex1, ivec2(gl_FragCoord.xy*4), 0).x;
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float dataUnpacked = decodeVec2(texelFetch(colortex1,ivec2(gl_FragCoord.xy*4),0).w).y;
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bool hand = abs(dataUnpacked-0.75) < 0.01;
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if(hand) convertHandDepth(newTex);
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#ifdef USING_LOD_MOD
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float QuarterResDepth = texelFetch(LOD_DEPTHTEX0, ivec2(gl_FragCoord.xy*4), 0).x;
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QuarterResDepth = DH_linZ(QuarterResDepth);
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gl_FragData[1].a = QuarterResDepth*QuarterResDepth*65000.0;
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#endif
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newTex = linZ(newTex);
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gl_FragData[0] = vec4(oldTex, newTex*newTex*65000.0);
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} |