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micro optimizations

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This commit is contained in:
mcrcortex
2025-06-22 21:51:07 +10:00
parent 4f6b0aa04d
commit e1b4e1ea6a
1 changed files with 4 additions and 16 deletions
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20
src/main/resources/assets/voxy/shaders/lod/gl46/quads2.vert
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@@ -52,29 +52,17 @@ vec4 getFaceSize(uint faceData) {
vec4 faceOffsetsSizes = extractFaceSizes(faceData); vec4 faceOffsetsSizes = extractFaceSizes(faceData);
//Expand the quads by a very small amount (because of the subtraction after this also becomes an implicit add)
faceOffsetsSizes.xz -= vec2(EPSILON);
//Make the end relative to the start //Make the end relative to the start
faceOffsetsSizes.yw -= faceOffsetsSizes.xz; faceOffsetsSizes.yw -= faceOffsetsSizes.xz;
//Expand the quads by a very small amount
faceOffsetsSizes.xz -= vec2(EPSILON);
faceOffsetsSizes.yw += vec2(EPSILON);
return faceOffsetsSizes; return faceOffsetsSizes;
} }
//TODO: make branchless by using ternaries i think
vec3 swizzelDataAxis(uint axis, vec3 data) { vec3 swizzelDataAxis(uint axis, vec3 data) {
if (axis == 0) { //Up/down return mix(mix(data.zxy,data.xzy,axis==0),data,axis==1);
data = data.xzy;
}
//Not needed, here for readability
//if (axis == 1) {//north/south
// offset = offset.xyz;
//}
if (axis == 2) { //west/east
data = data.zxy;
}
return data;
} }
uint extractDetail(uvec2 encPos) { uint extractDetail(uvec2 encPos) {