Attempted improvements for outline performance

2025-05-02 16:12:47 +10:00
parent 3fa50a8965
commit 84a32581b7
2 changed files with 15 additions and 3 deletions
--- a/src/main/resources/assets/voxy/shaders/chunkoutline/outline.vsh
+++ b/src/main/resources/assets/voxy/shaders/chunkoutline/outline.vsh
@@ -11,7 +11,9 @@ layout(binding = 1, std430) restrict readonly buffer ChunkPosBuffer {
 };

 void main() {
-    ivec3 origin = ivec3(chunkPos[gl_InstanceID], 0).xzy;
+    uint id = gl_InstanceID+gl_BaseInstance+(gl_VertexID>>3);
+
+    ivec3 origin = ivec3(chunkPos[id], 0).xzy;
    origin -= section.xyz;

    ivec3 cubeCornerI = ivec3(gl_VertexID&1, (gl_VertexID>>2)&1, (gl_VertexID>>1)&1);