Bliss-Shader/shaders/lib/voxel_write.glsl
2024-05-02 23:38:35 -04:00

12 lines
400 B
GLSL

ivec3 GetVoxelIndex(const in vec3 playerPos) {
vec3 cameraOffset = fract(cameraPosition);
return ivec3(floor(playerPos + cameraOffset) + VoxelSize3/2u);
}
void SetVoxelBlock(const in vec3 playerPos, const in uint blockId) {
ivec3 voxelPos = GetVoxelIndex(playerPos);
if (clamp(voxelPos, ivec3(0), ivec3(VoxelSize-1u)) != voxelPos) return;
imageStore(imgVoxelMask, voxelPos, uvec4(blockId));
}