51 lines
No EOL
1.9 KiB
Text
51 lines
No EOL
1.9 KiB
Text
#version 450
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layout(binding = 0) uniform UniformBufferObject {
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mat4 model;
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mat4 geom_rot;
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mat4 view;
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mat4 proj;
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vec3 camera_pos;
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bool[16] use_geom_shader;
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} ubo;
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layout(binding = 3) readonly buffer CompoundBuffer {
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uint compounds[];
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};
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layout(binding = 4) readonly buffer ColorBuffer {
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uint grid_in[];
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};
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layout(binding = 9) readonly buffer TransparentBuffer {
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bool transparent_grid[];
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};
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layout(binding = 8) buffer SizeBuffer3D {
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uint grid_size_in[];
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};
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layout (local_size_x = 16, local_size_y = 1, local_size_z = 1) in;
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void main() {
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uint index = gl_GlobalInvocationID.x;
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uint output_offset = 0;
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uint compound_start = 0;
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// iterate over the compounds and find the work index inside of it
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while (index > compounds[compound_start] * compounds[compound_start]) {
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output_offset += compounds[compound_start] * compounds[compound_start] * compounds[compound_start] * 2;
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index -= compounds[compound_start] * compounds[compound_start];
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compound_start = compounds[compound_start + 2];
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}
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// grid pos in the task
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uint compound_grid_size = compounds[compound_start];
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float compound_scale = uintBitsToFloat(compounds[compound_start + 1]);
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vec3 mid_offset = vec3(compound_scale * 0.5, compound_scale * 0.5, compound_scale * 0.5);
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uint x = index % compound_grid_size;
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uint y = ((index) % (compound_grid_size * compound_grid_size) - x) / (compound_grid_size);
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uint z = (index - x - y * compound_grid_size) / (compound_grid_size * compound_grid_size);
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uint size_x = grid_size_in[output_offset + (x * compound_grid_size * compound_grid_size + y * compound_grid_size + z) * 3];
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uint size_y = grid_size_in[output_offset + (x * compound_grid_size * compound_grid_size + y * compound_grid_size + z) * 3 + 1];
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uint size_z = grid_size_in[output_offset + (x * compound_grid_size * compound_grid_size + y * compound_grid_size + z) * 3 + 2];
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} |