42 lines
1.5 KiB
HLSL
42 lines
1.5 KiB
HLSL
#define XE_EDRAM_WRITE_ONLY
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#include "edram_load_store.hlsli"
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[numthreads(40, 16, 1)]
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void main(uint3 xe_group_id : SV_GroupID,
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uint3 xe_group_thread_id : SV_GroupThreadID,
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uint3 xe_thread_id : SV_DispatchThreadID) {
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// 1 thread = 2 guest samples (all the pixels of it, no matter whether the
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// resolution scale is 1x or 2x).
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uint4 clear_rect;
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clear_rect.xz = xe_edram_clear_rect & 0xFFFFu;
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clear_rect.yw = xe_edram_clear_rect >> 16u;
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uint2 sample_index = xe_thread_id.xy;
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sample_index.x *= 2u;
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bool4 x_in_rect =
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sample_index.x >= clear_rect.x && sample_index.x < clear_rect.z;
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[branch] if (sample_index.y < clear_rect.y ||
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sample_index.y >= clear_rect.w || !any(x_in_rect)) {
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return;
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}
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uint2 tile_sample_index = xe_group_thread_id.xy;
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tile_sample_index.x *= 2u;
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uint edram_offset = XeEDRAMOffset32bpp(xe_group_id.xy, tile_sample_index);
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[branch] if (XeEDRAMScaleLog2() != 0u) {
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[branch] if (x_in_rect.x) {
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xe_edram_load_store_dest.Store4(edram_offset,
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xe_edram_clear_color32.xxxx);
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}
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[branch] if (x_in_rect.y) {
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xe_edram_load_store_dest.Store4(edram_offset + 16u,
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xe_edram_clear_color32.xxxx);
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}
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} else {
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[branch] if (x_in_rect.x) {
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xe_edram_load_store_dest.Store(edram_offset, xe_edram_clear_color32);
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}
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[branch] if (x_in_rect.y) {
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xe_edram_load_store_dest.Store(edram_offset + 4u, xe_edram_clear_color32);
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}
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}
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}
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