mirror of
https://github.com/encounter/dawn-cmake.git
synced 2025-08-05 19:55:37 +00:00
51cfe26bb7
Use the new semantic constant value information to significantly reduce the complex indexing logic emitted for UBO accesses. This will dramatically reduce the number of `for` loops that are decayed to `while` loops. Change-Id: I1b0adb5edde2b4ed39c6beafc2e28106b86e0edd Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/57701 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: James Price <jrprice@google.com>
91 lines
2.8 KiB
HLSL
91 lines
2.8 KiB
HLSL
Texture2D<float4> src : register(t0, space0);
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Texture2D<float4> tint_symbol : register(t1, space0);
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RWByteAddressBuffer output : register(u2, space0);
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cbuffer cbuffer_uniforms : register(b3, space0) {
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uint4 uniforms[2];
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};
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bool aboutEqual(float value, float expect) {
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return (abs((value - expect)) < 0.001f);
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}
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struct tint_symbol_2 {
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uint3 GlobalInvocationID : SV_DispatchThreadID;
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};
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[numthreads(1, 1, 1)]
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void main(tint_symbol_2 tint_symbol_1) {
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const uint3 GlobalInvocationID = tint_symbol_1.GlobalInvocationID;
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int2 tint_tmp;
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src.GetDimensions(tint_tmp.x, tint_tmp.y);
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const int2 srcSize = tint_tmp;
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int2 tint_tmp_1;
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tint_symbol.GetDimensions(tint_tmp_1.x, tint_tmp_1.y);
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const int2 dstSize = tint_tmp_1;
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const uint2 dstTexCoord = uint2(GlobalInvocationID.xy);
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const float4 nonCoveredColor = float4(0.0f, 1.0f, 0.0f, 1.0f);
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bool success = true;
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bool tint_tmp_4 = (dstTexCoord.x < uniforms[1].x);
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if (!tint_tmp_4) {
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tint_tmp_4 = (dstTexCoord.y < uniforms[1].y);
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}
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bool tint_tmp_3 = (tint_tmp_4);
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if (!tint_tmp_3) {
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tint_tmp_3 = (dstTexCoord.x >= (uniforms[1].x + uniforms[1].z));
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}
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bool tint_tmp_2 = (tint_tmp_3);
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if (!tint_tmp_2) {
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tint_tmp_2 = (dstTexCoord.y >= (uniforms[1].y + uniforms[1].w));
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}
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if ((tint_tmp_2)) {
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bool tint_tmp_5 = success;
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if (tint_tmp_5) {
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tint_tmp_5 = all((tint_symbol.Load(int3(dstTexCoord, 0)) == nonCoveredColor));
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}
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success = (tint_tmp_5);
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} else {
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uint2 srcTexCoord = ((dstTexCoord - uniforms[1].xy) + uniforms[0].zw);
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if ((uniforms[0].x == 1u)) {
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srcTexCoord.y = ((uint(srcSize.y) - srcTexCoord.y) - 1u);
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}
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const float4 srcColor = src.Load(int3(srcTexCoord, 0));
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const float4 dstColor = tint_symbol.Load(int3(dstTexCoord, 0));
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if ((uniforms[0].y == 2u)) {
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bool tint_tmp_7 = success;
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if (tint_tmp_7) {
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tint_tmp_7 = aboutEqual(dstColor.r, srcColor.r);
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}
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bool tint_tmp_6 = (tint_tmp_7);
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if (tint_tmp_6) {
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tint_tmp_6 = aboutEqual(dstColor.g, srcColor.g);
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}
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success = (tint_tmp_6);
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} else {
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bool tint_tmp_11 = success;
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if (tint_tmp_11) {
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tint_tmp_11 = aboutEqual(dstColor.r, srcColor.r);
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}
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bool tint_tmp_10 = (tint_tmp_11);
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if (tint_tmp_10) {
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tint_tmp_10 = aboutEqual(dstColor.g, srcColor.g);
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}
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bool tint_tmp_9 = (tint_tmp_10);
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if (tint_tmp_9) {
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tint_tmp_9 = aboutEqual(dstColor.b, srcColor.b);
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}
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bool tint_tmp_8 = (tint_tmp_9);
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if (tint_tmp_8) {
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tint_tmp_8 = aboutEqual(dstColor.a, srcColor.a);
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}
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success = (tint_tmp_8);
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}
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}
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const uint outputIndex = ((GlobalInvocationID.y * uint(dstSize.x)) + GlobalInvocationID.x);
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if (success) {
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output.Store((4u * outputIndex), asuint(1u));
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} else {
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output.Store((4u * outputIndex), asuint(0u));
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}
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return;
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}
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