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49 lines
2.1 KiB
49 lines
2.1 KiB
// This file is part of the FidelityFX SDK.
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//
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// Copyright (C) 2024 Advanced Micro Devices, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files(the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and /or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions :
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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Texture2D<float4> r_in : register(t0);
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RWTexture2D<float4> rw_out : register(u0);
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cbuffer cbBlit0 : register(b0) {
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int g_outChannelRed;
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int g_outChannelGreen;
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int g_outChannelBlue;
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float2 outChannelRedMinMax;
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float2 outChannelGreenMinMax;
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float2 outChannelBlueMinMax;
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};
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[numthreads(8, 8, 1)]
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void CS(uint3 globalID : SV_DispatchThreadID)
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{
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float4 srcColor = r_in[globalID.xy];
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// remap channels
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float4 dstColor = float4(srcColor[g_outChannelRed], srcColor[g_outChannelGreen], srcColor[g_outChannelBlue], 1.f);
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// apply offset and scale
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dstColor.rgb -= float3(outChannelRedMinMax.x, outChannelGreenMinMax.x, outChannelBlueMinMax.x);
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dstColor.rgb /= float3(outChannelRedMinMax.y - outChannelRedMinMax.x, outChannelGreenMinMax.y - outChannelGreenMinMax.x, outChannelBlueMinMax.y - outChannelBlueMinMax.x);
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rw_out[globalID.xy] = float4(dstColor);
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}
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