// This file is part of the FidelityFX SDK. // // Copyright (C) 2024 Advanced Micro Devices, Inc. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files(the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and /or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions : // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. #include "ffx_fsr1_resources.h" #if defined(FFX_GPU) #ifdef __hlsl_dx_compiler #pragma dxc diagnostic push #pragma dxc diagnostic ignored "-Wambig-lit-shift" #endif //__hlsl_dx_compiler #include "ffx_core.h" #ifdef __hlsl_dx_compiler #pragma dxc diagnostic pop #endif //__hlsl_dx_compiler #ifndef FFX_PREFER_WAVE64 #define FFX_PREFER_WAVE64 #endif // #ifndef FFX_PREFER_WAVE64 #pragma warning(disable: 3205) // conversion from larger type to smaller #define DECLARE_SRV_REGISTER(regIndex) t##regIndex #define DECLARE_UAV_REGISTER(regIndex) u##regIndex #define DECLARE_CB_REGISTER(regIndex) b##regIndex #define FFX_FSR1_DECLARE_SRV(regIndex) register(DECLARE_SRV_REGISTER(regIndex)) #define FFX_FSR1_DECLARE_UAV(regIndex) register(DECLARE_UAV_REGISTER(regIndex)) #define FFX_FSR1_DECLARE_CB(regIndex) register(DECLARE_CB_REGISTER(regIndex)) #if defined(FSR1_BIND_CB_FSR1) cbuffer cbFSR1 : FFX_FSR1_DECLARE_CB(FSR1_BIND_CB_FSR1) { FfxUInt32x4 const0; FfxUInt32x4 const1; FfxUInt32x4 const2; FfxUInt32x4 const3; FfxUInt32x4 sample; #define FFX_FSR1_CONSTANT_BUFFER_1_SIZE 20 // Number of 32-bit values. This must be kept in sync with the cbFSR1 size. }; #else #define const0 0 #define const1 0 #define const2 0 #define const3 0 #define sample 0 #endif #if defined(FFX_GPU) #define FFX_FSR1_ROOTSIG_STRINGIFY(p) FFX_FSR1_ROOTSIG_STR(p) #define FFX_FSR1_ROOTSIG_STR(p) #p #define FFX_FSR1_ROOTSIG [RootSignature( "DescriptorTable(UAV(u0, numDescriptors = " FFX_FSR1_ROOTSIG_STRINGIFY(FFX_FSR1_RESOURCE_IDENTIFIER_COUNT) ")), " \ "DescriptorTable(SRV(t0, numDescriptors = " FFX_FSR1_ROOTSIG_STRINGIFY(FFX_FSR1_RESOURCE_IDENTIFIER_COUNT) ")), " \ "CBV(b0), " \ "StaticSampler(s0, filter = FILTER_MIN_MAG_MIP_LINEAR, " \ "addressU = TEXTURE_ADDRESS_CLAMP, " \ "addressV = TEXTURE_ADDRESS_CLAMP, " \ "addressW = TEXTURE_ADDRESS_CLAMP, " \ "comparisonFunc = COMPARISON_NEVER, " \ "borderColor = STATIC_BORDER_COLOR_TRANSPARENT_BLACK)" )] #if defined(FFX_FSR1_EMBED_ROOTSIG) #define FFX_FSR1_EMBED_ROOTSIG_CONTENT FFX_FSR1_ROOTSIG #else #define FFX_FSR1_EMBED_ROOTSIG_CONTENT #endif // #if FFX_FSR1_EMBED_ROOTSIG #endif // #if defined(FFX_GPU) FfxUInt32x4 Const0() { return const0; } FfxUInt32x4 Const1() { return const1; } FfxUInt32x4 Const2() { return const2; } FfxUInt32x4 Const3() { return const3; } FfxUInt32x4 EASUSample() { return sample; } FfxUInt32x4 RCasSample() { return sample; } FfxUInt32x4 RCasConfig() { return const0; } SamplerState s_LinearClamp : register(s0); // SRVs #if defined FSR1_BIND_SRV_INPUT_COLOR Texture2D r_input_color : FFX_FSR1_DECLARE_SRV(FSR1_BIND_SRV_INPUT_COLOR); #endif #if defined FSR1_BIND_SRV_INTERNAL_UPSCALED_COLOR Texture2D r_internal_upscaled_color : FFX_FSR1_DECLARE_SRV(FSR1_BIND_SRV_INTERNAL_UPSCALED_COLOR); #endif #if defined FSR1_BIND_SRV_UPSCALED_OUTPUT Texture2D r_upscaled_output : FFX_FSR1_DECLARE_SRV(FSR1_BIND_SRV_UPSCALED_OUTPUT); #endif // UAV declarations #if defined FSR1_BIND_UAV_INPUT_COLOR RWTexture2D rw_input_color : FFX_FSR1_DECLARE_UAV(FSR1_BIND_UAV_INPUT_COLOR); #endif #if defined FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR RWTexture2D rw_internal_upscaled_color : FFX_FSR1_DECLARE_UAV(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR); #endif #if defined FSR1_BIND_UAV_UPSCALED_OUTPUT RWTexture2D rw_upscaled_output : FFX_FSR1_DECLARE_UAV(FSR1_BIND_UAV_UPSCALED_OUTPUT); #endif #if FFX_HALF #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat16x4 GatherEasuRed(FfxFloat32x2 fPxPos) { return (FfxFloat16x4)r_input_color.GatherRed(s_LinearClamp, fPxPos, FfxInt32x2(0,0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat16x4 GatherEasuGreen(FfxFloat32x2 fPxPos) { return (FfxFloat16x4)r_input_color.GatherGreen(s_LinearClamp, fPxPos, FfxInt32x2(0, 0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat16x4 GatherEasuBlue(FfxFloat32x2 fPxPos) { return (FfxFloat16x4)r_input_color.GatherBlue(s_LinearClamp, fPxPos, FfxInt32x2(0, 0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if FFX_FSR1_OPTION_APPLY_RCAS #if defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) void StoreEASUOutput(FfxUInt32x2 iPxPos, FfxFloat16x3 fColor) { rw_internal_upscaled_color[iPxPos] = FfxFloat32x4(fColor, 1.f); } #endif // #if defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) #else #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) void StoreEASUOutput(FfxUInt32x2 iPxPos, FfxFloat16x3 fColor) { rw_upscaled_output[iPxPos] = FfxFloat32x4(fColor, 1.f); } #endif // #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) #endif // #if FFX_FSR1_OPTION_APPLY_RCAS #if defined(FSR1_BIND_SRV_INTERNAL_UPSCALED_COLOR) FfxFloat16x4 LoadRCas_Input(FfxInt16x2 iPxPos) { return (FfxFloat16x4)r_internal_upscaled_color[iPxPos]; } #endif // defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) void StoreRCasOutputHx2(FfxInt16x2 iPxPos, FfxFloat16x2 fColorR, FfxFloat16x2 fColorG, FfxFloat16x2 fColorB, FfxFloat16x2 fColorA) { rw_upscaled_output[iPxPos] = FfxFloat32x4(fColorR.x, fColorG.x, fColorB.x, fColorA.x); iPxPos.x += 8; rw_upscaled_output[iPxPos] = FfxFloat32x4(fColorR.y, fColorG.y, fColorB.y, fColorA.y); } #endif // defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) #else // FFX_HALF #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat32x4 GatherEasuRed(FfxFloat32x2 fPxPos) { return r_input_color.GatherRed(s_LinearClamp, fPxPos, FfxInt32x2(0, 0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat32x4 GatherEasuGreen(FfxFloat32x2 fPxPos) { return r_input_color.GatherGreen(s_LinearClamp, fPxPos, FfxInt32x2(0, 0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if defined(FSR1_BIND_SRV_INPUT_COLOR) FfxFloat32x4 GatherEasuBlue(FfxFloat32x2 fPxPos) { return r_input_color.GatherBlue(s_LinearClamp, fPxPos, FfxInt32x2(0, 0)); } #endif // defined(FSR1_BIND_SRV_INPUT_COLOR) #if FFX_FSR1_OPTION_APPLY_RCAS #if defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) void StoreEASUOutput(FfxUInt32x2 iPxPos, FfxFloat32x3 fColor) { rw_internal_upscaled_color[iPxPos] = FfxFloat32x4(fColor, 1.f); } #endif // #if defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) #else #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) void StoreEASUOutput(FfxUInt32x2 iPxPos, FfxFloat32x3 fColor) { rw_upscaled_output[iPxPos] = FfxFloat32x4(fColor, 1.f); } #endif // #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) #endif // #if FFX_FSR1_OPTION_APPLY_RCAS #if defined(FSR1_BIND_SRV_INTERNAL_UPSCALED_COLOR) FfxFloat32x4 LoadRCas_Input(FfxInt32x2 iPxPos) { return r_internal_upscaled_color[iPxPos]; } #endif // defined(FSR1_BIND_UAV_INTERNAL_UPSCALED_COLOR) #if defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) void StoreRCasOutput(FfxInt32x2 iPxPos, FfxFloat32x4 fColor) { rw_upscaled_output[iPxPos] = fColor; } #endif // defined(FSR1_BIND_UAV_UPSCALED_OUTPUT) #endif // FFX_HALF #endif // #if defined(FFX_GPU)