diff options
Diffstat (limited to 'thirdparty/amd-fsr2/shaders/ffx_fsr2_tcr_autogen_pass.glsl')
| -rw-r--r-- | thirdparty/amd-fsr2/shaders/ffx_fsr2_tcr_autogen_pass.glsl | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/thirdparty/amd-fsr2/shaders/ffx_fsr2_tcr_autogen_pass.glsl b/thirdparty/amd-fsr2/shaders/ffx_fsr2_tcr_autogen_pass.glsl new file mode 100644 index 0000000000..12b4b40e08 --- /dev/null +++ b/thirdparty/amd-fsr2/shaders/ffx_fsr2_tcr_autogen_pass.glsl @@ -0,0 +1,122 @@ +// This file is part of the FidelityFX SDK. +// +// Copyright (c) 2022-2023 Advanced Micro Devices, Inc. All rights reserved. +// +// 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. + + + +#extension GL_GOOGLE_include_directive : require +#extension GL_EXT_samplerless_texture_functions : require + +#define FSR2_BIND_SRV_INPUT_OPAQUE_ONLY 0 +#define FSR2_BIND_SRV_INPUT_COLOR 1 +#define FSR2_BIND_SRV_INPUT_MOTION_VECTORS 2 +#define FSR2_BIND_SRV_PREV_PRE_ALPHA_COLOR 3 +#define FSR2_BIND_SRV_PREV_POST_ALPHA_COLOR 4 +#define FSR2_BIND_SRV_REACTIVE_MASK 5 +#define FSR2_BIND_SRV_TRANSPARENCY_AND_COMPOSITION_MASK 6 + +#define FSR2_BIND_UAV_AUTOREACTIVE 7 +#define FSR2_BIND_UAV_AUTOCOMPOSITION 8 +#define FSR2_BIND_UAV_PREV_PRE_ALPHA_COLOR 9 +#define FSR2_BIND_UAV_PREV_POST_ALPHA_COLOR 10 + +#define FSR2_BIND_CB_FSR2 11 +#define FSR2_BIND_CB_REACTIVE 12 + +// -- GODOT start -- +#if FFX_FSR2_OPTION_GODOT_DERIVE_INVALID_MOTION_VECTORS +#define FSR2_BIND_SRV_INPUT_DEPTH 13 +#endif +// -- GODOT end -- + +#include "ffx_fsr2_callbacks_glsl.h" +#include "ffx_fsr2_common.h" + +#ifdef FSR2_BIND_CB_REACTIVE +layout (set = 1, binding = FSR2_BIND_CB_REACTIVE, std140) uniform cbGenerateReactive_t +{ + float fTcThreshold; // 0.1 is a good starting value, lower will result in more TC pixels + float fTcScale; + float fReactiveScale; + float fReactiveMax; +} cbGenerateReactive; + +float getTcThreshold() +{ + return cbGenerateReactive.fTcThreshold; +} + +#else + float getTcThreshold() + { + return 0.05f; + } +#endif + +#include "ffx_fsr2_tcr_autogen.h" + +#ifndef FFX_FSR2_THREAD_GROUP_WIDTH +#define FFX_FSR2_THREAD_GROUP_WIDTH 8 +#endif // #ifndef FFX_FSR2_THREAD_GROUP_WIDTH +#ifndef FFX_FSR2_THREAD_GROUP_HEIGHT +#define FFX_FSR2_THREAD_GROUP_HEIGHT 8 +#endif // FFX_FSR2_THREAD_GROUP_HEIGHT +#ifndef FFX_FSR2_THREAD_GROUP_DEPTH +#define FFX_FSR2_THREAD_GROUP_DEPTH 1 +#endif // #ifndef FFX_FSR2_THREAD_GROUP_DEPTH +#ifndef FFX_FSR2_NUM_THREADS +#define FFX_FSR2_NUM_THREADS layout (local_size_x = FFX_FSR2_THREAD_GROUP_WIDTH, local_size_y = FFX_FSR2_THREAD_GROUP_HEIGHT, local_size_z = FFX_FSR2_THREAD_GROUP_DEPTH) in; +#endif // #ifndef FFX_FSR2_NUM_THREADS + +FFX_FSR2_NUM_THREADS +void main() +{ + FFX_MIN16_I2 uDispatchThreadId = FFX_MIN16_I2(gl_GlobalInvocationID.xy); + + // ToDo: take into account jitter (i.e. add delta of previous jitter and current jitter to previous UV + // fetch pre- and post-alpha color values + FFX_MIN16_F2 fUv = ( FFX_MIN16_F2(uDispatchThreadId) + FFX_MIN16_F2(0.5f, 0.5f) ) / FFX_MIN16_F2( RenderSize() ); + FFX_MIN16_F2 fPrevUV = fUv + FFX_MIN16_F2( LoadInputMotionVector(uDispatchThreadId) ); + FFX_MIN16_I2 iPrevIdx = FFX_MIN16_I2(fPrevUV * FFX_MIN16_F2(RenderSize()) - 0.5f); + + FFX_MIN16_F3 colorPreAlpha = FFX_MIN16_F3( LoadOpaqueOnly( uDispatchThreadId ) ); + FFX_MIN16_F3 colorPostAlpha = FFX_MIN16_F3( LoadInputColor( uDispatchThreadId ) ); + + FFX_MIN16_F2 outReactiveMask = FFX_MIN16_F2( 0.f, 0.f ); + + outReactiveMask.y = ComputeTransparencyAndComposition(uDispatchThreadId, iPrevIdx); + + if (outReactiveMask.y > 0.5f) + { + outReactiveMask.x = ComputeReactive(uDispatchThreadId, iPrevIdx); + outReactiveMask.x *= FFX_MIN16_F(cbGenerateReactive.fReactiveScale); + outReactiveMask.x = outReactiveMask.x < cbGenerateReactive.fReactiveMax ? outReactiveMask.x : FFX_MIN16_F( cbGenerateReactive.fReactiveMax ); + } + + outReactiveMask.y *= FFX_MIN16_F(cbGenerateReactive.fTcScale); + + outReactiveMask.x = ffxMax(outReactiveMask.x, FFX_MIN16_F(LoadReactiveMask(uDispatchThreadId))); + outReactiveMask.y = ffxMax(outReactiveMask.y, FFX_MIN16_F(LoadTransparencyAndCompositionMask(uDispatchThreadId))); + + StoreAutoReactive(uDispatchThreadId, outReactiveMask); + + StorePrevPreAlpha(uDispatchThreadId, colorPreAlpha); + StorePrevPostAlpha(uDispatchThreadId, colorPostAlpha); +} |