godot/thirdparty/amd-fsr2/ffx_fsr2_private.h

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// 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.
#pragma once
// Constants for FSR2 DX12 dispatches. Must be kept in sync with cbFSR2 in ffx_fsr2_callbacks_hlsl.h
typedef struct Fsr2Constants {
int32_t renderSize[2];
int32_t maxRenderSize[2];
int32_t displaySize[2];
int32_t inputColorResourceDimensions[2];
int32_t lumaMipDimensions[2];
int32_t lumaMipLevelToUse;
int32_t frameIndex;
float deviceToViewDepth[4];
float jitterOffset[2];
float motionVectorScale[2];
float downscaleFactor[2];
float motionVectorJitterCancellation[2];
float preExposure;
float previousFramePreExposure;
float tanHalfFOV;
float jitterPhaseCount;
float deltaTime;
float dynamicResChangeFactor;
float viewSpaceToMetersFactor;
// -- GODOT start --
float pad;
float reprojectionMatrix[16];
// -- GODOT end --
} Fsr2Constants;
struct FfxFsr2ContextDescription;
struct FfxDeviceCapabilities;
struct FfxPipelineState;
struct FfxResource;
// FfxFsr2Context_Private
// The private implementation of the FSR2 context.
typedef struct FfxFsr2Context_Private {
FfxFsr2ContextDescription contextDescription;
Fsr2Constants constants;
FfxDevice device;
FfxDeviceCapabilities deviceCapabilities;
FfxPipelineState pipelineDepthClip;
FfxPipelineState pipelineReconstructPreviousDepth;
FfxPipelineState pipelineLock;
FfxPipelineState pipelineAccumulate;
FfxPipelineState pipelineAccumulateSharpen;
FfxPipelineState pipelineRCAS;
FfxPipelineState pipelineComputeLuminancePyramid;
FfxPipelineState pipelineGenerateReactive;
FfxPipelineState pipelineTcrAutogenerate;
// 2 arrays of resources, as e.g. FFX_FSR2_RESOURCE_IDENTIFIER_LOCK_STATUS will use different resources when bound as SRV vs when bound as UAV
FfxResourceInternal srvResources[FFX_FSR2_RESOURCE_IDENTIFIER_COUNT];
FfxResourceInternal uavResources[FFX_FSR2_RESOURCE_IDENTIFIER_COUNT];
bool firstExecution;
bool refreshPipelineStates;
uint32_t resourceFrameIndex;
float previousJitterOffset[2];
int32_t jitterPhaseCountRemaining;
} FfxFsr2Context_Private;