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94 lines
2.5 KiB
94 lines
2.5 KiB
#pragma once
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#include "UpscalerGraphicsDevice.h"
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#include <sstream>
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#include "UnityPluginAPI/IUnityLog.h"
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#include "ffx_api/ffx_upscale.hpp"
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#include "ffx_api/ffx_api_loader.h"
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struct FSR3Feature_FFX
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{
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ffx::Context upscalingContext;
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uint32_t upscaleSizeWidth;
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uint32_t upscaleSizeHeight;
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uint32_t flags;
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uint64_t dispatchFrameValue;
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FSR3TextureTable textureTable;
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};
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class FSR3Upscaler_FFXBase : UpscalerGraphicsDevice<FSR3Feature_FFX>
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{
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public:
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FSR3Upscaler_FFXBase(IUnityInterfaces* unityInterfaces)
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: m_ffxModule(NULL)
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{
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m_Log = unityInterfaces->Get<IUnityLog>();
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}
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protected:
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bool LoadFidelityFXLibrary(_In_ LPCWSTR lpLibFileName, void* device)
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{
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m_ffxModule = LoadLibrary(lpLibFileName);
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if (m_ffxModule == NULL)
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{
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UNITY_LOG_ERROR(m_Log, "Failed to load FidelityFX library!");
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return false;
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}
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ffxLoadFunctions(&m_ffxFunctions, m_ffxModule);
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if (m_ffxFunctions.CreateContext == nullptr)
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{
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UNITY_LOG_ERROR(m_Log, "Failed to load FidelityFX library functions!");
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return false;
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}
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// Check that we can actually create an upscaler with this library
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ffx::QueryDescGetVersions versionQuery{};
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versionQuery.createDescType = FFX_API_CREATE_CONTEXT_DESC_TYPE_UPSCALE;
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versionQuery.device = device;
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uint64_t versionCount = 0;
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versionQuery.outputCount = &versionCount;
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m_ffxFunctions.Query(nullptr, &versionQuery.header);
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if (versionCount == 0)
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{
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UNITY_LOG_ERROR(m_Log, "Failed to load FidelityFX upscaler versions!");
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return false;
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}
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// Obtain the default upscaler version and log its name
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std::vector<const char*> versionNames;
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std::vector<uint64_t> versionIds;
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versionIds.resize(versionCount);
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versionNames.resize(versionCount);
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versionQuery.versionIds = versionIds.data();
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versionQuery.versionNames = versionNames.data();
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m_ffxFunctions.Query(nullptr, &versionQuery.header);
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std::stringstream ss;
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ss << "Loaded FidelityFX upscaler: FSR " << versionNames[0];
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UNITY_LOG(m_Log, ss.str().c_str());
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return true;
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}
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void DoShutdown() override
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{
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if (m_ffxModule != nullptr)
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{
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FreeLibrary(m_ffxModule);
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m_ffxModule = nullptr;
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}
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}
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ffxFunctions m_ffxFunctions{};
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private:
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IUnityLog* m_Log;
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HMODULE m_ffxModule;
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};
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