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Refactor DXGI impl. into separate cpps.
In the future, DXGI will be conditionally built for projects that don't require DXGI. Issue: #683
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| // Copyright 2024 The GPGMM Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
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| #include "gpgmm/d3d12/BudgetUpdateDXGI.h" | ||
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| #include "gpgmm/common/Message.h" | ||
| #include "gpgmm/d3d12/ErrorD3D12.h" | ||
| #include "gpgmm/d3d12/LogD3D12.h" | ||
| #include "gpgmm/d3d12/ResidencyManagerDXGI.h" | ||
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| namespace gpgmm::d3d12 { | ||
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| BudgetUpdateTaskDXGI::BudgetUpdateTaskDXGI(ResidencyManagerDXGI* const residencyManager) | ||
| : mResidencyManager(residencyManager), | ||
| mBudgetNotificationUpdateEvent(CreateEventW(NULL, FALSE, FALSE, NULL)), | ||
| mUnregisterAndExitEvent(CreateEventW(NULL, FALSE, FALSE, NULL)) { | ||
| ASSERT(mResidencyManager != nullptr); | ||
| mLastError = | ||
| mResidencyManager->GetAdapter()->RegisterVideoMemoryBudgetChangeNotificationEvent( | ||
| mBudgetNotificationUpdateEvent, &mCookie); | ||
| } | ||
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| BudgetUpdateTaskDXGI::~BudgetUpdateTaskDXGI() { | ||
| CloseHandle(mUnregisterAndExitEvent); | ||
| CloseHandle(mBudgetNotificationUpdateEvent); | ||
| } | ||
|
|
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| MaybeError BudgetUpdateTaskDXGI::operator()() { | ||
| HRESULT hr = GetLastError(); | ||
| bool isExiting = false; | ||
| while (!isExiting && SUCCEEDED(hr)) { | ||
| // Wait on two events: one to unblock for OS budget changes, and another to unblock | ||
| // for shutdown. | ||
| HANDLE hWaitEvents[2] = {mBudgetNotificationUpdateEvent, mUnregisterAndExitEvent}; | ||
| const DWORD waitedEvent = | ||
| WaitForMultipleObjects(2, hWaitEvents, /*bWaitAll*/ false, INFINITE); | ||
| switch (waitedEvent) { | ||
| // mBudgetNotificationUpdateEvent | ||
| case (WAIT_OBJECT_0 + 0): { | ||
| hr = mResidencyManager->UpdateMemorySegments(); | ||
| if (FAILED(hr)) { | ||
| break; | ||
| } | ||
|
|
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| DebugLog(MessageId::kBudgetUpdated, mResidencyManager) | ||
| << "Updated budget from OS notification."; | ||
| break; | ||
| } | ||
| // mUnregisterAndExitEvent | ||
| case (WAIT_OBJECT_0 + 1): { | ||
| isExiting = true; | ||
| break; | ||
| } | ||
| default: { | ||
| UNREACHABLE(); | ||
| break; | ||
| } | ||
| } | ||
| } | ||
|
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| if (FAILED(hr)) { | ||
| ErrorLog(ErrorCode::kBudgetInvalid, mResidencyManager) | ||
| << "Unable to update budget: " + | ||
| GetErrorResultMessage(hr, mResidencyManager->GetDevice()); | ||
| } | ||
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| SetLastError(hr); | ||
| return GetErrorCode(hr); | ||
| } | ||
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| bool BudgetUpdateTaskDXGI::UnregisterAndExit() { | ||
| mResidencyManager->GetAdapter()->UnregisterVideoMemoryBudgetChangeNotification(mCookie); | ||
| return SetEvent(mUnregisterAndExitEvent); | ||
| } | ||
|
|
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| } // namespace gpgmm::d3d12 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| // Copyright 2024 The GPGMM Authors | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| #ifndef SRC_GPGMM_D3D12_BUDGETUPDATEDXGI_H_ | ||
| #define SRC_GPGMM_D3D12_BUDGETUPDATEDXGI_H_ | ||
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| #include "gpgmm/d3d12/BudgetUpdateD3D12.h" | ||
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| namespace gpgmm::d3d12 { | ||
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| class ResidencyManagerDXGI; | ||
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| // Implements a long running task that can continuously receives DXGI budget notifications. | ||
| class BudgetUpdateTaskDXGI final : public BudgetUpdateTask { | ||
| public: | ||
| BudgetUpdateTaskDXGI(ResidencyManagerDXGI* const residencyManager); | ||
| ~BudgetUpdateTaskDXGI() override; | ||
|
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| // VoidCallback interface | ||
| MaybeError operator()() override; | ||
|
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| // BudgetUpdateTask interface | ||
| bool UnregisterAndExit() override; | ||
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| private: | ||
| ResidencyManagerDXGI* const mResidencyManager; | ||
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| HANDLE mBudgetNotificationUpdateEvent = INVALID_HANDLE_VALUE; | ||
| HANDLE mUnregisterAndExitEvent = INVALID_HANDLE_VALUE; | ||
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| DWORD mCookie = 0; // Used to unregister from notifications. | ||
| }; | ||
|
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| } // namespace gpgmm::d3d12 | ||
|
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| #endif // SRC_GPGMM_D3D12_BUDGETUPDATEDXGI_H_ |
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