| // Copyright 2018 The Dawn 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. |
| |
| #ifndef DAWNNATIVE_METAL_DEVICEMTL_H_ |
| #define DAWNNATIVE_METAL_DEVICEMTL_H_ |
| |
| #include "dawn_native/dawn_platform.h" |
| |
| #include "common/Serial.h" |
| #include "dawn_native/Device.h" |
| #include "dawn_native/metal/Forward.h" |
| |
| #import <Metal/Metal.h> |
| #import <QuartzCore/CAMetalLayer.h> |
| |
| #include <atomic> |
| #include <memory> |
| #include <mutex> |
| |
| namespace dawn_native { namespace metal { |
| |
| class MapRequestTracker; |
| |
| class Device : public DeviceBase { |
| public: |
| Device(AdapterBase* adapter, id<MTLDevice> mtlDevice, const DeviceDescriptor* descriptor); |
| ~Device(); |
| |
| CommandBufferBase* CreateCommandBuffer(CommandEncoderBase* encoder, |
| const CommandBufferDescriptor* descriptor) override; |
| |
| Serial GetCompletedCommandSerial() const final override; |
| Serial GetLastSubmittedCommandSerial() const final override; |
| void TickImpl() override; |
| |
| id<MTLDevice> GetMTLDevice(); |
| |
| id<MTLCommandBuffer> GetPendingCommandBuffer(); |
| Serial GetPendingCommandSerial() const override; |
| void SubmitPendingCommandBuffer(); |
| |
| MapRequestTracker* GetMapTracker() const; |
| |
| TextureBase* CreateTextureWrappingIOSurface(const TextureDescriptor* descriptor, |
| IOSurfaceRef ioSurface, |
| uint32_t plane); |
| void WaitForCommandsToBeScheduled(); |
| |
| ResultOrError<std::unique_ptr<StagingBufferBase>> CreateStagingBuffer(size_t size) override; |
| MaybeError CopyFromStagingToBuffer(StagingBufferBase* source, |
| uint64_t sourceOffset, |
| BufferBase* destination, |
| uint64_t destinationOffset, |
| uint64_t size) override; |
| |
| private: |
| ResultOrError<BindGroupBase*> CreateBindGroupImpl( |
| const BindGroupDescriptor* descriptor) override; |
| ResultOrError<BindGroupLayoutBase*> CreateBindGroupLayoutImpl( |
| const BindGroupLayoutDescriptor* descriptor) override; |
| ResultOrError<BufferBase*> CreateBufferImpl(const BufferDescriptor* descriptor) override; |
| ResultOrError<ComputePipelineBase*> CreateComputePipelineImpl( |
| const ComputePipelineDescriptor* descriptor) override; |
| ResultOrError<PipelineLayoutBase*> CreatePipelineLayoutImpl( |
| const PipelineLayoutDescriptor* descriptor) override; |
| ResultOrError<QueueBase*> CreateQueueImpl() override; |
| ResultOrError<RenderPipelineBase*> CreateRenderPipelineImpl( |
| const RenderPipelineDescriptor* descriptor) override; |
| ResultOrError<SamplerBase*> CreateSamplerImpl(const SamplerDescriptor* descriptor) override; |
| ResultOrError<ShaderModuleBase*> CreateShaderModuleImpl( |
| const ShaderModuleDescriptor* descriptor) override; |
| ResultOrError<SwapChainBase*> CreateSwapChainImpl( |
| const SwapChainDescriptor* descriptor) override; |
| ResultOrError<TextureBase*> CreateTextureImpl(const TextureDescriptor* descriptor) override; |
| ResultOrError<TextureViewBase*> CreateTextureViewImpl( |
| TextureBase* texture, |
| const TextureViewDescriptor* descriptor) override; |
| |
| void InitTogglesFromDriver(); |
| |
| id<MTLDevice> mMtlDevice = nil; |
| id<MTLCommandQueue> mCommandQueue = nil; |
| std::unique_ptr<MapRequestTracker> mMapTracker; |
| |
| Serial mLastSubmittedSerial = 0; |
| id<MTLCommandBuffer> mPendingCommands = nil; |
| |
| // The completed serial is updated in a Metal completion handler that can be fired on a |
| // different thread, so it needs to be atomic. |
| std::atomic<uint64_t> mCompletedSerial; |
| |
| // mLastSubmittedCommands will be accessed in a Metal schedule handler that can be fired on |
| // a different thread so we guard access to it with a mutex. |
| std::mutex mLastSubmittedCommandsMutex; |
| id<MTLCommandBuffer> mLastSubmittedCommands = nil; |
| }; |
| |
| }} // namespace dawn_native::metal |
| |
| #endif // DAWNNATIVE_METAL_DEVICEMTL_H_ |