| // Copyright 2017 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 SRC_DAWN_NATIVE_METAL_TEXTUREMTL_H_ |
| #define SRC_DAWN_NATIVE_METAL_TEXTUREMTL_H_ |
| |
| #include <IOSurface/IOSurfaceRef.h> |
| #import <Metal/Metal.h> |
| #include <vector> |
| |
| #include "dawn/native/Texture.h" |
| |
| #include "dawn/common/CoreFoundationRef.h" |
| #include "dawn/common/NSRef.h" |
| #include "dawn/native/DawnNative.h" |
| #include "dawn/native/MetalBackend.h" |
| |
| namespace dawn::native::metal { |
| |
| class CommandRecordingContext; |
| class Device; |
| struct MTLSharedEventAndSignalValue; |
| class SharedTextureMemory; |
| |
| MTLPixelFormat MetalPixelFormat(const DeviceBase* device, wgpu::TextureFormat format); |
| MaybeError ValidateIOSurfaceCanBeWrapped(const DeviceBase* device, |
| const TextureDescriptor* descriptor, |
| IOSurfaceRef ioSurface); |
| |
| class Texture final : public TextureBase { |
| public: |
| static ResultOrError<Ref<Texture>> Create(Device* device, const TextureDescriptor* descriptor); |
| static ResultOrError<Ref<Texture>> CreateFromIOSurface( |
| Device* device, |
| const ExternalImageDescriptor* descriptor, |
| IOSurfaceRef ioSurface, |
| std::vector<MTLSharedEventAndSignalValue> waitEvents); |
| static ResultOrError<Ref<Texture>> CreateFromSharedTextureMemory( |
| SharedTextureMemory* memory, |
| const TextureDescriptor* descriptor); |
| static Ref<Texture> CreateWrapping(Device* device, |
| const TextureDescriptor* descriptor, |
| NSPRef<id<MTLTexture>> wrapped); |
| |
| Texture(DeviceBase* device, const TextureDescriptor* descriptor); |
| |
| id<MTLTexture> GetMTLTexture() const; |
| IOSurfaceRef GetIOSurface(); |
| NSPRef<id<MTLTexture>> CreateFormatView(wgpu::TextureFormat format); |
| |
| bool ShouldKeepInitialized() const; |
| |
| MTLBlitOption ComputeMTLBlitOption(Aspect aspect) const; |
| MaybeError EnsureSubresourceContentInitialized(CommandRecordingContext* commandContext, |
| const SubresourceRange& range); |
| |
| void SynchronizeTextureBeforeUse(CommandRecordingContext* commandContext); |
| void IOSurfaceEndAccess(ExternalImageIOSurfaceEndAccessDescriptor* descriptor); |
| |
| private: |
| using TextureBase::TextureBase; |
| ~Texture() override; |
| |
| NSRef<MTLTextureDescriptor> CreateMetalTextureDescriptor() const; |
| |
| MaybeError InitializeAsInternalTexture(const TextureDescriptor* descriptor); |
| MaybeError InitializeFromIOSurface(const ExternalImageDescriptor* descriptor, |
| const TextureDescriptor* textureDescriptor, |
| IOSurfaceRef ioSurface, |
| std::vector<MTLSharedEventAndSignalValue> waitEvents); |
| void InitializeAsWrapping(const TextureDescriptor* descriptor, NSPRef<id<MTLTexture>> wrapped); |
| |
| void DestroyImpl() override; |
| void SetLabelImpl() override; |
| |
| MaybeError ClearTexture(CommandRecordingContext* commandContext, |
| const SubresourceRange& range, |
| TextureBase::ClearValue clearValue); |
| |
| NSPRef<id<MTLTexture>> mMtlTexture; |
| |
| MTLTextureUsage mMtlUsage; |
| CFRef<IOSurfaceRef> mIOSurface = nullptr; |
| std::vector<MTLSharedEventAndSignalValue> mWaitEvents; |
| }; |
| |
| class TextureView final : public TextureViewBase { |
| public: |
| static ResultOrError<Ref<TextureView>> Create(TextureBase* texture, |
| const TextureViewDescriptor* descriptor); |
| |
| id<MTLTexture> GetMTLTexture() const; |
| |
| struct AttachmentInfo { |
| NSPRef<id<MTLTexture>> texture; |
| uint32_t baseMipLevel; |
| uint32_t baseArrayLayer; |
| }; |
| AttachmentInfo GetAttachmentInfo() const; |
| |
| private: |
| using TextureViewBase::TextureViewBase; |
| MaybeError Initialize(const TextureViewDescriptor* descriptor); |
| void DestroyImpl() override; |
| void SetLabelImpl() override; |
| |
| NSPRef<id<MTLTexture>> mMtlTextureView; |
| }; |
| |
| } // namespace dawn::native::metal |
| |
| #endif // SRC_DAWN_NATIVE_METAL_TEXTUREMTL_H_ |