| // Copyright 2023 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
| // 1. Redistributions of source code must retain the above copyright notice, this |
| // list of conditions and the following disclaimer. |
| // |
| // 2. Redistributions in binary form must reproduce the above copyright notice, |
| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
| // 3. Neither the name of the copyright holder nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #ifndef SRC_DAWN_NATIVE_SHAREDTEXTUREMEMORY_H_ |
| #define SRC_DAWN_NATIVE_SHAREDTEXTUREMEMORY_H_ |
| |
| #include "dawn/common/WeakRef.h" |
| #include "dawn/common/WeakRefSupport.h" |
| #include "dawn/native/Error.h" |
| #include "dawn/native/Forward.h" |
| #include "dawn/native/IntegerTypes.h" |
| #include "dawn/native/ObjectBase.h" |
| #include "dawn/native/SharedFence.h" |
| #include "dawn/native/SharedResourceMemory.h" |
| #include "dawn/native/dawn_platform.h" |
| |
| namespace dawn::native { |
| |
| class SharedTextureMemoryContents; |
| class SharedResourceMemoryContents; |
| struct SharedTextureMemoryDescriptor; |
| struct SharedTextureMemoryBeginAccessDescriptor; |
| struct SharedTextureMemoryEndAccessState; |
| struct SharedTextureMemoryProperties; |
| struct TextureDescriptor; |
| |
| class SharedTextureMemoryBase : public SharedResourceMemory { |
| public: |
| using BeginAccessDescriptor = SharedTextureMemoryBeginAccessDescriptor; |
| using EndAccessState = SharedTextureMemoryEndAccessState; |
| |
| static Ref<SharedTextureMemoryBase> MakeError(DeviceBase* device, |
| const SharedTextureMemoryDescriptor* descriptor); |
| |
| wgpu::Status APIGetProperties(SharedTextureMemoryProperties* properties) const; |
| TextureBase* APICreateTexture(const TextureDescriptor* descriptor); |
| |
| ObjectType GetType() const override; |
| |
| SharedTextureMemoryContents* GetContents() const; |
| |
| protected: |
| SharedTextureMemoryBase(DeviceBase* device, |
| const char* label, |
| const SharedTextureMemoryProperties& properties); |
| SharedTextureMemoryBase(DeviceBase* device, |
| const SharedTextureMemoryDescriptor* descriptor, |
| ObjectBase::ErrorTag tag); |
| |
| private: |
| ResultOrError<Ref<TextureBase>> CreateTexture(const TextureDescriptor* rawDescriptor); |
| MaybeError GetProperties(SharedTextureMemoryProperties* properties) const; |
| |
| Ref<SharedResourceMemoryContents> CreateContents() override; |
| |
| virtual ResultOrError<Ref<TextureBase>> CreateTextureImpl( |
| const UnpackedPtr<TextureDescriptor>& descriptor) = 0; |
| |
| virtual MaybeError GetChainedProperties( |
| UnpackedPtr<SharedTextureMemoryProperties>& properties) const { |
| return {}; |
| } |
| |
| SharedTextureMemoryProperties mProperties; |
| }; |
| |
| class SharedTextureMemoryContents : public SharedResourceMemoryContents { |
| public: |
| explicit SharedTextureMemoryContents(WeakRef<SharedTextureMemoryBase> sharedTextureMemory); |
| |
| SampleTypeBit GetExternalFormatSupportedSampleTypes() const; |
| void SetExternalFormatSupportedSampleTypes(SampleTypeBit supportedSampleType); |
| |
| private: |
| friend class SharedTextureMemoryBase; |
| |
| SampleTypeBit mSupportedExternalSampleTypes; |
| }; |
| |
| } // namespace dawn::native |
| |
| #endif // SRC_DAWN_NATIVE_SHAREDTEXTUREMEMORY_H_ |