| // 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 DAWNNATIVE_METAL_TEXTUREMTL_H_ |
| #define DAWNNATIVE_METAL_TEXTUREMTL_H_ |
| |
| #include "dawn_native/Texture.h" |
| |
| #include "common/NSRef.h" |
| #include "dawn_native/DawnNative.h" |
| |
| #include <IOSurface/IOSurfaceRef.h> |
| #import <Metal/Metal.h> |
| |
| namespace dawn_native { namespace metal { |
| |
| class Device; |
| |
| MTLPixelFormat MetalPixelFormat(wgpu::TextureFormat format); |
| MaybeError ValidateIOSurfaceCanBeWrapped(const DeviceBase* device, |
| const TextureDescriptor* descriptor, |
| IOSurfaceRef ioSurface, |
| uint32_t plane); |
| |
| class Texture final : public TextureBase { |
| public: |
| static ResultOrError<Ref<Texture>> Create(Device* device, |
| const TextureDescriptor* descriptor); |
| |
| Texture(Device* device, |
| const TextureDescriptor* descriptor, |
| NSPRef<id<MTLTexture>> mtlTexture); |
| Texture(Device* device, |
| const ExternalImageDescriptor* descriptor, |
| IOSurfaceRef ioSurface, |
| uint32_t plane); |
| |
| id<MTLTexture> GetMTLTexture(); |
| |
| void EnsureSubresourceContentInitialized(const SubresourceRange& range); |
| |
| private: |
| Texture(Device* device, const TextureDescriptor* descriptor); |
| ~Texture() override; |
| |
| void DestroyImpl() override; |
| |
| MaybeError ClearTexture(const SubresourceRange& range, TextureBase::ClearValue clearValue); |
| |
| NSPRef<id<MTLTexture>> mMtlTexture; |
| }; |
| |
| class TextureView final : public TextureViewBase { |
| public: |
| static ResultOrError<Ref<TextureView>> Create(TextureBase* texture, |
| const TextureViewDescriptor* descriptor); |
| |
| id<MTLTexture> GetMTLTexture(); |
| |
| private: |
| TextureView(TextureBase* texture, const TextureViewDescriptor* descriptor); |
| |
| NSPRef<id<MTLTexture>> mMtlTextureView; |
| }; |
| |
| }} // namespace dawn_native::metal |
| |
| #endif // DAWNNATIVE_METAL_TEXTUREMTL_H_ |