// 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_OPENGL_TEXTUREGL_H_ #define SRC_DAWN_NATIVE_OPENGL_TEXTUREGL_H_ #include "dawn/native/Texture.h" #include "dawn/native/opengl/opengl_platform.h" namespace dawn::native::opengl { class Device; struct GLFormat; class Texture final : public TextureBase { public: static ResultOrError> Create(Device* device, const TextureDescriptor* descriptor); Texture(Device* device, const TextureDescriptor* descriptor, GLuint handle, TextureState state); GLuint GetHandle() const; GLenum GetGLTarget() const; const GLFormat& GetGLFormat() const; uint32_t GetGenID() const; void Touch(); MaybeError EnsureSubresourceContentInitialized(const SubresourceRange& range); private: Texture(Device* device, const TextureDescriptor* descriptor); ~Texture() override; void DestroyImpl() override; MaybeError ClearTexture(const SubresourceRange& range, TextureBase::ClearValue clearValue); GLuint mHandle; GLenum mTarget; uint32_t mGenID = 0; }; class TextureView final : public TextureViewBase { public: TextureView(TextureBase* texture, const TextureViewDescriptor* descriptor); GLuint GetHandle() const; GLenum GetGLTarget() const; void BindToFramebuffer(GLenum target, GLenum attachment); void CopyIfNeeded(); private: ~TextureView() override; void DestroyImpl() override; GLenum GetInternalFormat() const; // TODO(crbug.com/dawn/1355): Delete this handle on texture destroy. GLuint mHandle; GLenum mTarget; bool mOwnsHandle; bool mUseCopy = false; uint32_t mGenID = 0; }; } // namespace dawn::native::opengl #endif // SRC_DAWN_NATIVE_OPENGL_TEXTUREGL_H_