1 // Copyright 2017 The Dawn Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef DAWNNATIVE_OPENGL_TEXTUREGL_H_ 16 #define DAWNNATIVE_OPENGL_TEXTUREGL_H_ 17 18 #include "dawn_native/Texture.h" 19 20 #include "dawn_native/opengl/opengl_platform.h" 21 22 namespace dawn_native { namespace opengl { 23 24 class Device; 25 struct GLFormat; 26 27 class Texture final : public TextureBase { 28 public: 29 Texture(Device* device, const TextureDescriptor* descriptor); 30 Texture(Device* device, 31 const TextureDescriptor* descriptor, 32 GLuint handle, 33 TextureState state); 34 35 GLuint GetHandle() const; 36 GLenum GetGLTarget() const; 37 const GLFormat& GetGLFormat() const; 38 39 void EnsureSubresourceContentInitialized(const SubresourceRange& range); 40 41 private: 42 ~Texture() override; 43 44 void DestroyImpl() override; 45 MaybeError ClearTexture(const SubresourceRange& range, TextureBase::ClearValue clearValue); 46 47 GLuint mHandle; 48 GLenum mTarget; 49 }; 50 51 class TextureView final : public TextureViewBase { 52 public: 53 TextureView(TextureBase* texture, const TextureViewDescriptor* descriptor); 54 55 GLuint GetHandle() const; 56 GLenum GetGLTarget() const; 57 58 private: 59 ~TextureView() override; 60 void DestroyImpl() override; 61 62 GLuint mHandle; 63 GLenum mTarget; 64 bool mOwnsHandle; 65 }; 66 67 }} // namespace dawn_native::opengl 68 69 #endif // DAWNNATIVE_OPENGL_TEXTUREGL_H_ 70