1 // 2 // Copyright 2019 Pixar 3 // 4 // Licensed under the Apache License, Version 2.0 (the "Apache License") 5 // with the following modification; you may not use this file except in 6 // compliance with the Apache License and the following modification to it: 7 // Section 6. Trademarks. is deleted and replaced with: 8 // 9 // 6. Trademarks. This License does not grant permission to use the trade 10 // names, trademarks, service marks, or product names of the Licensor 11 // and its affiliates, except as required to comply with Section 4(c) of 12 // the License and to reproduce the content of the NOTICE file. 13 // 14 // You may obtain a copy of the Apache License at 15 // 16 // http://www.apache.org/licenses/LICENSE-2.0 17 // 18 // Unless required by applicable law or agreed to in writing, software 19 // distributed under the Apache License with the above modification is 20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 21 // KIND, either express or implied. See the Apache License for the specific 22 // language governing permissions and limitations under the Apache License. 23 // 24 #ifndef PXR_IMAGING_HGI_GL_TEXTURE_H 25 #define PXR_IMAGING_HGI_GL_TEXTURE_H 26 27 #include "pxr/pxr.h" 28 #include "pxr/imaging/hgiGL/api.h" 29 #include "pxr/imaging/hgi/texture.h" 30 31 32 PXR_NAMESPACE_OPEN_SCOPE 33 34 /// \class HgiGLTexture 35 /// 36 /// Represents a OpenGL GPU texture resource. 37 /// 38 class HgiGLTexture final : public HgiTexture 39 { 40 public: 41 HGIGL_API 42 ~HgiGLTexture() override; 43 44 HGIGL_API 45 size_t GetByteSizeOfResource() const override; 46 47 HGIGL_API 48 uint64_t GetRawResource() const override; 49 50 /// Returns the OpenGL id / name of the texture. GetTextureId()51 uint32_t GetTextureId() const {return _textureId;} 52 53 /// Returns the bindless gpu handle (caller must verify extension support) 54 HGIGL_API 55 uint64_t GetBindlessHandle(); 56 57 protected: 58 friend class HgiGL; 59 60 HGIGL_API 61 HgiGLTexture(HgiTextureDesc const & desc); 62 63 HGIGL_API 64 HgiGLTexture(HgiTextureViewDesc const & desc); 65 66 private: 67 HgiGLTexture() = delete; 68 HgiGLTexture & operator=(const HgiGLTexture&) = delete; 69 HgiGLTexture(const HgiGLTexture&) = delete; 70 71 uint32_t _textureId; 72 uint64_t _bindlessHandle; 73 }; 74 75 76 PXR_NAMESPACE_CLOSE_SCOPE 77 78 #endif 79