1 // 2 // Copyright 2019 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 // MemoryObject.h: Defines the gl::MemoryObject class [EXT_external_objects] 7 8 #ifndef LIBANGLE_MEMORYOBJECT_H_ 9 #define LIBANGLE_MEMORYOBJECT_H_ 10 11 #include "angle_gl.h" 12 #include "common/PackedEnums.h" 13 #include "common/angleutils.h" 14 #include "libANGLE/Error.h" 15 #include "libANGLE/RefCountObject.h" 16 17 namespace rx 18 { 19 class GLImplFactory; 20 class MemoryObjectImpl; 21 } // namespace rx 22 23 namespace gl 24 { 25 class Context; 26 27 class MemoryObject final : public RefCountObject<MemoryObjectID> 28 { 29 public: 30 MemoryObject(rx::GLImplFactory *factory, MemoryObjectID id); 31 ~MemoryObject() override; 32 33 void onDestroy(const Context *context) override; 34 getImplementation()35 rx::MemoryObjectImpl *getImplementation() const { return mImplementation.get(); } 36 isImmutable()37 bool isImmutable() const { return mImmutable; } 38 39 angle::Result setDedicatedMemory(const Context *context, bool dedicatedMemory); isDedicatedMemory()40 bool isDedicatedMemory() const { return mDedicatedMemory; } 41 42 angle::Result importFd(Context *context, GLuint64 size, HandleType handleType, GLint fd); 43 angle::Result importZirconHandle(Context *context, 44 GLuint64 size, 45 HandleType handleType, 46 GLuint handle); 47 48 private: 49 std::unique_ptr<rx::MemoryObjectImpl> mImplementation; 50 51 bool mImmutable; 52 bool mDedicatedMemory; 53 }; 54 55 } // namespace gl 56 57 #endif // LIBANGLE_MEMORYOBJECT_H_ 58