1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include "aemu/base/files/Stream.h" 20 #include "GLcommon/NamedObject.h" 21 22 #include <functional> 23 #include <memory> 24 25 enum ObjectDataType { 26 SHADER_DATA, 27 PROGRAM_DATA, 28 TEXTURE_DATA, 29 BUFFER_DATA, 30 RENDERBUFFER_DATA, 31 FRAMEBUFFER_DATA, 32 SAMPLER_DATA, 33 TRANSFORMFEEDBACK_DATA, 34 UNDEFINED_DATA, 35 }; 36 37 class ObjectData; 38 typedef std::shared_ptr<ObjectData> ObjectDataPtr; 39 40 extern NamedObjectType ObjectDataType2NamedObjectType(ObjectDataType objDataType); 41 42 class ObjectData 43 { 44 public: m_dataType(type)45 ObjectData(ObjectDataType type = UNDEFINED_DATA): m_dataType(type) {} 46 ObjectData(android::base::Stream* stream); getDataType()47 ObjectDataType getDataType() { return m_dataType; }; 48 virtual ~ObjectData() = default; 49 virtual void onSave(android::base::Stream* stream, unsigned int globalName) const = 0; 50 typedef std::function<ObjectDataPtr(NamedObjectType p_type, 51 ObjectLocalName p_localName, android::base::Stream* stream)> 52 loadObject_t; 53 typedef std::function<const ObjectDataPtr(NamedObjectType, 54 ObjectLocalName)> const getObjDataPtr_t; 55 typedef std::function<int(NamedObjectType, ObjectLocalName)> const 56 getGlobalName_t; 57 // postLoad: setup references after loading all ObjectData from snapshot 58 // in one share group 59 virtual void postLoad(const getObjDataPtr_t& getObjDataPtr); 60 // restore: restore object data back to hardware GPU. 61 // It must be called before restoring hardware context states, 62 // because it messes up context object bindings. 63 virtual void restore(ObjectLocalName localName, 64 const getGlobalName_t& getGlobalName) = 0; 65 virtual GenNameInfo getGenNameInfo() const; 66 bool needRestore() const; 67 private: 68 ObjectDataType m_dataType; 69 bool m_needRestore = false; 70 }; 71 72