1 /* 2 * Copyright (C) 2011 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 #ifndef _LIB_OPENGL_RENDER_THREAD_INFO_H 17 #define _LIB_OPENGL_RENDER_THREAD_INFO_H 18 19 #include "base/Stream.h" 20 #include "RenderContext.h" 21 #include "WindowSurface.h" 22 #include "gles1_dec/GLESv1Decoder.h" 23 #include "gles2_dec/GLESv2Decoder.h" 24 #include "renderControl_dec/renderControl_dec.h" 25 #include "VkDecoder.h" 26 #include "StalePtrRegistry.h" 27 #include "SyncThread.h" 28 29 #include <functional> 30 #include <unordered_set> 31 32 typedef uint32_t HandleType; 33 typedef std::unordered_set<HandleType> ThreadContextSet; 34 typedef std::unordered_set<HandleType> WindowSurfaceSet; 35 36 // A class used to model the state of each RenderThread related 37 struct RenderThreadInfo { 38 // Create new instance. Only call this once per thread. 39 // Future callls to get() will return this instance until 40 // it is destroyed. 41 RenderThreadInfo(); 42 43 // Destructor. 44 ~RenderThreadInfo(); 45 46 // Return the current thread's instance, if any, or NULL. 47 static RenderThreadInfo* get(); 48 49 // Loop over all active render thread infos 50 static void forAllRenderThreadInfos(std::function<void(RenderThreadInfo*)>); 51 52 // Current EGL context, draw surface and read surface. 53 HandleType currContextHandleFromLoad; 54 HandleType currDrawSurfHandleFromLoad; 55 HandleType currReadSurfHandleFromLoad; 56 57 RenderContextPtr currContext; 58 WindowSurfacePtr currDrawSurf; 59 WindowSurfacePtr currReadSurf; 60 61 // Decoder states. 62 GLESv1Decoder m_glDec; 63 GLESv2Decoder m_gl2Dec; 64 renderControl_decoder_context_t m_rcDec; 65 VkDecoder m_vkDec; 66 67 // All the contexts that are created by this render thread. 68 // New emulator manages contexts in guest process level, 69 // m_contextSet should be deprecated. It is only kept for 70 // backward compatibility reason. 71 ThreadContextSet m_contextSet; 72 // all the window surfaces that are created by this render thread 73 WindowSurfaceSet m_windowSet; 74 75 // The unique id of owner guest process of this render thread 76 uint64_t m_puid = 0; 77 78 // Functions to save / load a snapshot 79 // They must be called after Framebuffer snapshot 80 void onSave(android::base::Stream* stream); 81 bool onLoad(android::base::Stream* stream); 82 83 // Sometimes we can load render thread info before 84 // FrameBuffer repopulates the contexts. 85 void postLoadRefreshCurrentContextSurfacePtrs(); 86 }; 87 88 #endif 89