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 <functional> 20 #include <memory> 21 #include <unordered_set> 22 23 #include "RenderContext.h" 24 #include "StalePtrRegistry.h" 25 #include "SyncThread.h" 26 #include "VkDecoder.h" 27 #include "WindowSurface.h" 28 #include "base/Stream.h" 29 #include "gles1_dec/GLESv1Decoder.h" 30 #include "gles2_dec/GLESv2Decoder.h" 31 #include "renderControl_dec/renderControl_dec.h" 32 33 typedef uint32_t HandleType; 34 typedef std::unordered_set<HandleType> ThreadContextSet; 35 typedef std::unordered_set<HandleType> WindowSurfaceSet; 36 37 // A class used to model the state of each RenderThread related 38 struct RenderThreadInfo { 39 // Create new instance. Only call this once per thread. 40 // Future callls to get() will return this instance until 41 // it is destroyed. 42 RenderThreadInfo(); 43 44 // Destructor. 45 ~RenderThreadInfo(); 46 47 // Return the current thread's instance, if any, or NULL. 48 static RenderThreadInfo* get(); 49 50 // Loop over all active render thread infos 51 static void forAllRenderThreadInfos(std::function<void(RenderThreadInfo*)>); 52 53 // Current EGL context, draw surface and read surface. 54 HandleType currContextHandleFromLoad; 55 HandleType currDrawSurfHandleFromLoad; 56 HandleType currReadSurfHandleFromLoad; 57 58 RenderContextPtr currContext; 59 WindowSurfacePtr currDrawSurf; 60 WindowSurfacePtr currReadSurf; 61 62 // Decoder states. 63 GLESv1Decoder m_glDec; 64 GLESv2Decoder m_gl2Dec; 65 renderControl_decoder_context_t m_rcDec; 66 std::unique_ptr<VkDecoder> m_vkDec; 67 68 // All the contexts that are created by this render thread. 69 // New emulator manages contexts in guest process level, 70 // m_contextSet should be deprecated. It is only kept for 71 // backward compatibility reason. 72 ThreadContextSet m_contextSet; 73 // all the window surfaces that are created by this render thread 74 WindowSurfaceSet m_windowSet; 75 76 // The unique id of owner guest process of this render thread 77 uint64_t m_puid = 0; 78 79 // Functions to save / load a snapshot 80 // They must be called after Framebuffer snapshot 81 void onSave(android::base::Stream* stream); 82 bool onLoad(android::base::Stream* stream); 83 84 // Sometimes we can load render thread info before 85 // FrameBuffer repopulates the contexts. 86 void postLoadRefreshCurrentContextSurfacePtrs(); 87 }; 88 89 #endif 90