/* * Copyright (C) 2011 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "anbox/graphics/emugl/RenderThread.h" #include "anbox/graphics/emugl/ReadBuffer.h" #include "anbox/graphics/emugl/RenderControl.h" #include "anbox/graphics/emugl/RenderThreadInfo.h" #include "anbox/graphics/emugl/Renderer.h" #include "anbox/graphics/emugl/TimeUtils.h" #include "anbox/logger.h" #include "external/android-emugl/shared/OpenglCodecCommon/ChecksumCalculatorThreadInfo.h" #include "external/android-emugl/host/include/OpenGLESDispatch/EGLDispatch.h" #include "external/android-emugl/host/include/OpenGLESDispatch/GLESv1Dispatch.h" #include "external/android-emugl/host/include/OpenGLESDispatch/GLESv2Dispatch.h" #define STREAM_BUFFER_SIZE 4 * 1024 * 1024 RenderThread::RenderThread(const std::shared_ptr &renderer, IOStream *stream, std::mutex &m) : emugl::Thread(), renderer_(renderer), m_lock(m), m_stream(stream) {} RenderThread::~RenderThread() { forceStop(); } RenderThread *RenderThread::create(const std::shared_ptr &renderer, IOStream *stream, std::mutex &m) { return new RenderThread(renderer, stream, m); } void RenderThread::forceStop() { m_stream->forceStop(); } intptr_t RenderThread::main() { RenderThreadInfo threadInfo; ChecksumCalculatorThreadInfo threadChecksumInfo; threadInfo.m_glDec.initGL(gles1_dispatch_get_proc_func, NULL); threadInfo.m_gl2Dec.initGL(gles2_dispatch_get_proc_func, NULL); initRenderControlContext(&threadInfo.m_rcDec); ReadBuffer readBuf(STREAM_BUFFER_SIZE); while (true) { int stat = readBuf.getData(m_stream); if (stat <= 0) break; bool progress; do { progress = false; std::unique_lock l(m_lock); size_t last = threadInfo.m_glDec.decode(readBuf.buf(), readBuf.validData(), m_stream); if (last > 0) { progress = true; readBuf.consume(last); } last = threadInfo.m_gl2Dec.decode(readBuf.buf(), readBuf.validData(), m_stream); if (last > 0) { progress = true; readBuf.consume(last); } last = threadInfo.m_rcDec.decode(readBuf.buf(), readBuf.validData(), m_stream); if (last > 0) { readBuf.consume(last); progress = true; } } while (progress); } threadInfo.m_gl2Dec.freeShader(); threadInfo.m_gl2Dec.freeProgram(); // Release references to the current thread's context/surfaces if any renderer_->bindContext(0, 0, 0); if (threadInfo.currContext || threadInfo.currDrawSurf || threadInfo.currReadSurf) ERROR("RenderThread exiting with current context/surfaces"); renderer_->drainWindowSurface(); renderer_->drainRenderContext(); return 0; }