1/* 2 * Copyright (C) 2009 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#include "rsContext.h" 18 19#include "rsThreadIO.h" 20 21using namespace android; 22using namespace android::renderscript; 23 24ThreadIO::ThreadIO() 25{ 26 mToCore.init(16 * 1024); 27 mToClient.init(1024); 28} 29 30ThreadIO::~ThreadIO() 31{ 32} 33 34void ThreadIO::shutdown() 35{ 36 mToCore.shutdown(); 37} 38 39bool ThreadIO::playCoreCommands(Context *con, bool waitForCommand) 40{ 41 bool ret = false; 42 while(!mToCore.isEmpty() || waitForCommand) { 43 uint32_t cmdID = 0; 44 uint32_t cmdSize = 0; 45 ret = true; 46 if (con->props.mLogTimes) { 47 con->timerSet(Context::RS_TIMER_IDLE); 48 } 49 const void * data = mToCore.get(&cmdID, &cmdSize); 50 if (!cmdSize) { 51 // exception occured, probably shutdown. 52 return false; 53 } 54 if (con->props.mLogTimes) { 55 con->timerSet(Context::RS_TIMER_INTERNAL); 56 } 57 waitForCommand = false; 58 //LOGV("playCoreCommands 3 %i %i", cmdID, cmdSize); 59 60 gPlaybackFuncs[cmdID](con, data); 61 mToCore.next(); 62 } 63 return ret; 64} 65 66 67