rsThreadIO.cpp revision afb743aca56c18beb7ab924e75cb6e070ef3e55a
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 mToCore.init(16 * 1024); 26 mToClient.init(1024); 27} 28 29ThreadIO::~ThreadIO() { 30} 31 32void ThreadIO::shutdown() { 33 mToCore.shutdown(); 34} 35 36bool ThreadIO::playCoreCommands(Context *con, bool waitForCommand) { 37 bool ret = false; 38 while (!mToCore.isEmpty() || waitForCommand) { 39 uint32_t cmdID = 0; 40 uint32_t cmdSize = 0; 41 ret = true; 42 if (con->props.mLogTimes) { 43 con->timerSet(Context::RS_TIMER_IDLE); 44 } 45 const void * data = mToCore.get(&cmdID, &cmdSize); 46 if (!cmdSize) { 47 // exception occured, probably shutdown. 48 return false; 49 } 50 if (con->props.mLogTimes) { 51 con->timerSet(Context::RS_TIMER_INTERNAL); 52 } 53 waitForCommand = false; 54 //LOGV("playCoreCommands 3 %i %i", cmdID, cmdSize); 55 56 gPlaybackFuncs[cmdID](con, data); 57 mToCore.next(); 58 } 59 return ret; 60} 61 62 63