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
21 using namespace android;
22 using namespace android::renderscript;
23
ThreadIO()24 ThreadIO::ThreadIO()
25 {
26 mToCore.init(16 * 1024);
27 mToClient.init(1024);
28 }
29
~ThreadIO()30 ThreadIO::~ThreadIO()
31 {
32 }
33
shutdown()34 void ThreadIO::shutdown()
35 {
36 mToCore.shutdown();
37 }
38
playCoreCommands(Context * con,bool waitForCommand)39 bool 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