rsThreadIO.cpp revision 992a0b70d8fd7a14f0c57bc3c7e16c1f269a6609 
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 *android::renderscript::gIO = NULL;
25
26ThreadIO::ThreadIO()
27{
28    mToCore.init(16 * 1024);
29}
30
31ThreadIO::~ThreadIO()
32{
33}
34
35bool ThreadIO::playCoreCommands(Context *con, bool waitForCommand)
36{
37    uint32_t cmdID = 0;
38    uint32_t cmdSize = 0;
39    bool ret = false;
40    while(!mToCore.isEmpty() || waitForCommand) {
41        ret = true;
42        const void * data = mToCore.get(&cmdID, &cmdSize);
43        waitForCommand = false;
44        //LOGV("playCoreCommands 3 %i %i", cmdID, cmdSize);
45
46        gPlaybackFuncs[cmdID](con, data);
47        mToCore.next();
48    }
49    return ret;
50}
51
52
53