jninodebugwaitattach.cpp revision 5bbcc3861c44435f89481f80946ef5c9c49968f2 
1/*
2* Copyright (C) 2016 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 <memory>
18
19#include <jni.h>
20#include <RenderScript.h>
21
22#include "ScriptC_simple.h"
23
24using namespace android;
25using namespace RSC;
26
27extern "C" void JNICALL
28Java_com_android_rs_jninodebugwaitattach_MainActivity_nativeRS(
29    JNIEnv * env,
30    jclass,
31    jstring pathObj)
32{
33    static const int size = 8;
34    sp<RS> rs = new RS();
35
36    const char * path = env->GetStringUTFChars(pathObj, nullptr);
37    rs->init(path, RS_INIT_LOW_LATENCY | RS_INIT_WAIT_FOR_ATTACH);
38    env->ReleaseStringUTFChars(pathObj, path);
39
40    auto e = Element::RGBA_8888(rs);
41    Type::Builder tb(rs, e);
42    tb.setX(size);
43    tb.setY(size);
44    auto t = tb.create();
45
46    auto a = Allocation::createTyped(rs, t);
47    auto b = Allocation::createTyped(rs, t);
48
49    // Script is executed once, then the data is copied back when finished
50    sp<ScriptC_simple> s = new ScriptC_simple(rs);
51    s->forEach_simple_kernel(a, b);
52    uint32_t * output = new uint32_t[size*size];
53    b->copy2DRangeTo(0, 0, size, size, output);
54    delete [] output;
55
56    rs->finish();
57}
58
59