jnimultiplersfiles.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_first.h"
23#include "ScriptC_second.h"
24
25using namespace android;
26using namespace RSC;
27
28extern "C" void JNICALL
29Java_com_android_rs_jnimultiplersfiles_MainActivity_nativeRS(
30    JNIEnv * env,
31    jclass,
32    jstring pathObj)
33{
34    static const int size = 64;
35    sp<RS> rs = new RS();
36
37    const char * path = env->GetStringUTFChars(pathObj, nullptr);
38    rs->init(path, RS_INIT_LOW_LATENCY | RS_INIT_WAIT_FOR_ATTACH);
39    env->ReleaseStringUTFChars(pathObj, path);
40
41    auto e = Element::RGBA_8888(rs);
42    Type::Builder tb(rs, e);
43    tb.setX(size);
44    tb.setY(size);
45    auto t = tb.create();
46
47    auto a = Allocation::createTyped(rs, t);
48    auto b = Allocation::createTyped(rs, t);
49
50    // Script is executed once, then the data is copied back when finished
51    sp<ScriptC_first> s1 = new ScriptC_first(rs);
52    sp<ScriptC_second> s2 = new ScriptC_second(rs);
53
54    s1->forEach_first_kernel(a, b);
55    uint32_t * output = new uint32_t[size*size];
56    b->copy2DRangeTo(0, 0, size, size, output);
57    delete [] output;
58
59    s2->forEach_second_kernel(a, b);
60
61    rs->finish();
62}
63
64