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