jniinfiniteloop.cpp revision dcecc0c8d22e894525e25a122ce25129b51338f2 
1#include <memory>
2#include <unistd.h>
3
4#include <jni.h>
5#include <RenderScript.h>
6
7#include "ScriptC_infiniteLoop.h"
8
9using namespace android;
10using namespace RSC;
11
12extern "C" void JNICALL
13Java_com_android_rs_jniinfiniteloop_MainActivity_nativeRS(
14    JNIEnv * env,
15    jclass,
16    jstring pathObj)
17{
18    static const int size = 64;
19    sp<RS> rs = new RS();
20
21    const char * path = env->GetStringUTFChars(pathObj, nullptr);
22    rs->init(path, RS_INIT_LOW_LATENCY);
23    env->ReleaseStringUTFChars(pathObj, path);
24
25    auto e = Element::RGBA_8888(rs);
26    Type::Builder tb(rs, e);
27    tb.setX(size);
28    tb.setY(size);
29    auto t = tb.create();
30
31    auto a = Allocation::createTyped(rs, t);
32    auto b = Allocation::createTyped(rs, t);
33
34    sp<ScriptC_infiniteLoop> s = new ScriptC_infiniteLoop(rs);
35
36    // Test is designed to loop forever, waits for two seconds
37    // between each invocation of the kernel
38    bool forever = true;
39    while(forever)
40    {
41        s->forEach_simple_kernel(a, b);
42        sleep(2);
43    }
44
45    uint32_t * output = new uint32_t[size*size];
46    b->copy2DRangeTo(0, 0, size, size, output);
47    delete [] output;
48}
49
50