1/*
2 * Copyright (C) 2012 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
17package com.example.android.rs.latencybench;
18import android.content.Context;
19import android.content.res.Resources;
20import android.renderscript.*;
21
22public class Benchmark implements Runnable {
23    private final RenderScript mRS;
24    private ScriptC_compute_benchmark mScript;
25    private Allocation ain;
26    private Allocation aout;
27
28    public Benchmark(RenderScript rs, Resources res) {
29        mRS = rs;
30        mScript = new ScriptC_compute_benchmark(mRS, res, R.raw.compute_benchmark);
31        ain = Allocation.createSized(rs, Element.U32(mRS), 10000);
32        aout = Allocation.createSized(rs, Element.U32(mRS), 10000);
33    }
34
35    public void run() {
36        int[] temp;
37        temp = new int[1];
38
39        long t = java.lang.System.currentTimeMillis();
40
41        for (int i = 0; i < 1000000; i++)
42            mScript.forEach_root(ain, aout);
43        aout.copy1DRangeFrom(0, 1, temp);
44
45        t = java.lang.System.currentTimeMillis() - t;
46        android.util.Log.v("LatencyBench", "Iterated Java forEach took " + t + " ms");
47
48        mScript.set_empty_kern(mScript);
49        mScript.set_in(ain);
50        mScript.set_out(aout);
51
52        t = java.lang.System.currentTimeMillis();
53        mScript.invoke_emptyKernelLauncher();
54        aout.copy1DRangeFrom(0, 1, temp);
55
56        t = java.lang.System.currentTimeMillis() - t;
57        android.util.Log.v("LatencyBench", "Invoked forEach took " + t + " ms");
58
59
60
61    }
62
63}
64