1/*
2 * Copyright (C) 2013 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.android.rs.image;
18
19import java.lang.Math;
20
21import android.view.Surface;
22import android.renderscript.Allocation;
23import android.renderscript.Element;
24import android.renderscript.RenderScript;
25import android.renderscript.ScriptIntrinsicConvolve3x3;
26import android.renderscript.ScriptIntrinsicColorMatrix;
27import android.renderscript.Type;
28import android.renderscript.Matrix4f;
29import android.util.Log;
30
31public class UsageIO extends TestBase {
32    private ScriptIntrinsicColorMatrix mMatrix;
33
34    private Allocation mScratchPixelsAllocation1;
35    private Allocation mScratchPixelsAllocation2;
36
37    public UsageIO() {
38    }
39
40    public void createTest(android.content.res.Resources res) {
41        mMatrix = ScriptIntrinsicColorMatrix.create(mRS, Element.U8_4(mRS));
42
43        Matrix4f m = new Matrix4f();
44        m.set(1, 0, 0.2f);
45        m.set(1, 1, 0.9f);
46        m.set(1, 2, 0.2f);
47        mMatrix.setColorMatrix(m);
48
49        Type connect = mInPixelsAllocation.getType();
50
51        mScratchPixelsAllocation1 = Allocation.createTyped(mRS, connect, Allocation.USAGE_IO_OUTPUT | Allocation.USAGE_SCRIPT);
52        mScratchPixelsAllocation2 = Allocation.createTyped(mRS, connect, Allocation.USAGE_IO_INPUT | Allocation.USAGE_SCRIPT);
53
54        Surface s = mScratchPixelsAllocation2.getSurface();
55        mScratchPixelsAllocation1.setSurface(s);
56    }
57
58    public void runTest() {
59        mScratchPixelsAllocation1.copyFrom(mInPixelsAllocation);
60        mScratchPixelsAllocation1.ioSend();
61        mScratchPixelsAllocation2.ioReceive();
62        mMatrix.forEach(mScratchPixelsAllocation2, mOutPixelsAllocation);
63    }
64
65}
66