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.android.rs.image2;
18
19import java.lang.Math;
20
21import android.support.v8.renderscript.*;
22import android.util.Log;
23
24public class GroupTest extends TestBase {
25    private ScriptIntrinsicConvolve3x3 mConvolve;
26    private ScriptIntrinsicColorMatrix mMatrix;
27
28    private Allocation mScratchPixelsAllocation1;
29    private ScriptGroup mGroup;
30
31    private int mWidth;
32    private int mHeight;
33    private boolean mUseNative;
34
35
36    public GroupTest(boolean useNative) {
37        mUseNative = useNative;
38    }
39
40    public void createTest(android.content.res.Resources res) {
41        mWidth = mInPixelsAllocation.getType().getX();
42        mHeight = mInPixelsAllocation.getType().getY();
43
44        mConvolve = ScriptIntrinsicConvolve3x3.create(mRS, Element.U8_4(mRS));
45        mMatrix = ScriptIntrinsicColorMatrix.create(mRS, Element.U8_4(mRS));
46
47        float f[] = new float[9];
48        f[0] =  0.f;    f[1] = -1.f;    f[2] =  0.f;
49        f[3] = -1.f;    f[4] =  5.f;    f[5] = -1.f;
50        f[6] =  0.f;    f[7] = -1.f;    f[8] =  0.f;
51        mConvolve.setCoefficients(f);
52
53        Matrix4f m = new Matrix4f();
54        m.set(1, 0, 0.2f);
55        m.set(1, 1, 0.9f);
56        m.set(1, 2, 0.2f);
57        mMatrix.setColorMatrix(m);
58
59        Type.Builder tb = new Type.Builder(mRS, Element.U8_4(mRS));
60        tb.setX(mWidth);
61        tb.setY(mHeight);
62        Type connect = tb.create();
63
64        if (mUseNative) {
65            ScriptGroup.Builder b = new ScriptGroup.Builder(mRS);
66            b.addKernel(mConvolve.getKernelID());
67            b.addKernel(mMatrix.getKernelID());
68            b.addConnection(connect, mConvolve.getKernelID(), mMatrix.getKernelID());
69            mGroup = b.create();
70        } else {
71            mScratchPixelsAllocation1 = Allocation.createTyped(mRS, connect);
72        }
73    }
74
75    public void runTest() {
76        mConvolve.setInput(mInPixelsAllocation);
77        if (mUseNative) {
78            mGroup.setOutput(mMatrix.getKernelID(), mOutPixelsAllocation);
79            mGroup.execute();
80        } else {
81            mConvolve.forEach(mScratchPixelsAllocation1);
82            mMatrix.forEach(mScratchPixelsAllocation1, mOutPixelsAllocation);
83        }
84    }
85
86}
87