1/*
2 * Copyright (C) 2014 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.imagejb;
18
19import java.lang.Math;
20
21import android.renderscript.Allocation;
22import android.renderscript.Element;
23import android.renderscript.RenderScript;
24import android.renderscript.Script;
25import android.renderscript.ScriptC;
26import android.renderscript.Type;
27import android.renderscript.Short4;
28import android.util.Log;
29
30public class Posterize extends TestBase {
31    private ScriptC_posterize mScript;
32    boolean mUseInvokes;
33
34    Posterize(boolean useInvoke) {
35        mUseInvokes = useInvoke;
36    }
37
38    public void createTest(android.content.res.Resources res) {
39        mScript = new ScriptC_posterize(mRS);
40    }
41
42    void setParams(float intensHigh, float intensLow, int r, int g, int b) {
43        if (mUseInvokes) {
44            mScript.invoke_setParams(intensHigh, intensLow,
45                                     (short)r, (short)g, (short)b);
46        } else {
47            mScript.set_intensityLow(intensLow);
48            mScript.set_intensityHigh(intensHigh);
49            mScript.set_color(new Short4((short)r, (short)g, (short)b, (short)255));
50        }
51    }
52
53    public void runTest() {
54        mScript.set_inputImage(mInPixelsAllocation);
55        setParams(.2f, 0.f, 255, 0, 0);
56        mScript.forEach_root(mInPixelsAllocation, mOutPixelsAllocation);
57        setParams(.4f, 0.2f, 0, 255, 0);
58        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
59        setParams(.6f, 0.4f, 0, 0, 255);
60        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
61        setParams(.8f, 0.6f, 255, 255, 0);
62        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
63        setParams(1.0f, 0.8f, 0, 255, 255);
64        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
65    }
66
67}
68