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.image2;
18
19import android.support.v8.renderscript.*;
20
21public class Posterize extends TestBase {
22    private ScriptC_posterize mScript;
23    boolean mUseInvokes;
24
25    Posterize(boolean useInvoke) {
26        mUseInvokes = useInvoke;
27    }
28
29    public void createTest(android.content.res.Resources res) {
30        mScript = new ScriptC_posterize(mRS);
31    }
32
33    void setParams(float intensHigh, float intensLow, int r, int g, int b) {
34        if (mUseInvokes) {
35            mScript.invoke_setParams(intensHigh, intensLow,
36                                     (short)r, (short)g, (short)b);
37        } else {
38            mScript.set_intensityLow(intensLow);
39            mScript.set_intensityHigh(intensHigh);
40            mScript.set_color(new Short4((short)r, (short)g, (short)b, (short)255));
41        }
42    }
43
44    public void runTest() {
45        mScript.set_inputImage(mInPixelsAllocation);
46        setParams(.2f, 0.f, 255, 0, 0);
47        mScript.forEach_root(mInPixelsAllocation, mOutPixelsAllocation);
48        setParams(.4f, 0.2f, 0, 255, 0);
49        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
50        setParams(.6f, 0.4f, 0, 0, 255);
51        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
52        setParams(.8f, 0.6f, 255, 255, 0);
53        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
54        setParams(1.0f, 0.8f, 0, 255, 255);
55        mScript.forEach_root(mOutPixelsAllocation, mOutPixelsAllocation);
56    }
57
58}
59