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;
20import java.lang.Short;
21
22import android.support.v8.renderscript.*;
23import android.util.Log;
24import android.widget.SeekBar;
25import android.widget.TextView;
26import android.widget.AdapterView;
27import android.widget.ArrayAdapter;
28import android.view.View;
29import android.widget.Spinner;
30
31public class Blend extends TestBase {
32    private ScriptIntrinsicBlend mBlend;
33    private ScriptC_blend mBlendHelper;
34    private short image1Alpha = 128;
35    private short image2Alpha = 128;
36
37    String mIntrinsicNames[];
38
39    private Allocation image1;
40    private Allocation image2;
41    private int currentIntrinsic = 0;
42
43    private AdapterView.OnItemSelectedListener mIntrinsicSpinnerListener =
44            new AdapterView.OnItemSelectedListener() {
45                public void onItemSelected(AdapterView<?> parent, View view, int pos, long id) {
46                    currentIntrinsic = pos;
47                    runTest();
48                    act.updateDisplay();
49                }
50
51                public void onNothingSelected(AdapterView parent) {
52
53                }
54            };
55
56    public void createTest(android.content.res.Resources res) {
57        mBlend = ScriptIntrinsicBlend.create(mRS, Element.U8_4(mRS));
58        mBlendHelper = new ScriptC_blend(mRS);
59        mBlendHelper.set_alpha((short)128);
60
61        image1 = Allocation.createTyped(mRS, mInPixelsAllocation.getType());
62        image2 = Allocation.createTyped(mRS, mInPixelsAllocation2.getType());
63
64        mIntrinsicNames = new String[14];
65        mIntrinsicNames[0] = "Source";
66        mIntrinsicNames[1] = "Destination";
67        mIntrinsicNames[2] = "Source Over";
68        mIntrinsicNames[3] = "Destination Over";
69        mIntrinsicNames[4] = "Source In";
70        mIntrinsicNames[5] = "Destination In";
71        mIntrinsicNames[6] = "Source Out";
72        mIntrinsicNames[7] = "Destination Out";
73        mIntrinsicNames[8] = "Source Atop";
74        mIntrinsicNames[9] = "Destination Atop";
75        mIntrinsicNames[10] = "XOR";
76        mIntrinsicNames[11] = "Add";
77        mIntrinsicNames[12] = "Subtract";
78        mIntrinsicNames[13] = "Multiply";
79    }
80
81    public boolean onSpinner1Setup(Spinner s) {
82        s.setAdapter(new ArrayAdapter<String>(
83            act, R.layout.spinner_layout, mIntrinsicNames));
84        s.setOnItemSelectedListener(mIntrinsicSpinnerListener);
85        return true;
86    }
87
88    public boolean onBar1Setup(SeekBar b, TextView t) {
89        t.setText("Image 1 Alpha");
90        b.setMax(255);
91        b.setProgress(image1Alpha);
92        return true;
93    }
94
95    public void onBar1Changed(int progress) {
96        image1Alpha = (short)progress;
97    }
98
99    public boolean onBar2Setup(SeekBar b, TextView t) {
100        t.setText("Image 2 Alpha");
101        b.setMax(255);
102        b.setProgress(image2Alpha);
103        return true;
104    }
105
106    public void onBar2Changed(int progress) {
107        image2Alpha = (short)progress;
108    }
109
110    public void runTest() {
111        image1.copy2DRangeFrom(0, 0, mInPixelsAllocation.getType().getX(), mInPixelsAllocation.getType().getY(), mInPixelsAllocation, 0, 0);
112        image2.copy2DRangeFrom(0, 0, mInPixelsAllocation2.getType().getX(), mInPixelsAllocation2.getType().getY(), mInPixelsAllocation2, 0, 0);
113
114        mBlendHelper.set_alpha(image1Alpha);
115        mBlendHelper.forEach_setImageAlpha(image1);
116
117        mBlendHelper.set_alpha(image2Alpha);
118        mBlendHelper.forEach_setImageAlpha(image2);
119
120        switch (currentIntrinsic) {
121        case 0:
122            mBlend.forEachSrc(image1, image2);
123            break;
124        case 1:
125            mBlend.forEachDst(image1, image2);
126            break;
127        case 2:
128            mBlend.forEachSrcOver(image1, image2);
129            break;
130        case 3:
131            mBlend.forEachDstOver(image1, image2);
132            break;
133        case 4:
134            mBlend.forEachSrcIn(image1, image2);
135            break;
136        case 5:
137            mBlend.forEachDstIn(image1, image2);
138            break;
139        case 6:
140            mBlend.forEachSrcOut(image1, image2);
141            break;
142        case 7:
143            mBlend.forEachDstOut(image1, image2);
144            break;
145        case 8:
146            mBlend.forEachSrcAtop(image1, image2);
147            break;
148        case 9:
149            mBlend.forEachDstAtop(image1, image2);
150            break;
151        case 10:
152            mBlend.forEachXor(image1, image2);
153            break;
154        case 11:
155            mBlend.forEachAdd(image1, image2);
156            break;
157        case 12:
158            mBlend.forEachSubtract(image1, image2);
159            break;
160        case 13:
161            mBlend.forEachMultiply(image1, image2);
162            break;
163        }
164
165        mOutPixelsAllocation.copy2DRangeFrom(0, 0, image2.getType().getX(), image2.getType().getY(), image2, 0, 0);
166    }
167
168}
169