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.graphics.Bitmap;
22import android.support.v8.renderscript.*;
23import android.util.Log;
24import android.widget.SeekBar;
25import android.widget.TextView;
26
27public class Blur25G extends TestBase {
28    private final int MAX_RADIUS = 25;
29    private float mRadius = MAX_RADIUS;
30
31    private ScriptIntrinsicBlur mIntrinsic;
32
33    private ScriptC_greyscale mScript;
34    private Allocation mScratchPixelsAllocation1;
35    private Allocation mScratchPixelsAllocation2;
36
37
38    public Blur25G() {
39    }
40
41    public boolean onBar1Setup(SeekBar b, TextView t) {
42        t.setText("Radius");
43        b.setProgress(100);
44        return true;
45    }
46
47
48    public void onBar1Changed(int progress) {
49        mRadius = ((float)progress) / 100.0f * MAX_RADIUS;
50        if (mRadius <= 0.10f) {
51            mRadius = 0.10f;
52        }
53        mIntrinsic.setRadius(mRadius);
54    }
55
56
57    public void createTest(android.content.res.Resources res) {
58        int width = mInPixelsAllocation.getType().getX();
59        int height = mInPixelsAllocation.getType().getY();
60
61        Type.Builder tb = new Type.Builder(mRS, Element.U8(mRS));
62        tb.setX(width);
63        tb.setY(height);
64        mScratchPixelsAllocation1 = Allocation.createTyped(mRS, tb.create());
65        mScratchPixelsAllocation2 = Allocation.createTyped(mRS, tb.create());
66
67        mScript = new ScriptC_greyscale(mRS);
68        mScript.forEach_toU8(mInPixelsAllocation, mScratchPixelsAllocation1);
69
70        mIntrinsic = ScriptIntrinsicBlur.create(mRS, Element.U8(mRS));
71        mIntrinsic.setRadius(MAX_RADIUS);
72        mIntrinsic.setInput(mScratchPixelsAllocation1);
73    }
74
75    public void runTest() {
76        mIntrinsic.forEach(mScratchPixelsAllocation2);
77    }
78
79    public void updateBitmap(Bitmap b) {
80        mScript.forEach_toU8_4(mScratchPixelsAllocation2, mOutPixelsAllocation);
81        mOutPixelsAllocation.copyTo(b);
82    }
83
84}
85
86