1
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2
|
// Copyright 2016 Leszek Koltunski //
|
3
|
// //
|
4
|
// This file is part of Distorted. //
|
5
|
// //
|
6
|
// Distorted is free software: you can redistribute it and/or modify //
|
7
|
// it under the terms of the GNU General Public License as published by //
|
8
|
// the Free Software Foundation, either version 2 of the License, or //
|
9
|
// (at your option) any later version. //
|
10
|
// //
|
11
|
// Distorted is distributed in the hope that it will be useful, //
|
12
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
|
13
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
|
14
|
// GNU General Public License for more details. //
|
15
|
// //
|
16
|
// You should have received a copy of the GNU General Public License //
|
17
|
// along with Distorted. If not, see <http://www.gnu.org/licenses/>. //
|
18
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
19
|
|
20
|
package org.distorted.examples.blur;
|
21
|
|
22
|
import android.graphics.Bitmap;
|
23
|
import android.graphics.BitmapFactory;
|
24
|
import android.opengl.GLSurfaceView;
|
25
|
|
26
|
import org.distorted.examples.R;
|
27
|
import org.distorted.library.effect.MatrixEffectMove;
|
28
|
import org.distorted.library.effect.MatrixEffectScale;
|
29
|
import org.distorted.library.effect.PostprocessEffectBlur;
|
30
|
import org.distorted.library.main.Distorted;
|
31
|
import org.distorted.library.main.DistortedEffects;
|
32
|
import org.distorted.library.main.DistortedFramebuffer;
|
33
|
import org.distorted.library.main.DistortedNode;
|
34
|
import org.distorted.library.main.DistortedScreen;
|
35
|
import org.distorted.library.main.DistortedTexture;
|
36
|
import org.distorted.library.mesh.MeshFlat;
|
37
|
import org.distorted.library.type.Dynamic1D;
|
38
|
import org.distorted.library.type.Static1D;
|
39
|
import org.distorted.library.type.Static3D;
|
40
|
|
41
|
import java.io.IOException;
|
42
|
import java.io.InputStream;
|
43
|
|
44
|
import javax.microedition.khronos.egl.EGLConfig;
|
45
|
import javax.microedition.khronos.opengles.GL10;
|
46
|
|
47
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
48
|
|
49
|
class BlurRenderer implements GLSurfaceView.Renderer
|
50
|
{
|
51
|
private final static int SIZE = 500;
|
52
|
|
53
|
private GLSurfaceView mView;
|
54
|
private DistortedTexture mTexture;
|
55
|
private DistortedEffects mEffects, mBufferEffects;
|
56
|
private DistortedScreen mScreen;
|
57
|
private DistortedFramebuffer mBuffer;
|
58
|
private MeshFlat mMesh;
|
59
|
private Static1D mRadiusSta;
|
60
|
private int mObjHeight, mObjWidth;
|
61
|
private Static3D mMove, mScale, mBufferMove, mBufferScale;
|
62
|
|
63
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
64
|
|
65
|
BlurRenderer(GLSurfaceView v)
|
66
|
{
|
67
|
mView = v;
|
68
|
mMesh = new MeshFlat(1,1);
|
69
|
mScreen = new DistortedScreen();
|
70
|
mBuffer = new DistortedFramebuffer(SIZE,SIZE,1, DistortedFramebuffer.NO_DEPTH_NO_STENCIL);
|
71
|
|
72
|
mRadiusSta = new Static1D(5);
|
73
|
Dynamic1D radiusDyn = new Dynamic1D();
|
74
|
radiusDyn.add(mRadiusSta);
|
75
|
|
76
|
mMove = new Static3D(0,0,0);
|
77
|
mScale= new Static3D(1,1,1);
|
78
|
mBufferMove = new Static3D(0,0,0);
|
79
|
mBufferScale= new Static3D(1,1,1);
|
80
|
|
81
|
mBufferEffects = new DistortedEffects();
|
82
|
mBufferEffects.apply(new MatrixEffectMove(mBufferMove));
|
83
|
mBufferEffects.apply(new MatrixEffectScale(mBufferScale));
|
84
|
|
85
|
mEffects = new DistortedEffects();
|
86
|
mEffects.apply( new PostprocessEffectBlur(radiusDyn) );
|
87
|
mEffects.apply(new MatrixEffectMove(mMove));
|
88
|
mEffects.apply(new MatrixEffectScale(mScale));
|
89
|
}
|
90
|
|
91
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
92
|
|
93
|
int setBlur(int blur)
|
94
|
{
|
95
|
int radius = blur/2;
|
96
|
mRadiusSta.set(radius);
|
97
|
return radius;
|
98
|
}
|
99
|
|
100
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
101
|
|
102
|
public void onDrawFrame(GL10 glUnused)
|
103
|
{
|
104
|
long time = System.currentTimeMillis();
|
105
|
|
106
|
mBuffer.render(time);
|
107
|
mScreen.render(time);
|
108
|
}
|
109
|
|
110
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
111
|
|
112
|
public void onSurfaceChanged(GL10 glUnused, int width, int height)
|
113
|
{
|
114
|
float qw1 = (float)width /SIZE;
|
115
|
float qh1 = (float)height/SIZE;
|
116
|
float factor1 = 0.8f* (qw1<qh1 ? qw1:qh1);
|
117
|
int w1 = (int)(factor1*SIZE);
|
118
|
int h1 = (int)(factor1*SIZE);
|
119
|
|
120
|
mBufferMove.set((width-w1)/2 ,(height-h1)/2, 0);
|
121
|
mBufferScale.set( factor1,factor1,factor1 );
|
122
|
|
123
|
float qw2 = (float)SIZE/mObjWidth;
|
124
|
float qh2 = (float)SIZE/mObjHeight;
|
125
|
float factor2 = 0.9f* (qw2<qh2 ? qw2:qh2);
|
126
|
int w2 = (int)(factor2*mObjWidth);
|
127
|
int h2 = (int)(factor2*mObjHeight);
|
128
|
|
129
|
mMove.set((SIZE-w2)/2 ,(SIZE-h2)/2, 0);
|
130
|
mScale.set( factor2,factor2,factor2 );
|
131
|
|
132
|
mScreen.resize(width, height);
|
133
|
}
|
134
|
|
135
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
136
|
|
137
|
public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
|
138
|
{
|
139
|
InputStream is = mView.getContext().getResources().openRawResource(R.raw.dog);
|
140
|
Bitmap bitmap;
|
141
|
|
142
|
try
|
143
|
{
|
144
|
bitmap = BitmapFactory.decodeStream(is);
|
145
|
}
|
146
|
finally
|
147
|
{
|
148
|
try
|
149
|
{
|
150
|
is.close();
|
151
|
}
|
152
|
catch(IOException e) { }
|
153
|
}
|
154
|
|
155
|
mObjHeight = bitmap.getHeight();
|
156
|
mObjWidth = bitmap.getWidth();
|
157
|
|
158
|
if( mTexture==null ) mTexture = new DistortedTexture(mObjWidth,mObjHeight);
|
159
|
mTexture.setTexture(bitmap);
|
160
|
|
161
|
mScreen.detachAll();
|
162
|
mScreen.attach(mBuffer, mBufferEffects, mMesh);
|
163
|
mBuffer.attach(new DistortedNode(mTexture,mEffects,mMesh));
|
164
|
|
165
|
PostprocessEffectBlur.enable();
|
166
|
|
167
|
try
|
168
|
{
|
169
|
Distorted.onCreate(mView.getContext());
|
170
|
}
|
171
|
catch(Exception ex)
|
172
|
{
|
173
|
android.util.Log.e("Blur", ex.getMessage() );
|
174
|
}
|
175
|
}
|
176
|
}
|