1 |
427ab7bf
|
Leszek Koltunski
|
|
2 |
5068fa06
|
Leszek Koltunski
|
package org.distorted.examples.deform;
|
3 |
427ab7bf
|
Leszek Koltunski
|
|
4 |
|
|
import javax.microedition.khronos.egl.EGLConfig;
|
5 |
|
|
import javax.microedition.khronos.opengles.GL10;
|
6 |
|
|
|
7 |
5068fa06
|
Leszek Koltunski
|
import org.distorted.library.Distorted;
|
8 |
|
|
import org.distorted.library.DistortedBitmap;
|
9 |
95593730
|
Leszek Koltunski
|
import org.distorted.library.EffectTypes;
|
10 |
5068fa06
|
Leszek Koltunski
|
import org.distorted.library.Interpolator2D;
|
11 |
|
|
import org.distorted.library.Float3D;
|
12 |
|
|
import org.distorted.library.Float4D;
|
13 |
427ab7bf
|
Leszek Koltunski
|
|
14 |
|
|
import android.graphics.Bitmap;
|
15 |
|
|
import android.graphics.Canvas;
|
16 |
|
|
import android.graphics.Paint;
|
17 |
|
|
import android.graphics.Paint.Style;
|
18 |
|
|
import android.opengl.GLES20;
|
19 |
|
|
import android.opengl.GLSurfaceView;
|
20 |
|
|
|
21 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
22 |
|
|
|
23 |
|
|
class DeformRenderer implements GLSurfaceView.Renderer
|
24 |
|
|
{
|
25 |
|
|
public static final int MODE_DISTORT= 0;
|
26 |
|
|
public static final int MODE_DEFORM = 1;
|
27 |
|
|
public static final int MODE_SHEAR = 2;
|
28 |
|
|
|
29 |
|
|
private static final int NUM_VECTORS = 8;
|
30 |
|
|
private static final int NUMLINES = 10;
|
31 |
|
|
private static final int NUMFRAMES =10;
|
32 |
|
|
|
33 |
|
|
private GLSurfaceView mView;
|
34 |
|
|
private DistortedBitmap fps;
|
35 |
|
|
private DistortedBitmap stretch;
|
36 |
|
|
private Float3D touchPoint;
|
37 |
|
|
private static Interpolator2D di;
|
38 |
|
|
private static Float3D[] v;
|
39 |
|
|
private static Float4D dr;
|
40 |
|
|
private Canvas fpsCanvas;
|
41 |
|
|
private Bitmap fpsBitmap, stretchBitmap;
|
42 |
|
|
private int scrHeight, scrWidth;
|
43 |
|
|
private Paint mPaint;
|
44 |
|
|
private int fpsH, fpsW;
|
45 |
|
|
private String fpsString = "";
|
46 |
|
|
private long lastTime=0;
|
47 |
|
|
private long[] durations;
|
48 |
|
|
private int currDuration;
|
49 |
|
|
private long shearID=0;
|
50 |
|
|
|
51 |
|
|
private static int mMode = MODE_DISTORT;
|
52 |
|
|
private static boolean bitmapCreated = false;
|
53 |
|
|
|
54 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
55 |
|
|
|
56 |
|
|
public DeformRenderer(GLSurfaceView view)
|
57 |
|
|
{
|
58 |
|
|
mView = view;
|
59 |
|
|
|
60 |
|
|
dr = new Float4D(0,0,0,0);
|
61 |
|
|
|
62 |
|
|
di = new Interpolator2D();
|
63 |
|
|
di.setMode(Interpolator2D.MODE_PATH);
|
64 |
|
|
di.setCount(0.5f);
|
65 |
|
|
di.setDuration(NUM_VECTORS*500);
|
66 |
|
|
|
67 |
|
|
v = new Float3D[NUM_VECTORS];
|
68 |
|
|
|
69 |
|
|
for(int i=0; i<NUM_VECTORS; i++)
|
70 |
|
|
{
|
71 |
|
|
v[i] = new Float3D(0,0,0);
|
72 |
|
|
di.add(v[i]);
|
73 |
|
|
}
|
74 |
|
|
|
75 |
|
|
durations = new long[NUMFRAMES+1];
|
76 |
|
|
currDuration = 0;
|
77 |
|
|
|
78 |
|
|
for(int i=0; i<NUMFRAMES+1; i++)
|
79 |
|
|
{
|
80 |
|
|
durations[i]=0;
|
81 |
|
|
}
|
82 |
|
|
}
|
83 |
|
|
|
84 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
85 |
|
|
|
86 |
|
|
public static void setMode(int mode)
|
87 |
|
|
{
|
88 |
|
|
mMode = mode;
|
89 |
|
|
}
|
90 |
|
|
|
91 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
92 |
|
|
|
93 |
|
|
public static void setRegionRadius(int r)
|
94 |
|
|
{
|
95 |
|
|
dr.set(0,0,r);
|
96 |
|
|
}
|
97 |
|
|
|
98 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
99 |
|
|
|
100 |
|
|
public static void onPause()
|
101 |
|
|
{
|
102 |
|
|
bitmapCreated = false;
|
103 |
|
|
}
|
104 |
|
|
|
105 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
106 |
|
|
|
107 |
|
|
public void onDrawFrame(GL10 glUnused)
|
108 |
|
|
{
|
109 |
|
|
GLES20.glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
|
110 |
|
|
GLES20.glClear( GLES20.GL_DEPTH_BUFFER_BIT | GLES20.GL_COLOR_BUFFER_BIT);
|
111 |
|
|
|
112 |
|
|
long time = System.currentTimeMillis();
|
113 |
|
|
|
114 |
|
|
stretch.draw(time);
|
115 |
|
|
|
116 |
|
|
mPaint.setColor(0xffffffff);
|
117 |
|
|
fpsCanvas.drawRect(0, 0, fpsW, fpsH, mPaint);
|
118 |
|
|
mPaint.setColor(0xff000000);
|
119 |
|
|
fpsCanvas.drawText(fpsString, fpsW/2, 5*fpsH/6, mPaint);
|
120 |
|
|
|
121 |
|
|
fps.setBitmap(fpsBitmap);
|
122 |
|
|
fps.draw(time);
|
123 |
|
|
|
124 |
|
|
computeFPS(time);
|
125 |
|
|
}
|
126 |
|
|
|
127 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
128 |
|
|
|
129 |
|
|
public void onSurfaceChanged(GL10 glUnused, int width, int height)
|
130 |
|
|
{
|
131 |
|
|
scrHeight = height;
|
132 |
|
|
scrWidth = width;
|
133 |
|
|
|
134 |
|
|
Distorted.onSurfaceChanged(width, height);
|
135 |
|
|
|
136 |
|
|
if( bitmapCreated==false )
|
137 |
|
|
{
|
138 |
|
|
createBitmap(scrWidth/2,scrHeight/2);
|
139 |
|
|
stretch.move(scrWidth/4,scrHeight/4,0);
|
140 |
|
|
fps.move(5,5,0);
|
141 |
|
|
bitmapCreated=true;
|
142 |
|
|
}
|
143 |
|
|
else
|
144 |
|
|
{
|
145 |
a8c3ada7
|
Leszek Koltunski
|
stretch.abortEffects(EffectTypes.VERTEX);
|
146 |
|
|
stretch.abortEffects(EffectTypes.FRAGMENT);
|
147 |
427ab7bf
|
Leszek Koltunski
|
stretch.abortEffect(shearID);
|
148 |
|
|
}
|
149 |
|
|
}
|
150 |
|
|
|
151 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
152 |
|
|
|
153 |
|
|
public void onSurfaceCreated(GL10 glUnused, EGLConfig config)
|
154 |
|
|
{
|
155 |
|
|
try
|
156 |
|
|
{
|
157 |
ed1c0b33
|
Leszek Koltunski
|
Distorted.onSurfaceCreated(mView.getContext());
|
158 |
427ab7bf
|
Leszek Koltunski
|
}
|
159 |
|
|
catch(Exception ex)
|
160 |
|
|
{
|
161 |
|
|
android.util.Log.e("DeformRenderer", ex.toString() );
|
162 |
|
|
}
|
163 |
|
|
}
|
164 |
|
|
|
165 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
166 |
|
|
|
167 |
|
|
private void createBitmap(int w, int h)
|
168 |
|
|
{
|
169 |
|
|
Canvas stretchCanvas;
|
170 |
|
|
|
171 |
|
|
mPaint = new Paint();
|
172 |
|
|
stretch = new DistortedBitmap(w,h, 50);
|
173 |
|
|
stretchBitmap = Bitmap.createBitmap(w,h, Bitmap.Config.ARGB_8888);
|
174 |
|
|
stretchCanvas = new Canvas(stretchBitmap);
|
175 |
|
|
|
176 |
|
|
fpsW = scrWidth/5;
|
177 |
|
|
fpsH = fpsW/2;
|
178 |
|
|
|
179 |
|
|
mPaint.setAntiAlias(true);
|
180 |
|
|
mPaint.setTextAlign(Paint.Align.CENTER);
|
181 |
|
|
mPaint.setTextSize(2*fpsH/3);
|
182 |
|
|
mPaint.setColor(0xff008800);
|
183 |
|
|
mPaint.setStyle(Style.FILL);
|
184 |
|
|
stretchCanvas.drawRect(0, 0, w, h, mPaint);
|
185 |
|
|
mPaint.setColor(0xffffffff);
|
186 |
|
|
|
187 |
|
|
for(int i=0; i<=NUMLINES ; i++ )
|
188 |
|
|
{
|
189 |
|
|
stretchCanvas.drawRect(w*i/NUMLINES - 1, 0, w*i/NUMLINES + 1, h , mPaint);
|
190 |
|
|
stretchCanvas.drawRect( 0, h *i/NUMLINES -1, w , h*i/NUMLINES + 1, mPaint);
|
191 |
|
|
}
|
192 |
|
|
|
193 |
|
|
touchPoint= new Float3D(0,0,0);
|
194 |
|
|
|
195 |
|
|
fps = new DistortedBitmap( fpsW, fpsH, 2);
|
196 |
|
|
fpsBitmap = Bitmap.createBitmap(fpsW,fpsH, Bitmap.Config.ARGB_8888);
|
197 |
|
|
fpsCanvas = new Canvas(fpsBitmap);
|
198 |
|
|
|
199 |
|
|
stretch.setBitmap(stretchBitmap);
|
200 |
|
|
fps.setBitmap(fpsBitmap);
|
201 |
|
|
}
|
202 |
|
|
|
203 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
204 |
|
|
|
205 |
|
|
public void down(int x, int y)
|
206 |
|
|
{
|
207 |
a8c3ada7
|
Leszek Koltunski
|
stretch.abortEffects(EffectTypes.VERTEX);
|
208 |
|
|
stretch.abortEffects(EffectTypes.FRAGMENT);
|
209 |
427ab7bf
|
Leszek Koltunski
|
stretch.abortEffect(shearID);
|
210 |
|
|
|
211 |
|
|
int xt = x-scrWidth/4;
|
212 |
|
|
int yt = y-scrHeight/4;
|
213 |
|
|
|
214 |
|
|
if( xt<0 ) xt=0;
|
215 |
|
|
if( xt>scrWidth/2 ) xt=scrWidth/2;
|
216 |
|
|
if( yt<0 ) yt=0;
|
217 |
|
|
if( yt>scrHeight/2 ) yt=scrHeight/2;
|
218 |
|
|
|
219 |
|
|
touchPoint.set(xt,yt,0);
|
220 |
|
|
|
221 |
|
|
v[0].set(0,0,0);
|
222 |
|
|
|
223 |
|
|
switch(mMode)
|
224 |
|
|
{
|
225 |
|
|
case MODE_DISTORT: stretch.distort(v[0], dr, touchPoint, 0, 0.5f);
|
226 |
|
|
break;
|
227 |
|
|
case MODE_DEFORM : stretch.deform( v[0], touchPoint);
|
228 |
|
|
break;
|
229 |
|
|
case MODE_SHEAR : shearID = stretch.shear(touchPoint,v[0]);
|
230 |
|
|
break;
|
231 |
|
|
}
|
232 |
|
|
}
|
233 |
|
|
|
234 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
235 |
|
|
|
236 |
|
|
public void move(int x, int y)
|
237 |
|
|
{
|
238 |
|
|
float fx = x;
|
239 |
|
|
float fy = y;
|
240 |
|
|
|
241 |
|
|
if( mMode==MODE_SHEAR )
|
242 |
|
|
{
|
243 |
|
|
fx /= (scrWidth/2);
|
244 |
|
|
fy /= (scrHeight/2);
|
245 |
|
|
}
|
246 |
|
|
|
247 |
|
|
v[0].set(fx,fy);
|
248 |
|
|
}
|
249 |
|
|
|
250 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
251 |
|
|
|
252 |
|
|
public void up()
|
253 |
|
|
{
|
254 |
a8c3ada7
|
Leszek Koltunski
|
stretch.abortEffects(EffectTypes.VERTEX);
|
255 |
|
|
stretch.abortEffects(EffectTypes.FRAGMENT);
|
256 |
427ab7bf
|
Leszek Koltunski
|
stretch.abortEffect(shearID);
|
257 |
|
|
|
258 |
|
|
float damp = -0.65f;
|
259 |
|
|
|
260 |
|
|
for(int i=1; i<NUM_VECTORS-1; i++)
|
261 |
|
|
{
|
262 |
|
|
v[i].set( v[i-1].getX()*damp, v[i-1].getY()*damp );
|
263 |
|
|
}
|
264 |
|
|
v[NUM_VECTORS-1].set(0,0);
|
265 |
|
|
|
266 |
|
|
switch(mMode)
|
267 |
|
|
{
|
268 |
|
|
case MODE_DISTORT: stretch.distort(di, dr, touchPoint);
|
269 |
|
|
break;
|
270 |
|
|
case MODE_DEFORM : stretch.deform( di, touchPoint);
|
271 |
|
|
break;
|
272 |
|
|
case MODE_SHEAR : shearID = stretch.shear(touchPoint,di);
|
273 |
|
|
break;
|
274 |
|
|
}
|
275 |
|
|
}
|
276 |
|
|
|
277 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
278 |
|
|
|
279 |
|
|
private void computeFPS(long currentTime)
|
280 |
|
|
{
|
281 |
|
|
if( lastTime!=0 )
|
282 |
|
|
{
|
283 |
|
|
currDuration++;
|
284 |
|
|
if( currDuration>=NUMFRAMES ) currDuration = 0;
|
285 |
|
|
durations[NUMFRAMES] += ((currentTime-lastTime)-durations[currDuration]);
|
286 |
|
|
durations[currDuration] = currentTime-lastTime;
|
287 |
|
|
|
288 |
|
|
fpsString = "" + ((int)(10000.0f*NUMFRAMES/durations[NUMFRAMES]))/10.0f;
|
289 |
|
|
}
|
290 |
|
|
|
291 |
|
|
lastTime = currentTime;
|
292 |
|
|
}
|
293 |
|
|
|
294 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
295 |
|
|
|
296 |
|
|
}
|