1 |
5068fa06
|
Leszek Koltunski
|
package org.distorted.examples.interpolator;
|
2 |
427ab7bf
|
Leszek Koltunski
|
|
3 |
|
|
import android.content.Context;
|
4 |
|
|
import android.opengl.GLSurfaceView;
|
5 |
|
|
import android.os.Build;
|
6 |
|
|
import android.view.MotionEvent;
|
7 |
|
|
import android.util.AttributeSet;
|
8 |
|
|
import android.graphics.Canvas;
|
9 |
|
|
import android.graphics.Paint.Style;
|
10 |
|
|
import android.graphics.Paint;
|
11 |
|
|
|
12 |
5068fa06
|
Leszek Koltunski
|
import org.distorted.library.Interpolator1D;
|
13 |
|
|
import org.distorted.library.Interpolator2D;
|
14 |
|
|
import org.distorted.library.Interpolator3D;
|
15 |
|
|
import org.distorted.library.Float1D;
|
16 |
|
|
import org.distorted.library.Float2D;
|
17 |
|
|
import org.distorted.library.Float3D;
|
18 |
427ab7bf
|
Leszek Koltunski
|
|
19 |
|
|
///////////////////////////////////////////////////////////////////
|
20 |
|
|
|
21 |
|
|
public class InterpolatorSurfaceView extends GLSurfaceView
|
22 |
|
|
{
|
23 |
|
|
public static final int DIM_1D = 0;
|
24 |
|
|
public static final int DIM_2D = 1;
|
25 |
|
|
public static final int DIM_3DXY = 2;
|
26 |
|
|
public static final int DIM_3DXZ = 3;
|
27 |
|
|
|
28 |
|
|
private static final int NUM_INTERPOLATIONS= 100;
|
29 |
|
|
private static final int MAX_VECTORS = 6;
|
30 |
|
|
|
31 |
|
|
private InterpolatorRenderer mRenderer;
|
32 |
|
|
private static int xDown,yDown;
|
33 |
|
|
private static int mScrW, mScrH;
|
34 |
|
|
|
35 |
|
|
private static Interpolator1D di1D;
|
36 |
|
|
private static Interpolator2D di2D;
|
37 |
|
|
private static Interpolator3D di3D;
|
38 |
|
|
|
39 |
|
|
private static Paint mPaint;
|
40 |
|
|
private static int moving;
|
41 |
|
|
private static Object lock = new Object();
|
42 |
|
|
private static long mTime = 0;
|
43 |
|
|
private static int mDuration;
|
44 |
|
|
private static float mPosition;
|
45 |
|
|
private static float mNoise;
|
46 |
|
|
|
47 |
|
|
private static int currentDim = DIM_2D;
|
48 |
|
|
|
49 |
|
|
private static Float1D p1D;
|
50 |
|
|
private static Float2D p2D;
|
51 |
|
|
private static Float3D p3D;
|
52 |
|
|
|
53 |
|
|
private static float[] mDrawCoord = new float[3];
|
54 |
|
|
|
55 |
|
|
///////////////////////////////////////////////////////////////////
|
56 |
|
|
|
57 |
|
|
public InterpolatorSurfaceView(Context c, AttributeSet attrs)
|
58 |
|
|
{
|
59 |
|
|
super(c, attrs);
|
60 |
|
|
|
61 |
|
|
mPaint = new Paint();
|
62 |
|
|
mPaint.setStyle(Style.FILL);
|
63 |
|
|
mPaint.setAntiAlias(true);
|
64 |
|
|
|
65 |
|
|
moving = -1;
|
66 |
|
|
mDuration = 10000;
|
67 |
|
|
mPosition = 0;
|
68 |
|
|
mNoise = 0.0f;
|
69 |
|
|
|
70 |
|
|
di1D = new Interpolator1D();
|
71 |
|
|
di1D.setDuration(mDuration);
|
72 |
|
|
di1D.setNoise(mNoise);
|
73 |
|
|
|
74 |
|
|
di2D = new Interpolator2D();
|
75 |
|
|
di2D.setDuration(mDuration);
|
76 |
|
|
di2D.setNoise(mNoise);
|
77 |
|
|
|
78 |
|
|
di3D = new Interpolator3D();
|
79 |
|
|
di3D.setDuration(mDuration);
|
80 |
|
|
di3D.setNoise(mNoise);
|
81 |
|
|
|
82 |
|
|
if(!isInEditMode())
|
83 |
|
|
{
|
84 |
|
|
setFocusable(true);
|
85 |
|
|
setFocusableInTouchMode(true);
|
86 |
|
|
|
87 |
|
|
setEGLContextClientVersion(2);
|
88 |
|
|
|
89 |
|
|
if( Build.FINGERPRINT.startsWith("generic") ) // when running on the emulator, insert a magic line that is
|
90 |
|
|
{ // supposed to cure the 'no config chosen' crash on emulator startup
|
91 |
|
|
setEGLConfigChooser(8, 8, 8, 8, 16, 0);
|
92 |
|
|
}
|
93 |
|
|
|
94 |
|
|
mRenderer = new InterpolatorRenderer(this);
|
95 |
|
|
setRenderer(mRenderer);
|
96 |
|
|
}
|
97 |
|
|
}
|
98 |
|
|
|
99 |
|
|
///////////////////////////////////////////////////////////////////
|
100 |
|
|
|
101 |
|
|
public static void setMode(int mode)
|
102 |
|
|
{
|
103 |
|
|
di1D.setMode(mode);
|
104 |
|
|
di2D.setMode(mode);
|
105 |
|
|
di3D.setMode(mode);
|
106 |
|
|
}
|
107 |
|
|
|
108 |
|
|
///////////////////////////////////////////////////////////////////
|
109 |
|
|
|
110 |
|
|
public static void setScreenSize(int width, int height)
|
111 |
|
|
{
|
112 |
|
|
mScrW = width;
|
113 |
|
|
mScrH = height;
|
114 |
|
|
}
|
115 |
|
|
|
116 |
|
|
///////////////////////////////////////////////////////////////////
|
117 |
|
|
|
118 |
|
|
public static void setDuration(int duration)
|
119 |
|
|
{
|
120 |
|
|
mDuration = duration;
|
121 |
|
|
|
122 |
|
|
di1D.setDuration(duration);
|
123 |
|
|
di2D.setDuration(duration);
|
124 |
|
|
di3D.setDuration(duration);
|
125 |
|
|
}
|
126 |
|
|
|
127 |
|
|
///////////////////////////////////////////////////////////////////
|
128 |
|
|
|
129 |
|
|
public static void setNoise(float noise)
|
130 |
|
|
{
|
131 |
|
|
mNoise = noise;
|
132 |
|
|
|
133 |
|
|
di1D.setNoise(noise);
|
134 |
|
|
di2D.setNoise(noise);
|
135 |
|
|
di3D.setNoise(noise);
|
136 |
|
|
}
|
137 |
|
|
|
138 |
|
|
///////////////////////////////////////////////////////////////////
|
139 |
|
|
|
140 |
|
|
public static void setDimension(int dim)
|
141 |
|
|
{
|
142 |
|
|
if( currentDim != dim )
|
143 |
|
|
{
|
144 |
|
|
if( !(currentDim==DIM_3DXY && dim==DIM_3DXZ) && !(currentDim==DIM_3DXZ && dim==DIM_3DXY) )
|
145 |
|
|
{
|
146 |
|
|
synchronized(lock)
|
147 |
|
|
{
|
148 |
|
|
di1D.removeAll();
|
149 |
|
|
di2D.removeAll();
|
150 |
|
|
di3D.removeAll();
|
151 |
|
|
}
|
152 |
|
|
}
|
153 |
|
|
|
154 |
|
|
currentDim = dim;
|
155 |
|
|
}
|
156 |
|
|
}
|
157 |
|
|
|
158 |
|
|
///////////////////////////////////////////////////////////////////
|
159 |
|
|
|
160 |
|
|
public static void drawCurve(Canvas c, long time)
|
161 |
|
|
{
|
162 |
|
|
mPosition += (mTime>0 && mDuration>0) ? ((float)(time-mTime)*NUM_INTERPOLATIONS/mDuration) : 0;
|
163 |
|
|
|
164 |
|
|
synchronized(lock)
|
165 |
|
|
{
|
166 |
|
|
switch(currentDim)
|
167 |
|
|
{
|
168 |
|
|
case DIM_1D: drawCurve1D(c,time); break;
|
169 |
|
|
case DIM_2D: drawCurve2D(c,time); break;
|
170 |
|
|
default : drawCurve3D(c,time); break;
|
171 |
|
|
}
|
172 |
|
|
}
|
173 |
|
|
|
174 |
|
|
mTime = time;
|
175 |
|
|
}
|
176 |
|
|
|
177 |
|
|
///////////////////////////////////////////////////////////////////
|
178 |
|
|
|
179 |
|
|
private static void drawCurve1D(Canvas c, long time)
|
180 |
|
|
{
|
181 |
|
|
int len = di1D.getNumPoints();
|
182 |
|
|
|
183 |
|
|
mPaint.setColor(0xff000000);
|
184 |
|
|
|
185 |
|
|
c.drawLine(0, InterpolatorRenderer.BHEI/2, InterpolatorRenderer.BWID, InterpolatorRenderer.BHEI/2, mPaint);
|
186 |
|
|
c.drawText("x", 0.95f*InterpolatorRenderer.BWID, 0.55f*InterpolatorRenderer.BHEI , mPaint);
|
187 |
|
|
|
188 |
|
|
if( len>=2 )
|
189 |
|
|
{
|
190 |
|
|
for(int i=0; i<NUM_INTERPOLATIONS; i++)
|
191 |
|
|
{
|
192 |
|
|
int color = i<=mPosition ? 0xff - ((int)mPosition -i)*0xff/(NUM_INTERPOLATIONS-1)
|
193 |
|
|
: 0xff - ((int)mPosition+NUM_INTERPOLATIONS-i)*0xff/(NUM_INTERPOLATIONS-1);
|
194 |
|
|
|
195 |
|
|
mPaint.setColor( 0xffffff + ((color&0xff)<<24) );
|
196 |
|
|
di1D.interpolate(mDrawCoord,0, (float)i/NUM_INTERPOLATIONS);
|
197 |
|
|
c.drawCircle(mDrawCoord[0], InterpolatorRenderer.BHEI/2 , 2.0f, mPaint );
|
198 |
|
|
}
|
199 |
|
|
}
|
200 |
|
|
|
201 |
|
|
mPaint.setColor(0xffff0000);
|
202 |
|
|
|
203 |
|
|
for(int curr=0; curr<len; curr++)
|
204 |
|
|
{
|
205 |
|
|
p1D = di1D.getPoint(curr);
|
206 |
|
|
c.drawCircle(p1D.getX(), InterpolatorRenderer.BHEI/2 , 5.0f, mPaint);
|
207 |
|
|
}
|
208 |
|
|
}
|
209 |
|
|
|
210 |
|
|
///////////////////////////////////////////////////////////////////
|
211 |
|
|
|
212 |
|
|
private static void drawCurve2D(Canvas c, long time)
|
213 |
|
|
{
|
214 |
|
|
int len = di2D.getNumPoints();
|
215 |
|
|
|
216 |
|
|
mPaint.setColor(0xff000000);
|
217 |
|
|
|
218 |
|
|
c.drawLine(0, InterpolatorRenderer.BHEI/2, InterpolatorRenderer.BWID, InterpolatorRenderer.BHEI/2, mPaint);
|
219 |
|
|
c.drawLine(InterpolatorRenderer.BWID/2, 0, InterpolatorRenderer.BWID/2, InterpolatorRenderer.BHEI, mPaint);
|
220 |
|
|
|
221 |
|
|
c.drawText("x", 0.95f*InterpolatorRenderer.BWID, 0.55f*InterpolatorRenderer.BHEI , mPaint);
|
222 |
|
|
c.drawText("y", 0.55f*InterpolatorRenderer.BWID, 0.05f*InterpolatorRenderer.BHEI , mPaint);
|
223 |
|
|
|
224 |
|
|
if( len>=2 )
|
225 |
|
|
{
|
226 |
|
|
for(int i=0; i<NUM_INTERPOLATIONS; i++)
|
227 |
|
|
{
|
228 |
|
|
int color = i<=mPosition ? 0xff - ((int)mPosition -i)*0xff/(NUM_INTERPOLATIONS-1)
|
229 |
|
|
: 0xff - ((int)mPosition+NUM_INTERPOLATIONS-i)*0xff/(NUM_INTERPOLATIONS-1);
|
230 |
|
|
|
231 |
|
|
mPaint.setColor( 0xffffff + ((color&0xff)<<24) );
|
232 |
|
|
di2D.interpolate(mDrawCoord,0, (float)i/NUM_INTERPOLATIONS);
|
233 |
|
|
c.drawCircle(mDrawCoord[0], mDrawCoord[1], 2.0f, mPaint );
|
234 |
|
|
}
|
235 |
|
|
}
|
236 |
|
|
|
237 |
|
|
mPaint.setColor(0xffff0000);
|
238 |
|
|
|
239 |
|
|
for(int curr=0; curr<len; curr++)
|
240 |
|
|
{
|
241 |
|
|
p2D = di2D.getPoint(curr);
|
242 |
|
|
c.drawCircle(p2D.getX(),p2D.getY(), 5.0f, mPaint);
|
243 |
|
|
}
|
244 |
|
|
}
|
245 |
|
|
|
246 |
|
|
///////////////////////////////////////////////////////////////////
|
247 |
|
|
|
248 |
|
|
private static void drawCurve3D(Canvas c, long time)
|
249 |
|
|
{
|
250 |
|
|
int len = di3D.getNumPoints();
|
251 |
|
|
|
252 |
|
|
mPaint.setColor(0xff000000);
|
253 |
|
|
|
254 |
|
|
c.drawLine(0, InterpolatorRenderer.BHEI/2, InterpolatorRenderer.BWID, InterpolatorRenderer.BHEI/2, mPaint);
|
255 |
|
|
c.drawLine(InterpolatorRenderer.BWID/2, 0, InterpolatorRenderer.BWID/2, InterpolatorRenderer.BHEI, mPaint);
|
256 |
|
|
|
257 |
|
|
c.drawText("x", 0.95f*InterpolatorRenderer.BWID, 0.55f*InterpolatorRenderer.BHEI , mPaint);
|
258 |
|
|
c.drawText( currentDim==DIM_3DXY ? "y" : "z", 0.55f*InterpolatorRenderer.BWID, 0.05f*InterpolatorRenderer.BHEI , mPaint);
|
259 |
|
|
|
260 |
|
|
if( len>=2 )
|
261 |
|
|
{
|
262 |
|
|
for(int i=0; i<NUM_INTERPOLATIONS; i++)
|
263 |
|
|
{
|
264 |
|
|
int color = i<=mPosition ? 0xff - ((int)mPosition -i)*0xff/(NUM_INTERPOLATIONS-1)
|
265 |
|
|
: 0xff - ((int)mPosition+NUM_INTERPOLATIONS-i)*0xff/(NUM_INTERPOLATIONS-1);
|
266 |
|
|
|
267 |
|
|
mPaint.setColor( 0xffffff + ((color&0xff)<<24) );
|
268 |
|
|
di3D.interpolate(mDrawCoord,0, (float)i/NUM_INTERPOLATIONS);
|
269 |
|
|
c.drawCircle(mDrawCoord[0], mDrawCoord[currentDim==DIM_3DXY ? 1:2], 2.0f, mPaint );
|
270 |
|
|
}
|
271 |
|
|
}
|
272 |
|
|
|
273 |
|
|
mPaint.setColor(0xffff0000);
|
274 |
|
|
|
275 |
|
|
for(int curr=0; curr<len; curr++)
|
276 |
|
|
{
|
277 |
|
|
p3D = di3D.getPoint(curr);
|
278 |
|
|
c.drawCircle(p3D.getX(), currentDim==DIM_3DXY ? p3D.getY():p3D.getZ(), 5.0f, mPaint);
|
279 |
|
|
}
|
280 |
|
|
}
|
281 |
|
|
|
282 |
|
|
///////////////////////////////////////////////////////////////////
|
283 |
|
|
|
284 |
|
|
private void addNewPoint(int x, int y)
|
285 |
|
|
{
|
286 |
|
|
float gx,gy,gz;
|
287 |
|
|
int len;
|
288 |
|
|
|
289 |
|
|
switch(currentDim)
|
290 |
|
|
{
|
291 |
|
|
case DIM_1D: len = di1D.getNumPoints();
|
292 |
|
|
|
293 |
|
|
for(int g=0; g<len; g++)
|
294 |
|
|
{
|
295 |
|
|
p1D = di1D.getPoint(g);
|
296 |
|
|
gx = p1D.getX();
|
297 |
|
|
|
298 |
|
|
if( (xDown-gx)*(xDown-gx) < (InterpolatorRenderer.BHEI)*(InterpolatorRenderer.BHEI)/100 )
|
299 |
|
|
{
|
300 |
|
|
moving = g;
|
301 |
|
|
break;
|
302 |
|
|
}
|
303 |
|
|
}
|
304 |
|
|
if( moving<0 )
|
305 |
|
|
{
|
306 |
|
|
synchronized(lock)
|
307 |
|
|
{
|
308 |
|
|
if( len>=MAX_VECTORS ) di1D.removeAll();
|
309 |
|
|
di1D.add(new Float1D(xDown));
|
310 |
|
|
}
|
311 |
|
|
}
|
312 |
|
|
break;
|
313 |
|
|
case DIM_2D: len = di2D.getNumPoints();
|
314 |
|
|
|
315 |
|
|
for(int g=0; g<len; g++)
|
316 |
|
|
{
|
317 |
|
|
p2D = di2D.getPoint(g);
|
318 |
|
|
gx = p2D.getX();
|
319 |
|
|
gy = p2D.getY();
|
320 |
|
|
|
321 |
|
|
if( (xDown-gx)*(xDown-gx) + (yDown-gy)*(yDown-gy) < (InterpolatorRenderer.BHEI)*(InterpolatorRenderer.BHEI)/100 )
|
322 |
|
|
{
|
323 |
|
|
moving = g;
|
324 |
|
|
break;
|
325 |
|
|
}
|
326 |
|
|
}
|
327 |
|
|
if( moving<0 )
|
328 |
|
|
{
|
329 |
|
|
synchronized(lock)
|
330 |
|
|
{
|
331 |
|
|
if( len>=MAX_VECTORS ) di2D.removeAll();
|
332 |
|
|
di2D.add(new Float2D(xDown,yDown));
|
333 |
|
|
}
|
334 |
|
|
}
|
335 |
|
|
break;
|
336 |
|
|
default : len = di3D.getNumPoints();
|
337 |
|
|
|
338 |
|
|
for(int g=0; g<len; g++)
|
339 |
|
|
{
|
340 |
|
|
p3D = di3D.getPoint(g);
|
341 |
|
|
gx = p3D.getX();
|
342 |
|
|
gy = p3D.getY();
|
343 |
|
|
gz = p3D.getZ();
|
344 |
|
|
|
345 |
|
|
if( currentDim==DIM_3DXY )
|
346 |
|
|
{
|
347 |
|
|
if( (xDown-gx)*(xDown-gx) + (yDown-gy)*(yDown-gy) < (InterpolatorRenderer.BHEI)*(InterpolatorRenderer.BHEI)/100 )
|
348 |
|
|
{
|
349 |
|
|
moving = g;
|
350 |
|
|
break;
|
351 |
|
|
}
|
352 |
|
|
}
|
353 |
|
|
if( currentDim==DIM_3DXZ )
|
354 |
|
|
{
|
355 |
|
|
if( (xDown-gx)*(xDown-gx) + (yDown-gz)*(yDown-gz) < (InterpolatorRenderer.BHEI)*(InterpolatorRenderer.BHEI)/100 )
|
356 |
|
|
{
|
357 |
|
|
moving = g;
|
358 |
|
|
break;
|
359 |
|
|
}
|
360 |
|
|
}
|
361 |
|
|
}
|
362 |
|
|
if( moving<0 )
|
363 |
|
|
{
|
364 |
|
|
synchronized(lock)
|
365 |
|
|
{
|
366 |
|
|
if( len>=MAX_VECTORS ) di3D.removeAll();
|
367 |
|
|
|
368 |
|
|
if( currentDim==DIM_3DXY )
|
369 |
|
|
{
|
370 |
|
|
di3D.add(new Float3D(xDown,yDown,InterpolatorRenderer.BHEI/2));
|
371 |
|
|
}
|
372 |
|
|
if( currentDim==DIM_3DXZ )
|
373 |
|
|
{
|
374 |
|
|
di3D.add(new Float3D(xDown,InterpolatorRenderer.BHEI/2,yDown));
|
375 |
|
|
}
|
376 |
|
|
}
|
377 |
|
|
}
|
378 |
|
|
break;
|
379 |
|
|
}
|
380 |
|
|
}
|
381 |
|
|
|
382 |
|
|
///////////////////////////////////////////////////////////////////
|
383 |
|
|
|
384 |
|
|
@Override public boolean onTouchEvent(MotionEvent event)
|
385 |
|
|
{
|
386 |
|
|
int action = event.getAction();
|
387 |
|
|
|
388 |
|
|
switch(action)
|
389 |
|
|
{
|
390 |
|
|
case MotionEvent.ACTION_DOWN: xDown = (int)event.getX()*InterpolatorRenderer.BWID/mScrW;
|
391 |
|
|
yDown = (int)event.getY()*InterpolatorRenderer.BHEI/mScrH;
|
392 |
|
|
|
393 |
|
|
addNewPoint(xDown,yDown);
|
394 |
|
|
|
395 |
|
|
break;
|
396 |
|
|
case MotionEvent.ACTION_MOVE: if( moving>=0 )
|
397 |
|
|
{
|
398 |
|
|
xDown = (int)event.getX()*InterpolatorRenderer.BWID/mScrW;
|
399 |
|
|
yDown = (int)event.getY()*InterpolatorRenderer.BHEI/mScrH;
|
400 |
|
|
|
401 |
|
|
switch(currentDim)
|
402 |
|
|
{
|
403 |
|
|
case DIM_1D : di1D.setPoint(moving, xDown);
|
404 |
|
|
break;
|
405 |
|
|
case DIM_2D : di2D.setPoint(moving, xDown, yDown);
|
406 |
|
|
break;
|
407 |
|
|
case DIM_3DXY: di3D.setPoint(moving, xDown, yDown, (int)di3D.getPoint(moving).getZ());
|
408 |
|
|
break;
|
409 |
|
|
case DIM_3DXZ: di3D.setPoint(moving, xDown, (int)di3D.getPoint(moving).getY(), yDown);
|
410 |
|
|
break;
|
411 |
|
|
}
|
412 |
|
|
}
|
413 |
|
|
break;
|
414 |
|
|
case MotionEvent.ACTION_UP : moving = -1;
|
415 |
|
|
break;
|
416 |
|
|
}
|
417 |
|
|
|
418 |
|
|
return true;
|
419 |
|
|
}
|
420 |
|
|
|
421 |
|
|
///////////////////////////////////////////////////////////////////
|
422 |
|
|
}
|