1 |
1d581993
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2 |
|
|
// Copyright 2022 Leszek Koltunski //
|
3 |
|
|
// //
|
4 |
|
|
// This file is part of Magic Cube. //
|
5 |
|
|
// //
|
6 |
|
|
// Magic Cube 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 |
|
|
// Magic Cube 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 Magic Cube. If not, see <http://www.gnu.org/licenses/>. //
|
18 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
19 |
|
|
|
20 |
|
|
package org.distorted.objectlib.helpers;
|
21 |
|
|
|
22 |
|
|
import org.distorted.objectlib.main.ObjectType;
|
23 |
|
|
|
24 |
|
|
import java.util.ArrayList;
|
25 |
|
|
|
26 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
27 |
|
|
|
28 |
|
|
public class ObjectSignature
|
29 |
|
|
{
|
30 |
|
|
private long mSignature1, mSignature2, mSignature3;
|
31 |
|
|
private int[] mLayer;
|
32 |
|
|
private float[][][] mAllCycles;
|
33 |
|
|
private float[][] mCubitTouch;
|
34 |
|
|
private int mNumCubitTouches, mNumCycles;
|
35 |
|
|
|
36 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
37 |
|
|
// built-in objects
|
38 |
|
|
|
39 |
|
|
public ObjectSignature(ObjectType type)
|
40 |
|
|
{
|
41 |
|
|
mSignature1 = 0;
|
42 |
|
|
mSignature2 = 0;
|
43 |
|
|
mSignature3 = type.ordinal();
|
44 |
|
|
}
|
45 |
|
|
|
46 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
47 |
|
|
|
48 |
|
|
public ObjectSignature(ObjectSignature sig)
|
49 |
|
|
{
|
50 |
|
|
mSignature1 = sig.mSignature1;
|
51 |
|
|
mSignature2 = sig.mSignature2;
|
52 |
|
|
mSignature3 = sig.mSignature3;
|
53 |
|
|
|
54 |
|
|
mLayer = sig.mLayer;
|
55 |
|
|
mAllCycles = sig.mAllCycles;
|
56 |
|
|
mCubitTouch = sig.mCubitTouch;
|
57 |
|
|
|
58 |
|
|
mNumCycles = sig.mNumCycles;
|
59 |
|
|
mNumCubitTouches = sig.mNumCubitTouches;
|
60 |
|
|
}
|
61 |
|
|
|
62 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
63 |
|
|
// built-in bandaged 3x3s; objects created from JSON (version1)
|
64 |
|
|
|
65 |
|
|
public ObjectSignature(long signature)
|
66 |
|
|
{
|
67 |
|
|
mSignature1 = 0;
|
68 |
|
|
mSignature2 = 0;
|
69 |
|
|
mSignature3 = signature;
|
70 |
|
|
}
|
71 |
|
|
|
72 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
73 |
efeca8ef
|
Leszek Koltunski
|
// locally created bandaged cuboids created from JSON (version2)
|
74 |
|
|
|
75 |
|
|
public ObjectSignature(String shortName, long signature1, long signature2, long signature3)
|
76 |
|
|
{
|
77 |
|
|
mSignature1 = signature1;
|
78 |
|
|
mSignature2 = signature2;
|
79 |
|
|
mSignature3 = signature3;
|
80 |
|
|
|
81 |
|
|
int x = shortName.charAt(0) - '0';
|
82 |
|
|
int y = shortName.charAt(1) - '0';
|
83 |
|
|
int z = shortName.charAt(2) - '0';
|
84 |
|
|
|
85 |
|
|
mLayer = new int[] {x,y,z};
|
86 |
|
|
|
87 |
|
|
prepareCubitTouch();
|
88 |
|
|
prepareAllCycles();
|
89 |
|
|
}
|
90 |
|
|
|
91 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
92 |
|
|
// other objects created from JSON (version2)
|
93 |
1d581993
|
Leszek Koltunski
|
|
94 |
|
|
public ObjectSignature(long signature1, long signature2, long signature3)
|
95 |
|
|
{
|
96 |
|
|
mSignature1 = signature1;
|
97 |
|
|
mSignature2 = signature2;
|
98 |
|
|
mSignature3 = signature3;
|
99 |
|
|
}
|
100 |
|
|
|
101 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
102 |
|
|
// Locally created bandaged cuboids 1<=N,M,K<=5
|
103 |
|
|
// This is the 'Andreas signature' of a bandaged cube.
|
104 |
|
|
// https://twistypuzzles.com/forum/viewtopic.php?p=415466#p415466
|
105 |
|
|
|
106 |
|
|
public ObjectSignature(int lenx, int leny, int lenz, float[][] position)
|
107 |
|
|
{
|
108 |
|
|
mLayer = new int[] {lenx,leny,lenz};
|
109 |
|
|
|
110 |
|
|
prepareCubitTouch();
|
111 |
|
|
prepareAllCycles();
|
112 |
|
|
|
113 |
|
|
for(float[] pos : position)
|
114 |
|
|
{
|
115 |
|
|
int numCenters = pos.length/3;
|
116 |
|
|
|
117 |
|
|
for(int i=0; i<numCenters; i++)
|
118 |
efeca8ef
|
Leszek Koltunski
|
{
|
119 |
|
|
float xi = pos[3*i ];
|
120 |
|
|
float yi = pos[3*i+1];
|
121 |
|
|
float zi = pos[3*i+2];
|
122 |
|
|
|
123 |
1d581993
|
Leszek Koltunski
|
for(int j=i+1; j<numCenters; j++)
|
124 |
|
|
{
|
125 |
efeca8ef
|
Leszek Koltunski
|
float xj = pos[3*j ];
|
126 |
|
|
float yj = pos[3*j+1];
|
127 |
|
|
float zj = pos[3*j+2];
|
128 |
|
|
|
129 |
|
|
if(areNeighbours(xi-xj,yi-yj,zi-zj))
|
130 |
1d581993
|
Leszek Koltunski
|
{
|
131 |
efeca8ef
|
Leszek Koltunski
|
float xc = (xi+xj)/2;
|
132 |
|
|
float yc = (yi+yj)/2;
|
133 |
|
|
float zc = (zi+zj)/2;
|
134 |
1d581993
|
Leszek Koltunski
|
|
135 |
|
|
int bitIndex = getIndexOfCubitTouch(xc,yc,zc);
|
136 |
|
|
setBit(bitIndex,1);
|
137 |
|
|
}
|
138 |
|
|
}
|
139 |
efeca8ef
|
Leszek Koltunski
|
}
|
140 |
1d581993
|
Leszek Koltunski
|
}
|
141 |
|
|
}
|
142 |
|
|
|
143 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
144 |
|
|
|
145 |
|
|
public void setSignature(ObjectSignature sig)
|
146 |
|
|
{
|
147 |
|
|
mSignature1 = sig.mSignature1;
|
148 |
|
|
mSignature2 = sig.mSignature2;
|
149 |
|
|
mSignature3 = sig.mSignature3;
|
150 |
|
|
}
|
151 |
|
|
|
152 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
153 |
|
|
|
154 |
|
|
public void setSignature(int sig)
|
155 |
|
|
{
|
156 |
|
|
mSignature1 = 0;
|
157 |
|
|
mSignature2 = 0;
|
158 |
|
|
mSignature3 = sig;
|
159 |
|
|
}
|
160 |
|
|
|
161 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
162 |
|
|
|
163 |
|
|
public boolean isEqual(ObjectSignature sig)
|
164 |
|
|
{
|
165 |
|
|
return mSignature1==sig.mSignature1 && mSignature2==sig.mSignature2 && mSignature3==sig.mSignature3;
|
166 |
|
|
}
|
167 |
|
|
|
168 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
169 |
|
|
|
170 |
|
|
public long getLong1()
|
171 |
|
|
{
|
172 |
|
|
return mSignature1;
|
173 |
|
|
}
|
174 |
|
|
|
175 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
176 |
|
|
|
177 |
|
|
public long getLong2()
|
178 |
|
|
{
|
179 |
|
|
return mSignature2;
|
180 |
|
|
}
|
181 |
|
|
|
182 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
183 |
|
|
|
184 |
|
|
public long getLong3()
|
185 |
|
|
{
|
186 |
|
|
return mSignature3;
|
187 |
|
|
}
|
188 |
|
|
|
189 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
190 |
|
|
|
191 |
|
|
public String getString()
|
192 |
|
|
{
|
193 |
efeca8ef
|
Leszek Koltunski
|
String sig1 = String.format("0x%016X", mSignature1);
|
194 |
|
|
String sig2 = String.format("0x%016X", mSignature2);
|
195 |
|
|
String sig3 = String.format("0x%016X", mSignature3);
|
196 |
|
|
|
197 |
|
|
return sig1+"_"+sig2+"_"+sig3;
|
198 |
1d581993
|
Leszek Koltunski
|
}
|
199 |
|
|
|
200 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
201 |
|
|
|
202 |
|
|
public boolean isUnblockedFromLeft(int axis, int layer)
|
203 |
|
|
{
|
204 |
|
|
if(layer>0)
|
205 |
|
|
for(int index=0; index<mNumCubitTouches; index++)
|
206 |
|
|
if( getBit(index)!=0 )
|
207 |
|
|
{
|
208 |
|
|
float[] touch = getCubitTouchOfIndex(index);
|
209 |
|
|
if( belongsToTheLeft(touch,axis,layer) ) return false;
|
210 |
|
|
}
|
211 |
|
|
|
212 |
|
|
return true;
|
213 |
|
|
}
|
214 |
|
|
|
215 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
216 |
|
|
|
217 |
|
|
public ObjectSignature turn(int axis, int layer, int turn)
|
218 |
|
|
{
|
219 |
|
|
ObjectSignature ret = new ObjectSignature(this);
|
220 |
|
|
|
221 |
|
|
for(int i=0; i<mNumCycles; i++)
|
222 |
|
|
{
|
223 |
|
|
float[][] cyc = mAllCycles[i];
|
224 |
|
|
float[] p0 = cyc[0];
|
225 |
|
|
float[] p1 = cyc[1];
|
226 |
|
|
|
227 |
|
|
if( (belongsToTheLeft(p0,axis,layer) && belongsToTheLeft(p1,axis,layer)) ||
|
228 |
|
|
(belongsToTheCent(p0,axis,layer) && belongsToTheCent(p1,axis,layer)) )
|
229 |
|
|
{
|
230 |
|
|
ret.cycle(turn,cyc);
|
231 |
|
|
}
|
232 |
|
|
}
|
233 |
|
|
|
234 |
|
|
return ret;
|
235 |
|
|
}
|
236 |
|
|
|
237 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
238 |
|
|
|
239 |
|
|
private void cycle(int turn, float[][] cyc)
|
240 |
|
|
{
|
241 |
|
|
int numPoints = cyc.length;
|
242 |
|
|
|
243 |
|
|
if( numPoints==2 )
|
244 |
|
|
{
|
245 |
|
|
float[] p0 = cyc[0];
|
246 |
|
|
float[] p1 = cyc[1];
|
247 |
|
|
|
248 |
|
|
int index0 = getIndexOfCubitTouch(p0[0],p0[1],p0[2]);
|
249 |
|
|
int index1 = getIndexOfCubitTouch(p1[0],p1[1],p1[2]);
|
250 |
|
|
|
251 |
|
|
long b0 = getBit(index0);
|
252 |
|
|
long b1 = getBit(index1);
|
253 |
|
|
|
254 |
|
|
setBit(index1,b0);
|
255 |
|
|
setBit(index0,b1);
|
256 |
|
|
}
|
257 |
|
|
else if( numPoints==4 )
|
258 |
|
|
{
|
259 |
|
|
float[] p0 = cyc[0];
|
260 |
|
|
float[] p1 = cyc[1];
|
261 |
|
|
float[] p2 = cyc[2];
|
262 |
|
|
float[] p3 = cyc[3];
|
263 |
|
|
|
264 |
|
|
int index0 = getIndexOfCubitTouch(p0[0],p0[1],p0[2]);
|
265 |
|
|
int index1 = getIndexOfCubitTouch(p1[0],p1[1],p1[2]);
|
266 |
|
|
int index2 = getIndexOfCubitTouch(p2[0],p2[1],p2[2]);
|
267 |
|
|
int index3 = getIndexOfCubitTouch(p3[0],p3[1],p3[2]);
|
268 |
|
|
|
269 |
|
|
long b0 = getBit(index0);
|
270 |
|
|
long b1 = getBit(index1);
|
271 |
|
|
long b2 = getBit(index2);
|
272 |
|
|
long b3 = getBit(index3);
|
273 |
|
|
|
274 |
|
|
switch(turn)
|
275 |
|
|
{
|
276 |
|
|
case 1: setBit(index0,b3);
|
277 |
|
|
setBit(index1,b0);
|
278 |
|
|
setBit(index2,b1);
|
279 |
|
|
setBit(index3,b2);
|
280 |
|
|
break;
|
281 |
|
|
case 2: setBit(index0,b2);
|
282 |
|
|
setBit(index1,b3);
|
283 |
|
|
setBit(index2,b0);
|
284 |
|
|
setBit(index3,b1);
|
285 |
|
|
break;
|
286 |
|
|
case 3: setBit(index0,b1);
|
287 |
|
|
setBit(index1,b2);
|
288 |
|
|
setBit(index2,b3);
|
289 |
|
|
setBit(index3,b0);
|
290 |
|
|
break;
|
291 |
|
|
}
|
292 |
|
|
}
|
293 |
|
|
else
|
294 |
|
|
{
|
295 |
|
|
android.util.Log.e("D", "error in cycle, numPoints="+numPoints);
|
296 |
|
|
}
|
297 |
|
|
}
|
298 |
|
|
|
299 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
300 |
|
|
|
301 |
|
|
private void prepareCubitTouch()
|
302 |
|
|
{
|
303 |
|
|
int numCenters = mLayer[0]*mLayer[1]*mLayer[2];
|
304 |
|
|
if( mLayer[0]>1 && mLayer[1]>1 && mLayer[2]>1 ) numCenters -= (mLayer[0]-2)*(mLayer[1]-2)*(mLayer[2]-2);
|
305 |
|
|
|
306 |
|
|
float[][] centers = new float[numCenters][];
|
307 |
|
|
int index = 0;
|
308 |
|
|
|
309 |
|
|
for(int i = 0; i<mLayer[0]; i++)
|
310 |
|
|
for(int j = 0; j<mLayer[1]; j++)
|
311 |
|
|
for(int k = 0; k<mLayer[2]; k++)
|
312 |
|
|
if( (i==0) || (i==mLayer[0]-1) || (j==0) || (j==mLayer[1]-1) || (k==0) || (k==mLayer[2]-1) )
|
313 |
|
|
{
|
314 |
|
|
centers[index++] = new float[] { i+0.5f*(1-mLayer[0]), j+0.5f*(1-mLayer[1]), k+0.5f*(1-mLayer[2]) };
|
315 |
|
|
}
|
316 |
|
|
|
317 |
|
|
ArrayList<float[]> mTouch = new ArrayList<>();
|
318 |
|
|
|
319 |
|
|
for(int i=0; i<numCenters; i++)
|
320 |
|
|
for(int j=i+1; j<numCenters; j++)
|
321 |
|
|
{
|
322 |
|
|
float[] c0 = centers[i];
|
323 |
|
|
float[] c1 = centers[j];
|
324 |
|
|
|
325 |
|
|
float x1 = c0[0];
|
326 |
|
|
float y1 = c0[1];
|
327 |
|
|
float z1 = c0[2];
|
328 |
|
|
float x2 = c1[0];
|
329 |
|
|
float y2 = c1[1];
|
330 |
|
|
float z2 = c1[2];
|
331 |
|
|
|
332 |
|
|
if( areNeighbours(x1-x2,y1-y2,z1-z2) )
|
333 |
|
|
{
|
334 |
efeca8ef
|
Leszek Koltunski
|
float xc = (x1+x2)/2;
|
335 |
1d581993
|
Leszek Koltunski
|
float yc = (y1+y2)/2;
|
336 |
|
|
float zc = (z1+z2)/2;
|
337 |
|
|
|
338 |
|
|
float[] touch = new float[] {xc,yc,zc};
|
339 |
|
|
mTouch.add(touch);
|
340 |
|
|
}
|
341 |
|
|
}
|
342 |
|
|
|
343 |
|
|
mNumCubitTouches = mTouch.size();
|
344 |
|
|
mCubitTouch = new float[mNumCubitTouches][];
|
345 |
|
|
for(int i=0; i<mNumCubitTouches; i++) mCubitTouch[i] = mTouch.remove(0);
|
346 |
efeca8ef
|
Leszek Koltunski
|
|
347 |
|
|
// now sort the touches so that the order agrees with 'Andreas signature' as defined here:
|
348 |
|
|
// https://twistypuzzles.com/forum/viewtopic.php?p=415466#p415466
|
349 |
|
|
// i.e. we need to sort by Y first (increasing) then by Z (decreasing) then by X (decreasing)
|
350 |
|
|
// i.e. we need to sort by 100Y-10Z-X (increasing)
|
351 |
|
|
|
352 |
|
|
for(int i=0; i<mNumCubitTouches; i++)
|
353 |
|
|
{
|
354 |
|
|
float[] ci = mCubitTouch[i];
|
355 |
|
|
float val_i = 100*ci[1]-10*ci[2]-ci[0];
|
356 |
|
|
|
357 |
|
|
for(int j=i+1; j<mNumCubitTouches; j++)
|
358 |
|
|
{
|
359 |
|
|
float[] cj = mCubitTouch[j];
|
360 |
|
|
float val_j = 100*cj[1]-10*cj[2]-cj[0];
|
361 |
|
|
|
362 |
|
|
if( val_j<val_i )
|
363 |
|
|
{
|
364 |
|
|
mCubitTouch[i] = cj;
|
365 |
|
|
mCubitTouch[j] = ci;
|
366 |
|
|
val_i = val_j;
|
367 |
|
|
ci = cj;
|
368 |
|
|
}
|
369 |
|
|
}
|
370 |
|
|
}
|
371 |
|
|
/*
|
372 |
|
|
android.util.Log.e("D", "num touches="+mNumCubitTouches);
|
373 |
|
|
|
374 |
|
|
for(int i=0; i<mNumCubitTouches; i++)
|
375 |
|
|
{
|
376 |
|
|
android.util.Log.e("D", mCubitTouch[i][0]+" "+mCubitTouch[i][1]+" "+mCubitTouch[i][2]);
|
377 |
|
|
}
|
378 |
|
|
*/
|
379 |
1d581993
|
Leszek Koltunski
|
}
|
380 |
|
|
|
381 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
382 |
|
|
|
383 |
|
|
private void prepareAllCycles()
|
384 |
|
|
{
|
385 |
|
|
ArrayList<float[][]> cycles = new ArrayList<>();
|
386 |
|
|
|
387 |
|
|
boolean[] longTurn = new boolean[] { mLayer[1]==mLayer[2], mLayer[0]==mLayer[2], mLayer[0]==mLayer[1] };
|
388 |
|
|
|
389 |
|
|
for(int i=0; i<mNumCubitTouches; i++)
|
390 |
|
|
for(int axis=0; axis<3; axis++)
|
391 |
|
|
{
|
392 |
|
|
if( longTurn[axis] )
|
393 |
|
|
{
|
394 |
|
|
int i0 = rotateIndex(axis,i);
|
395 |
|
|
if( i0<i ) continue;
|
396 |
|
|
int i1 = rotateIndex(axis,i0);
|
397 |
|
|
if( i1<i ) continue;
|
398 |
|
|
int i2 = rotateIndex(axis,i1);
|
399 |
|
|
if( i2<i ) continue;
|
400 |
|
|
|
401 |
|
|
float[] f0 = getCubitTouchOfIndex(i);
|
402 |
|
|
float[] f1 = getCubitTouchOfIndex(i0);
|
403 |
|
|
float[] f2 = getCubitTouchOfIndex(i1);
|
404 |
|
|
float[] f3 = getCubitTouchOfIndex(i2);
|
405 |
|
|
|
406 |
|
|
float[][] cycle = new float[][] { f0,f1,f2,f3 };
|
407 |
|
|
cycles.add(cycle);
|
408 |
|
|
}
|
409 |
|
|
else
|
410 |
|
|
{
|
411 |
|
|
int i0 = rotateIndex2(axis,i);
|
412 |
|
|
if( i0<i ) continue;
|
413 |
|
|
|
414 |
|
|
float[] f0 = getCubitTouchOfIndex(i);
|
415 |
|
|
float[] f1 = getCubitTouchOfIndex(i0);
|
416 |
|
|
|
417 |
|
|
float[][] cycle = new float[][] { f0,f1 };
|
418 |
|
|
cycles.add(cycle);
|
419 |
|
|
}
|
420 |
|
|
}
|
421 |
|
|
|
422 |
|
|
mNumCycles = cycles.size();
|
423 |
|
|
mAllCycles = new float[mNumCycles][][];
|
424 |
|
|
for(int i=0; i<mNumCycles; i++) mAllCycles[i] = cycles.remove(0);
|
425 |
|
|
}
|
426 |
|
|
|
427 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
428 |
|
|
|
429 |
|
|
private int rotateIndex(int axis, int index)
|
430 |
|
|
{
|
431 |
|
|
float[] touch = getCubitTouchOfIndex(index);
|
432 |
|
|
|
433 |
|
|
switch(axis)
|
434 |
|
|
{
|
435 |
|
|
case 0: return getIndexOfCubitTouch(+touch[0],+touch[2],-touch[1]);
|
436 |
|
|
case 1: return getIndexOfCubitTouch(-touch[2],+touch[1],+touch[0]);
|
437 |
|
|
case 2: return getIndexOfCubitTouch(+touch[1],-touch[0],+touch[2]);
|
438 |
|
|
}
|
439 |
|
|
|
440 |
|
|
return -1;
|
441 |
|
|
}
|
442 |
|
|
|
443 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
444 |
|
|
|
445 |
|
|
private int rotateIndex2(int axis, int index)
|
446 |
|
|
{
|
447 |
|
|
float[] touch = getCubitTouchOfIndex(index);
|
448 |
|
|
|
449 |
|
|
switch(axis)
|
450 |
|
|
{
|
451 |
|
|
case 0: return getIndexOfCubitTouch(+touch[0],-touch[1],-touch[2]);
|
452 |
|
|
case 1: return getIndexOfCubitTouch(-touch[0],+touch[1],-touch[2]);
|
453 |
|
|
case 2: return getIndexOfCubitTouch(-touch[0],-touch[1],+touch[2]);
|
454 |
|
|
}
|
455 |
|
|
|
456 |
|
|
return -1;
|
457 |
|
|
}
|
458 |
|
|
|
459 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
460 |
|
|
|
461 |
|
|
private boolean belongsToTheLeft(float[] point, int axis, int layer)
|
462 |
|
|
{
|
463 |
|
|
return 2*point[axis]+mLayer[axis] == 2*layer;
|
464 |
|
|
}
|
465 |
|
|
|
466 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
467 |
|
|
|
468 |
|
|
private boolean belongsToTheCent(float[] point, int axis, int layer)
|
469 |
|
|
{
|
470 |
|
|
return 2*point[axis]+mLayer[axis] == 2*layer+1;
|
471 |
|
|
}
|
472 |
|
|
|
473 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
474 |
|
|
|
475 |
|
|
private int getIndexOfCubitTouch(float x, float y, float z)
|
476 |
|
|
{
|
477 |
|
|
for(int i=0; i<mNumCubitTouches; i++)
|
478 |
|
|
{
|
479 |
|
|
float[] touch = mCubitTouch[i];
|
480 |
|
|
if( touch[0]==x && touch[1]==y && touch[2]==z ) return i;
|
481 |
|
|
}
|
482 |
|
|
|
483 |
|
|
return -1;
|
484 |
|
|
}
|
485 |
|
|
|
486 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
487 |
|
|
|
488 |
|
|
private float[] getCubitTouchOfIndex(int index)
|
489 |
|
|
{
|
490 |
|
|
return mCubitTouch[index];
|
491 |
|
|
}
|
492 |
|
|
|
493 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
494 |
|
|
|
495 |
|
|
private boolean areNeighbours(float dx, float dy, float dz)
|
496 |
|
|
{
|
497 |
|
|
return dx*dx+dy*dy+dz*dz<1.1f;
|
498 |
|
|
}
|
499 |
|
|
|
500 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
501 |
|
|
|
502 |
|
|
private long getBit(int index)
|
503 |
|
|
{
|
504 |
|
|
switch(index/64)
|
505 |
|
|
{
|
506 |
|
|
case 0: return (mSignature3>>(index%64))&0x1;
|
507 |
|
|
case 1: return (mSignature2>>(index%64))&0x1;
|
508 |
|
|
case 2: return (mSignature1>>(index%64))&0x1;
|
509 |
|
|
default: android.util.Log.e("D", "error in getBit, index="+index);
|
510 |
|
|
}
|
511 |
|
|
|
512 |
|
|
return 0L;
|
513 |
|
|
}
|
514 |
|
|
|
515 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
516 |
|
|
|
517 |
|
|
private void setBit(int index, long bit)
|
518 |
|
|
{
|
519 |
|
|
long diff = (1L<<(index%64));
|
520 |
|
|
|
521 |
|
|
switch(index/64)
|
522 |
|
|
{
|
523 |
|
|
case 0: if( bit!=0 ) mSignature3 |= diff;
|
524 |
|
|
else mSignature3 &=~diff;
|
525 |
|
|
break;
|
526 |
|
|
case 1: if( bit!=0 ) mSignature2 |= diff;
|
527 |
|
|
else mSignature2 &=~diff;
|
528 |
|
|
break;
|
529 |
|
|
case 2: if( bit!=0 ) mSignature1 |= diff;
|
530 |
|
|
else mSignature1 &=~diff;
|
531 |
|
|
break;
|
532 |
|
|
default: android.util.Log.e("D", "error in setBit, index="+index);
|
533 |
|
|
}
|
534 |
|
|
}
|
535 |
|
|
}
|