1
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2
|
// Copyright 2019 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.object;
|
21
|
|
22
|
import android.content.SharedPreferences;
|
23
|
import android.graphics.Bitmap;
|
24
|
import android.graphics.Canvas;
|
25
|
import android.graphics.Paint;
|
26
|
|
27
|
import org.distorted.library.effect.Effect;
|
28
|
import org.distorted.library.main.DistortedEffects;
|
29
|
import org.distorted.library.main.DistortedTexture;
|
30
|
import org.distorted.library.mesh.MeshCubes;
|
31
|
import org.distorted.library.mesh.MeshRectangles;
|
32
|
import org.distorted.library.message.EffectListener;
|
33
|
import org.distorted.library.type.Static3D;
|
34
|
import org.distorted.library.type.Static4D;
|
35
|
|
36
|
import static org.distorted.object.RubikObjectList.VECTX;
|
37
|
import static org.distorted.object.RubikObjectList.VECTY;
|
38
|
import static org.distorted.object.RubikObjectList.VECTZ;
|
39
|
|
40
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
41
|
|
42
|
class RubikCube extends RubikObject
|
43
|
{
|
44
|
private static final Static3D VectX = new Static3D(1,0,0);
|
45
|
private static final Static3D VectY = new Static3D(0,1,0);
|
46
|
private static final Static3D VectZ = new Static3D(0,0,1);
|
47
|
private static final Static4D mapFront, mapBack, mapLeft, mapRight, mapTop, mapBottom, mapBlack;
|
48
|
|
49
|
private Cubit[][][] mCubits;
|
50
|
|
51
|
static
|
52
|
{
|
53
|
// 3x2 bitmap = 6 squares:
|
54
|
//
|
55
|
// RED GREEN BLUE
|
56
|
// YELLOW WHITE BROWN
|
57
|
|
58
|
final float ze = 0.0f;
|
59
|
final float ot = 1.0f/3.0f;
|
60
|
final float tt = 2.0f/3.0f;
|
61
|
final float oh = 1.0f/2.0f;
|
62
|
final float of = 1.0f/40.0f;
|
63
|
|
64
|
mapFront = new Static4D(ze,oh, ze+ot,oh+oh);
|
65
|
mapBack = new Static4D(tt,ze, tt+ot,ze+oh);
|
66
|
mapLeft = new Static4D(ot,ze, ot+ot,ze+oh);
|
67
|
mapRight = new Static4D(ze,ze, ze+ot,ze+oh);
|
68
|
mapTop = new Static4D(tt,oh, tt+ot,oh+oh);
|
69
|
mapBottom= new Static4D(ot,oh, ot+ot,oh+oh);
|
70
|
|
71
|
mapBlack = new Static4D(ze,ze, ze+of,ze+of);
|
72
|
}
|
73
|
|
74
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
75
|
// All legal rotation quats of a RubikCube of any size must have all four of their components
|
76
|
// equal to either 0, 1, -1, 0.5, -0.5 or +-sqrt(2)/2.
|
77
|
|
78
|
float[] getLegalQuats()
|
79
|
{
|
80
|
final float SQ2 = 0.5f*((float)Math.sqrt(2));
|
81
|
return new float[] { 0.0f , 0.5f , -0.5f , 1.0f , -1.0f , SQ2 , -SQ2 };
|
82
|
}
|
83
|
|
84
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
85
|
|
86
|
private boolean belongsToRotation( Static3D currentPosition, int vector, int row)
|
87
|
{
|
88
|
switch(vector)
|
89
|
{
|
90
|
case VECTX: return currentPosition.get0()==row;
|
91
|
case VECTY: return currentPosition.get1()==row;
|
92
|
case VECTZ: return currentPosition.get2()==row;
|
93
|
}
|
94
|
|
95
|
return false;
|
96
|
}
|
97
|
|
98
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
99
|
|
100
|
RubikCube(int size, Static4D quatCur, Static4D quatAcc, DistortedTexture texture, MeshRectangles mesh, DistortedEffects effects)
|
101
|
{
|
102
|
super(size,quatCur,quatAcc,texture,mesh,effects);
|
103
|
|
104
|
mTexture = new DistortedTexture(TEXTURE_SIZE,TEXTURE_SIZE);
|
105
|
mCubits = new Cubit[mSize][mSize][mSize];
|
106
|
|
107
|
int vertices = (int)(24.0f/mSize + 2.0f);
|
108
|
|
109
|
for(int x = 0; x< mSize; x++)
|
110
|
for(int y = 0; y< mSize; y++)
|
111
|
for(int z = 0; z< mSize; z++)
|
112
|
{
|
113
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
114
|
{
|
115
|
mCubits[x][y][z] = new Cubit( this,createMesh(vertices,x,y,z),new Static3D(x,y,z) );
|
116
|
attach(mCubits[x][y][z].mNode);
|
117
|
}
|
118
|
}
|
119
|
}
|
120
|
|
121
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
122
|
// PUBLIC API
|
123
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
124
|
// mSize already saved as RubikStatePlay.mButton
|
125
|
|
126
|
public void savePreferences(SharedPreferences.Editor editor)
|
127
|
{
|
128
|
for(int x=0; x<mSize; x++)
|
129
|
for(int y=0; y<mSize; y++)
|
130
|
for(int z=0; z<mSize; z++)
|
131
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
132
|
{
|
133
|
mCubits[x][y][z].savePreferences(editor);
|
134
|
}
|
135
|
}
|
136
|
|
137
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
138
|
|
139
|
public void restorePreferences(SharedPreferences preferences)
|
140
|
{
|
141
|
for(int x=0; x<mSize; x++)
|
142
|
for(int y=0; y<mSize; y++)
|
143
|
for(int z=0; z<mSize; z++)
|
144
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
145
|
{
|
146
|
mCubits[x][y][z].restorePreferences(preferences);
|
147
|
}
|
148
|
}
|
149
|
|
150
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
151
|
|
152
|
public long finishRotationNow(EffectListener listener)
|
153
|
{
|
154
|
boolean first = true;
|
155
|
long effectID=0;
|
156
|
|
157
|
for(int x=0; x<mSize; x++)
|
158
|
for(int y=0; y<mSize; y++)
|
159
|
for(int z=0; z<mSize; z++)
|
160
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
161
|
{
|
162
|
if( belongsToRotation(mCubits[x][y][z].mCurrentPosition,mRotAxis,mRotRow) )
|
163
|
{
|
164
|
if( first )
|
165
|
{
|
166
|
first = false;
|
167
|
effectID = mCubits[x][y][z].finishRotationNow(listener);
|
168
|
}
|
169
|
|
170
|
resetRotationAngle(mCubits[x][y][z].mRotationAngle);
|
171
|
}
|
172
|
}
|
173
|
|
174
|
return effectID;
|
175
|
}
|
176
|
|
177
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
178
|
|
179
|
public void releaseResources()
|
180
|
{
|
181
|
mTexture.markForDeletion();
|
182
|
|
183
|
for(int x=0; x<mSize; x++)
|
184
|
for(int y=0; y<mSize; y++)
|
185
|
for(int z=0; z<mSize; z++)
|
186
|
{
|
187
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
188
|
{
|
189
|
mCubits[x][y][z].releaseResources();
|
190
|
}
|
191
|
}
|
192
|
}
|
193
|
|
194
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
195
|
|
196
|
public void apply(Effect effect, int position)
|
197
|
{
|
198
|
for(int x=0; x<mSize; x++)
|
199
|
for(int y=0; y<mSize; y++)
|
200
|
for(int z=0; z<mSize; z++)
|
201
|
{
|
202
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
203
|
{
|
204
|
mCubits[x][y][z].mEffect.apply(effect, position);
|
205
|
}
|
206
|
}
|
207
|
}
|
208
|
|
209
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
210
|
|
211
|
public void remove(long effectID)
|
212
|
{
|
213
|
for(int x=0; x<mSize; x++)
|
214
|
for(int y=0; y<mSize; y++)
|
215
|
for(int z=0; z<mSize; z++)
|
216
|
{
|
217
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
218
|
{
|
219
|
mCubits[x][y][z].mEffect.abortById(effectID);
|
220
|
}
|
221
|
}
|
222
|
}
|
223
|
|
224
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
225
|
|
226
|
public void solve()
|
227
|
{
|
228
|
for(int x=0; x<mSize; x++)
|
229
|
for(int y=0; y<mSize; y++)
|
230
|
for(int z=0; z<mSize; z++)
|
231
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
232
|
{
|
233
|
mCubits[x][y][z].solve();
|
234
|
}
|
235
|
}
|
236
|
|
237
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
238
|
|
239
|
public boolean isSolved()
|
240
|
{
|
241
|
Static4D q = mCubits[0][0][0].mQuatScramble;
|
242
|
|
243
|
float x = q.get0();
|
244
|
float y = q.get1();
|
245
|
float z = q.get2();
|
246
|
float w = q.get3();
|
247
|
|
248
|
for(int i = 0; i< mSize; i++)
|
249
|
for(int j = 0; j< mSize; j++)
|
250
|
for(int k = 0; k< mSize; k++)
|
251
|
{
|
252
|
if( i==0 || i==mSize-1 || j==0 || j==mSize-1 || k==0 || k==mSize-1 )
|
253
|
{
|
254
|
q = mCubits[i][j][k].mQuatScramble;
|
255
|
|
256
|
if( q.get0()!=x || q.get1()!=y || q.get2()!=z || q.get3()!=w )
|
257
|
{
|
258
|
return false;
|
259
|
}
|
260
|
}
|
261
|
}
|
262
|
|
263
|
return true;
|
264
|
}
|
265
|
|
266
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
267
|
|
268
|
public void beginNewRotation(int vector, int row )
|
269
|
{
|
270
|
Static3D axis = VectX;
|
271
|
|
272
|
switch(vector)
|
273
|
{
|
274
|
case VECTX: axis = VectX; break;
|
275
|
case VECTY: axis = VectY; break;
|
276
|
case VECTZ: axis = VectZ; break;
|
277
|
}
|
278
|
|
279
|
mRotAxis = vector;
|
280
|
mRotRow = row;
|
281
|
|
282
|
mRotationAngleStatic.set0(0.0f);
|
283
|
|
284
|
for(int x=0; x<mSize; x++)
|
285
|
for(int y=0; y<mSize; y++)
|
286
|
for(int z=0; z<mSize; z++)
|
287
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
288
|
{
|
289
|
if( belongsToRotation( mCubits[x][y][z].mCurrentPosition,vector,mRotRow) )
|
290
|
{
|
291
|
mCubits[x][y][z].beginNewRotation(axis);
|
292
|
}
|
293
|
}
|
294
|
}
|
295
|
|
296
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
297
|
|
298
|
public long addNewRotation(int vector, int row, int angle, long durationMillis, EffectListener listener )
|
299
|
{
|
300
|
Static3D axis = VectX;
|
301
|
long effectID=0;
|
302
|
boolean first = true;
|
303
|
|
304
|
switch(vector)
|
305
|
{
|
306
|
case VECTX: axis = VectX; break;
|
307
|
case VECTY: axis = VectY; break;
|
308
|
case VECTZ: axis = VectZ; break;
|
309
|
}
|
310
|
|
311
|
mRotAxis = vector;
|
312
|
mRotRow = row;
|
313
|
|
314
|
mRotationAngleStatic.set0(0.0f);
|
315
|
|
316
|
for(int x=0; x<mSize; x++)
|
317
|
for(int y=0; y<mSize; y++)
|
318
|
for(int z=0; z<mSize; z++)
|
319
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
320
|
{
|
321
|
if( belongsToRotation(mCubits[x][y][z].mCurrentPosition,vector,mRotRow) )
|
322
|
{
|
323
|
mCubits[x][y][z].addNewRotation(axis,durationMillis,angle);
|
324
|
|
325
|
if( first )
|
326
|
{
|
327
|
first = false;
|
328
|
effectID = mCubits[x][y][z].setUpCallback(listener);
|
329
|
}
|
330
|
}
|
331
|
}
|
332
|
|
333
|
return effectID;
|
334
|
}
|
335
|
|
336
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
337
|
|
338
|
public void removeRotationNow()
|
339
|
{
|
340
|
float qx=0,qy=0,qz=0;
|
341
|
boolean first = true;
|
342
|
Static4D quat = null;
|
343
|
|
344
|
switch(mRotAxis)
|
345
|
{
|
346
|
case VECTX: qx=1; break;
|
347
|
case VECTY: qy=1; break;
|
348
|
case VECTZ: qz=1; break;
|
349
|
}
|
350
|
|
351
|
for(int x=0; x<mSize; x++)
|
352
|
for(int y=0; y<mSize; y++)
|
353
|
for(int z=0; z<mSize; z++)
|
354
|
if( x==0 || x==mSize-1 || y==0 || y==mSize-1 || z==0 || z==mSize-1 )
|
355
|
{
|
356
|
if( belongsToRotation(mCubits[x][y][z].mCurrentPosition,mRotAxis,mRotRow) )
|
357
|
{
|
358
|
if( first )
|
359
|
{
|
360
|
first = false;
|
361
|
quat = mCubits[x][y][z].returnRotationQuat(qx,qy,qz);
|
362
|
}
|
363
|
|
364
|
mCubits[x][y][z].removeRotationNow(quat);
|
365
|
}
|
366
|
}
|
367
|
|
368
|
mRotationAngleStatic.set0(0);
|
369
|
}
|
370
|
|
371
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
372
|
|
373
|
public void createTexture()
|
374
|
{
|
375
|
Bitmap bitmap;
|
376
|
|
377
|
final int S = 128;
|
378
|
final int W = 3*S;
|
379
|
final int H = 2*S;
|
380
|
final int R = S/10;
|
381
|
final int M = S/20;
|
382
|
|
383
|
Paint paint = new Paint();
|
384
|
bitmap = Bitmap.createBitmap(W,H, Bitmap.Config.ARGB_8888);
|
385
|
Canvas canvas = new Canvas(bitmap);
|
386
|
|
387
|
paint.setAntiAlias(true);
|
388
|
paint.setTextAlign(Paint.Align.CENTER);
|
389
|
paint.setStyle(Paint.Style.FILL);
|
390
|
|
391
|
// 3x2 bitmap = 6 squares:
|
392
|
//
|
393
|
// RED GREEN BLUE
|
394
|
// YELLOW WHITE BROWN
|
395
|
|
396
|
paint.setColor(0xff000000); // BLACK BACKGROUND
|
397
|
canvas.drawRect(0, 0, W, H, paint); //
|
398
|
|
399
|
paint.setColor(0xffff0000); // RED
|
400
|
canvas.drawRoundRect( M, M, S-M, S-M, R, R, paint); //
|
401
|
paint.setColor(0xff00ff00); // GREEN
|
402
|
canvas.drawRoundRect( S+M, M, 2*S-M, S-M, R, R, paint); //
|
403
|
paint.setColor(0xff0000ff); // BLUE
|
404
|
canvas.drawRoundRect(2*S+M, M, 3*S-M, S-M, R, R, paint); //
|
405
|
paint.setColor(0xffffff00); // YELLOW
|
406
|
canvas.drawRoundRect( M, S+M, S-M, 2*S-M, R, R, paint); //
|
407
|
paint.setColor(0xffffffff); // WHITE
|
408
|
canvas.drawRoundRect( S+M, S+M, 2*S-M, 2*S-M, R, R, paint); //
|
409
|
paint.setColor(0xffb5651d); // BROWN
|
410
|
canvas.drawRoundRect(2*S+M, S+M, 3*S-M, 2*S-M, R, R, paint); //
|
411
|
|
412
|
mTexture.setTexture(bitmap);
|
413
|
}
|
414
|
|
415
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
416
|
|
417
|
private MeshCubes createMesh(int vertices,int x, int y, int z)
|
418
|
{
|
419
|
Static4D tmpLeft = (x== 0 ? mapLeft :mapBlack);
|
420
|
Static4D tmpRight = (x== mSize-1 ? mapRight :mapBlack);
|
421
|
Static4D tmpFront = (z== mSize-1 ? mapFront :mapBlack);
|
422
|
Static4D tmpBack = (z== 0 ? mapBack :mapBlack);
|
423
|
Static4D tmpTop = (y== mSize-1 ? mapTop :mapBlack);
|
424
|
Static4D tmpBottom= (y== 0 ? mapBottom:mapBlack);
|
425
|
|
426
|
return new MeshCubes(vertices,vertices,vertices, tmpFront, tmpBack, tmpLeft, tmpRight, tmpTop, tmpBottom);
|
427
|
}
|
428
|
}
|