1 |
f0336037
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2 |
|
|
// Copyright 2020 Leszek Koltunski //
|
3 |
|
|
// //
|
4 |
|
|
// This file is part of Magic Cube. //
|
5 |
|
|
// //
|
6 |
bb62ca3f
|
Leszek Koltunski
|
// Magic Cube is proprietary software licensed under an EULA which you should have received //
|
7 |
|
|
// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
|
8 |
f0336037
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
9 |
|
|
|
10 |
|
|
package org.distorted.solvers;
|
11 |
|
|
|
12 |
|
|
import android.content.res.Resources;
|
13 |
|
|
|
14 |
e4733ed7
|
Leszek Koltunski
|
import org.distorted.objectlib.main.ObjectSignatures;
|
15 |
3f7a4363
|
Leszek Koltunski
|
import org.distorted.objectlib.main.TwistyObject;
|
16 |
|
|
|
17 |
f0336037
|
Leszek Koltunski
|
import org.distorted.main.R;
|
18 |
fcd5b990
|
Leszek Koltunski
|
import org.distorted.screens.ScreenList;
|
19 |
|
|
import org.distorted.screens.RubikScreenSolver;
|
20 |
dfae472b
|
Leszek Koltunski
|
import org.distorted.solvers.cube3.SolverSearch;
|
21 |
f0336037
|
Leszek Koltunski
|
|
22 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
23 |
|
|
|
24 |
a304ee64
|
Leszek Koltunski
|
public class SolverMain implements Runnable
|
25 |
f0336037
|
Leszek Koltunski
|
{
|
26 |
c494476f
|
Leszek Koltunski
|
private final Resources mRes;
|
27 |
ecf3f149
|
Leszek Koltunski
|
private final TwistyObject mObject;
|
28 |
7e4f3e04
|
Leszek Koltunski
|
private final long mSignature;
|
29 |
f702f4ef
|
Leszek Koltunski
|
private int mColorID;
|
30 |
f0336037
|
Leszek Koltunski
|
|
31 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
32 |
|
|
|
33 |
ecf3f149
|
Leszek Koltunski
|
public SolverMain(Resources res, TwistyObject object)
|
34 |
f0336037
|
Leszek Koltunski
|
{
|
35 |
7e4f3e04
|
Leszek Koltunski
|
mRes = res;
|
36 |
|
|
mObject = object;
|
37 |
7ed91391
|
Leszek Koltunski
|
long[] sig = object.getSignature().getArray();
|
38 |
|
|
mSignature = sig[sig.length-1];
|
39 |
f0336037
|
Leszek Koltunski
|
}
|
40 |
|
|
|
41 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
42 |
46a961fd
|
Leszek Koltunski
|
// certain objects have certain cubits locked - for example, the Cube3's centers of
|
43 |
|
|
// sides always have the same color.
|
44 |
|
|
// If a certain cubit is locked, return the color (index into it's FACE_COLORS array) it
|
45 |
|
|
// must have. Otherwise return -1.
|
46 |
|
|
|
47 |
d433b50e
|
Leszek Koltunski
|
public static int cubitIsLocked(int object, int cubit)
|
48 |
46a961fd
|
Leszek Koltunski
|
{
|
49 |
e4733ed7
|
Leszek Koltunski
|
if( object == ObjectSignatures.CUBE_3 )
|
50 |
46a961fd
|
Leszek Koltunski
|
{
|
51 |
09b2bd31
|
Leszek Koltunski
|
if( cubit==20 ) return 0; // center of the right face
|
52 |
|
|
if( cubit==21 ) return 1; // center of the left face
|
53 |
|
|
if( cubit==22 ) return 2; // center of the up face
|
54 |
|
|
if( cubit==23 ) return 3; // center of the bottom face
|
55 |
|
|
if( cubit==24 ) return 4; // center of the front face
|
56 |
|
|
if( cubit==25 ) return 5; // center of the back face
|
57 |
46a961fd
|
Leszek Koltunski
|
}
|
58 |
|
|
|
59 |
|
|
return -1;
|
60 |
|
|
}
|
61 |
|
|
|
62 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
63 |
f0336037
|
Leszek Koltunski
|
|
64 |
fcd5b990
|
Leszek Koltunski
|
private void solveCube3(RubikScreenSolver solver)
|
65 |
f0336037
|
Leszek Koltunski
|
{
|
66 |
373fa45f
|
Leszek Koltunski
|
String result;
|
67 |
|
|
|
68 |
dfae472b
|
Leszek Koltunski
|
SolverSearch.prepare(mRes);
|
69 |
358be403
|
Leszek Koltunski
|
String objectPosition = prepareCube3position();
|
70 |
f702f4ef
|
Leszek Koltunski
|
int check = checkPosition(objectPosition);
|
71 |
373fa45f
|
Leszek Koltunski
|
|
72 |
f702f4ef
|
Leszek Koltunski
|
if( check<0 )
|
73 |
373fa45f
|
Leszek Koltunski
|
{
|
74 |
f702f4ef
|
Leszek Koltunski
|
result = SolverSearch.solution(objectPosition, 24, 20);
|
75 |
|
|
|
76 |
|
|
if (result.contains("Error"))
|
77 |
373fa45f
|
Leszek Koltunski
|
{
|
78 |
f702f4ef
|
Leszek Koltunski
|
switch (result.charAt(result.length() - 1))
|
79 |
|
|
{
|
80 |
|
|
case '1': result = mRes.getString(R.string.solver_cube3_error1); break;
|
81 |
|
|
case '2': result = mRes.getString(R.string.solver_cube3_error2); break;
|
82 |
|
|
case '3': result = mRes.getString(R.string.solver_cube3_error3); break;
|
83 |
|
|
case '4': result = mRes.getString(R.string.solver_cube3_error4); break;
|
84 |
|
|
case '5': result = mRes.getString(R.string.solver_cube3_error5); break;
|
85 |
|
|
case '6': result = mRes.getString(R.string.solver_cube3_error6); break;
|
86 |
|
|
case '7': result = mRes.getString(R.string.solver_cube3_error7); break;
|
87 |
|
|
case '8': result = mRes.getString(R.string.solver_cube3_error8); break;
|
88 |
|
|
case '9': result = mRes.getString(R.string.solver_cube3_error9); break;
|
89 |
|
|
}
|
90 |
|
|
|
91 |
|
|
solver.displayErrorDialog(result);
|
92 |
|
|
}
|
93 |
|
|
else
|
94 |
|
|
{
|
95 |
|
|
solver.setSolved(result);
|
96 |
373fa45f
|
Leszek Koltunski
|
}
|
97 |
|
|
}
|
98 |
|
|
else
|
99 |
|
|
{
|
100 |
f702f4ef
|
Leszek Koltunski
|
String color = mRes.getString(mColorID);
|
101 |
|
|
result = mRes.getString(R.string.solver_cube3_error1,check,color);
|
102 |
|
|
solver.displayErrorDialog(result);
|
103 |
373fa45f
|
Leszek Koltunski
|
}
|
104 |
f0336037
|
Leszek Koltunski
|
}
|
105 |
|
|
|
106 |
d8862934
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
107 |
|
|
|
108 |
|
|
private int mapCubitToFace(int cubit, int face)
|
109 |
|
|
{
|
110 |
4820f894
|
Leszek Koltunski
|
if( cubit<8 )
|
111 |
|
|
{
|
112 |
|
|
switch(face)
|
113 |
|
|
{
|
114 |
|
|
case 0: return 1;
|
115 |
|
|
case 1: if( cubit==2 ) return 5;
|
116 |
|
|
if( cubit==1 ) return 3;
|
117 |
|
|
return 1;
|
118 |
|
|
case 2: return cubit==7 ? 5 : 3;
|
119 |
|
|
case 3: if( cubit==1 ) return 1;
|
120 |
|
|
return cubit==4 ? 5 : 3;
|
121 |
|
|
case 4: return cubit==7 ? 3 : 5;
|
122 |
|
|
case 5: if( cubit==2 ) return 1;
|
123 |
|
|
if( cubit==4 ) return 3;
|
124 |
|
|
return 5;
|
125 |
|
|
}
|
126 |
|
|
}
|
127 |
|
|
|
128 |
7fe62d1f
|
Leszek Koltunski
|
if( cubit>19 ) return 4;
|
129 |
d8862934
|
Leszek Koltunski
|
|
130 |
|
|
switch(face)
|
131 |
|
|
{
|
132 |
|
|
case 0: return cubit==15 || cubit==18 ? 3 : 5;
|
133 |
|
|
case 1: return cubit==13 || cubit==16 ? 3 : 5;
|
134 |
|
|
case 2: return cubit==10 ? 5 : 3;
|
135 |
|
|
case 3: return cubit== 8 ? 3 : 5;
|
136 |
|
|
case 4: return cubit== 9 ? 3 : 5;
|
137 |
|
|
case 5: return cubit== 8 ? 5 : 3;
|
138 |
|
|
}
|
139 |
|
|
|
140 |
|
|
return -1;
|
141 |
|
|
}
|
142 |
|
|
|
143 |
f702f4ef
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
144 |
|
|
|
145 |
|
|
private int checkPosition(String position)
|
146 |
|
|
{
|
147 |
|
|
int[] numColors = new int[6];
|
148 |
|
|
int len = position.length();
|
149 |
|
|
|
150 |
|
|
for(int i=0; i<len; i++)
|
151 |
|
|
{
|
152 |
|
|
char ch = position.charAt(i);
|
153 |
|
|
|
154 |
|
|
switch(ch)
|
155 |
|
|
{
|
156 |
|
|
case 'R': numColors[0]++; break;
|
157 |
|
|
case 'L': numColors[1]++; break;
|
158 |
|
|
case 'U': numColors[2]++; break;
|
159 |
|
|
case 'D': numColors[3]++; break;
|
160 |
|
|
case 'F': numColors[4]++; break;
|
161 |
|
|
case 'B': numColors[5]++; break;
|
162 |
|
|
}
|
163 |
|
|
}
|
164 |
|
|
|
165 |
|
|
if( numColors[0]<9 ) { mColorID = R.string.color_yellow; return numColors[0]; }
|
166 |
|
|
if( numColors[1]<9 ) { mColorID = R.string.color_white ; return numColors[1]; }
|
167 |
|
|
if( numColors[2]<9 ) { mColorID = R.string.color_blue ; return numColors[2]; }
|
168 |
|
|
if( numColors[3]<9 ) { mColorID = R.string.color_green ; return numColors[3]; }
|
169 |
|
|
if( numColors[4]<9 ) { mColorID = R.string.color_red ; return numColors[4]; }
|
170 |
|
|
if( numColors[5]<9 ) { mColorID = R.string.color_orange; return numColors[5]; }
|
171 |
|
|
|
172 |
|
|
return -1;
|
173 |
|
|
}
|
174 |
|
|
|
175 |
ecf3f149
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
176 |
|
|
// order: Up --> Right --> Front --> Down --> Left --> Back
|
177 |
|
|
// (because the first implemented Solver - the two-phase Cube3 one - expects such order)
|
178 |
|
|
//
|
179 |
|
|
// Solved 3x3x3 Cube maps to "UUUUUUUUURRRRRRRRRFFFFFFFFFDDDDDDDDDLLLLLLLLLBBBBBBBBB"
|
180 |
|
|
|
181 |
|
|
private String prepareCube3position()
|
182 |
|
|
{
|
183 |
|
|
StringBuilder objectString = new StringBuilder();
|
184 |
|
|
|
185 |
fbffa02a
|
Leszek Koltunski
|
final int R = 0;
|
186 |
|
|
final int L = 1;
|
187 |
|
|
final int U = 2;
|
188 |
|
|
final int D = 3;
|
189 |
|
|
final int F = 4;
|
190 |
|
|
final int B = 5;
|
191 |
ecf3f149
|
Leszek Koltunski
|
|
192 |
|
|
// 'I' - interior, theoretically can happen
|
193 |
|
|
final char[] FACE_NAMES = { 'R', 'L', 'U', 'D', 'F', 'B', 'I'};
|
194 |
|
|
|
195 |
fbffa02a
|
Leszek Koltunski
|
final int[] U_INDEX = { 2,10, 6,17,22,19, 3,11, 7};
|
196 |
|
|
final int[] R_INDEX = { 7,19, 6,15,20,14, 5,18, 4};
|
197 |
|
|
final int[] F_INDEX = { 3,11, 7,13,24,15, 1, 9, 5};
|
198 |
|
|
final int[] D_INDEX = { 1, 9, 5,16,23,18, 0, 8, 4};
|
199 |
|
|
final int[] L_INDEX = { 2,17, 3,12,21,13, 0,16, 1};
|
200 |
|
|
final int[] B_INDEX = { 6,10, 2,14,25,12, 4, 8, 0};
|
201 |
ecf3f149
|
Leszek Koltunski
|
|
202 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
203 |
ecf3f149
|
Leszek Koltunski
|
{
|
204 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(U_INDEX[i],U);
|
205 |
|
|
int color = mObject.getCubitFaceColorIndex(U_INDEX[i], face);
|
206 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
207 |
|
|
}
|
208 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
209 |
ecf3f149
|
Leszek Koltunski
|
{
|
210 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(R_INDEX[i],R);
|
211 |
|
|
int color = mObject.getCubitFaceColorIndex(R_INDEX[i], face);
|
212 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
213 |
|
|
}
|
214 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
215 |
ecf3f149
|
Leszek Koltunski
|
{
|
216 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(F_INDEX[i],F);
|
217 |
|
|
int color = mObject.getCubitFaceColorIndex(F_INDEX[i], face);
|
218 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
219 |
|
|
}
|
220 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
221 |
ecf3f149
|
Leszek Koltunski
|
{
|
222 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(D_INDEX[i],D);
|
223 |
|
|
int color = mObject.getCubitFaceColorIndex(D_INDEX[i], face);
|
224 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
225 |
|
|
}
|
226 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
227 |
ecf3f149
|
Leszek Koltunski
|
{
|
228 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(L_INDEX[i],L);
|
229 |
|
|
int color = mObject.getCubitFaceColorIndex(L_INDEX[i], face);
|
230 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
231 |
|
|
}
|
232 |
fbffa02a
|
Leszek Koltunski
|
for(int i=0; i<9; i++)
|
233 |
ecf3f149
|
Leszek Koltunski
|
{
|
234 |
d8862934
|
Leszek Koltunski
|
int face = mapCubitToFace(B_INDEX[i],B);
|
235 |
|
|
int color = mObject.getCubitFaceColorIndex(B_INDEX[i], face);
|
236 |
ecf3f149
|
Leszek Koltunski
|
objectString.append(FACE_NAMES[color]);
|
237 |
|
|
}
|
238 |
|
|
|
239 |
|
|
return objectString.toString();
|
240 |
|
|
}
|
241 |
|
|
|
242 |
373fa45f
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
243 |
|
|
|
244 |
|
|
public void start()
|
245 |
|
|
{
|
246 |
|
|
Thread thr = new Thread(this);
|
247 |
|
|
thr.start();
|
248 |
|
|
}
|
249 |
|
|
|
250 |
f0336037
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
251 |
|
|
|
252 |
|
|
public void run()
|
253 |
|
|
{
|
254 |
f5da732a
|
Leszek Koltunski
|
RubikScreenSolver solver = (RubikScreenSolver) ScreenList.SVER.getScreenClass();
|
255 |
f0336037
|
Leszek Koltunski
|
|
256 |
fcbf34af
|
Leszek Koltunski
|
if( mSignature==ObjectSignatures.CUBE_3 )
|
257 |
f0336037
|
Leszek Koltunski
|
{
|
258 |
373fa45f
|
Leszek Koltunski
|
solveCube3(solver);
|
259 |
f0336037
|
Leszek Koltunski
|
}
|
260 |
|
|
else
|
261 |
|
|
{
|
262 |
373fa45f
|
Leszek Koltunski
|
solver.displayErrorDialog(mRes.getString(R.string.solver_generic_error1));
|
263 |
f0336037
|
Leszek Koltunski
|
}
|
264 |
|
|
}
|
265 |
|
|
}
|