1 |
86bdcff5
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
2 |
|
|
// Copyright 2023 Leszek Koltunski //
|
3 |
|
|
// //
|
4 |
|
|
// This file is part of Magic Cube. //
|
5 |
|
|
// //
|
6 |
|
|
// 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 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
9 |
|
|
|
10 |
|
|
package org.distorted.objectlib.tablebases;
|
11 |
|
|
|
12 |
|
|
import static org.distorted.objectlib.main.TwistyObject.SQ2;
|
13 |
|
|
|
14 |
|
|
import org.distorted.library.type.Static3D;
|
15 |
3880b7b7
|
Leszek Koltunski
|
import org.distorted.objectlib.R;
|
16 |
3103c3c8
|
Leszek Koltunski
|
import org.distorted.objectlib.helpers.OperatingSystemInterface;
|
17 |
86bdcff5
|
Leszek Koltunski
|
|
18 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
19 |
|
|
|
20 |
3b1d1644
|
Leszek Koltunski
|
public class TBPyraminxDiamond extends TablebasesPruning
|
21 |
86bdcff5
|
Leszek Koltunski
|
{
|
22 |
55b8c763
|
Leszek Koltunski
|
private static final int[][] CORNER_QUATS =
|
23 |
|
|
{
|
24 |
8ed251d6
|
Leszek Koltunski
|
{0,6,5,4},
|
25 |
|
|
{0,4,5,6},
|
26 |
|
|
{0,3,2,1},
|
27 |
|
|
{0,9,8,7},
|
28 |
|
|
{0,7,8,9},
|
29 |
|
|
{0,1,2,3},
|
30 |
55b8c763
|
Leszek Koltunski
|
};
|
31 |
|
|
|
32 |
8ed251d6
|
Leszek Koltunski
|
private static final int[][][] CENTER_QUATS =
|
33 |
55b8c763
|
Leszek Koltunski
|
{
|
34 |
8ed251d6
|
Leszek Koltunski
|
{ {21,15, 0}, {10,13, 5}, {17, 9, 3}, {16,18,11}, {19, 1, 6}, { 2,12,23}, { 7,14, 4}, { 8,20,22} },
|
35 |
|
|
{ { 5,23,20}, { 0,22,12}, {19,16,14}, { 7,17, 1}, { 4,11, 9}, {10, 8,15}, { 6, 3,18}, {21, 2,13} },
|
36 |
|
|
{ { 1,17, 7}, {14,16,19}, { 0,12,22}, { 5,20,23}, {13, 2,21}, { 6,18, 3}, {15, 8,10}, { 4, 9,11} },
|
37 |
|
|
{ {18,11,16}, { 9, 3,17}, { 5,10,13}, { 0,21,15}, {20,22, 8}, { 4, 7,14}, {12,23, 2}, { 6,19, 1} },
|
38 |
|
|
{ { 4,19, 3}, { 6, 7,11}, {15, 2,20}, {13, 8,12}, { 0,10,23}, { 1,16, 9}, { 5,21,22}, {14,17,18} },
|
39 |
|
|
{ {10, 2,22}, {21, 8,23}, { 4, 1,18}, { 6,14, 9}, { 7,16, 3}, { 0,13,20}, {19,17,11}, { 5,15,12} },
|
40 |
|
|
{ { 6,14, 9}, { 4, 1,18}, {21, 8,23}, {10, 2,22}, { 5,15,12}, {19,17,11}, { 0,13,20}, { 7,16, 3} },
|
41 |
|
|
{ {12, 8,13}, {20, 2,15}, { 6,11, 7}, { 4, 3,19}, {18,17,14}, { 5,22,21}, { 9,16, 1}, { 0,23,10} },
|
42 |
55b8c763
|
Leszek Koltunski
|
};
|
43 |
|
|
|
44 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
45 |
|
|
|
46 |
86bdcff5
|
Leszek Koltunski
|
public TBPyraminxDiamond()
|
47 |
|
|
{
|
48 |
|
|
super();
|
49 |
|
|
}
|
50 |
|
|
|
51 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
52 |
|
|
|
53 |
3103c3c8
|
Leszek Koltunski
|
public TBPyraminxDiamond(OperatingSystemInterface os)
|
54 |
86bdcff5
|
Leszek Koltunski
|
{
|
55 |
3103c3c8
|
Leszek Koltunski
|
super(os, new int[] {R.raw.pdia_3_pruning3,R.raw.pdia_3_pruning4}, new int[] {R.raw.pdia_3_pruning10});
|
56 |
86bdcff5
|
Leszek Koltunski
|
}
|
57 |
|
|
|
58 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
59 |
|
|
|
60 |
|
|
int[][] getBasicAngles()
|
61 |
|
|
{
|
62 |
|
|
int[] tmp = {4,4,4};
|
63 |
|
|
return new int[][] { tmp,tmp,tmp };
|
64 |
|
|
}
|
65 |
|
|
|
66 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
67 |
|
|
|
68 |
|
|
Static3D[] getRotationAxis()
|
69 |
|
|
{
|
70 |
|
|
return new Static3D[]
|
71 |
|
|
{
|
72 |
|
|
new Static3D(SQ2/2, 0, SQ2/2),
|
73 |
|
|
new Static3D( 0, 1, 0),
|
74 |
|
|
new Static3D(SQ2/2, 0,-SQ2/2)
|
75 |
|
|
};
|
76 |
|
|
}
|
77 |
|
|
|
78 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
79 |
|
|
|
80 |
|
|
float[][] getPosition()
|
81 |
|
|
{
|
82 |
|
|
float B0 = 1.5f*SQ2;
|
83 |
|
|
float C0 = 1.5f;
|
84 |
|
|
float A = 1.03f;
|
85 |
|
|
float B1 = 0.5f*SQ2*A;
|
86 |
|
|
float C1 = A;
|
87 |
|
|
|
88 |
|
|
return new float[][]
|
89 |
|
|
{
|
90 |
|
|
{ 0, B0, 0 },
|
91 |
|
|
{ 0,-B0, 0 },
|
92 |
|
|
{ C0, 0, C0 },
|
93 |
|
|
{ C0, 0,-C0 },
|
94 |
|
|
{-C0, 0, C0 },
|
95 |
|
|
{-C0, 0,-C0 },
|
96 |
|
|
|
97 |
|
|
{ 0, B1, C1 },
|
98 |
|
|
{ 0, B1,-C1 },
|
99 |
|
|
{ 0,-B1, C1 },
|
100 |
|
|
{ 0,-B1,-C1 },
|
101 |
|
|
{ C1, B1, 0 },
|
102 |
|
|
{ C1,-B1, 0 },
|
103 |
|
|
{-C1, B1, 0 },
|
104 |
|
|
{-C1,-B1, 0 },
|
105 |
|
|
};
|
106 |
|
|
}
|
107 |
|
|
|
108 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
109 |
|
|
|
110 |
|
|
float[][] getCuts()
|
111 |
|
|
{
|
112 |
|
|
float C = 0.5f*SQ2;
|
113 |
|
|
float[] cut = { -C,C};
|
114 |
|
|
return new float[][] { cut,cut,cut };
|
115 |
|
|
}
|
116 |
|
|
|
117 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
118 |
|
|
|
119 |
|
|
boolean[][] getRotatable()
|
120 |
|
|
{
|
121 |
|
|
boolean[] tmp = {true,false,true};
|
122 |
|
|
return new boolean[][] { tmp,tmp,tmp };
|
123 |
|
|
}
|
124 |
|
|
|
125 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
126 |
|
|
// specifically for the tablebase
|
127 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
128 |
|
|
// 4^6 - corner twists; 8! - center permutation; divide by 2 because parity of permutation must
|
129 |
|
|
// agree with parity of total twists = (4^6)*8! / 2 = 82.575.360
|
130 |
|
|
|
131 |
|
|
int getSize()
|
132 |
|
|
{
|
133 |
|
|
return 82575360;
|
134 |
|
|
}
|
135 |
|
|
|
136 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
137 |
|
|
|
138 |
|
|
int getMinScramble()
|
139 |
|
|
{
|
140 |
|
|
return 8;
|
141 |
|
|
}
|
142 |
|
|
|
143 |
3b1d1644
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
144 |
|
|
|
145 |
|
|
int[] getMidPruningLevels()
|
146 |
|
|
{
|
147 |
|
|
return new int[] {3,4};
|
148 |
|
|
}
|
149 |
|
|
|
150 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
151 |
|
|
|
152 |
|
|
int[] getHighPruningLevels()
|
153 |
|
|
{
|
154 |
|
|
return new int[] {10};
|
155 |
|
|
}
|
156 |
|
|
|
157 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
158 |
|
|
|
159 |
|
|
int getGodsNumber()
|
160 |
|
|
{
|
161 |
|
|
return 10;
|
162 |
|
|
}
|
163 |
|
|
|
164 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
165 |
|
|
|
166 |
|
|
boolean moveCanProceed(int lastA, int lastR, int currA, int currR)
|
167 |
|
|
{
|
168 |
|
|
return (lastA!=currA) || (lastR!=currR);
|
169 |
|
|
}
|
170 |
|
|
|
171 |
55b8c763
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
172 |
|
|
|
173 |
8ed251d6
|
Leszek Koltunski
|
private int findIndex1(int[] table, int entry)
|
174 |
55b8c763
|
Leszek Koltunski
|
{
|
175 |
|
|
int len = table.length;
|
176 |
|
|
|
177 |
|
|
for(int i=0; i<len; i++)
|
178 |
|
|
if( table[i]==entry ) return i;
|
179 |
|
|
|
180 |
|
|
return -1;
|
181 |
|
|
}
|
182 |
|
|
|
183 |
8ed251d6
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
184 |
|
|
|
185 |
|
|
private int findIndex2(int[][] table, int entry)
|
186 |
|
|
{
|
187 |
|
|
int len = table.length;
|
188 |
|
|
|
189 |
|
|
for(int i=0; i<len; i++)
|
190 |
|
|
{
|
191 |
|
|
int[] t = table[i];
|
192 |
|
|
if( t[0]==entry || t[1]==entry || t[2]==entry ) return i;
|
193 |
|
|
}
|
194 |
|
|
|
195 |
|
|
return -1;
|
196 |
|
|
}
|
197 |
|
|
|
198 |
86bdcff5
|
Leszek Koltunski
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
199 |
|
|
|
200 |
|
|
public int[] getQuats(int index)
|
201 |
|
|
{
|
202 |
55b8c763
|
Leszek Koltunski
|
int[] quats = new int[14];
|
203 |
|
|
int[] perm = new int[8];
|
204 |
|
|
int[] twist = new int[6];
|
205 |
|
|
|
206 |
|
|
int centers_perm_num = index/2048;
|
207 |
|
|
int total_twist = index%2048;
|
208 |
|
|
|
209 |
|
|
TablebaseHelpers.getPermutationFromNum(perm,8,centers_perm_num);
|
210 |
|
|
boolean even = TablebaseHelpers.permutationIsEven(perm);
|
211 |
|
|
|
212 |
|
|
for(int i=0; i<5; i++) { twist[i] = total_twist%4; total_twist /=4; }
|
213 |
|
|
|
214 |
|
|
int total = twist[0]+twist[1]+twist[2]+twist[3]+twist[4]+(even?0:1);
|
215 |
3880b7b7
|
Leszek Koltunski
|
twist[5] = 2*total_twist + (total%2);
|
216 |
55b8c763
|
Leszek Koltunski
|
|
217 |
|
|
for(int i=0; i<6; i++) quats[i ] = CORNER_QUATS[i][twist[i]];
|
218 |
8ed251d6
|
Leszek Koltunski
|
for(int i=0; i<8; i++) quats[i+6] = CENTER_QUATS[i][perm[i]][0];
|
219 |
55b8c763
|
Leszek Koltunski
|
|
220 |
|
|
return quats;
|
221 |
86bdcff5
|
Leszek Koltunski
|
}
|
222 |
|
|
|
223 |
|
|
///////////////////////////////////////////////////////////////////////////////////////////////////
|
224 |
|
|
|
225 |
|
|
public int getIndex(int[] quats)
|
226 |
|
|
{
|
227 |
55b8c763
|
Leszek Koltunski
|
int[] twist = new int[6];
|
228 |
|
|
int[] perm = new int[8];
|
229 |
|
|
|
230 |
8ed251d6
|
Leszek Koltunski
|
for(int i=0; i<6; i++) twist[i] = findIndex1(CORNER_QUATS[i],quats[i]);
|
231 |
3880b7b7
|
Leszek Koltunski
|
for(int i=0; i<8; i++) perm[i] = findIndex2(CENTER_QUATS[i],quats[i+6]);
|
232 |
55b8c763
|
Leszek Koltunski
|
|
233 |
|
|
int centers_perm_num = TablebaseHelpers.computePermutationNum(perm);
|
234 |
3880b7b7
|
Leszek Koltunski
|
int total_twist = twist[0]+ 4*(twist[1]+ 4*(twist[2]+ 4*(twist[3]+ 4*(twist[4]+ 4*(twist[5]>1 ? 1:0)))));
|
235 |
55b8c763
|
Leszek Koltunski
|
|
236 |
|
|
return total_twist + 2048*centers_perm_num;
|
237 |
86bdcff5
|
Leszek Koltunski
|
}
|
238 |
|
|
}
|