Revision 7ff38997
Added by Leszek Koltunski about 4 years ago
| src/main/java/org/distorted/helpers/ScrambleStateSquare1.java | ||
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// Copyright 2021 Leszek Koltunski // |
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// // |
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// This file is part of Magic Cube. // |
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// // |
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// Magic Cube is free software: you can redistribute it and/or modify // |
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// it under the terms of the GNU General Public License as published by // |
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// the Free Software Foundation, either version 2 of the License, or // |
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// (at your option) any later version. // |
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// // |
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// Magic Cube is distributed in the hope that it will be useful, // |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of // |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // |
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// GNU General Public License for more details. // |
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// // |
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// You should have received a copy of the GNU General Public License // |
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// along with Magic Cube. If not, see <http://www.gnu.org/licenses/>. // |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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package org.distorted.helpers; |
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import java.util.ArrayList; |
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import java.util.Random; |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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// producer of the ScrambleStateGraph - but only for a single Twisty Puzzle, the 'Square-1'. |
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public class ScrambleStateSquare1 |
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{
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private static final int INVALID_MOVE = -1; |
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private static final int NUM_MOVES = 23; |
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private int mDist; |
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private boolean mFresh; |
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private long mID; |
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private final long[] mMoves; |
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private final int[][] mPermittedAngles; |
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private final int[] mCornerQuat, mTmp; |
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// QUATS[i]*QUATS[j] = QUATS[QUAT_MULT[i][j]] |
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static final int[][] QUAT_MULT = new int[][] |
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{
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23,},
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12,},
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{ 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13,},
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{ 3, 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 15, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14,},
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{ 4, 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 16, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15,},
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{ 5, 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 17, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16,},
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{ 6, 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 18, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17,},
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{ 7, 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 19, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18,},
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{ 8, 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 20, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19,},
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{ 9, 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 21, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20,},
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{ 10, 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 22, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,},
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{ 11, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 23, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,},
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{ 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1,},
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{ 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2,},
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{ 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 15, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4, 3,},
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{ 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 16, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5, 4,},
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{ 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 17, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6, 5,},
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{ 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 18, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7, 6,},
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{ 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 19, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8, 7,},
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{ 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 20, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9, 8,},
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{ 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 21, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10, 9,},
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{ 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 22, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11, 10,},
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{ 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 23, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 11,},
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{ 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0,}
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}; |
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// quat indices that make corner cubits bandage the puzzle. |
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private static final int[][] BAD_CORNER_QUATS = new int[][] |
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{
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{ 2, 8,17,23},
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{ 5,11,14,20},
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}; |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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public ScrambleStateSquare1(long id, int dist) |
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{
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mCornerQuat = new int[8]; |
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mTmp = new int[8]; |
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mPermittedAngles = new int[2][12]; |
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mDist = dist; |
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mFresh = true; |
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mID = id; |
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mMoves = createMoves(mID); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private void setNotFresh() |
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{
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mFresh = false; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private boolean isFresh() |
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{
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return mFresh; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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public static void computeGraph() |
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{
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ArrayList<ScrambleStateSquare1> graph; |
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ScrambleStateSquare1 bsg = new ScrambleStateSquare1(0,0); |
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graph = new ArrayList<>(); |
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graph.add(bsg); |
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android.util.Log.e("D", "INSERTING");
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insertChildren(graph,0); |
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//android.util.Log.e("D", "PRUNING "+graph.size());
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// pruneGraph(graph); |
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android.util.Log.e("D", "REMAPPING "+graph.size());
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remapGraph(graph); |
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int num = graph.size(); |
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android.util.Log.e("D", "\n"+num+" states\n");
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for(int i=0; i<num; i++) |
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{
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bsg = graph.get(i); |
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android.util.Log.e("D", formatMoves(bsg));
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} |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static void insertChildren(ArrayList<ScrambleStateSquare1> list, long id) |
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{
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ScrambleStateSquare1 bsg = findState(list,id); |
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if( bsg==null ) |
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{
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android.util.Log.e("D", "error: "+id+" doesn't exist");
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return; |
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} |
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int dist = bsg.mDist; |
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if( dist>6 ) return; |
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for(int i=0; i<NUM_MOVES; i++) |
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{
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long moveID = bsg.getMoveID(i); |
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if( moveID!=INVALID_MOVE ) |
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{
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ScrambleStateSquare1 tmp = findState(list,moveID); |
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if( tmp==null ) |
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{
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tmp = new ScrambleStateSquare1(moveID,dist+1); |
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list.add(tmp); |
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} |
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} |
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} |
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for(int i=0; i<NUM_MOVES; i++) |
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{
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long moveID = bsg.getMoveID(i); |
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if( moveID!=INVALID_MOVE ) |
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{
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ScrambleStateSquare1 tmp = findState(list,moveID); |
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if( tmp.isFresh() ) |
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{
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tmp.setNotFresh(); |
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insertChildren(list,moveID); |
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} |
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} |
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} |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static void pruneGraph(ArrayList<ScrambleStateSquare1> list) |
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{
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int num = list.size(), numAxis; |
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boolean pruned = false; |
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ScrambleStateSquare1 bsg; |
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for(int i=0; i<num; i++) |
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{
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bsg = list.get(i); |
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numAxis = bsg.numAxis(); |
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if( numAxis<2 ) |
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{
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list.remove(i); |
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long id = bsg.getID(); |
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pruned = true; |
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remapID(list,id,INVALID_MOVE); |
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break; |
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} |
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} |
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if( pruned ) pruneGraph(list); |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static void remapGraph(ArrayList<ScrambleStateSquare1> list) |
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{
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long id; |
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int num = list.size(); |
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ScrambleStateSquare1 bsg; |
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for(int i=0; i<num; i++ ) |
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{
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bsg = list.get(i); |
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id = bsg.getID(); |
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bsg.setID(i); |
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remapID(list,id,i); |
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} |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static void remapID(ArrayList<ScrambleStateSquare1> list, long id, long newId) |
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{
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ScrambleStateSquare1 bsg; |
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int size = list.size(); |
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for(int i=0; i<size; i++) |
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{
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bsg = list.get(i); |
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for(int j=0; j<NUM_MOVES; j++) |
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{
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if( bsg.getMoveID(j)==id ) bsg.setMoveID(j,newId); |
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} |
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} |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static ScrambleStateSquare1 findState(ArrayList<ScrambleStateSquare1> list, long id) |
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{
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ScrambleStateSquare1 bsg; |
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int num = list.size(); |
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for(int i=0; i<num; i++) |
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{
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bsg= list.get(i); |
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if( bsg.getID() == id ) return bsg; |
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} |
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return null; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static String formatMoves(ScrambleStateSquare1 bsg) |
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{
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String x = getTable(bsg,0); |
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String y = getTable(bsg,11); |
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String z = getTable(bsg,12); |
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//return " new ScrambleStateGraph( new int[][] { "+x+", "+y+", "+z+" } ),";
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long id = bsg.getID(); |
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return id+" "+x+" , "+y+" , "+z; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static String getTable(ScrambleStateSquare1 sc, int index) |
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{
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String ret = ""; |
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long m; |
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int half = (NUM_MOVES)/2; |
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if( index==11 ) |
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{
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m = sc.getMoveID(index); |
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if( m==INVALID_MOVE ) return formatL("{}");
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ret += formatRet(ret,0,1,m); |
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} |
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else |
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{
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for(int i=0; i<half; i++) |
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{
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m = sc.getMoveID(index+i); |
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int row = index==0 ? 0:2; |
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int angle = i+1; |
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if( m!=INVALID_MOVE ) ret += formatRet(ret,row,angle,m); |
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} |
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} |
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return formatL("{" + ret + "}");
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static String formatRet(String str, int row, int angle, long id) |
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{
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String ret = str.length()!=0 ? " ,":" "; |
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ret += row; |
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ret += angle<0 ? "," : ","; |
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ret += angle; |
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if( id< 10 ) ret += (", "+id);
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else if( id<100 ) ret += (", " +id);
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else ret += ("," +id);
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return ret; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private static final int LENGTH = 28; |
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private static String formatL(String input) |
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{
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int len = input.length(); |
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String ret = input; |
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for(int i=0 ;i<LENGTH-len; i++) ret += " "; |
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return ret; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private long getID() |
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{
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return mID; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private void setID(long id) |
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{
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mID = id; |
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} |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private long getMoveID(int index) |
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{
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return (index>=0 && index<NUM_MOVES) ? mMoves[index] : -1; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private void setMoveID(int index, long newID) |
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{
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if( index>=0 && index<NUM_MOVES ) mMoves[index] = newID; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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private int numAxis() |
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{
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int num = 0; |
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int half = (NUM_MOVES)/2; |
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for(int i=0; i<half; i++) |
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{
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if( mMoves[i]!=INVALID_MOVE ) |
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{
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num++; |
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break; |
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} |
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} |
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for(int i=half; i<NUM_MOVES-1; i++) |
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{
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if( mMoves[i]!=INVALID_MOVE ) |
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{
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num++; |
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break; |
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} |
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} |
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if( mMoves[NUM_MOVES-1]!=INVALID_MOVE ) num++; |
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return num; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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private long[] createMoves(long id) |
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{
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long[] ret = new long[NUM_MOVES]; |
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fillCornerQuat(id); |
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computePermittedAngles(); |
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|
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generateUMoves(ret, 0); |
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generateSMoves(ret,11); |
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generateLMoves(ret,12); |
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return ret; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
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|
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private void generateUMoves(long[] table, int index) |
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{
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for(int angle=1; angle<12; angle++) |
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{
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table[index+angle-1] = mPermittedAngles[1][angle]==1 ? updateCornerQuats(0,2,angle) : INVALID_MOVE; |
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} |
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} |
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| 416 |
|
|
| 417 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 418 |
|
|
| 419 |
private void generateLMoves(long[] table, int index) |
|
| 420 |
{
|
|
| 421 |
for(int angle=1; angle<12; angle++) |
|
| 422 |
{
|
|
| 423 |
table[index+angle-1] = mPermittedAngles[0][angle]==1 ? updateCornerQuats(0,0,angle) : INVALID_MOVE; |
|
| 424 |
} |
|
| 425 |
} |
|
| 426 |
|
|
| 427 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 428 |
|
|
| 429 |
private void generateSMoves(long[] table, int index) |
|
| 430 |
{
|
|
| 431 |
table[index] = updateCornerQuats(1,1,1); |
|
| 432 |
} |
|
| 433 |
|
|
| 434 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 435 |
|
|
| 436 |
private void fillCornerQuat(long id) |
|
| 437 |
{
|
|
| 438 |
int NUM_QUATS = 24; |
|
| 439 |
|
|
| 440 |
for(int i=0; i<8; i++) |
|
| 441 |
{
|
|
| 442 |
mCornerQuat[i] = (int)(id%NUM_QUATS); |
|
| 443 |
id/=NUM_QUATS; |
|
| 444 |
} |
|
| 445 |
} |
|
| 446 |
|
|
| 447 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 448 |
|
|
| 449 |
private static long returnID(int[] cornerQuat) |
|
| 450 |
{
|
|
| 451 |
int NUM_QUATS = 24; |
|
| 452 |
long mult=1,ret=0; |
|
| 453 |
|
|
| 454 |
for(int i=0; i<8; i++) |
|
| 455 |
{
|
|
| 456 |
ret += mult*cornerQuat[i]; |
|
| 457 |
mult*=NUM_QUATS; |
|
| 458 |
} |
|
| 459 |
|
|
| 460 |
return ret; |
|
| 461 |
} |
|
| 462 |
|
|
| 463 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 464 |
|
|
| 465 |
private boolean cornerIsUp(int index) |
|
| 466 |
{
|
|
| 467 |
return ((index<4) ^ (mCornerQuat[index]>=12)); |
|
| 468 |
} |
|
| 469 |
|
|
| 470 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 471 |
|
|
| 472 |
private boolean cornerIsLeft(int index) |
|
| 473 |
{
|
|
| 474 |
int q = mCornerQuat[index]; |
|
| 475 |
|
|
| 476 |
switch(index) |
|
| 477 |
{
|
|
| 478 |
case 0: |
|
| 479 |
case 4: return ((q>=3 && q<= 7) || (q>=18 && q<=22)); |
|
| 480 |
case 1: |
|
| 481 |
case 5: return ((q>=6 && q<=10) || (q>=15 && q<=19)); |
|
| 482 |
case 2: |
|
| 483 |
case 6: return ((q==0 || q==1 || (q>=9 && q<=11)) || (q>=12 && q<=16)); |
|
| 484 |
case 3: |
|
| 485 |
case 7: return ((q>=0 && q<=4) || (q==12 || q==13 || (q>=21 && q<=23))); |
|
| 486 |
} |
|
| 487 |
|
|
| 488 |
return false; |
|
| 489 |
} |
|
| 490 |
|
|
| 491 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 492 |
|
|
| 493 |
private int makeQuat(int axis,int index) |
|
| 494 |
{
|
|
| 495 |
if( axis==1 ) return 13; |
|
| 496 |
if( index<0 ) index+=12; |
|
| 497 |
return index; |
|
| 498 |
} |
|
| 499 |
|
|
| 500 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 501 |
|
|
| 502 |
private boolean cornerBelongs(int index, int axis, int layer) |
|
| 503 |
{
|
|
| 504 |
if( axis==0 ) |
|
| 505 |
{
|
|
| 506 |
boolean up = cornerIsUp(index); |
|
| 507 |
return ((up && layer==2) || (!up && layer==0)); |
|
| 508 |
} |
|
| 509 |
else |
|
| 510 |
{
|
|
| 511 |
boolean le = cornerIsLeft(index); |
|
| 512 |
return ((le && layer==0) || (!le && layer==1)); |
|
| 513 |
} |
|
| 514 |
} |
|
| 515 |
|
|
| 516 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 517 |
|
|
| 518 |
private long updateCornerQuats(int axis, int layer, int index) |
|
| 519 |
{
|
|
| 520 |
int quat = makeQuat(axis,index); |
|
| 521 |
|
|
| 522 |
for(int corner=0; corner<8; corner++) |
|
| 523 |
{
|
|
| 524 |
if( cornerBelongs(corner,axis,layer) ) |
|
| 525 |
{
|
|
| 526 |
int curr = mCornerQuat[corner]; |
|
| 527 |
mTmp[corner] = QUAT_MULT[quat][curr]; |
|
| 528 |
} |
|
| 529 |
else |
|
| 530 |
{
|
|
| 531 |
mTmp[corner] = mCornerQuat[corner]; |
|
| 532 |
} |
|
| 533 |
} |
|
| 534 |
|
|
| 535 |
return returnID(mTmp); |
|
| 536 |
} |
|
| 537 |
|
|
| 538 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 539 |
|
|
| 540 |
private boolean quatIsBad(int quatIndex, int corner) |
|
| 541 |
{
|
|
| 542 |
int index = (corner%2); |
|
| 543 |
|
|
| 544 |
return ( quatIndex==BAD_CORNER_QUATS[index][0] || |
|
| 545 |
quatIndex==BAD_CORNER_QUATS[index][1] || |
|
| 546 |
quatIndex==BAD_CORNER_QUATS[index][2] || |
|
| 547 |
quatIndex==BAD_CORNER_QUATS[index][3] ); |
|
| 548 |
} |
|
| 549 |
|
|
| 550 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 551 |
|
|
| 552 |
private int isPermittedDo(int angle) |
|
| 553 |
{
|
|
| 554 |
for(int corner=0; corner<8; corner++) |
|
| 555 |
{
|
|
| 556 |
if( !cornerIsUp(corner) ) |
|
| 557 |
{
|
|
| 558 |
int currQuat = mCornerQuat[corner]; |
|
| 559 |
int finalQuat= QUAT_MULT[angle][currQuat]; |
|
| 560 |
if( quatIsBad(finalQuat,corner) ) return 0; |
|
| 561 |
} |
|
| 562 |
} |
|
| 563 |
|
|
| 564 |
return 1; |
|
| 565 |
} |
|
| 566 |
|
|
| 567 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 568 |
|
|
| 569 |
private int isPermittedUp(int angle) |
|
| 570 |
{
|
|
| 571 |
for(int corner=0; corner<8; corner++) |
|
| 572 |
{
|
|
| 573 |
if( cornerIsUp(corner) ) |
|
| 574 |
{
|
|
| 575 |
int currQuat = mCornerQuat[corner]; |
|
| 576 |
int finalQuat= QUAT_MULT[angle][currQuat]; |
|
| 577 |
if( quatIsBad(finalQuat,corner) ) return 0; |
|
| 578 |
} |
|
| 579 |
} |
|
| 580 |
|
|
| 581 |
return 1; |
|
| 582 |
} |
|
| 583 |
|
|
| 584 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 585 |
|
|
| 586 |
private void computePermittedAngles() |
|
| 587 |
{
|
|
| 588 |
for(int angle=0; angle<12; angle++) |
|
| 589 |
{
|
|
| 590 |
mPermittedAngles[0][angle] = isPermittedDo(angle); |
|
| 591 |
mPermittedAngles[1][angle] = isPermittedUp(angle); |
|
| 592 |
} |
|
| 593 |
} |
|
| 594 |
} |
|
| src/main/java/org/distorted/objects/Cubit.java | ||
|---|---|---|
| 76 | 76 |
float xd,yd,zd,wd; |
| 77 | 77 |
float diff, mindiff = Float.MAX_VALUE; |
| 78 | 78 |
int ret=0; |
| 79 |
int num_quats = mParent.QUATS.length; |
|
| 79 |
int num_quats = mParent.OBJECT_QUATS.length;
|
|
| 80 | 80 |
Static4D qt; |
| 81 | 81 |
|
| 82 | 82 |
for(int q=0; q<num_quats; q++) |
| 83 | 83 |
{
|
| 84 |
qt = mParent.QUATS[q]; |
|
| 84 |
qt = mParent.OBJECT_QUATS[q];
|
|
| 85 | 85 |
|
| 86 | 86 |
xd = x - qt.get0(); |
| 87 | 87 |
yd = y - qt.get1(); |
| ... | ... | |
| 189 | 189 |
|
| 190 | 190 |
int removeRotationNow(Static4D quat) |
| 191 | 191 |
{
|
| 192 |
Static4D q = QuatHelper.quatMultiply(quat,mParent.QUATS[mQuatIndex]); |
|
| 192 |
Static4D q = QuatHelper.quatMultiply(quat,mParent.OBJECT_QUATS[mQuatIndex]);
|
|
| 193 | 193 |
mQuatIndex = normalizeScrambleQuat(q); |
| 194 | 194 |
|
| 195 | 195 |
modifyCurrentPosition(quat); |
| src/main/java/org/distorted/objects/TwistyCube.java | ||
|---|---|---|
| 37 | 37 |
|
| 38 | 38 |
class TwistyCube extends TwistyObject |
| 39 | 39 |
{
|
| 40 |
// the three rotation axis of a RubikCube. Must be normalized. |
|
| 41 | 40 |
static final Static3D[] ROT_AXIS = new Static3D[] |
| 42 | 41 |
{
|
| 43 | 42 |
new Static3D(1,0,0), |
| ... | ... | |
| 45 | 44 |
new Static3D(0,0,1) |
| 46 | 45 |
}; |
| 47 | 46 |
|
| 48 |
private static final int[] BASIC_ANGLE = new int[] { 4,4,4 };
|
|
| 49 |
|
|
| 50 | 47 |
private static final int[] FACE_COLORS = new int[] |
| 51 | 48 |
{
|
| 52 | 49 |
COLOR_YELLOW, COLOR_WHITE, |
| ... | ... | |
| 54 | 51 |
COLOR_RED , COLOR_ORANGE |
| 55 | 52 |
}; |
| 56 | 53 |
|
| 57 |
// All legal rotation quats of a RubikCube of any size. |
|
| 58 |
// Here's how to compute this: |
|
| 59 |
// 1) compute how many rotations there are (RubikCube of any size = 24) |
|
| 60 |
// 2) take the AXIS, angles of rotation (90 in RubikCube's case) compute the basic quaternions |
|
| 61 |
// (i.e. rotations of 1 basic angle along each of the axis) and from there start semi-randomly |
|
| 62 |
// multiplying them and eventually you'll find all (24) legal rotations. |
|
| 63 |
// Example program in C, res/raw/compute_quats.c , is included. |
|
| 64 |
private static final Static4D[] QUATS = new Static4D[] |
|
| 65 |
{
|
|
| 66 |
new Static4D( 0.0f, 0.0f, 0.0f, 1.0f), |
|
| 67 |
new Static4D( 1.0f, 0.0f, 0.0f, 0.0f), |
|
| 68 |
new Static4D( 0.0f, 1.0f, 0.0f, 0.0f), |
|
| 69 |
new Static4D( 0.0f, 0.0f, 1.0f, 0.0f), |
|
| 70 |
|
|
| 71 |
new Static4D( SQ2/2, SQ2/2, 0.0f , 0.0f), |
|
| 72 |
new Static4D( SQ2/2, -SQ2/2, 0.0f , 0.0f), |
|
| 73 |
new Static4D( SQ2/2, 0.0f, SQ2/2, 0.0f), |
|
| 74 |
new Static4D(-SQ2/2, 0.0f, SQ2/2, 0.0f), |
|
| 75 |
new Static4D( SQ2/2, 0.0f, 0.0f, SQ2/2), |
|
| 76 |
new Static4D( SQ2/2, 0.0f, 0.0f, -SQ2/2), |
|
| 77 |
new Static4D( 0.0f, SQ2/2, SQ2/2, 0.0f), |
|
| 78 |
new Static4D( 0.0f, SQ2/2, -SQ2/2, 0.0f), |
|
| 79 |
new Static4D( 0.0f, SQ2/2, 0.0f, SQ2/2), |
|
| 80 |
new Static4D( 0.0f, SQ2/2, 0.0f, -SQ2/2), |
|
| 81 |
new Static4D( 0.0f, 0.0f, SQ2/2, SQ2/2), |
|
| 82 |
new Static4D( 0.0f, 0.0f, SQ2/2, -SQ2/2), |
|
| 83 |
|
|
| 84 |
new Static4D( 0.5f, 0.5f, 0.5f, 0.5f), |
|
| 85 |
new Static4D( 0.5f, 0.5f, -0.5f, 0.5f), |
|
| 86 |
new Static4D( 0.5f, 0.5f, -0.5f, -0.5f), |
|
| 87 |
new Static4D( 0.5f, -0.5f, 0.5f, -0.5f), |
|
| 88 |
new Static4D( -0.5f, -0.5f, -0.5f, 0.5f), |
|
| 89 |
new Static4D( -0.5f, 0.5f, -0.5f, -0.5f), |
|
| 90 |
new Static4D( -0.5f, 0.5f, 0.5f, -0.5f), |
|
| 91 |
new Static4D( -0.5f, 0.5f, 0.5f, 0.5f) |
|
| 92 |
}; |
|
| 93 |
|
|
| 94 |
private static final double[][] VERTICES = new double[][] |
|
| 95 |
{
|
|
| 96 |
{ 0.5, 0.5, 0.5 },
|
|
| 97 |
{ 0.5, 0.5,-0.5 },
|
|
| 98 |
{ 0.5,-0.5, 0.5 },
|
|
| 99 |
{ 0.5,-0.5,-0.5 },
|
|
| 100 |
{-0.5, 0.5, 0.5 },
|
|
| 101 |
{-0.5, 0.5,-0.5 },
|
|
| 102 |
{-0.5,-0.5, 0.5 },
|
|
| 103 |
{-0.5,-0.5,-0.5 },
|
|
| 104 |
}; |
|
| 105 |
|
|
| 106 |
private static final int[][] VERT_INDEXES = new int[][] |
|
| 107 |
{
|
|
| 108 |
{2,3,1,0}, // counterclockwise!
|
|
| 109 |
{7,6,4,5},
|
|
| 110 |
{4,0,1,5},
|
|
| 111 |
{7,3,2,6},
|
|
| 112 |
{6,2,0,4},
|
|
| 113 |
{3,7,5,1}
|
|
| 114 |
}; |
|
| 115 |
|
|
| 116 |
private static final float[][] STICKERS = new float[][] |
|
| 117 |
{
|
|
| 118 |
{ -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, -0.5f, 0.5f }
|
|
| 119 |
}; |
|
| 120 |
|
|
| 121 |
private static final ObjectSticker[] mStickers; |
|
| 122 |
|
|
| 123 |
static |
|
| 124 |
{
|
|
| 125 |
final float radius = 0.10f; |
|
| 126 |
final float stroke = 0.08f; |
|
| 127 |
final float[] radii = {radius,radius,radius,radius};
|
|
| 128 |
mStickers = new ObjectSticker[STICKERS.length]; |
|
| 129 |
mStickers[0] = new ObjectSticker(STICKERS[0],null,radii,stroke ); |
|
| 130 |
} |
|
| 131 |
|
|
| 132 | 54 |
private int mCurrState; |
| 133 | 55 |
private int mIndexExcluded; |
| 134 | 56 |
private final ScrambleState[] mStates; |
| 135 | 57 |
private int[][] mScrambleTable; |
| 136 | 58 |
private int[] mNumOccurences; |
| 59 |
private Static4D[] mQuats; |
|
| 60 |
private int[] mBasicAngle; |
|
| 61 |
private ObjectSticker[] mStickers; |
|
| 137 | 62 |
|
| 138 | 63 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 139 | 64 |
|
| ... | ... | |
| 188 | 113 |
return ret; |
| 189 | 114 |
} |
| 190 | 115 |
|
| 116 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
|
| 117 |
|
|
| 118 |
private void initializeQuats() |
|
| 119 |
{
|
|
| 120 |
mQuats = new Static4D[] |
|
| 121 |
{
|
|
| 122 |
new Static4D( 0.0f, 0.0f, 0.0f, 1.0f), |
|
| 123 |
new Static4D( 1.0f, 0.0f, 0.0f, 0.0f), |
|
| 124 |
new Static4D( 0.0f, 1.0f, 0.0f, 0.0f), |
|
| 125 |
new Static4D( 0.0f, 0.0f, 1.0f, 0.0f), |
|
| 126 |
|
|
| 127 |
new Static4D( SQ2/2, SQ2/2, 0.0f , 0.0f), |
|
| 128 |
new Static4D( SQ2/2, -SQ2/2, 0.0f , 0.0f), |
|
| 129 |
new Static4D( SQ2/2, 0.0f, SQ2/2, 0.0f), |
|
| 130 |
new Static4D(-SQ2/2, 0.0f, SQ2/2, 0.0f), |
|
| 131 |
new Static4D( SQ2/2, 0.0f, 0.0f, SQ2/2), |
|
| 132 |
new Static4D( SQ2/2, 0.0f, 0.0f, -SQ2/2), |
|
| 133 |
new Static4D( 0.0f, SQ2/2, SQ2/2, 0.0f), |
|
| 134 |
new Static4D( 0.0f, SQ2/2, -SQ2/2, 0.0f), |
|
| 135 |
new Static4D( 0.0f, SQ2/2, 0.0f, SQ2/2), |
|
| 136 |
new Static4D( 0.0f, SQ2/2, 0.0f, -SQ2/2), |
|
| 137 |
new Static4D( 0.0f, 0.0f, SQ2/2, SQ2/2), |
|
| 138 |
new Static4D( 0.0f, 0.0f, SQ2/2, -SQ2/2), |
|
| 139 |
|
|
| 140 |
new Static4D( 0.5f, 0.5f, 0.5f, 0.5f), |
|
| 141 |
new Static4D( 0.5f, 0.5f, -0.5f, 0.5f), |
|
| 142 |
new Static4D( 0.5f, 0.5f, -0.5f, -0.5f), |
|
| 143 |
new Static4D( 0.5f, -0.5f, 0.5f, -0.5f), |
|
| 144 |
new Static4D( -0.5f, -0.5f, -0.5f, 0.5f), |
|
| 145 |
new Static4D( -0.5f, 0.5f, -0.5f, -0.5f), |
|
| 146 |
new Static4D( -0.5f, 0.5f, 0.5f, -0.5f), |
|
| 147 |
new Static4D( -0.5f, 0.5f, 0.5f, 0.5f) |
|
| 148 |
}; |
|
| 149 |
} |
|
| 150 |
|
|
| 191 | 151 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 192 | 152 |
|
| 193 | 153 |
int[] getSolvedQuats(int cubit, int numLayers) |
| 194 | 154 |
{
|
| 155 |
if( mQuats ==null ) initializeQuats(); |
|
| 195 | 156 |
int status = retCubitSolvedStatus(cubit,numLayers); |
| 196 |
return status<0 ? null : buildSolvedQuats(MovementCube.FACE_AXIS[status],QUATS);
|
|
| 157 |
return status<0 ? null : buildSolvedQuats(MovementCube.FACE_AXIS[status], mQuats);
|
|
| 197 | 158 |
} |
| 198 | 159 |
|
| 199 | 160 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 211 | 172 |
default: num = 5; extraI = 0; extraV = 0; height = 0.045f; break; |
| 212 | 173 |
} |
| 213 | 174 |
|
| 175 |
double[][] vertices = new double[][] |
|
| 176 |
{
|
|
| 177 |
{ 0.5, 0.5, 0.5 },
|
|
| 178 |
{ 0.5, 0.5,-0.5 },
|
|
| 179 |
{ 0.5,-0.5, 0.5 },
|
|
| 180 |
{ 0.5,-0.5,-0.5 },
|
|
| 181 |
{-0.5, 0.5, 0.5 },
|
|
| 182 |
{-0.5, 0.5,-0.5 },
|
|
| 183 |
{-0.5,-0.5, 0.5 },
|
|
| 184 |
{-0.5,-0.5,-0.5 },
|
|
| 185 |
}; |
|
| 186 |
|
|
| 187 |
int[][] vert_indices = new int[][] |
|
| 188 |
{
|
|
| 189 |
{2,3,1,0}, // counterclockwise!
|
|
| 190 |
{7,6,4,5},
|
|
| 191 |
{4,0,1,5},
|
|
| 192 |
{7,3,2,6},
|
|
| 193 |
{6,2,0,4},
|
|
| 194 |
{3,7,5,1}
|
|
| 195 |
}; |
|
| 196 |
|
|
| 214 | 197 |
float[][] bands = new float[][] { {height,35,0.5f,0.7f,num,extraI,extraV} };
|
| 215 | 198 |
int[] bandIndices = new int[] { 0,0,0,0,0,0};
|
| 216 | 199 |
float[][] corners = new float[][] { {0.036f,0.12f} };
|
| ... | ... | |
| 218 | 201 |
float[][] centers = new float[][] { {0.0f, 0.0f, 0.0f} };
|
| 219 | 202 |
int[] centerIndices = new int[] { 0,0,0,0,0,0,0,0 };
|
| 220 | 203 |
|
| 221 |
return new ObjectShape(VERTICES,VERT_INDEXES,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
|
|
| 204 |
return new ObjectShape(vertices,vert_indices,bands,bandIndices,corners,cornerIndices,centers,centerIndices,getNumCubitFaces(), null);
|
|
| 222 | 205 |
} |
| 223 | 206 |
|
| 224 | 207 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| 225 | 208 |
|
| 226 | 209 |
Static4D getQuat(int cubit, int numLayers) |
| 227 | 210 |
{
|
| 228 |
return QUATS[0]; |
|
| 211 |
if( mQuats ==null ) initializeQuats(); |
|
| 212 |
return mQuats[0]; |
|
| 229 | 213 |
} |
| 230 | 214 |
|
| 231 | 215 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 253 | 237 |
|
| 254 | 238 |
ObjectSticker retSticker(int face) |
| 255 | 239 |
{
|
| 240 |
if( mStickers==null ) |
|
| 241 |
{
|
|
| 242 |
final float[][] STICKERS = new float[][] { { -0.5f, -0.5f, 0.5f, -0.5f, 0.5f, 0.5f, -0.5f, 0.5f } };
|
|
| 243 |
final float radius = 0.10f; |
|
| 244 |
final float stroke = 0.08f; |
|
| 245 |
final float[] radii = {radius,radius,radius,radius};
|
|
| 246 |
mStickers = new ObjectSticker[STICKERS.length]; |
|
| 247 |
mStickers[0] = new ObjectSticker(STICKERS[0],null,radii,stroke ); |
|
| 248 |
} |
|
| 249 |
|
|
| 256 | 250 |
return mStickers[face/NUM_FACES]; |
| 257 | 251 |
} |
| 258 | 252 |
|
| ... | ... | |
| 281 | 275 |
|
| 282 | 276 |
Static4D[] getQuats() |
| 283 | 277 |
{
|
| 284 |
return QUATS; |
|
| 278 |
if( mQuats ==null ) initializeQuats(); |
|
| 279 |
return mQuats; |
|
| 285 | 280 |
} |
| 286 | 281 |
|
| 287 | 282 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 326 | 321 |
|
| 327 | 322 |
int getNumStickerTypes(int numLayers) |
| 328 | 323 |
{
|
| 329 |
return STICKERS.length;
|
|
| 324 |
return 1;
|
|
| 330 | 325 |
} |
| 331 | 326 |
|
| 332 | 327 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 369 | 364 |
|
| 370 | 365 |
public int[] getBasicAngle() |
| 371 | 366 |
{
|
| 372 |
return BASIC_ANGLE; |
|
| 367 |
if( mBasicAngle ==null ) mBasicAngle = new int[] { 4,4,4 };
|
|
| 368 |
return mBasicAngle; |
|
| 373 | 369 |
} |
| 374 | 370 |
|
| 375 | 371 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| src/main/java/org/distorted/objects/TwistyObject.java | ||
|---|---|---|
| 88 | 88 |
private static final int POST_ROTATION_MILLISEC = 500; |
| 89 | 89 |
|
| 90 | 90 |
MeshBase[] mMeshes; |
| 91 |
final Static4D[] QUATS; |
|
| 91 |
final Static4D[] OBJECT_QUATS;
|
|
| 92 | 92 |
final Cubit[] CUBITS; |
| 93 | 93 |
final int NUM_FACES; |
| 94 | 94 |
final int NUM_TEXTURES; |
| 95 | 95 |
final int NUM_CUBITS; |
| 96 | 96 |
final int NUM_AXIS; |
| 97 |
final int NUM_QUATS; |
|
| 97 | 98 |
|
| 98 | 99 |
private final int mNumCubitFaces; |
| 99 | 100 |
private final Static3D[] mAxis; |
| ... | ... | |
| 158 | 159 |
if( mCuts==null ) for(int i=0; i<mAxis.length; i++) mNumCuts[i] = 0; |
| 159 | 160 |
else for(int i=0; i<mAxis.length; i++) mNumCuts[i] = mCuts[i].length; |
| 160 | 161 |
|
| 161 |
QUATS = getQuats(); |
|
| 162 |
OBJECT_QUATS = getQuats();
|
|
| 162 | 163 |
NUM_CUBITS = mOrigPos.length; |
| 163 | 164 |
NUM_FACES = getNumFaces(); |
| 164 | 165 |
NUM_TEXTURES = getNumStickerTypes(mNumLayers)*NUM_FACES; |
| 165 | 166 |
NUM_AXIS = mAxis.length; |
| 167 |
NUM_QUATS = OBJECT_QUATS.length; |
|
| 166 | 168 |
|
| 167 | 169 |
boolean bandaged=false; |
| 168 | 170 |
|
| ... | ... | |
| 213 | 215 |
mTexture = new DistortedTexture(); |
| 214 | 216 |
mEffects = new DistortedEffects(); |
| 215 | 217 |
|
| 216 |
int num_quats = QUATS.length; |
|
| 217 |
for(int q=0; q<num_quats; q++) |
|
| 218 |
for(int q=0; q<NUM_QUATS; q++) |
|
| 218 | 219 |
{
|
| 219 |
VertexEffectQuaternion vq = new VertexEffectQuaternion(QUATS[q],CENTER); |
|
| 220 |
VertexEffectQuaternion vq = new VertexEffectQuaternion(OBJECT_QUATS[q],CENTER);
|
|
| 220 | 221 |
vq.setMeshAssociation(0,q); |
| 221 | 222 |
mEffects.apply(vq); |
| 222 | 223 |
} |
| ... | ... | |
| 343 | 344 |
|
| 344 | 345 |
private void createDataStructuresForSolved(int numLayers) |
| 345 | 346 |
{
|
| 346 |
mTmpQuats = new int[QUATS.length];
|
|
| 347 |
mTmpQuats = new int[NUM_QUATS];
|
|
| 347 | 348 |
mSolvedQuats = new int[NUM_CUBITS][]; |
| 348 | 349 |
|
| 349 | 350 |
for(int c=0; c<NUM_CUBITS; c++) |
| ... | ... | |
| 432 | 433 |
{
|
| 433 | 434 |
if( mQuatMult==null ) |
| 434 | 435 |
{
|
| 435 |
int len = QUATS.length; |
|
| 436 |
mQuatMult = new int[len][len]; |
|
| 436 |
mQuatMult = new int[NUM_QUATS][NUM_QUATS]; |
|
| 437 | 437 |
|
| 438 |
for(int i=0; i<len; i++)
|
|
| 439 |
for(int j=0; j<len; j++) mQuatMult[i][j] = -1;
|
|
| 438 |
for(int i=0; i<NUM_QUATS; i++)
|
|
| 439 |
for(int j=0; j<NUM_QUATS; j++) mQuatMult[i][j] = -1;
|
|
| 440 | 440 |
} |
| 441 | 441 |
|
| 442 | 442 |
if( mQuatMult[index1][index2]==-1 ) |
| ... | ... | |
| 499 | 499 |
float MAXDIFF = 0.01f; |
| 500 | 500 |
float[] center= mOrigPos[centerNum]; |
| 501 | 501 |
Static4D sc = new Static4D(center[0], center[1], center[2], 1.0f); |
| 502 |
Static4D result = QuatHelper.rotateVectorByQuat(sc,QUATS[quatNum]); |
|
| 502 |
Static4D result = QuatHelper.rotateVectorByQuat(sc,OBJECT_QUATS[quatNum]);
|
|
| 503 | 503 |
|
| 504 | 504 |
float x = result.get0(); |
| 505 | 505 |
float y = result.get1(); |
| ... | ... | |
| 532 | 532 |
{
|
| 533 | 533 |
if( mScramble==null ) |
| 534 | 534 |
{
|
| 535 |
int numQuats = QUATS.length; |
|
| 536 |
mScramble = new int[numQuats][NUM_CUBITS]; |
|
| 535 |
mScramble = new int[NUM_QUATS][NUM_CUBITS]; |
|
| 537 | 536 |
mColors = new int[NUM_CUBITS]; |
| 538 | 537 |
|
| 539 |
for(int q=0; q<numQuats; q++)
|
|
| 538 |
for(int q=0; q<NUM_QUATS; q++)
|
|
| 540 | 539 |
for(int c=0; c<NUM_CUBITS; c++) mScramble[q][c] = computeScramble(q,c); |
| 541 | 540 |
} |
| 542 | 541 |
|
| ... | ... | |
| 815 | 814 |
|
| 816 | 815 |
int mulQuat(int q1, int q2) |
| 817 | 816 |
{
|
| 818 |
Static4D result = QuatHelper.quatMultiply(QUATS[q1],QUATS[q2]);
|
|
| 817 |
Static4D result = QuatHelper.quatMultiply(OBJECT_QUATS[q1],OBJECT_QUATS[q2]);
|
|
| 819 | 818 |
|
| 820 | 819 |
float rX = result.get0(); |
| 821 | 820 |
float rY = result.get1(); |
| ... | ... | |
| 825 | 824 |
final float MAX_ERROR = 0.1f; |
| 826 | 825 |
float dX,dY,dZ,dW; |
| 827 | 826 |
|
| 828 |
for(int i=0; i<QUATS.length; i++)
|
|
| 827 |
for(int i=0; i<NUM_QUATS; i++)
|
|
| 829 | 828 |
{
|
| 830 |
dX = QUATS[i].get0() - rX; |
|
| 831 |
dY = QUATS[i].get1() - rY; |
|
| 832 |
dZ = QUATS[i].get2() - rZ; |
|
| 833 |
dW = QUATS[i].get3() - rW; |
|
| 829 |
dX = OBJECT_QUATS[i].get0() - rX;
|
|
| 830 |
dY = OBJECT_QUATS[i].get1() - rY;
|
|
| 831 |
dZ = OBJECT_QUATS[i].get2() - rZ;
|
|
| 832 |
dW = OBJECT_QUATS[i].get3() - rW;
|
|
| 834 | 833 |
|
| 835 | 834 |
if( dX<MAX_ERROR && dX>-MAX_ERROR && |
| 836 | 835 |
dY<MAX_ERROR && dY>-MAX_ERROR && |
| 837 | 836 |
dZ<MAX_ERROR && dZ>-MAX_ERROR && |
| 838 | 837 |
dW<MAX_ERROR && dW>-MAX_ERROR ) return i; |
| 839 | 838 |
|
| 840 |
dX = QUATS[i].get0() + rX; |
|
| 841 |
dY = QUATS[i].get1() + rY; |
|
| 842 |
dZ = QUATS[i].get2() + rZ; |
|
| 843 |
dW = QUATS[i].get3() + rW; |
|
| 839 |
dX = OBJECT_QUATS[i].get0() + rX;
|
|
| 840 |
dY = OBJECT_QUATS[i].get1() + rY;
|
|
| 841 |
dZ = OBJECT_QUATS[i].get2() + rZ;
|
|
| 842 |
dW = OBJECT_QUATS[i].get3() + rW;
|
|
| 844 | 843 |
|
| 845 | 844 |
if( dX<MAX_ERROR && dX>-MAX_ERROR && |
| 846 | 845 |
dY<MAX_ERROR && dY>-MAX_ERROR && |
| ... | ... | |
| 946 | 945 |
{
|
| 947 | 946 |
mQuatDebug[i] = CUBITS[i].restorePreferences(preferences); |
| 948 | 947 |
|
| 949 |
if( mQuatDebug[i]>=0 && mQuatDebug[i]<QUATS.length)
|
|
| 948 |
if( mQuatDebug[i]>=0 && mQuatDebug[i]<NUM_QUATS)
|
|
| 950 | 949 |
{
|
| 951 |
CUBITS[i].modifyCurrentPosition(QUATS[mQuatDebug[i]]); |
|
| 950 |
CUBITS[i].modifyCurrentPosition(OBJECT_QUATS[mQuatDebug[i]]);
|
|
| 952 | 951 |
mMesh.setEffectAssociation(i, CUBITS[i].computeAssociation(),mQuatDebug[i]); |
| 953 | 952 |
} |
| 954 | 953 |
else |
Also available in: Unified diff
Remove statics from the Cube classes.