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8afa10ef
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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// Copyright 2023 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 proprietary software licensed under an EULA which you should have received //
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// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html //
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///////////////////////////////////////////////////////////////////////////////////////////////////
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package org.distorted.solvers;
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2ee27c13
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Leszek Koltunski
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import static org.distorted.objectlib.main.TwistyObject.*;
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8afa10ef
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Leszek Koltunski
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import android.content.res.Resources;
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import org.distorted.main.R;
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da57afae
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Leszek Koltunski
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import org.distorted.objectlib.helpers.OperatingSystemInterface;
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Leszek Koltunski
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import org.distorted.objectlib.main.ObjectSignatures;
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import org.distorted.objectlib.main.TwistyObject;
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2ee27c13
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Leszek Koltunski
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import org.distorted.objectlib.shape.ShapeHexahedron;
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Leszek Koltunski
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import org.distorted.objectlib.tablebases.ImplementedTablebasesList;
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import org.distorted.objectlib.tablebases.TBDino4;
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import org.distorted.objectlib.tablebases.TablebasesAbstract;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public class SolverDino4 extends SolverTablebase
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{
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private static final int ERROR_EDGE_THREE = -1;
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private TablebasesAbstract mSolver;
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private int mErrorColor;
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///////////////////////////////////////////////////////////////////////////////////////////////////
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da57afae
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Leszek Koltunski
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public SolverDino4(OperatingSystemInterface os, Resources res, TwistyObject object)
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8afa10ef
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Leszek Koltunski
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{
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Leszek Koltunski
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super(os, res,object);
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8afa10ef
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void getEdges(TwistyObject object, int[][] edges)
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{
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for(int i=0; i<12; i++)
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{
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edges[0][i] = object.getCubitFaceStickerIndex(i,0);
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edges[1][i] = object.getCubitFaceStickerIndex(i,1);
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int checkEdges(int[][] edges)
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{
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2ee27c13
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Leszek Koltunski
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int numB=0,numR=0, numY=0, numW=0;
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int indB=0,indY=0, indW=0, indR=0;
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int[] hexColors = ShapeHexahedron.FACE_COLORS;
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for(int i=0; i<6; i++)
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{
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int color = hexColors[i];
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if( color==COLOR_WHITE ) indW = i;
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if( color==COLOR_YELLOW ) indY = i;
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if( color==COLOR_RED ) indR = i;
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if( color==COLOR_BLUE ) indB = i;
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}
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Leszek Koltunski
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for(int i=0; i<12; i++)
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{
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int e = edges[0][i];
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if( e==edges[1][i] )
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2ee27c13
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Leszek Koltunski
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{
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if( e==indY ) numY++;
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if( e==indW ) numW++;
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if( e==indR ) numR++;
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if( e==indB ) numB++;
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}
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8afa10ef
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Leszek Koltunski
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}
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2ee27c13
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Leszek Koltunski
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if( numY !=3 ) { mErrorColor=0; return ERROR_EDGE_THREE; }
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if( numW !=3 ) { mErrorColor=1; return ERROR_EDGE_THREE; }
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if( numB !=3 ) { mErrorColor=2; return ERROR_EDGE_THREE; }
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if( numR !=3 ) { mErrorColor=3; return ERROR_EDGE_THREE; }
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8afa10ef
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Leszek Koltunski
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return 0;
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}
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8316f9ab
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private void remap(int[] perm, int[] edges, int index, int section)
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{
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int val = edges[index];
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for(int i=index;i<12; i++)
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if( edges[i]==val )
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{
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edges[i]=-1;
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perm[i] = section;
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}
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int[] getPermutation(int[] edges)
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{
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int[] perm = new int[12];
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int index0 = 0;
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remap(perm,edges,index0,0);
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int index1 = index0+1;
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for(;index1<12;index1++)
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if( edges[index1]>=0 ) break;
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remap(perm,edges,index1,1);
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int index2 = index1+1;
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for(;index2<12;index2++)
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if( edges[index2]>=0 ) break;
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remap(perm,edges,index2,2);
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int index3 = index2+1;
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for(;index3<12;index3++)
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if( edges[index3]>=0 ) break;
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remap(perm,edges,index3,3);
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return perm;
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}
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8afa10ef
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Leszek Koltunski
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public int tablebaseIndex(TwistyObject object)
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{
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int[][] edges = new int[2][12];
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getEdges(object,edges);
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int result1 = checkEdges(edges);
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if( result1<0 ) return result1;
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8316f9ab
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Leszek Koltunski
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int[] perm = getPermutation(edges[0]);
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return TBDino4.indexFromPartition(perm);
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8afa10ef
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Leszek Koltunski
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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private int getColorIndex7(int color)
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{
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switch(color)
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{
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case 0: return R.string.color_yellow7;
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case 1: return R.string.color_white7;
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case 2: return R.string.color_blue7;
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case 3: return R.string.color_red7;
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}
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return -1;
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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public String error(int index, Resources res)
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{
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int i = getColorIndex7(mErrorColor);
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String color = res.getString(i);
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return res.getString(R.string.solver_generic_edge_three,color);
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}
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///////////////////////////////////////////////////////////////////////////////////////////////////
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da57afae
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Leszek Koltunski
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public int[][] solution(int index, OperatingSystemInterface os)
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8afa10ef
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Leszek Koltunski
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{
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if( mSolver==null )
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{
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da57afae
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mSolver = ImplementedTablebasesList.createPacked(os,ObjectSignatures.DIN4_3);
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8afa10ef
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Leszek Koltunski
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}
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bdcf2372
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Leszek Koltunski
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return mSolver!=null ? mSolver.solution(index,null,os) : null;
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8afa10ef
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Leszek Koltunski
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}
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}
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