Magic Cube

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// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Cube.                                                              //

//                                                                                               //

// Magic Cube is free software: you can redistribute it and/or modify                            //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Magic Cube is distributed in the hope that it will be useful,                                 //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //

///////////////////////////////////////////////////////////////////////////////////////////////////

package org.distorted.objects;

import android.content.res.Resources;

import android.graphics.Canvas;

import android.graphics.Paint;

import org.distorted.library.effect.MatrixEffectQuaternion;

import org.distorted.library.main.DistortedEffects;

import org.distorted.library.main.DistortedTexture;

import org.distorted.library.mesh.MeshBase;

import org.distorted.library.mesh.MeshSquare;

import org.distorted.library.type.Static3D;

import org.distorted.library.type.Static4D;

import org.distorted.main.R;

///////////////////////////////////////////////////////////////////////////////////////////////////

public class TwistyKilominx extends TwistyMinx

{

  private static MeshBase mMesh;

///////////////////////////////////////////////////////////////////////////////////////////////////

  TwistyKilominx(int size, Static4D quat, DistortedTexture texture, MeshSquare mesh,

                 DistortedEffects effects, int[][] moves, Resources res, int scrWidth)

    {

    super(size, size, quat, texture, mesh, effects, moves, ObjectList.KILO, res, scrWidth);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private int numCubitsPerCorner(int numLayers)

    {

    return 3*((numLayers-3)/2)*((numLayers-5)/2) + (numLayers>=5 ? 1 : 0);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  private int numCubitsPerEdge(int numLayers)

    {

    return numLayers<5 ? 0 : numLayers-4;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  int getNumStickerTypes(int numLayers)

    {

    return numLayers == 3 ? 1 : numLayers/2 + 1;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  float getScreenRatio()

    {

    return 1.00f;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  float[] getCuts(int numLayers)

    {

    return new float[] { -0.5f , 0.5f };

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  float[][] getCubitPositions(int numLayers)

    {

    return CORNERS;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  private int getQuat(int cubit)

    {

    return ( cubit>=0 && cubit<20 ) ? QUAT_CORNER_INDICES[cubit] : 0;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  MeshBase createCubitMesh(int cubit, int numLayers)

    {

    if( mMesh==null ) mMesh = FactoryCubit.getInstance().createKilominxCornerMesh();

    MeshBase mesh = mMesh.copy(true);

    MatrixEffectQuaternion quat = new MatrixEffectQuaternion( QUATS[getQuat(cubit)], new Static3D(0,0,0) );

    mesh.apply(quat,0xffffffff,0);

    return mesh;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  int getFaceColor(int cubit, int cubitface, int numLayers)

    {

    return cubitface>=0 && cubitface<3 ? mCornerFaceMap[cubit][cubitface] : NUM_TEXTURES*NUM_FACES;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// TODO

  void createFaceTexture(Canvas canvas, Paint paint, int face, int left, int top)

    {

    float S = 0.07f;

    float R = 0.09f;

    float A = 0.86f;

    float X1= (SQ5+1)/8;

    float Y1= (float)(Math.sqrt(2+0.4f*SQ5)/4);

    float Y2= Y1 - (float)(Math.sqrt(10-2*SQ5)/8);

    float[] vertices = { -X1, Y2, 0, -A*Y1, X1, Y2, 0, Y1 };

    FactorySticker factory = FactorySticker.getInstance();

    factory.drawRoundedPolygon(canvas, paint, left, top, vertices, S, FACE_COLORS[face], R);

    float MID = TEXTURE_HEIGHT*0.5f;

    float WID = TEXTURE_HEIGHT*0.1f;

    float HEI = TEXTURE_HEIGHT*(0.47f+Y1);

    canvas.drawLine(left+MID-WID,top+HEI,left+MID+WID,top+HEI,paint);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

// PUBLIC API

  public boolean isSolved()

    {

    int index = CUBITS[0].mQuatIndex;

    for(int i=1; i<NUM_CUBITS; i++)

      {

      if( thereIsVisibleDifference(CUBITS[i], index) ) return false;

      }

    return true;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public int getObjectName(int numLayers)

    {

    if( numLayers==3 ) return R.string.minx2;

    if( numLayers==5 ) return R.string.minx4;

    return 0;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public int getInventor(int numLayers)

    {

    if( numLayers==3 ) return R.string.minx2_inventor;

    if( numLayers==5 ) return R.string.minx4_inventor;

    return 0;

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

  public int getComplexity(int numLayers)

    {

    return 3;

    }

}