/ - Diff - Magic Cube - Distorted Android

     dependencies {
         implementation fileTree(dir: 'libs', include: ['*.jar'])
         implementation 'com.google.firebase:firebase-analytics:18.0.2'
         implementation 'com.google.firebase:firebase-crashlytics:17.3.1'
         implementation 'com.google.firebase:firebase-crashlytics:17.4.0'
         implementation 'com.google.android.play:core:1.10.0'
         api project(':distorted-library')

     import org.distorted.library.mesh.MeshSquare;
     import org.distorted.library.type.Static3D;
     import org.distorted.library.type.Static4D;
     import org.distorted.main.RubikSurfaceView;
     import java.util.Random;
-...
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // TODO
       public boolean isSolved()
+        {
-...
         return true;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // return if the Cubit, when rotated with its own mQuatScramble, would have looked any different
     // then if it were rotated by quaternion 'quat'.
     // No it is not so simple as the quats need to be the same - imagine a 4x4x4 cube where the two
     // middle squares get interchanged. No visible difference!
     //
     // So: this is true iff the cubit
     // a) is a corner or edge and the quaternions are the same
     // b) is inside one of the faces and after rotations by both quats it ends up on the same face.
       private boolean thereIsNoVisibleDifference(Cubit cubit, int quatIndex)
+        {
         if ( cubit.mQuatIndex == quatIndex ) return true;
         int belongsToHowManyFaces = 0;
         int lastLayer = getNumLayers()-1;
         float row;
         final float MAX_ERROR = 0.01f;
         for(int i=0; i<NUM_AXIS; i++)
+          {
           row = cubit.mRotationRow[i];
           if( (row          <MAX_ERROR && row          >-MAX_ERROR) ||
               (row-lastLayer<MAX_ERROR && row-lastLayer>-MAX_ERROR)  ) belongsToHowManyFaces++;
+          }
         switch(belongsToHowManyFaces)
+          {
           case 0 : return true ;  // 'inside' cubit that does not lie on any face
           case 1 :                // cubit that lies inside one of the faces
                    Static3D orig = cubit.getOrigPosition();
                    Static4D quat1 = QUATS[quatIndex];
                    Static4D quat2 = QUATS[cubit.mQuatIndex];
                    Static4D cubitCenter = new Static4D( orig.get0(), orig.get1(), orig.get2(), 0);
                    Static4D rotated1 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat1 );
                    Static4D rotated2 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat2 );
                    float row1, row2;
                    float x1 = rotated1.get0();
                    float y1 = rotated1.get1();
                    float z1 = rotated1.get2();
                    float x2 = rotated2.get0();
                    float y2 = rotated2.get1();
                    float z2 = rotated2.get2();
                    for(int i=0; i<NUM_AXIS; i++)
+                     {
                      row1 = computeRow(x1,y1,z1,i);
                      row2 = computeRow(x2,y2,z2,i);
                      if( (row1==0 && row2==0) || (row1==lastLayer && row2==lastLayer) ) return true;
+                     }
                    return false;
           default: return false;  // edge or corner
+          }
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // only needed for solvers - there are no Bandaged solvers ATM)

       int getFaceColor(int cubit, int cubitface, int size)
+        {
         float diff = CUBITS[cubit].mRotationRow[cubitface/2] - (cubitface%2==0 ? size-1:0);
         return diff*diff < 0.0001f ? cubitface : NUM_FACES;
         return CUBITS[cubit].mRotationRow[cubitface/2] == (cubitface%2==0 ? size-1:0) ? cubitface : NUM_FACES;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
-...
         return true;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // return if the Cubit, when rotated with its own mQuatScramble, would have looked any different
     // then if it were rotated by quaternion 'quat'.
     // No it is not so simple as the quats need to be the same - imagine a 4x4x4 cube where the two
     // middle squares get interchanged. No visible difference!
     //
     // So: this is true iff the cubit
     // a) is a corner or edge and the quaternions are the same
     // b) is inside one of the faces and after rotations by both quats it ends up on the same face.
       private boolean thereIsNoVisibleDifference(Cubit cubit, int quatIndex)
+        {
         if ( cubit.mQuatIndex == quatIndex ) return true;
         int belongsToHowManyFaces = 0;
         int lastLayer = getNumLayers()-1;
         float row;
         final float MAX_ERROR = 0.01f;
         for(int i=0; i<NUM_AXIS; i++)
+          {
           row = cubit.mRotationRow[i];
           if( (row          <MAX_ERROR && row          >-MAX_ERROR) ||
               (row-lastLayer<MAX_ERROR && row-lastLayer>-MAX_ERROR)  ) belongsToHowManyFaces++;
+          }
         switch(belongsToHowManyFaces)
+          {
           case 0 : return true ;  // 'inside' cubit that does not lie on any face
           case 1 :                // cubit that lies inside one of the faces
                    Static3D orig = cubit.getOrigPosition();
                    Static4D quat1 = QUATS[quatIndex];
                    Static4D quat2 = QUATS[cubit.mQuatIndex];
                    Static4D cubitCenter = new Static4D( orig.get0(), orig.get1(), orig.get2(), 0);
                    Static4D rotated1 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat1 );
                    Static4D rotated2 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat2 );
                    float row1, row2;
                    float x1 = rotated1.get0();
                    float y1 = rotated1.get1();
                    float z1 = rotated1.get2();
                    float x2 = rotated2.get0();
                    float y2 = rotated2.get1();
                    float z2 = rotated2.get2();
                    for(int i=0; i<NUM_AXIS; i++)
+                     {
                      row1 = computeRow(x1,y1,z1,i);
                      row2 = computeRow(x2,y2,z2,i);
                      if( (row1==0 && row2==0) || (row1==lastLayer && row2==lastLayer) ) return true;
+                     }
                    return false;
           default: return false;  // edge or corner
+          }
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // order: Up --> Right --> Front --> Down --> Left --> Back
     // (because the first implemented Solver - the two-phase Cube3 one - expects such order)

         return true;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // return if the Cubit, when rotated with its own mQuatScramble, would have looked any different
     // then if it were rotated by quaternion 'quat'.
     // No it is not so simple as the quats need to be the same - imagine a 4x4x4 cube where the two
     // middle squares get interchanged. No visible difference!
     //
     // So: this is true iff the cubit
     // a) is a corner or edge and the quaternions are the same
     // b) is inside one of the faces and after rotations by both quats it ends up on the same face.
       private boolean thereIsNoVisibleDifference(Cubit cubit, int quatIndex)
+        {
         if ( cubit.mQuatIndex == quatIndex ) return true;
         int belongsToHowManyFaces = 0;
         int lastLayer = getNumLayers()-1;
         float row;
         final float MAX_ERROR = 0.01f;
         for(int i=0; i<NUM_AXIS; i++)
+          {
           row = cubit.mRotationRow[i];
           if( (row          <MAX_ERROR && row          >-MAX_ERROR) ||
               (row-lastLayer<MAX_ERROR && row-lastLayer>-MAX_ERROR)  ) belongsToHowManyFaces++;
+          }
         switch(belongsToHowManyFaces)
+          {
           case 0 : return true ;  // 'inside' cubit that does not lie on any face
           case 1 :                // cubit that lies inside one of the faces
                    Static3D orig = cubit.getOrigPosition();
                    Static4D quat1 = QUATS[quatIndex];
                    Static4D quat2 = QUATS[cubit.mQuatIndex];
                    Static4D cubitCenter = new Static4D( orig.get0(), orig.get1(), orig.get2(), 0);
                    Static4D rotated1 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat1 );
                    Static4D rotated2 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat2 );
                    float row1, row2;
                    float x1 = rotated1.get0();
                    float y1 = rotated1.get1();
                    float z1 = rotated1.get2();
                    float x2 = rotated2.get0();
                    float y2 = rotated2.get1();
                    float z2 = rotated2.get2();
                    for(int i=0; i<NUM_AXIS; i++)
+                     {
                      row1 = computeRow(x1,y1,z1,i);
                      row2 = computeRow(x2,y2,z2,i);
                      if( (row1==0 && row2==0) || (row1==lastLayer && row2==lastLayer) ) return true;
+                     }
                    return false;
           default: return false;  // edge or corner
+          }
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
       public int getObjectName(int numLayers)

     import org.distorted.library.type.Static3D;
     import org.distorted.library.type.Static4D;
     import org.distorted.main.BuildConfig;
     import org.distorted.main.RubikSurfaceView;
     import java.io.DataInputStream;
     import java.io.IOException;
-...
       private boolean belongsToRotation( int cubit, int axis, int rowBitmap)
+        {
         int cubitRow = (int)(CUBITS[cubit].mRotationRow[axis]+0.5f);
         return ((1<<cubitRow)&rowBitmap)!=0;
         return ((1<<CUBITS[cubit].mRotationRow[axis]) & rowBitmap) != 0;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
-...
         pos.set( mOrigPos[minErrorIndex] );
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // return if the Cubit, when rotated with its own mQuatScramble, would have looked any different
     // then if it were rotated by quaternion 'quat'.
     // No it is not so simple as the quats need to be the same - imagine a 4x4x4 cube where the two
     // middle squares get interchanged. No visible difference!
     //
     // So: this is true iff the cubit
     // a) is a corner or edge and the quaternions are the same
     // b) is inside one of the faces and after rotations by both quats it ends up on the same face.
       boolean thereIsNoVisibleDifference(Cubit cubit, int quatIndex)
+        {
         if ( cubit.mQuatIndex == quatIndex ) return true;
         int belongsToHowManyFaces = 0;
         int lastLayer = getNumLayers()-1;
         int row;
         for(int i=0; i<NUM_AXIS; i++)
+          {
           row = cubit.mRotationRow[i];
           if( row==0 || row==lastLayer ) belongsToHowManyFaces++;
+          }
         switch(belongsToHowManyFaces)
+          {
           case 0 : return true ;  // 'inside' cubit that does not lie on any face
           case 1 :                // cubit that lies inside one of the faces
                    Static3D orig = cubit.getOrigPosition();
                    Static4D quat1 = QUATS[quatIndex];
                    Static4D quat2 = QUATS[cubit.mQuatIndex];
                    Static4D cubitCenter = new Static4D( orig.get0(), orig.get1(), orig.get2(), 0);
                    Static4D rotated1 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat1 );
                    Static4D rotated2 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat2 );
                    float row1, row2;
                    float x1 = rotated1.get0();
                    float y1 = rotated1.get1();
                    float z1 = rotated1.get2();
                    float x2 = rotated2.get0();
                    float y2 = rotated2.get1();
                    float z2 = rotated2.get2();
                    for(int i=0; i<NUM_AXIS; i++)
+                     {
                      row1 = computeRow(x1,y1,z1,i);
                      row2 = computeRow(x2,y2,z2,i);
                      if( (row1==0 && row2==0) || (row1==lastLayer && row2==lastLayer) ) return true;
+                     }
                    return false;
           default: return false;  // edge or corner
+          }
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // the getFaceColors + final black in a grid (so that we do not exceed the maximum texture size)

       private int faceColor(int cubit, int axis)
+        {
         float row = CUBITS[cubit].mRotationRow[axis];
         return row*row < 0.1f ? axis : NUM_FACES;
         return CUBITS[cubit].mRotationRow[axis] == 0 ? axis : NUM_FACES;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
-...
         return true;
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     // return if the Cubit, when rotated with its own mQuatScramble, would have looked any different
     // then if it were rotated by quaternion 'quat'.
     // No it is not so simple as the quats need to be the same - imagine a 4x4x4 cube where the two
     // middle squares get interchanged. No visible difference!
     //
     // So: this is true iff the cubit
     // a) is a corner or edge and the quaternions are the same
     // b) is inside one of the faces and after rotations by both quats it ends up on the same face.
       private boolean thereIsNoVisibleDifference(Cubit cubit, int quatIndex)
+        {
         if ( cubit.mQuatIndex == quatIndex ) return true;
         int belongsToHowManyFaces = 0;
         int numLayers = getNumLayers()-1;
         float row;
         final float MAX_ERROR = 0.01f;
         for(int i=0; i<NUM_AXIS; i++)
+          {
           row = cubit.mRotationRow[i];
           if( (row          <MAX_ERROR && row          >-MAX_ERROR) ||
               (row-numLayers<MAX_ERROR && row-numLayers>-MAX_ERROR)  ) belongsToHowManyFaces++;
+          }
         switch(belongsToHowManyFaces)
+          {
           case 0 : return true ;  // 'inside' cubit that does not lie on any face
           case 1 :                // cubit that lies inside one of the faces
                    Static3D orig = cubit.getOrigPosition();
                    Static4D quat1 = QUATS[quatIndex];
                    Static4D quat2 = QUATS[cubit.mQuatIndex];
                    Static4D cubitCenter = new Static4D( orig.get0(), orig.get1(), orig.get2(), 0);
                    Static4D rotated1 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat1 );
                    Static4D rotated2 = RubikSurfaceView.rotateVectorByQuat( cubitCenter, quat2 );
                    float row1, row2;
                    float x1 = rotated1.get0();
                    float y1 = rotated1.get1();
                    float z1 = rotated1.get2();
                    float x2 = rotated2.get0();
                    float y2 = rotated2.get1();
                    float z2 = rotated2.get2();
                    for(int i=0; i<NUM_AXIS; i++)
+                     {
                      row1 = computeRow(x1,y1,z1,i);
                      row2 = computeRow(x2,y2,z2,i);
                      if( (row1==0 && row2==0) || (row1==numLayers && row2==numLayers) ) return true;
+                     }
                    return false;
           default: return false;  // edge or corner
+          }
+        }
     ///////////////////////////////////////////////////////////////////////////////////////////////////
     ////////////////////////////////////////////////////////////////////////
     // only needed for solvers - there are no Pyraminx solvers ATM)
       public String retObjectString()

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Magic Cube

Revision 221a4090

Added by Leszek Koltunski about 3 years ago