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Revision 9cd7695f

Added by Leszek Koltunski about 4 years ago

Improve RubikCubeMovement

View differences:

src/main/java/org/distorted/magic/RubikRenderer.java
242 242 
       mCanRotate      = false;
243 243 
       mCanUI          = false;
244 244 
       mRotationFinishedID = mNewObject.finishRotationNow(this);
245 

  		




  
  246
  
    
       if( mRotationFinishedID==0 ) // failed to add effect - should never happen


  		




  
  247
  
    
         {


  		




  
  248
  
    
         mCanRotate = true;


  		




  
  249
  
    
         mCanUI     = true;


  		




  
  250
  
    
         }


  		




  245
  251
  
    
       }


  		




  246
  252
  
    

  		




  247
  253
  
    
     if( mRemoveRotation )


  		












  

    
      src/main/java/org/distorted/object/RubikCube.java
    
  





  40
  40
  
    
class RubikCube extends RubikObject


  		




  41
  41
  
    
{


  		




  42
  42
  
    
  // the three rotation axis of a RubikCube. Must be normalized.


  		




  43
  
  
    
  private static final Static3D[] AXIS = new Static3D[]


  		




  
  43
  
    
  static final Static3D[] AXIS = new Static3D[]


  		




  44
  44
  
    
         {


  		




  45
  45
  
    
           new Static3D(1,0,0),


  		




  46
  46
  
    
           new Static3D(0,1,0),


  		




  47
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           new Static3D(0,0,1)


  		




  48
  48
  
    
         };


  		




  49
  49
  
    

  		




  50
  
  
    
  private static final int[] FACE_COLORS = new int[]


  		




  
  50
  
    
  static final int[] FACE_COLORS = new int[]


  		




  51
  51
  
    
         {


  		




  52
  52
  
    
           0xffffff00, 0xffffffff,   // AXIS[0]right (right-YELLOW) AXIS[0]left (left  -WHITE)


  		




  53
  53
  
    
           0xff0000ff, 0xff00ff00,   // AXIS[1]right (top  -BLUE  ) AXIS[1]left (bottom-GREEN)


  		












  

    
      src/main/java/org/distorted/object/RubikCubeMovement.java
    
  





  38
  38
  
    
    private static final int VECTZ  = 2;  //


  		




  39
  39
  
    

  		




  40
  40
  
    
    private float[] mPoint, mCamera, mDiff, mTouch;


  		




  41
  
  
    
    private int mRotationVect, mLastTouchedFace;


  		




  
  41
  
    
    private int mRotationVect, mLastTouchedAxis, mLastTouchedLR;


  		




  
  42
  
    
    private int mNumAxis, mNumFacesPerAxis;


  		




  42
  43
  
    

  		




  43
  44
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  44
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  ......




  49
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  50
  51
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  51
  52
  
    

  		




  52
  
  
    
    private int retFaceSign(int face)


  		




  53
  
  
    
      {


  		




  54
  
  
    
      return (face==FRONT || face==RIGHT || face==TOP) ? 1:-1;


  		




  55
  
  
    
      }


  		




  56
  
  
    

  		




  57
  
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  58
  
  
    

  		




  59
  
  
    
    private int retFaceRotationSign(int face)


  		




  
  53
  
    
    private int retFaceRotationSign(int axis, int lr)


  		




  60
  54
  
    
      {


  		




  
  55
  
    
      int face = axis*mNumFacesPerAxis + lr;


  		




  61
  56
  
    
      return (face==BACK || face==RIGHT || face==TOP) ? 1:-1;


  		




  62
  57
  
    
      }


  		




  63
  58
  
    

  		




  64
  59
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  65
  
  
    
// retFace{X,Y,Z}axis: 3 functions which return which real AXIS gets mapped to which when we look


  		




  66
  
  
    
// directly at a given face. For example, when we look at the RIGHT face of the cube (with TOP still


  		




  67
  
  
    
// in the top) then the 'real' X axis becomes the 'Z' axis, thus retFaceXaxis(RIGHT) = VECTZ.


  		




  68
  60
  
    

  		




  69
  
  
    
    private int retFaceXaxis(int face)


  		




  
  61
  
    
    private int retFaceXaxis(int axis)


  		




  70
  62
  
    
      {


  		




  71
  
  
    
      return face==LEFT || face==RIGHT ? VECTZ : VECTX;


  		




  
  63
  
    
      return axis==0 ? VECTZ : VECTX;


  		




  72
  64
  
    
      }


  		




  73
  65
  
    

  		




  74
  66
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  75
  67
  
    

  		




  76
  
  
    
    private int retFaceYaxis(int face)


  		




  
  68
  
    
    private int retFaceYaxis(int axis)


  		




  77
  69
  
    
      {


  		




  78
  
  
    
      return face==TOP || face==BOTTOM ? VECTZ : VECTY;


  		




  
  70
  
    
      return axis==1 ? VECTZ : VECTY;


  		




  79
  71
  
    
      }


  		




  80
  72
  
    

  		




  81
  73
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  82
  74
  
    

  		




  83
  
  
    
    private int retFaceAxis(int face)


  		




  
  75
  
    
    private boolean faceIsVisible(int axis, int lr)


  		




  84
  76
  
    
      {


  		




  85
  
  
    
      switch(face)


  		




  86
  
  
    
        {


  		




  87
  
  
    
        case FRONT :


  		




  88
  
  
    
        case BACK  : return VECTZ;


  		




  89
  
  
    
        case LEFT  :


  		




  90
  
  
    
        case RIGHT : return VECTX;


  		




  91
  
  
    
        case TOP   :


  		




  92
  
  
    
        case BOTTOM: return VECTY;


  		




  93
  
  
    
        }


  		




  94
  
  
    

  		




  95
  
  
    
      return -1;


  		




  96
  
  
    
      }


  		




  97
  
  
    

  		




  98
  
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  99
  
  
    

  		




  100
  
  
    
    private boolean faceIsVisible(int face)


  		




  101
  
  
    
      {


  		




  102
  
  
    
      int sign = retFaceSign(face);


  		




  103
  
  
    
      int zAxis= retFaceAxis(face);


  		




  104
  
  
    

  		




  105
  
  
    
      return sign*mCamera[zAxis] > 0.5f;


  		




  
  77
  
    
      return (lr==0 ? -1:1)*mCamera[axis] > 0.5f;


  		




  106
  78
  
    
      }


  		




  107
  79
  
    

  		




  108
  80
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  ......




  110
  82
  
    
// cast this touch point onto the surface defined by the 'face' and write the cast coords to 'output'.


  		




  111
  83
  
    
// Center of the 'face' = (0,0), third coord always +- cubeHalfSize.


  		




  112
  84
  
    

  		




  113
  
  
    
    private void castTouchPointOntoFace(int face, float[] output)


  		




  
  85
  
    
    private void castTouchPointOntoFace(int axis, int lr, float[] output)


  		




  114
  86
  
    
      {


  		




  115
  
  
    
      int sign = retFaceSign(face);


  		




  116
  
  
    
      int zAxis= retFaceAxis(face);


  		




  117
  
  
    
      float diff = mPoint[zAxis]-mCamera[zAxis];


  		




  118
  
  
    

  		




  119
  
  
    
      float ratio =  diff!=0.0f ? (sign*0.5f-mCamera[zAxis])/diff : 0.0f;


  		




  
  87
  
    
      float diff = mPoint[axis]-mCamera[axis];


  		




  
  88
  
    
      float ratio =  diff!=0.0f ? ( (lr-0.5f)-mCamera[axis])/diff : 0.0f;


  		




  120
  89
  
    

  		




  121
  90
  
    
      output[0] = (mPoint[0]-mCamera[0])*ratio + mCamera[0];


  		




  122
  91
  
    
      output[1] = (mPoint[1]-mCamera[1])*ratio + mCamera[1];


  		




  ......




  131
  100
  
    
      mCamera= new float[3];


  		




  132
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      mDiff  = new float[3];


  		




  133
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      mTouch = new float[3];


  		




  
  103
  
    

  		




  
  104
  
    
      mNumAxis = RubikCube.AXIS.length;


  		




  
  105
  
    
      mNumFacesPerAxis = RubikCube.FACE_COLORS.length / mNumAxis;


  		




  134
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      }


  		




  135
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  136
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///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  ......




  147
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      mCamera[1] = rotatedCamera.get1()/RubikObject.OBJECT_SCREEN_RATIO;


  		




  148
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      mCamera[2] = rotatedCamera.get2()/RubikObject.OBJECT_SCREEN_RATIO;


  		




  149
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  150
  
  
    
      for( mLastTouchedFace=LEFT; mLastTouchedFace<=FRONT; mLastTouchedFace++)


  		




  
  122
  
    
      for( mLastTouchedAxis=0; mLastTouchedAxis<mNumAxis; mLastTouchedAxis++)


  		




  151
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        {


  		




  152
  
  
    
        if( faceIsVisible(mLastTouchedFace) )


  		




  
  124
  
    
        for( mLastTouchedLR=0; mLastTouchedLR<mNumFacesPerAxis; mLastTouchedLR++)


  		




  153
  125
  
    
          {


  		




  154
  
  
    
          castTouchPointOntoFace(mLastTouchedFace, mTouch);


  		




  155
  
  
    

  		




  156
  
  
    
          if( mTouch[0]<=0.5f && mTouch[0]>=-0.5f &&


  		




  157
  
  
    
              mTouch[1]<=0.5f && mTouch[1]>=-0.5f &&


  		




  158
  
  
    
              mTouch[2]<=0.5f && mTouch[2]>=-0.5f  ) return true;


  		




  
  126
  
    
          if( faceIsVisible(mLastTouchedAxis, mLastTouchedLR) )


  		




  
  127
  
    
            {


  		




  
  128
  
    
            castTouchPointOntoFace(mLastTouchedAxis, mLastTouchedLR, mTouch);


  		




  
  129
  
    

  		




  
  130
  
    
            if( mTouch[0]<=0.5f && mTouch[0]>=-0.5f &&


  		




  
  131
  
    
                mTouch[1]<=0.5f && mTouch[1]>=-0.5f &&


  		




  
  132
  
    
                mTouch[2]<=0.5f && mTouch[2]>=-0.5f  )  return true;


  		




  
  133
  
    
            }


  		




  159
  134
  
    
          }


  		




  160
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        }


  		




  161
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  ......




  170
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      mPoint[1] = rotatedTouchPoint.get1()/RubikObject.OBJECT_SCREEN_RATIO;


  		




  171
  146
  
    
      mPoint[2] = rotatedTouchPoint.get2()/RubikObject.OBJECT_SCREEN_RATIO;


  		




  172
  147
  
    

  		




  173
  
  
    
      castTouchPointOntoFace(mLastTouchedFace,mDiff);


  		




  
  148
  
    
      castTouchPointOntoFace(mLastTouchedAxis, mLastTouchedLR, mDiff);


  		




  174
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  175
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      mDiff[0] -= mTouch[0];


  		




  176
  151
  
    
      mDiff[1] -= mTouch[1];


  		




  177
  152
  
    
      mDiff[2] -= mTouch[2];


  		




  178
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  179
  
  
    
      int xAxis = retFaceXaxis(mLastTouchedFace);


  		




  180
  
  
    
      int yAxis = retFaceYaxis(mLastTouchedFace);


  		




  
  154
  
    
      int xAxis = retFaceXaxis(mLastTouchedAxis);


  		




  
  155
  
    
      int yAxis = retFaceYaxis(mLastTouchedAxis);


  		




  181
  156
  
    
      mRotationVect = (isVertical( mDiff[xAxis], mDiff[yAxis]) ? xAxis : yAxis);


  		




  182
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      float offset= mTouch[mRotationVect]+0.5f;


  		




  183
  158
  
    

  		




  ......




  192
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  193
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    public float continueRotation(Static4D rotatedTouchPoint)


  		




  194
  169
  
    
      {


  		




  195
  
  
    
      mDiff[0] = rotatedTouchPoint.get0()/RubikObject.OBJECT_SCREEN_RATIO-mTouch[0];


  		




  196
  
  
    
      mDiff[1] = rotatedTouchPoint.get1()/RubikObject.OBJECT_SCREEN_RATIO-mTouch[1];


  		




  197
  
  
    
      mDiff[2] = rotatedTouchPoint.get2()/RubikObject.OBJECT_SCREEN_RATIO-mTouch[2];


  		




  
  170
  
    
      mDiff[0] = rotatedTouchPoint.get0()/RubikObject.OBJECT_SCREEN_RATIO - mTouch[0];


  		




  
  171
  
    
      mDiff[1] = rotatedTouchPoint.get1()/RubikObject.OBJECT_SCREEN_RATIO - mTouch[1];


  		




  
  172
  
    
      mDiff[2] = rotatedTouchPoint.get2()/RubikObject.OBJECT_SCREEN_RATIO - mTouch[2];


  		




  198
  173
  
    

  		




  199
  
  
    
      int xAxis= retFaceXaxis(mLastTouchedFace);


  		




  200
  
  
    
      int yAxis= retFaceYaxis(mLastTouchedFace);


  		




  201
  
  
    
      int sign = retFaceRotationSign(mLastTouchedFace);


  		




  
  174
  
    
      int xAxis= retFaceXaxis(mLastTouchedAxis);


  		




  
  175
  
    
      int yAxis= retFaceYaxis(mLastTouchedAxis);


  		




  
  176
  
    
      int sign = retFaceRotationSign(mLastTouchedAxis, mLastTouchedLR);


  		




  202
  177
  
    
      float angle = (mRotationVect==xAxis ? mDiff[yAxis] : -mDiff[xAxis]);


  		




  203
  178
  
    

  		




  204
  179
  
    
      return sign*angle*0.5f;


  		












  

    
      src/main/java/org/distorted/object/RubikObject.java
    
  





  394
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  395
  395
  
    
  public void beginNewRotation(int axis, int row )


  		




  396
  396
  
    
    {


  		




  
  397
  
    
    if( axis<0 || axis>=ROTATION_AXIS.length )


  		




  
  398
  
    
      {


  		




  
  399
  
    
      android.util.Log.e("object", "invalid rotation axis: "+axis);


  		




  
  400
  
    
      return;


  		




  
  401
  
    
      }


  		




  
  402
  
    
    if( row<0 || row>=mSize )


  		




  
  403
  
    
      {


  		




  
  404
  
    
      android.util.Log.e("object", "invalid rotation row: "+row);


  		




  
  405
  
    
      return;


  		




  
  406
  
    
      }


  		




  
  407
  
    

  		




  397
  408
  
    
    mRotAxis = axis;


  		




  398
  409
  
    
    mRotRow  = row;


  		




  399
  410
  
    

  		












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