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Revision 54588439

Added by Leszek Koltunski over 1 year ago

progress with Masterball - Cubits app works now.

View differences:

src/main/java/org/distorted/objectlib/touchcontrol/TouchControlBall.java
33 33 
    mCamera= new float[3];
34 34 
    }
35 35 

  		




  
  36
  
    
///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  
  37
  
    

  		




  
  38
  
    
  private void computeLongitudeAndLatitude(float A, float B, float C)


  		




  
  39
  
    
    {


  		




  
  40
  
    

  		




  
  41
  
    
    }


  		




  
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  36
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///////////////////////////////////////////////////////////////////////////////////////////////////


  		




  37
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  38
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  public float returnRotationFactor(int[] numLayers, int row)


  		




  ......




  55
  62
  
    
    }


  		




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


  		




  58
  
  
    
// TODO


  		




  59
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  60
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  public boolean objectTouched(Static4D rotatedTouchPoint, Static4D rotatedCamera)


  		




  61
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    {


  		




  ......




  71
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    float vy = mPoint[1]-mCamera[1];


  		




  72
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    float vz = mPoint[2]-mCamera[2];


  		




  73
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  74
  
  
    
    float lenSq   = vx*vx + vy*vy + vz*vz;


  		




  75
  
  
    
    float vectorPr= vx*mCamera[0] + vy*mCamera[1] + vz*mCamera[2];


  		




  76
  
  
    
    float cLenSq  = (mCamera[0]*mCamera[0] + mCamera[1]*mCamera[1] + mCamera[2]*mCamera[2]);


  		




  
  80
  
    
    float A  = vx*vx + vy*vy + vz*vz;


  		




  
  81
  
    
    float Bsq= 4*(vx*mCamera[0] + vy*mCamera[1] + vz*mCamera[2]);


  		




  
  82
  
    
    float C  = (mCamera[0]*mCamera[0] + mCamera[1]*mCamera[1] + mCamera[2]*mCamera[2]) - mObjectRatio*mObjectRatio;


  		




  
  83
  
    

  		




  
  84
  
    
    float delta = Bsq - 4*A*C;


  		




  
  85
  
    

  		




  
  86
  
    
    if( delta>=0 )


  		




  
  87
  
    
      {


  		




  
  88
  
    
      float B = (float)Math.sqrt(Bsq);


  		




  
  89
  
    
      computeLongitudeAndLatitude(A,B,C);


  		




  
  90
  
    
      return true;


  		




  
  91
  
    
      }


  		




  77
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  78
  
  
    
    return vectorPr*vectorPr >= lenSq * (cLenSq - mObjectRatio*mObjectRatio);


  		




  
  93
  
    
    return false;


  		




  79
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    }


  		




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


  		












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