Distorted Android

  private int isUp(float[][] vertices, int polygon, int edge)

    {

    float[] p= vertices[polygon];

    int lenP = p.length/2;

    int len  = vertices.length;

    float v2x = p[2*next  ];

    float v2y = p[2*next+1];

    for(int i=0; i<len; i++)

      if( i!=polygon )

        {

          float x2 = v[2*n  ];

          float y2 = v[2*n+1];

          if( isSame(v2x-x1,v2y-y1) && isSame(v1x-x2,v1y-y2) ) return i;

          }

        }

    return -1;

    }

      {

      int len = vertices[i].length/2;

      up[i] = new int[len];

      }

    return up;