Difference between revisions of "Circular arc approximation by cubic Bezier curve"

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Line 24: Line 24:
 
};
 
};
 
var P1 = brd.create('point', [
 
var P1 = brd.create('point', [
             function(){ return M.X()+A.X()-k(M,A,B)*(A.Y()-M.Y()); },
+
             function(){ return A.X()-k(M,A,B)*(A.Y()-M.Y()); },
             function(){ return M.Y()+A.Y()+k(M,A,B)*(A.X()-M.X()); }
+
             function(){ return A.Y()+k(M,A,B)*(A.X()-M.X()); }
 
], {});
 
], {});
 
var P2 = brd.create('point', [
 
var P2 = brd.create('point', [
             function(){ return M.X()+B.X()+k(M,A,B)*(B.Y()-M.Y()); },
+
             function(){ return B.X()+k(M,A,B)*(B.Y()-M.Y()); },
             function(){ return M.Y()+B.Y()-k(M,A,B)*(B.X()-M.X()); }
+
             function(){ return B.Y()-k(M,A,B)*(B.X()-M.X()); }
 
], {});
 
], {});
  

Revision as of 14:35, 1 July 2012

The underlying JavaScript code