Re: How do I get Pad coordinates ?

From: Pasha Murat (murat@cdfsga.fnal.gov)
Date: Wed Jun 24 1998 - 23:21:09 MEST


David Urner writes:
 > Hello,
 > 	I would like to get the coordinates of a TPad. The idea
 > 	is to get back the coordinates I used in the constructor of
 > 	the TPad, and the changed coordinates if the pad was
 > 	moved.

	TPad.h reads:
.. snip ... 
   Float_t      fXlowNDC;         //X bottom left corner of pad in NDC [0,1]
   Float_t      fYlowNDC;         //Y bottom left corner of pad in NDC [0,1]
   Float_t      fWNDC;            //Width of pad along X in NDC
   Float_t      fHNDC;            //Height of pad along Y in NDC

   Float_t      fUxmin;           //Minimum value on the X axis
   Float_t      fUymin;           //Minimum value on the Y axis
   Float_t      fUxmax;           //Maximum value on the X axis
   Float_t      fUymax;           //Maximum value on the Y axis
... snip...
   Float_t          GetXlowNDC() {return fXlowNDC;}
   Float_t          GetYlowNDC() {return fYlowNDC;}
.... snip
   Float_t          GetUxmin() {return fUxmin;}
   Float_t          GetUymin() {return fUymin;}
   Float_t          GetUxmax() {return fUxmax;}
   Float_t          GetUymax() {return fUymax;}

	I guess this is what you are looking for... - regards, pasha



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