Procedure

   SpiceDouble dpr_c ( void )

Abstract

   Return the number of degrees per radian.

Required_Reading

   None.

Keywords

   CONSTANTS

Brief_I/O

   The function returns the number of degrees per radian.

Detailed_Input

   None.

Detailed_Output

   The function returns the number of degrees per radian: 180/pi.
   The value of pi is determined by the ACOS function. That is,

         dpr_c = 180. / acos ( -1. );

Parameters

   None.

Exceptions

   Error free.

Files

   None.

Particulars

   When he function is referenced, the value is computed
   as shown above.

Examples

   The code fragment below illustrates the use of dpr_c.

      Convert all angles to degrees for output.

              clock = clock * dpr_c();
              cone  = cone  * dpr_c();
              twist = twist * dpr_c();

Restrictions

   None.

Literature_References

   None.

Author_and_Institution

   E.D. Wright     (JPL)
   W.L. Taber      (JPL)
   I.M. Underwood  (JPL)

Version

   -CSPICE Version 1.0.0, 16-APR-1999 (EDW)

Index_Entries

   degrees per radian

Link to routine dpr_c source file dpr_c.c