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C/C++ Source or Header  |  1990-01-06  |  235 b   |  14 lines
  1. #include "plplot.h"
  2. #include <math.h>
  3.  
  4. void plr45(ix,iy,isens)
  5. int *ix, *iy, isens;
  6. {
  7.       int ixx, iyy;
  8.  
  9.       ixx = *ix-isens*(*iy);
  10.       iyy = *ix * isens + *iy;
  11.       *ix = ixx/max(1,abs(ixx));
  12.       *iy = iyy/max(1,abs(iyy));
  13. }
  14.