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C/C++ Source or Header  |  1989-05-15  |  427b  |  20 lines
  1. /* Plots single vertical error bar */
  2.  
  3. #include "plplot.h"
  4. #include <math.h>
  5.  
  6. void plery1(x,ymin,ymax)
  7. float x, ymin, ymax;
  8. {
  9.       float mindef, minht, xpmm, ypmm;
  10.       int xminor;
  11.       
  12.       gmin(&mindef,&minht);
  13.       gpixmm(&xpmm,&ypmm);
  14.       xminor = max(1.0,minht*xpmm);
  15.       movwor(x,ymin);
  16.       plytik(wcpcx(x),wcpcy(ymin),xminor,xminor);
  17.       drawor(x,ymax);
  18.       plytik(wcpcx(x),wcpcy(ymax),xminor,xminor);
  19. }
  20.