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C/C++ Source or Header  |  1990-03-23  |  170 b   |  12 lines
  1. #include "plplot.h"
  2.  
  3. extern PLFLT tr[];
  4.  
  5. void xform(x,y,tx,ty)
  6. PLFLT x, y, *tx, *ty;
  7. {
  8.    *tx = tr[0] * x + tr[1] * y + tr[2];
  9.    *ty = tr[3] * x + tr[4] * y + tr[5];
  10. }
  11.  
  12.