** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: kmath.h,v 1.5 2000/05/02 15:31:39 kevin Exp $
+** $Id: kmath.h,v 1.6 2000/05/02 20:00:25 kevin Exp $
** $Log: kmath.h,v $
+** Revision 1.6 2000/05/02 20:00:25 kevin
+** *** empty log message ***
+**
** Revision 1.5 2000/05/02 15:31:39 kevin
** code cleaning
**
)))))
*/
-
+/* minmax.c */
+double fmax(const double a, const double b);
+void minmax_dvector(const double array[], const int pts, double *xmin, double *xmax);
/* cliprect.c */
int cliprect(double *x1, double *y1, double *x2, double *y2, const double rect[4]);
/* lnearest.c */
double norm_ang(double theta);
/* simpson.c */
double simpson(const double xmin, const double xmax, const double *y, const int np);
+/* clip.c */
+int clipsegment(double *x1, double *y1, double *x2, double *y2, const double u, const double v);
+int clipsector(double *x1, double *y1, double *x2, double *y2, const double u, const double v);
+int clipcircle(double *x1, double *y1, double *x2, double *y2, const double cx, const double cy, const double radius, double t1, double t2);
+int cliptriangle(double *x1, double *y1, double *x2, double *y2, const double u, const double v, const int clip_xaxis);
+/* xform.c */
+void indent_mtx2(GRFMTX_2D m);
+void xlat_mtx2(GRFMTX_2D m, const double x, const double y);
+void scale_mtx2(GRFMTX_2D m, const double sx, const double sy);
+void rot_mtx2(GRFMTX_2D m, const double theta);
+void mult_mtx2(GRFMTX_2D m1, GRFMTX_2D m2, GRFMTX_2D result);
+void xform_mtx2(GRFMTX_2D const m, double *x, double *y);
#endif