X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=include%2Fkmath.h;h=b8b359e9de241a01bcbcbcf3d836c9da033ac235;hp=f19e2d8d0dcbdcf6c1ab1bea94884265fe18b6b8;hb=d46f5229565d6fdd6c3d164ee0790433ff9118a2;hpb=a7bc93cf526e313d69b068f0cb866b5ef108eaf0 diff --git a/include/kmath.h b/include/kmath.h index f19e2d8..b8b359e 100644 --- a/include/kmath.h +++ b/include/kmath.h @@ -2,8 +2,11 @@ ** 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 ** @@ -163,7 +166,9 @@ typedef struct matrix_st *MTXP; ))))) */ - +/* 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 */ @@ -187,5 +192,17 @@ int mtx_check(const MTX *mtx, const char *func_name); 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