--- ray/src/common/view.h 2003/02/25 02:47:22 2.8 +++ ray/src/common/view.h 2003/10/24 05:29:42 2.14 @@ -1,15 +1,20 @@ -/* RCSid $Id: view.h,v 2.8 2003/02/25 02:47:22 greg Exp $ */ +/* RCSid $Id: view.h,v 2.14 2003/10/24 05:29:42 greg Exp $ */ /* * view.h - header file for image generation. * - * Include after fvect.h + * Include after stdio.h and fvect.h * Includes resolu.h */ +#ifndef _RAD_VIEW_H_ +#define _RAD_VIEW_H_ -#include "copyright.h" - +#include #include "resolu.h" +#ifdef __cplusplus +extern "C" { +#endif + /* view types */ #define VT_PER 'v' /* perspective */ #define VT_PAR 'l' /* parallel */ @@ -45,28 +50,12 @@ extern VIEW stdview; #define VIEWSTR "VIEW=" #define VIEWSTRL 5 -#ifdef NOPROTO -extern char *setview(); -extern void normaspect(); -extern double viewray(); -extern void viewloc(); -extern void pix2loc(); -extern void loc2pix(); -extern int getviewopt(); -extern int sscanview(); -extern void fprintview(); -extern char *viewopt(); -extern int isview(); -extern int viewfile(); - -#else - extern char *setview(VIEW *v); extern void normaspect(double va, double *ap, int *xp, int *yp); extern double viewray(FVECT orig, FVECT direc, VIEW *v, double x, double y); extern void viewloc(FVECT ip, VIEW *v, FVECT p); -extern void pix2loc(FLOAT loc[2], RESOLU *rp, int px, int py); +extern void pix2loc(RREAL loc[2], RESOLU *rp, int px, int py); extern void loc2pix(int pp[2], RESOLU *rp, double lx, double ly); extern int getviewopt(VIEW *v, int ac, char *av[]); extern int sscanview(VIEW *vp, char *s); @@ -75,4 +64,9 @@ extern char *viewopt(VIEW *vp); extern int isview(char *s); extern int viewfile(char *fname, VIEW *vp, RESOLU *rp); + +#ifdef __cplusplus +} #endif +#endif /* _RAD_VIEW_H_ */ +