graph.h

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#ifndef  __JBXL_GRAPHIC_HEADER_
#define  __JBXL_GRAPHIC_HEADER_
 
#include "gdata.h"
 
 
void  local2world(WSGraph gd, WSGraph vp, vector ox, vector oz, vector ex, double* csf, double* snf);
void  topola(vector nv, double* cst, double* snt, double* csf, double* snf);
void  set_around(WSGraph vp, int cc);
 
void  bline    (BSGraph vp, int xs, int ys, int xe, int ye, int c);  
void  bline3d  (BSGraph vp, int xs, int ys, int zs, int xe, int ye, int ze, int c);
 
void  line     (WSGraph vp, int xs, int ys, int xe, int ye, int c);  
void  line3d   (WSGraph vp, int xs, int ys, int zs, int xe, int ye, int ze, int c);
void  circle   (WSGraph vp, int x, int y, int r, int c, int mode);
void  paint    (WSGraph vp, int x, int y, int mn, int mx, int c, int m);
void  paint3d  (WSGraph vp, int x, int y, int z, int mn, int mx, int c, int m);
void  _paint_3d(WSGraph vp, int x, int y, int z, int mn, int mx, int c, int m);
 
void  box     (WSGraph vp, int xs, int ys, int xe, int ye ,int c, int m); 
void  triangle(WSGraph vp, int x1, int y1, int x2, int y2, int x3, int y3, int c, int m); 
 
void  circle3d(WSGraph vp, vector a, vector b, int rr, int cc, int mode);  
void  sphere  (WSGraph vp, vector a, int r, int c, int mode);
void  pool    (WSGraph vp, vector a, vector b, int rr, int c);
void  torus   (WSGraph vp, vector a, vector b, int rr, int ra, int c);
 
WSGraph  x_reverse_wsg(WSGraph vp);
WSGraph  cut_object  (WSGraph vp, int cc, IRBound* rb, int blank);
WSGraph  zoom_WSGraph(WSGraph vp, int zm, int mode);
WSGraph  grab_WSGraph(WSGraph vp, int x1, int y1, int x2, int y2);
void     copy_WSGraph(WSGraph src, WSGraph dst);
 
int   get_wdat(WSGraph, double, double, double, IRBound);
int   get_idat(WSGraph, int, int, int);
void  set_wdat(WSGraph, double, double, double, int, IRBound);
void  set_idat(WSGraph, int, int, int, int);
 
int   get_bdat(BSGraph, int, int, int);
void  set_bdat(BSGraph, int, int, int, int);
 
int   isinctri(int x1, int y1, int x2, int y2, int x3, int y3, int xx, int yy);
 
#define  set_around_space(vp)    set_around((vp), 0)
 
 
#define  SetPixel(vp, x, y, cc)  set_idat((vp), (x), (y), 0, (cc))
 
 
#define  GetPixel(vp, x, y)      get_idat((vp), (x), (y), 0)
 
 
#define  isCrossLine(x1, y1, x2, y2, x3, y3, x4, y4) (((x1)-(x2))*((y3)-(y1))+((y1)-(y2))*((x1)-(x3)))*(((x1)-(x2))*((y4)-(y1))+((y1)-(y2))*((x1)-(x4)))
 
 
#endif      // __JBXL_GRAPHIC_HEADER_