1 |
/* RCSid $Id$ */ |
2 |
/* |
3 |
* rpaint.h - header file for image painting. |
4 |
*/ |
5 |
|
6 |
#include "copyright.h" |
7 |
|
8 |
#include "driver.h" |
9 |
|
10 |
#include "view.h" |
11 |
|
12 |
typedef short COORD; /* an image coordinate */ |
13 |
|
14 |
typedef struct pnode { |
15 |
struct pnode *kid; /* children */ |
16 |
COORD x, y; /* position */ |
17 |
COLOR v; /* value */ |
18 |
} PNODE; /* a paint node */ |
19 |
|
20 |
/* child ordering */ |
21 |
#define DL 0 /* down left */ |
22 |
#define DR 1 /* down right */ |
23 |
#define UL 2 /* up left */ |
24 |
#define UR 3 /* up right */ |
25 |
|
26 |
#define newptree() (PNODE *)calloc(4, sizeof(PNODE)) |
27 |
|
28 |
typedef struct { |
29 |
COORD l, d, r, u; /* left, down, right, up */ |
30 |
} RECT; /* a rectangle */ |
31 |
|
32 |
extern PNODE ptrunk; /* the base of the image tree */ |
33 |
|
34 |
extern VIEW ourview; /* current view parameters */ |
35 |
extern VIEW oldview; /* previous view parameters */ |
36 |
extern int hresolu, vresolu; /* image resolution */ |
37 |
|
38 |
extern int greyscale; /* map colors to brightness? */ |
39 |
|
40 |
extern int pdepth; /* image depth in current frame */ |
41 |
extern RECT pframe; /* current frame rectangle */ |
42 |
|
43 |
extern double exposure; /* exposure for scene */ |
44 |
|
45 |
extern struct driver *dev; /* driver functions */ |
46 |
|
47 |
#ifdef NOPROTO |
48 |
|
49 |
extern void devopen(); |
50 |
extern void devclose(); |
51 |
extern void printdevices(); |
52 |
extern void fillreserves(); |
53 |
extern void freereserves(); |
54 |
extern void command(); |
55 |
extern void rsample(); |
56 |
extern int refine(); |
57 |
extern void getframe(); |
58 |
extern void getrepaint(); |
59 |
extern void getview(); |
60 |
extern void lastview(); |
61 |
extern void saveview(); |
62 |
extern void loadview(); |
63 |
extern void getaim(); |
64 |
extern void getmove(); |
65 |
extern void getrotate(); |
66 |
extern void getpivot(); |
67 |
extern void getexposure(); |
68 |
extern int getparam(); |
69 |
extern void setparam(); |
70 |
extern void traceray(); |
71 |
extern void writepict(); |
72 |
extern int getrect(); |
73 |
extern int getinterest(); |
74 |
extern float *greyof(); |
75 |
extern void paint(); |
76 |
extern void newimage(); |
77 |
extern void redraw(); |
78 |
extern void repaint(); |
79 |
extern void paintrec(); |
80 |
extern PNODE *findrect(); |
81 |
extern void scalepict(); |
82 |
extern void getpictcolrs(); |
83 |
extern void freepkids(); |
84 |
extern void newview(); |
85 |
extern void moveview(); |
86 |
extern void pcopy(); |
87 |
extern void zoomview(); |
88 |
|
89 |
#else |
90 |
/* defined in rview.c */ |
91 |
extern void devopen(char *dname); |
92 |
extern void devclose(void); |
93 |
extern void printdevices(void); |
94 |
extern void fillreserves(void); |
95 |
extern void freereserves(void); |
96 |
extern void command(char *prompt); |
97 |
extern void rsample(void); |
98 |
extern int refine(PNODE *p, int xmin, int ymin, |
99 |
int xmax, int ymax, int pd); |
100 |
/* defined in rv2.c */ |
101 |
extern void getframe(char *s); |
102 |
extern void getrepaint(char *s); |
103 |
extern void getview(char *s); |
104 |
extern void lastview(char *s); |
105 |
extern void saveview(char *s); |
106 |
extern void loadview(char *s); |
107 |
extern void getaim(char *s); |
108 |
extern void getmove(char *s); |
109 |
extern void getrotate(char *s); |
110 |
extern void getpivot(char *s); |
111 |
extern void getexposure(char *s); |
112 |
extern int getparam(char *str, char *dsc, int typ, void *p); |
113 |
extern void setparam(char *s); |
114 |
extern void traceray(char *s); |
115 |
extern void writepict(char *s); |
116 |
/* defined in rv3.c */ |
117 |
extern int getrect(char *s, RECT *r); |
118 |
extern int getinterest(char *s, int direc, FVECT vec, double *mp); |
119 |
extern float *greyof(COLOR col); |
120 |
extern void paint(PNODE *p, int xmin, int ymin, int xmax, int ymax); |
121 |
extern void newimage(void); |
122 |
extern void redraw(void); |
123 |
extern void repaint(int xmin, int ymin, int xmax, int ymax); |
124 |
extern void paintrect(PNODE *p, int xmin, int ymin, |
125 |
int xmax, int ymax, RECT *r); |
126 |
extern PNODE *findrect(int x, int y, PNODE *p, RECT *r, int pd); |
127 |
extern void scalepict(PNODE *p, double sf); |
128 |
extern void getpictcolrs(int yoff, COLR *scan, PNODE *p, |
129 |
int xsiz, int ysiz); |
130 |
extern void freepkids(PNODE *p); |
131 |
extern void newview(VIEW *vp); |
132 |
extern void moveview(double angle, double elev, double mag, FVECT vc); |
133 |
extern void pcopy(PNODE *p1, PNODE *p2); |
134 |
extern void zoomview(VIEW *vp, double zf); |
135 |
|
136 |
#endif |