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root/radiance/src/hd/rhdriver.h
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Comparing src/hd/rhdriver.h (file contents):
Revision 3.8 by gregl, Thu Dec 11 16:45:59 1997 UTC vs.
Revision 3.13 by gwlarson, Thu May 14 13:06:32 1998 UTC

# Line 10 | Line 10
10  
11   extern struct driver {
12          char    *name;          /* holodeck name or title */
13 <        VIEW    v;              /* preferred view parameters */
14 <        int     hres, vres;     /* device resolution */
13 >        VIEW    v;              /* base view parameters */
14 >        int     hres, vres;     /* base view resolution */
15          int     ifd;            /* input file descriptor (for select) */
16   } odev;                 /* our open device */
17  
18 + extern int      imm_mode;       /* bundles are being delivered immediately */
19 +
20                                  /* user commands */
21 < #define DC_SETVIEW      0               /* set the view */
22 < #define DC_GETVIEW      1               /* print the current view */
21 > #define DC_SETVIEW      0               /* set the base view */
22 > #define DC_GETVIEW      1               /* print the current base view */
23   #define DC_LASTVIEW     2               /* restore previous view */
24   #define DC_PAUSE        3               /* pause the current calculation */
25   #define DC_RESUME       4               /* resume the calculation */
26 < #define DC_REDRAW       5               /* redraw from server */
27 < #define DC_QUIT         6               /* quit the program */
26 > #define DC_REDRAW       5               /* redraw from server */
27 > #define DC_KILL         6               /* kill rtrace process(es) */
28 > #define DC_RESTART      7               /* restart rtrace process(es) */
29 > #define DC_CLOBBER      8               /* clobber holodeck file */
30 > #define DC_QUIT         9               /* quit the program */
31  
32 < #define DC_NCMDS        7               /* number of commands */
32 > #define DC_NCMDS        10              /* number of commands */
33  
34                                  /* dev_input() returns flags from above */
35   #define DFL(dc)         (1<<(dc))
36  
37   #define CTRL(c)         ((c)-'@')
38                                  /* commands entered in display window */
39 < #define DV_INIT         {'\0','v','l','p','\r',CTRL('R'),'q'}
39 > #define DV_INIT         {'\0','v','l','p','\r',CTRL('L'),'K','R','C','q'}
40                                  /* commands entered on stdin */
41   #define DC_INIT         {"VIEW=","where","last","pause","resume","redraw",\
42 <                                "quit"}
42 >                                "kill","restart","clobber","quit"}
43  
44  
45   /************************************************************************
# Line 46 | Line 51 | dev_open(nm)           : prepare the device
51   char    *nm;            : appropriate title bar annotation
52  
53   Sets fields of odev structure and prepares the display for i/o.
54 < The view type, horizontal and vertical view angles and other default
55 < parameters in odev.v should also be assigned.
54 > The base view type, horizontal and vertical view angles and other
55 > default parameters in odev.v should also be assigned.
56  
57  
58   int
59 < dev_view(nv)            : set display view parameters
59 > dev_view(nv)            : set base view parameters
60   VIEW    *nv;            : the new view
61  
62 < Updates the display for the given view change.
62 > Updates the display for the given base view change.
63   Look for nv==&odev.v when making view current after dev_input()
64   returns DEV_NEWVIEW flag.  Return 1 on success, or 0 if the
65   new view would conflict with device requirements.  In the latter
# Line 63 | Line 68 | error(COMMAND, "appropriate user warning").
68  
69  
70   void
71 + dev_clear()             : clear device memory
72 +
73 + Clear the device memory in preparation for fresh data.  Clearing
74 + the screen is optional.
75 +
76 +
77 + void
78   dev_value(c, p, v)      : register new point of light
79   COLR    c;              : pixel color (RGBE)
80   FVECT   p;              : world intersection point
81   FVECT   v;              : ray direction vector
82  
83 < Add the given color point to the display output queue.
83 > Add the given color point to the display output queue.  If imm_mode is
84 > non-zero, then values are being sent in rapid succession.
85  
86  
87   int
# Line 87 | Line 100 | If the DC_VIEW or DC_RESIZE flag is returned, the odev
100   structure must be updated beforehand.
101  
102  
103 + VIEW *
104 + dev_auxview(n, hv)      : return nth auxiliary view
105 + int     n;              : auxiliary view number
106 + int     hv[2];          : returned horiz. and vert. image resolution
107 +
108 + Return the nth auxiliary view associated with the current base view.
109 + The hv entries are assigned the horizontal and vertical view resolution,
110 + respectively.  Function returns NULL if there are no more auxiliary
111 + views.  The zeroeth auxiliary view is the base view itself.
112 +
113 +
114   void
115   dev_close()             : close the display
116  
# Line 95 | Line 119 | Set odev.v.type=0 and odev.hres=odev.vres=0 when done.
119  
120  
121   ************************************************************************/
122 +
123 +
124 + extern VIEW     *dev_auxview();

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