| 11 |
|
/* Entities (order doesn't really matter) */ |
| 12 |
|
#define MG_E_COMMENT 0 |
| 13 |
|
#define MG_E_COLOR 1 |
| 14 |
< |
#define MG_E_CONE 2 |
| 15 |
< |
#define MG_E_CMIX 3 |
| 16 |
< |
#define MG_E_CSPEC 4 |
| 17 |
< |
#define MG_E_CXY 5 |
| 18 |
< |
#define MG_E_CYL 6 |
| 19 |
< |
#define MG_E_ED 7 |
| 20 |
< |
#define MG_E_FACE 8 |
| 21 |
< |
#define MG_E_INCLUDE 9 |
| 22 |
< |
#define MG_E_IES 10 |
| 23 |
< |
#define MG_E_MATERIAL 11 |
| 24 |
< |
#define MG_E_NORMAL 12 |
| 25 |
< |
#define MG_E_OBJECT 13 |
| 26 |
< |
#define MG_E_POINT 14 |
| 27 |
< |
#define MG_E_PRISM 15 |
| 28 |
< |
#define MG_E_RD 16 |
| 29 |
< |
#define MG_E_RING 17 |
| 30 |
< |
#define MG_E_RS 18 |
| 31 |
< |
#define MG_E_SPH 19 |
| 32 |
< |
#define MG_E_TD 20 |
| 33 |
< |
#define MG_E_TORUS 21 |
| 34 |
< |
#define MG_E_TS 22 |
| 35 |
< |
#define MG_E_VERTEX 23 |
| 36 |
< |
#define MG_E_XF 24 |
| 14 |
> |
#define MG_E_CCT 2 |
| 15 |
> |
#define MG_E_CONE 3 |
| 16 |
> |
#define MG_E_CMIX 4 |
| 17 |
> |
#define MG_E_CSPEC 5 |
| 18 |
> |
#define MG_E_CXY 6 |
| 19 |
> |
#define MG_E_CYL 7 |
| 20 |
> |
#define MG_E_ED 8 |
| 21 |
> |
#define MG_E_FACE 9 |
| 22 |
> |
#define MG_E_INCLUDE 10 |
| 23 |
> |
#define MG_E_IES 11 |
| 24 |
> |
#define MG_E_IR 12 |
| 25 |
> |
#define MG_E_MATERIAL 13 |
| 26 |
> |
#define MG_E_NORMAL 14 |
| 27 |
> |
#define MG_E_OBJECT 15 |
| 28 |
> |
#define MG_E_POINT 16 |
| 29 |
> |
#define MG_E_PRISM 17 |
| 30 |
> |
#define MG_E_RD 18 |
| 31 |
> |
#define MG_E_RING 19 |
| 32 |
> |
#define MG_E_RS 20 |
| 33 |
> |
#define MG_E_SIDES 21 |
| 34 |
> |
#define MG_E_SPH 22 |
| 35 |
> |
#define MG_E_TD 23 |
| 36 |
> |
#define MG_E_TORUS 24 |
| 37 |
> |
#define MG_E_TS 25 |
| 38 |
> |
#define MG_E_VERTEX 26 |
| 39 |
> |
#define MG_E_XF 27 |
| 40 |
|
|
| 41 |
< |
#define MG_NENTITIES 25 |
| 41 |
> |
#define MG_NENTITIES 28 |
| 42 |
|
|
| 43 |
< |
#define MG_NAMELIST {"#","c","cone","cmix","cspec","cxy","cyl","ed","f",\ |
| 44 |
< |
"i","ies","m","n","o","p","prism","rd","ring","rs",\ |
| 45 |
< |
"sph","td","torus","ts","v","xf"} |
| 43 |
> |
#define MG_NAMELIST {"#","c","cct","cone","cmix","cspec","cxy","cyl","ed",\ |
| 44 |
> |
"f","i","ies","ir","m","n","o","p","prism","rd",\ |
| 45 |
> |
"ring","rs","sides","sph","td","torus","ts","v","xf"} |
| 46 |
|
|
| 47 |
|
#define MG_MAXELEN 6 |
| 48 |
|
|
| 86 |
|
* the mg_handle function rather than the mg_ehand routines directly. |
| 87 |
|
* (The first argument to mg_handle is the entity #, or -1.) |
| 88 |
|
* To free any data structures and clear the parser, use mg_clear. |
| 89 |
< |
* If there is an error, mg_load, mg_open, mg_parse, and mg_rewind |
| 90 |
< |
* will return an error from the list above. In addition, mg_load |
| 91 |
< |
* will report the error to stderr. The mg_read routine returns 0 |
| 92 |
< |
* when the end of file has been reached. |
| 89 |
> |
* If there is an error, mg_load, mg_open, mg_parse, mg_handle and |
| 90 |
> |
* mg_rewind will return an error from the list above. In addition, |
| 91 |
> |
* mg_load will report the error to stderr. The mg_read routine |
| 92 |
> |
* returns 0 when the end of file has been reached. |
| 93 |
|
*/ |
| 94 |
|
|
| 95 |
< |
#define MG_MAXLINE 512 /* maximum input line length */ |
| 95 |
> |
#define MG_MAXLINE 4096 /* maximum input line length */ |
| 96 |
|
#define MG_MAXARGC (MG_MAXLINE/4) /* maximum argument count */ |
| 97 |
|
|
| 98 |
|
typedef struct mg_fctxt { |
| 197 |
|
#define C_CNSS 41 /* number of spectral samples */ |
| 198 |
|
#define C_CWLI ((C_CMAXWL-C_CMINWL)/(C_CNSS-1)) |
| 199 |
|
#define C_CMAXV 10000 /* nominal maximum sample value */ |
| 200 |
+ |
#define C_CLPWM (683./C_CMAXV) /* peak lumens/watt multiplier */ |
| 201 |
|
|
| 202 |
|
#define C_CSSPEC 01 /* flag if spectrum is set */ |
| 203 |
|
#define C_CDSPEC 02 /* flag if defined w/ spectrum */ |
| 204 |
|
#define C_CSXY 04 /* flag if xy is set */ |
| 205 |
|
#define C_CDXY 010 /* flag if defined w/ xy */ |
| 206 |
+ |
#define C_CSEFF 020 /* flag if efficacy set */ |
| 207 |
|
|
| 208 |
|
typedef struct { |
| 204 |
– |
char *name; /* material name */ |
| 209 |
|
int clock; /* incremented each change */ |
| 210 |
|
short flags; /* what's been set */ |
| 211 |
|
short ssamp[C_CNSS]; /* spectral samples, min wl to max */ |
| 212 |
|
long ssum; /* straight sum of spectral values */ |
| 213 |
|
float cx, cy; /* xy chromaticity value */ |
| 214 |
+ |
float eff; /* efficacy (lumens/watt) */ |
| 215 |
|
} C_COLOR; |
| 216 |
|
|
| 217 |
< |
#define C_DEFCOLOR { NULL, 0, C_CDXY|C_CSXY|C_CSSPEC,\ |
| 217 |
> |
#define C_DEFCOLOR { 1, C_CDXY|C_CSXY|C_CSSPEC|C_CSEFF,\ |
| 218 |
|
{C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
| 219 |
|
C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
| 220 |
|
C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
| 222 |
|
C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
| 223 |
|
C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,\ |
| 224 |
|
C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV,C_CMAXV},\ |
| 225 |
< |
(long)C_CNSS*C_CMAXV, 1./3., 1./3. } |
| 225 |
> |
(long)C_CNSS*C_CMAXV, 1./3., 1./3., 178.006 } |
| 226 |
|
|
| 227 |
< |
#define C_CIEX { "_cie_x", 0, C_CDSPEC|C_CSSPEC|C_CSXY,\ |
| 223 |
< |
{14,42,143,435,1344,2839,3483,3362,2908,1954,956,\ |
| 224 |
< |
320,49,93,633,1655,2904,4334,5945,7621,9163,10263,\ |
| 225 |
< |
10622,10026,8544,6424,4479,2835,1649,874,468,227,\ |
| 226 |
< |
114,58,29,14,7,3,2,1,0}, 106836L, .735, .265 } |
| 227 |
> |
#define c_cval(c,l) ((double)(c)->ssamp[((l)-C_MINWL)/C_CWLI] / (c)->ssum) |
| 228 |
|
|
| 229 |
< |
#define C_CIEY { "_cie_y", 0, C_CDSPEC|C_CSSPEC|C_CSXY,\ |
| 229 |
< |
{0,1,4,12,40,116,230,380,600,910,1390,2080,3230,\ |
| 230 |
< |
5030,7100,8620,9540,9950,9950,9520,8700,7570,6310,\ |
| 231 |
< |
5030,3810,2650,1750,1070,610,320,170,82,41,21,10,\ |
| 232 |
< |
5,2,1,1,0,0}, 106856L, .274, .717 } |
| 229 |
> |
#define C_1SIDEDTHICK 0.005 /* assumed thickness of 1-sided mat. */ |
| 230 |
|
|
| 234 |
– |
#define C_CIEZ { "_cie_z", 0, C_CDSPEC|C_CSSPEC|C_CSXY,\ |
| 235 |
– |
{65,201,679,2074,6456,13856,17471,17721,16692,\ |
| 236 |
– |
12876,8130,4652,2720,1582,782,422,203,87,39,21,17,\ |
| 237 |
– |
11,8,3,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},\ |
| 238 |
– |
106770L, .167, .009 } |
| 239 |
– |
|
| 240 |
– |
#define c_cval(c,l) ((double)(c)->ssamp[((l)-C_MINWL)/C_CWLI] / (c)->sum) |
| 241 |
– |
|
| 231 |
|
typedef struct { |
| 243 |
– |
char *name; /* material name */ |
| 232 |
|
int clock; /* incremented each change -- resettable */ |
| 233 |
+ |
int sided; /* 1 if surface is 1-sided, 0 for 2-sided */ |
| 234 |
+ |
float nr, ni; /* index of refraction, real and imaginary */ |
| 235 |
|
float rd; /* diffuse reflectance */ |
| 236 |
|
C_COLOR rd_c; /* diffuse reflectance color */ |
| 237 |
|
float td; /* diffuse transmittance */ |
| 247 |
|
} C_MATERIAL; /* material context */ |
| 248 |
|
|
| 249 |
|
typedef struct { |
| 260 |
– |
char *name; /* vector name */ |
| 250 |
|
int clock; /* incremented each change -- resettable */ |
| 251 |
|
FVECT p, n; /* point and normal */ |
| 252 |
|
} C_VERTEX; /* vertex context */ |
| 253 |
|
|
| 254 |
< |
#define C_DEFMATERIAL {NULL,0,0.,C_DEFCOLOR,0.,C_DEFCOLOR,0.,C_DEFCOLOR,\ |
| 254 |
> |
#define C_DEFMATERIAL {1,0,1.,0.,0.,C_DEFCOLOR,0.,C_DEFCOLOR,0.,C_DEFCOLOR,\ |
| 255 |
|
0.,C_DEFCOLOR,0.,0.,C_DEFCOLOR,0.} |
| 256 |
< |
#define C_DEFVERTEX {NULL,0,{0.,0.,0.},{0.,0.,0.}} |
| 256 |
> |
#define C_DEFVERTEX {1,{0.,0.,0.},{0.,0.,0.}} |
| 257 |
|
|
| 258 |
|
extern C_COLOR *c_ccolor; /* the current color */ |
| 259 |
+ |
extern char *c_ccname; /* current color name */ |
| 260 |
|
extern C_MATERIAL *c_cmaterial; /* the current material */ |
| 261 |
+ |
extern char *c_cmname; /* current material name */ |
| 262 |
|
extern C_VERTEX *c_cvertex; /* the current vertex */ |
| 263 |
+ |
extern char *c_cvname; /* current vertex name */ |
| 264 |
|
|
| 265 |
|
#ifdef NOPROTO |
| 266 |
|
extern int c_hcolor(); /* handle color entity */ |
| 267 |
|
extern int c_hmaterial(); /* handle material entity */ |
| 268 |
|
extern int c_hvertex(); /* handle vertex entity */ |
| 269 |
|
extern void c_clearall(); /* clear context tables */ |
| 270 |
+ |
extern C_MATERIAL *c_getmaterial(); /* get a named material */ |
| 271 |
|
extern C_VERTEX *c_getvert(); /* get a named vertex */ |
| 272 |
|
extern C_COLOR *c_getcolor(); /* get a named color */ |
| 273 |
|
extern void c_ccvt(); /* fix color representation */ |
| 277 |
|
extern int c_hmaterial(int, char **); /* handle material entity */ |
| 278 |
|
extern int c_hvertex(int, char **); /* handle vertex entity */ |
| 279 |
|
extern void c_clearall(void); /* clear context tables */ |
| 280 |
+ |
extern C_MATERIAL *c_getmaterial(char *); /* get a named material */ |
| 281 |
|
extern C_VERTEX *c_getvert(char *); /* get a named vertex */ |
| 282 |
|
extern C_COLOR *c_getcolor(char *); /* get a named color */ |
| 283 |
|
extern void c_ccvt(C_COLOR *, int); /* fix color representation */ |
| 320 |
|
|
| 321 |
|
/* regular transformation */ |
| 322 |
|
typedef struct { |
| 323 |
< |
MAT4 xfm; /* transform matrix */ |
| 324 |
< |
FLOAT sca; /* scalefactor */ |
| 323 |
> |
MAT4 xfm; /* transform matrix */ |
| 324 |
> |
FLOAT sca; /* scalefactor */ |
| 325 |
|
} XF; |
| 326 |
|
|
| 327 |
|
#define identxf(xp) (void)(setident4((xp)->xfm),(xp)->sca=1.0) |
| 341 |
|
long xid; /* unique transform id */ |
| 342 |
|
short xav0; /* zeroeth argument in xf_argv array */ |
| 343 |
|
short xac; /* transform argument count */ |
| 344 |
+ |
short rev; /* boolean true if vertices reversed */ |
| 345 |
|
XF xf; /* cumulative transformation */ |
| 346 |
|
struct xf_array *xarr; /* transformation array pointer */ |
| 347 |
|
struct xf_spec *prev; /* previous transformation context */ |
