| 1 |
< |
/* Copyright (c) 1997 Regents of the University of California */ |
| 2 |
< |
|
| 3 |
< |
/* SCCSid "$SunId$ LBL" */ |
| 4 |
< |
|
| 1 |
> |
/* RCSid $Id$ */ |
| 2 |
|
/* |
| 3 |
|
* Private header file for tone mapping routines. |
| 4 |
|
*/ |
| 5 |
+ |
#ifndef _RAD_TMPRIVAT_H_ |
| 6 |
+ |
#define _RAD_TMPRIVAT_H_ |
| 7 |
|
|
| 8 |
< |
#undef NOPROTO |
| 9 |
< |
#define NOPROTO 1 |
| 8 |
> |
#ifndef MEM_PTR |
| 9 |
> |
#define MEM_PTR void * |
| 10 |
> |
#endif |
| 11 |
> |
#include "color.h" |
| 12 |
|
#include "tonemap.h" |
| 13 |
|
|
| 14 |
+ |
#ifdef __cplusplus |
| 15 |
+ |
extern "C" { |
| 16 |
+ |
#endif |
| 17 |
+ |
|
| 18 |
|
/* required constants */ |
| 19 |
|
#ifndef M_LN2 |
| 20 |
|
#define M_LN2 0.69314718055994530942 |
| 30 |
|
#define MINLDMAX 1. |
| 31 |
|
#define DEFLDMAX 100. |
| 32 |
|
|
| 33 |
< |
/* private flags */ |
| 29 |
< |
#define TM_F_INITED 010000 /* initialized flag */ |
| 30 |
< |
#define TM_F_NEEDMAT 020000 /* need matrix conversion */ |
| 33 |
> |
#define BRT2SCALE(l2) (int)(M_LN2*TM_BRTSCALE*(l2) + ((l2)>0 ? .5 : -.5)) |
| 34 |
|
|
| 32 |
– |
#define BRT2SCALE ((int)(M_LN2*TM_BRTSCALE+.5)) |
| 33 |
– |
|
| 35 |
|
#define HISTEP 8 /* steps in BRTSCALE for each bin */ |
| 36 |
|
|
| 37 |
|
#define MINBRT (-16*TM_BRTSCALE) /* minimum usable brightness */ |
| 38 |
|
#define MINLUM (1.125352e-7) /* tmLuminance(MINBRT) */ |
| 39 |
|
|
| 40 |
+ |
#define HISTI(li) (((li)-MINBRT)/HISTEP) |
| 41 |
+ |
#define HISTV(i) (MINBRT + HISTEP/2 + (i)*HISTEP) |
| 42 |
+ |
|
| 43 |
|
#define LMESLOWER (5.62e-3) /* lower mesopic limit */ |
| 44 |
|
#define LMESUPPER (5.62) /* upper mesopic limit */ |
| 45 |
|
#if (TM_BRTSCALE==128) |
| 49 |
|
#define BMESLOWER ((int)(-5.18*TM_BRTSCALE-.5)) |
| 50 |
|
#define BMESUPPER ((int)(1.73*TM_BRTSCALE+.5)) |
| 51 |
|
#endif |
| 48 |
– |
|
| 49 |
– |
#ifndef int4 |
| 50 |
– |
#define int4 int /* assume 32-bit integers */ |
| 51 |
– |
#endif |
| 52 |
|
/* approximate scotopic lum. */ |
| 53 |
|
#define SCO_rf 0.062 |
| 54 |
|
#define SCO_gf 0.608 |
| 55 |
|
#define SCO_bf 0.330 |
| 56 |
|
#define scotlum(c) (SCO_rf*(c)[RED] + SCO_gf*(c)[GRN] + SCO_bf*(c)[BLU]) |
| 57 |
< |
#define normscot(c) ( ( (int4)(SCO_rf*256.+.5)*(c)[RED] + \ |
| 58 |
< |
(int4)(SCO_gf*256.+.5)*(c)[GRN] + \ |
| 59 |
< |
(int4)(SCO_bf*256.+.5)*(c)[BLU] ) >> 8 ) |
| 57 |
> |
#define normscot(c) ( ( (int32)(SCO_rf*256.+.5)*(c)[RED] + \ |
| 58 |
> |
(int32)(SCO_gf*256.+.5)*(c)[GRN] + \ |
| 59 |
> |
(int32)(SCO_bf*256.+.5)*(c)[BLU] ) >> 8 ) |
| 60 |
|
|
| 61 |
< |
#ifndef malloc |
| 62 |
< |
extern char *malloc(), *calloc(); |
| 63 |
< |
#endif |
| 64 |
< |
extern int tmErrorReturn(); |
| 61 |
> |
extern int tmNewMap(TMstruct *tms); /* allocate new tone-mapping */ |
| 62 |
|
|
| 63 |
< |
#define returnErr(code) return(tmErrorReturn(funcName,code)) |
| 63 |
> |
extern int tmErrorReturn(const char *, TMstruct *, int); |
| 64 |
> |
|
| 65 |
> |
/* lookup for mesopic scaling */ |
| 66 |
> |
extern BYTE tmMesofact[BMESUPPER-BMESLOWER]; |
| 67 |
> |
|
| 68 |
> |
extern void tmMkMesofact(void); /* build tmMesofact */ |
| 69 |
> |
|
| 70 |
> |
#define returnErr(code) return(tmErrorReturn(funcName,tms,code)) |
| 71 |
|
#define returnOK return(TM_E_OK) |
| 72 |
|
|
| 73 |
|
#define FEQ(a,b) ((a) < (b)+1e-5 && (b) < (a)+1e-5) |
| 74 |
|
|
| 75 |
< |
#define PRIMEQ(p1,p2) (FEQ((p1)[0][0],(p2)[0][0])&&FEQ((p1)[0][1],(p2)[0][2])\ |
| 76 |
< |
&&FEQ((p1)[1][0],(p2)[1][0])&&FEQ((p1)[1][1],(p2)[1][2])\ |
| 77 |
< |
&&FEQ((p1)[2][0],(p2)[2][0])&&FEQ((p1)[2][1],(p2)[2][2])\ |
| 78 |
< |
&&FEQ((p1)[3][0],(p2)[3][0])&&FEQ((p1)[3][1],(p2)[3][2])) |
| 75 |
> |
#define PRIMEQ(p1,p2) (FEQ((p1)[0][0],(p2)[0][0])&&FEQ((p1)[0][1],(p2)[0][1])\ |
| 76 |
> |
&&FEQ((p1)[1][0],(p2)[1][0])&&FEQ((p1)[1][1],(p2)[1][1])\ |
| 77 |
> |
&&FEQ((p1)[2][0],(p2)[2][0])&&FEQ((p1)[2][1],(p2)[2][1])\ |
| 78 |
> |
&&FEQ((p1)[3][0],(p2)[3][0])&&FEQ((p1)[3][1],(p2)[3][1])) |
| 79 |
> |
|
| 80 |
> |
#ifdef __cplusplus |
| 81 |
> |
} |
| 82 |
> |
#endif |
| 83 |
> |
#endif /* _RAD_TMPRIVAT_H_ */ |
| 84 |
> |
|
