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#ifndef _RAD_TMPRIVAT_H_ |
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#define _RAD_TMPRIVAT_H_ |
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– |
#ifndef MEM_PTR |
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#define MEM_PTR void * |
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#endif |
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#include "color.h" |
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#include "tonemap.h" |
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#define MINGAM 0.75 |
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#define DEFGAM 2.2 |
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#define MINLDDYN 2. |
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< |
#define DEFLDDYN 32. |
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> |
#define DEFLDDYN 100. |
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#define MINLDMAX 1. |
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#define DEFLDMAX 100. |
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|
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< |
#define BRT2SCALE(l2) (int)(M_LN2*TM_BRTSCALE*(l2) + ((l2)>0 ? .5 : -.5)) |
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> |
#define BRT2SCALE(l2) (int)(M_LN2*TM_BRTSCALE*(l2) + .5 - ((l2) < 0)) |
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|
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< |
#define HISTEP 8 /* steps in BRTSCALE for each bin */ |
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> |
#define HISTEP 16 /* steps in BRTSCALE for each bin */ |
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#define MINBRT (-16*TM_BRTSCALE) /* minimum usable brightness */ |
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#define MINLUM (1.125352e-7) /* tmLuminance(MINBRT) */ |
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|
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+ |
#define HISTI(li) (((li)-MINBRT)/HISTEP) |
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+ |
#define HISTV(i) (MINBRT + HISTEP/2 + (i)*HISTEP) |
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+ |
|
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#define LMESLOWER (5.62e-3) /* lower mesopic limit */ |
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#define LMESUPPER (5.62) /* upper mesopic limit */ |
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#if (TM_BRTSCALE==128) |
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#define BMESLOWER (-663) /* encoded LMESLOWER */ |
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#define BMESUPPER (221) /* encoded LMESUPPER */ |
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#else |
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#define BMESLOWER ((int)(-5.18*TM_BRTSCALE-.5)) |
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#define BMESUPPER ((int)(1.73*TM_BRTSCALE+.5)) |
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< |
#endif |
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> |
|
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/* approximate scotopic lum. */ |
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#define SCO_rf 0.062 |
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#define SCO_gf 0.608 |
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(int32)(SCO_gf*256.+.5)*(c)[GRN] + \ |
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(int32)(SCO_bf*256.+.5)*(c)[BLU] ) >> 8 ) |
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|
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< |
#ifndef malloc |
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< |
MEM_PTR malloc(); |
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< |
MEM_PTR calloc(); |
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< |
#endif |
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> |
extern int tmNewMap(TMstruct *tms); /* allocate new tone-mapping */ |
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> |
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extern int tmErrorReturn(const char *, TMstruct *, int); |
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/* lookup for mesopic scaling */ |
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< |
extern BYTE tmMesofact[BMESUPPER-BMESLOWER]; |
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> |
extern uby8 tmMesofact[BMESUPPER-BMESLOWER]; |
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extern void tmMkMesofact(void); /* build tmMesofact */ |
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