| 1 |
< |
/* RCSid: $Id$ */ |
| 1 |
> |
/* RCSid $Id$ */ |
| 2 |
|
/* |
| 3 |
|
* Private header file for tone mapping routines. |
| 4 |
|
*/ |
| 5 |
+ |
#ifndef _RAD_TMPRIVAT_H_ |
| 6 |
+ |
#define _RAD_TMPRIVAT_H_ |
| 7 |
|
|
| 6 |
– |
/* ==================================================================== |
| 7 |
– |
* The Radiance Software License, Version 1.0 |
| 8 |
– |
* |
| 9 |
– |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
| 10 |
– |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
| 11 |
– |
* |
| 12 |
– |
* Redistribution and use in source and binary forms, with or without |
| 13 |
– |
* modification, are permitted provided that the following conditions |
| 14 |
– |
* are met: |
| 15 |
– |
* |
| 16 |
– |
* 1. Redistributions of source code must retain the above copyright |
| 17 |
– |
* notice, this list of conditions and the following disclaimer. |
| 18 |
– |
* |
| 19 |
– |
* 2. Redistributions in binary form must reproduce the above copyright |
| 20 |
– |
* notice, this list of conditions and the following disclaimer in |
| 21 |
– |
* the documentation and/or other materials provided with the |
| 22 |
– |
* distribution. |
| 23 |
– |
* |
| 24 |
– |
* 3. The end-user documentation included with the redistribution, |
| 25 |
– |
* if any, must include the following acknowledgment: |
| 26 |
– |
* "This product includes Radiance software |
| 27 |
– |
* (http://radsite.lbl.gov/) |
| 28 |
– |
* developed by the Lawrence Berkeley National Laboratory |
| 29 |
– |
* (http://www.lbl.gov/)." |
| 30 |
– |
* Alternately, this acknowledgment may appear in the software itself, |
| 31 |
– |
* if and wherever such third-party acknowledgments normally appear. |
| 32 |
– |
* |
| 33 |
– |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
| 34 |
– |
* and "The Regents of the University of California" must |
| 35 |
– |
* not be used to endorse or promote products derived from this |
| 36 |
– |
* software without prior written permission. For written |
| 37 |
– |
* permission, please contact [email protected]. |
| 38 |
– |
* |
| 39 |
– |
* 5. Products derived from this software may not be called "Radiance", |
| 40 |
– |
* nor may "Radiance" appear in their name, without prior written |
| 41 |
– |
* permission of Lawrence Berkeley National Laboratory. |
| 42 |
– |
* |
| 43 |
– |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| 44 |
– |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 45 |
– |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 46 |
– |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
| 47 |
– |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 48 |
– |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 49 |
– |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| 50 |
– |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 51 |
– |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 52 |
– |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 53 |
– |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 54 |
– |
* SUCH DAMAGE. |
| 55 |
– |
* ==================================================================== |
| 56 |
– |
* |
| 57 |
– |
* This software consists of voluntary contributions made by many |
| 58 |
– |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
| 59 |
– |
* information on Lawrence Berkeley National Laboratory, please see |
| 60 |
– |
* <http://www.lbl.gov/>. |
| 61 |
– |
*/ |
| 62 |
– |
|
| 8 |
|
#ifndef MEM_PTR |
| 9 |
|
#define MEM_PTR void * |
| 10 |
|
#endif |
| 30 |
|
#define MINLDMAX 1. |
| 31 |
|
#define DEFLDMAX 100. |
| 32 |
|
|
| 33 |
< |
#define BRT2SCALE(l2) (int)(M_LN2*TM_BRTSCALE*(l2) + ((l2)>0 ? .5 : -.5)) |
| 33 |
> |
#define BRT2SCALE(l2) (int)(M_LN2*TM_BRTSCALE*(l2) + .5 - ((l2) < 0)) |
| 34 |
|
|
| 35 |
< |
#define HISTEP 8 /* steps in BRTSCALE for each bin */ |
| 35 |
> |
#define HISTEP 16 /* 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 */ |
| 97 |
– |
#if (TM_BRTSCALE==128) |
| 98 |
– |
#define BMESLOWER (-663) /* encoded LMESLOWER */ |
| 99 |
– |
#define BMESUPPER (221) /* encoded LMESUPPER */ |
| 100 |
– |
#else |
| 45 |
|
#define BMESLOWER ((int)(-5.18*TM_BRTSCALE-.5)) |
| 46 |
|
#define BMESUPPER ((int)(1.73*TM_BRTSCALE+.5)) |
| 103 |
– |
#endif |
| 47 |
|
|
| 105 |
– |
#ifndef int4 |
| 106 |
– |
#define int4 int /* assume 32-bit integers */ |
| 107 |
– |
#endif |
| 48 |
|
/* approximate scotopic lum. */ |
| 49 |
|
#define SCO_rf 0.062 |
| 50 |
|
#define SCO_gf 0.608 |
| 51 |
|
#define SCO_bf 0.330 |
| 52 |
|
#define scotlum(c) (SCO_rf*(c)[RED] + SCO_gf*(c)[GRN] + SCO_bf*(c)[BLU]) |
| 53 |
< |
#define normscot(c) ( ( (int4)(SCO_rf*256.+.5)*(c)[RED] + \ |
| 54 |
< |
(int4)(SCO_gf*256.+.5)*(c)[GRN] + \ |
| 55 |
< |
(int4)(SCO_bf*256.+.5)*(c)[BLU] ) >> 8 ) |
| 53 |
> |
#define normscot(c) ( ( (int32)(SCO_rf*256.+.5)*(c)[RED] + \ |
| 54 |
> |
(int32)(SCO_gf*256.+.5)*(c)[GRN] + \ |
| 55 |
> |
(int32)(SCO_bf*256.+.5)*(c)[BLU] ) >> 8 ) |
| 56 |
|
|
| 57 |
< |
#ifndef malloc |
| 118 |
< |
MEM_PTR malloc(); |
| 119 |
< |
MEM_PTR calloc(); |
| 120 |
< |
#endif |
| 121 |
< |
extern int tmErrorReturn(); |
| 57 |
> |
extern int tmNewMap(TMstruct *tms); /* allocate new tone-mapping */ |
| 58 |
|
|
| 59 |
+ |
extern int tmErrorReturn(const char *, TMstruct *, int); |
| 60 |
+ |
|
| 61 |
|
/* lookup for mesopic scaling */ |
| 62 |
|
extern BYTE tmMesofact[BMESUPPER-BMESLOWER]; |
| 63 |
|
|
| 64 |
< |
extern void tmMkMesofact(); /* build tmMesofact */ |
| 64 |
> |
extern void tmMkMesofact(void); /* build tmMesofact */ |
| 65 |
|
|
| 66 |
< |
#define returnErr(code) return(tmErrorReturn(funcName,code)) |
| 66 |
> |
#define returnErr(code) return(tmErrorReturn(funcName,tms,code)) |
| 67 |
|
#define returnOK return(TM_E_OK) |
| 68 |
|
|
| 69 |
|
#define FEQ(a,b) ((a) < (b)+1e-5 && (b) < (a)+1e-5) |
| 76 |
|
#ifdef __cplusplus |
| 77 |
|
} |
| 78 |
|
#endif |
| 79 |
+ |
#endif /* _RAD_TMPRIVAT_H_ */ |
| 80 |
+ |
|
