1 |
< |
/* RCSid: $Id$ */ |
1 |
> |
/* RCSid $Id$ */ |
2 |
|
/* |
3 |
|
* color.h - header for routines using pixel color values. |
4 |
|
* |
9 |
|
* for speed. Stored color values use 4 bytes which contain |
10 |
|
* three single byte mantissas and a common exponent. |
11 |
|
*/ |
12 |
+ |
#ifndef _RAD_COLOR_H_ |
13 |
+ |
#define _RAD_COLOR_H_ |
14 |
|
|
13 |
– |
/* ==================================================================== |
14 |
– |
* The Radiance Software License, Version 1.0 |
15 |
– |
* |
16 |
– |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
17 |
– |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
18 |
– |
* |
19 |
– |
* Redistribution and use in source and binary forms, with or without |
20 |
– |
* modification, are permitted provided that the following conditions |
21 |
– |
* are met: |
22 |
– |
* |
23 |
– |
* 1. Redistributions of source code must retain the above copyright |
24 |
– |
* notice, this list of conditions and the following disclaimer. |
25 |
– |
* |
26 |
– |
* 2. Redistributions in binary form must reproduce the above copyright |
27 |
– |
* notice, this list of conditions and the following disclaimer in |
28 |
– |
* the documentation and/or other materials provided with the |
29 |
– |
* distribution. |
30 |
– |
* |
31 |
– |
* 3. The end-user documentation included with the redistribution, |
32 |
– |
* if any, must include the following acknowledgment: |
33 |
– |
* "This product includes Radiance software |
34 |
– |
* (http://radsite.lbl.gov/) |
35 |
– |
* developed by the Lawrence Berkeley National Laboratory |
36 |
– |
* (http://www.lbl.gov/)." |
37 |
– |
* Alternately, this acknowledgment may appear in the software itself, |
38 |
– |
* if and wherever such third-party acknowledgments normally appear. |
39 |
– |
* |
40 |
– |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
41 |
– |
* and "The Regents of the University of California" must |
42 |
– |
* not be used to endorse or promote products derived from this |
43 |
– |
* software without prior written permission. For written |
44 |
– |
* permission, please contact [email protected]. |
45 |
– |
* |
46 |
– |
* 5. Products derived from this software may not be called "Radiance", |
47 |
– |
* nor may "Radiance" appear in their name, without prior written |
48 |
– |
* permission of Lawrence Berkeley National Laboratory. |
49 |
– |
* |
50 |
– |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
51 |
– |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
52 |
– |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
53 |
– |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
54 |
– |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
55 |
– |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
56 |
– |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
57 |
– |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
58 |
– |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
59 |
– |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
60 |
– |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
61 |
– |
* SUCH DAMAGE. |
62 |
– |
* ==================================================================== |
63 |
– |
* |
64 |
– |
* This software consists of voluntary contributions made by many |
65 |
– |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
66 |
– |
* information on Lawrence Berkeley National Laboratory, please see |
67 |
– |
* <http://www.lbl.gov/>. |
68 |
– |
*/ |
69 |
– |
|
70 |
– |
#include <stdio.h> |
15 |
|
#include <stdlib.h> |
16 |
|
|
17 |
|
#ifdef __cplusplus |
33 |
|
|
34 |
|
typedef BYTE COLR[4]; /* red, green, blue (or X,Y,Z), exponent */ |
35 |
|
|
36 |
< |
typedef float COLOR[3]; /* red, green, blue (or X,Y,Z) */ |
36 |
> |
typedef float COLORV; |
37 |
> |
typedef COLORV COLOR[3]; /* red, green, blue (or X,Y,Z) */ |
38 |
|
|
39 |
|
typedef float RGBPRIMS[4][2]; /* (x,y) chromaticities for RGBW */ |
40 |
|
typedef float (*RGBPRIMP)[2]; /* pointer to RGBPRIMS array */ |
114 |
|
#define D65EFFICACY 203. /* standard illuminant D65 */ |
115 |
|
#define INCEFFICACY 160. /* illuminant A (incand.) */ |
116 |
|
#define SUNEFFICACY 208. /* illuminant B (solar dir.) */ |
117 |
< |
#define SKYEFFICACY D65EFFICACY /* skylight */ |
117 |
> |
#define SKYEFFICACY D65EFFICACY /* skylight (should be 110) */ |
118 |
|
#define DAYEFFICACY D65EFFICACY /* combined sky and solar */ |
119 |
|
|
120 |
|
#define luminance(col) (WHTEFFICACY * bright(col)) |
198 |
|
|
199 |
|
#define rgb_cie(xyz,rgb) colortrans(xyz,rgb2xyzmat,rgb) |
200 |
|
|
201 |
< |
#ifdef BSD |
257 |
< |
#define cpcolormat(md,ms) bcopy((char *)ms,(char *)md,sizeof(COLORMAT)) |
258 |
< |
#else |
259 |
< |
#define cpcolormat(md,ms) memcpy((char *)md,(char *)ms,sizeof(COLORMAT)) |
260 |
< |
#endif |
201 |
> |
#define cpcolormat(md,ms) memcpy((void *)md,(void *)ms,sizeof(COLORMAT)) |
202 |
|
|
262 |
– |
#ifdef NOPROTO |
203 |
|
/* defined in color.c */ |
264 |
– |
extern char *tempbuffer(); |
265 |
– |
extern int fwritecolrs(); |
266 |
– |
extern int freadcolrs(); |
267 |
– |
extern int fwritescan(); |
268 |
– |
extern int freadscan(); |
269 |
– |
extern void setcolr(); |
270 |
– |
extern void colr_color(); |
271 |
– |
extern int bigdiff(); |
272 |
– |
/* defined in spec_rgb.c */ |
273 |
– |
extern void spec_rgb(); |
274 |
– |
extern void spec_cie(); |
275 |
– |
extern void cie_rgb(); |
276 |
– |
extern int clipgamut(); |
277 |
– |
extern void colortrans(); |
278 |
– |
extern void multcolormat(); |
279 |
– |
extern void compxyz2rgbmat(); |
280 |
– |
extern void comprgb2xyzmat(); |
281 |
– |
extern void comprgb2rgbmat(); |
282 |
– |
extern void compxyzWBmat(); |
283 |
– |
extern void compxyz2rgbWBmat(); |
284 |
– |
extern void comprgb2xyzWBmat(); |
285 |
– |
extern void comprgb2rgbWBmat(); |
286 |
– |
/* defined in colrops.c */ |
287 |
– |
extern int setcolrcor(); |
288 |
– |
extern int setcolrinv(); |
289 |
– |
extern int setcolrgam(); |
290 |
– |
extern int colrs_gambs(); |
291 |
– |
extern int gambs_colrs(); |
292 |
– |
extern void shiftcolrs(); |
293 |
– |
extern void normcolrs(); |
294 |
– |
|
295 |
– |
#else |
296 |
– |
/* defined in color.c */ |
204 |
|
extern char *tempbuffer(unsigned int len); |
205 |
|
extern int fwritecolrs(COLR *scanline, int len, FILE *fp); |
206 |
|
extern int freadcolrs(COLR *scanline, int len, FILE *fp); |
227 |
|
extern void comprgb2xyzWBmat(COLORMAT mat, RGBPRIMS pr); |
228 |
|
extern void comprgb2rgbWBmat(COLORMAT mat, RGBPRIMS pr1, RGBPRIMS pr2); |
229 |
|
/* defined in colrops.c */ |
230 |
< |
extern int setcolrcor(double (*f)(), double a2); |
231 |
< |
extern int setcolrinv(double (*f)(), double a2); |
230 |
> |
extern int setcolrcor(double (*f)(double, double), double a2); |
231 |
> |
extern int setcolrinv(double (*f)(double, double), double a2); |
232 |
|
extern int setcolrgam(double g); |
233 |
|
extern int colrs_gambs(COLR *scan, int len); |
234 |
|
extern int gambs_colrs(COLR *scan, int len); |
235 |
|
extern void shiftcolrs(COLR *scan, int len, int adjust); |
236 |
|
extern void normcolrs(COLR *scan, int len, int adjust); |
237 |
|
|
331 |
– |
#endif |
238 |
|
|
239 |
|
#ifdef __cplusplus |
240 |
|
} |
241 |
|
#endif |
242 |
+ |
#endif /* _RAD_COLOR_H_ */ |
243 |
+ |
|