7 |
|
* Externals declared in color.h |
8 |
|
*/ |
9 |
|
|
10 |
< |
/* ==================================================================== |
11 |
< |
* The Radiance Software License, Version 1.0 |
12 |
< |
* |
13 |
< |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
14 |
< |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
15 |
< |
* |
16 |
< |
* Redistribution and use in source and binary forms, with or without |
17 |
< |
* modification, are permitted provided that the following conditions |
18 |
< |
* are met: |
19 |
< |
* |
20 |
< |
* 1. Redistributions of source code must retain the above copyright |
21 |
< |
* notice, this list of conditions and the following disclaimer. |
22 |
< |
* |
23 |
< |
* 2. Redistributions in binary form must reproduce the above copyright |
24 |
< |
* notice, this list of conditions and the following disclaimer in |
25 |
< |
* the documentation and/or other materials provided with the |
26 |
< |
* distribution. |
27 |
< |
* |
28 |
< |
* 3. The end-user documentation included with the redistribution, |
29 |
< |
* if any, must include the following acknowledgment: |
30 |
< |
* "This product includes Radiance software |
31 |
< |
* (http://radsite.lbl.gov/) |
32 |
< |
* developed by the Lawrence Berkeley National Laboratory |
33 |
< |
* (http://www.lbl.gov/)." |
34 |
< |
* Alternately, this acknowledgment may appear in the software itself, |
35 |
< |
* if and wherever such third-party acknowledgments normally appear. |
36 |
< |
* |
37 |
< |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
38 |
< |
* and "The Regents of the University of California" must |
39 |
< |
* not be used to endorse or promote products derived from this |
40 |
< |
* software without prior written permission. For written |
41 |
< |
* permission, please contact [email protected]. |
42 |
< |
* |
43 |
< |
* 5. Products derived from this software may not be called "Radiance", |
44 |
< |
* nor may "Radiance" appear in their name, without prior written |
45 |
< |
* permission of Lawrence Berkeley National Laboratory. |
46 |
< |
* |
47 |
< |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
48 |
< |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
49 |
< |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
50 |
< |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
51 |
< |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
52 |
< |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
53 |
< |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
54 |
< |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
55 |
< |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
56 |
< |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
57 |
< |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
58 |
< |
* SUCH DAMAGE. |
59 |
< |
* ==================================================================== |
60 |
< |
* |
61 |
< |
* This software consists of voluntary contributions made by many |
62 |
< |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
63 |
< |
* information on Lawrence Berkeley National Laboratory, please see |
64 |
< |
* <http://www.lbl.gov/>. |
65 |
< |
*/ |
10 |
> |
#include "copyright.h" |
11 |
|
|
12 |
|
#include <stdio.h> |
13 |
|
|
17 |
|
|
18 |
|
#include "color.h" |
19 |
|
|
20 |
+ |
#ifdef getc_unlocked /* avoid horrendous overhead of flockfile */ |
21 |
+ |
#undef getc |
22 |
+ |
#undef putc |
23 |
+ |
#define getc getc_unlocked |
24 |
+ |
#define putc putc_unlocked |
25 |
+ |
#endif |
26 |
+ |
|
27 |
|
#define MINELEN 8 /* minimum scanline length for encoding */ |
28 |
|
#define MAXELEN 0x7fff /* maximum scanline length for encoding */ |
29 |
|
#define MINRUN 4 /* minimum run length */ |
38 |
|
|
39 |
|
if (len > tempbuflen) { |
40 |
|
if (tempbuflen > 0) |
41 |
< |
tempbuf = (char *)realloc(tempbuf, len); |
41 |
> |
tempbuf = (char *)realloc((void *)tempbuf, len); |
42 |
|
else |
43 |
|
tempbuf = (char *)malloc(len); |
44 |
|
tempbuflen = tempbuf==NULL ? 0 : len; |
56 |
|
register int i, j, beg, cnt = 1; |
57 |
|
int c2; |
58 |
|
|
59 |
< |
if (len < MINELEN | len > MAXELEN) /* OOBs, write out flat */ |
59 |
> |
if ((len < MINELEN) | (len > MAXELEN)) /* OOBs, write out flat */ |
60 |
|
return(fwrite((char *)scanline,sizeof(COLR),len,fp) - len); |
61 |
|
/* put magic header */ |
62 |
|
putc(2, fp); |
146 |
|
register int i, j; |
147 |
|
int code, val; |
148 |
|
/* determine scanline type */ |
149 |
< |
if (len < MINELEN | len > MAXELEN) |
149 |
> |
if ((len < MINELEN) | (len > MAXELEN)) |
150 |
|
return(oldreadcolrs(scanline, len, fp)); |
151 |
|
if ((i = getc(fp)) == EOF) |
152 |
|
return(-1); |
260 |
|
|
261 |
|
d = frexp(d, &e) * 255.9999 / d; |
262 |
|
|
263 |
< |
clr[RED] = r * d; |
264 |
< |
clr[GRN] = g * d; |
265 |
< |
clr[BLU] = b * d; |
263 |
> |
if (r > 0.0) |
264 |
> |
clr[RED] = r * d; |
265 |
> |
else |
266 |
> |
clr[RED] = 0; |
267 |
> |
if (g > 0.0) |
268 |
> |
clr[GRN] = g * d; |
269 |
> |
else |
270 |
> |
clr[GRN] = 0; |
271 |
> |
if (b > 0.0) |
272 |
> |
clr[BLU] = b * d; |
273 |
> |
else |
274 |
> |
clr[BLU] = 0; |
275 |
> |
|
276 |
|
clr[EXP] = e + COLXS; |
277 |
|
} |
278 |
|
|