| 5 |
|
* mx_data.c - routine for stored mixtures. |
| 6 |
|
*/ |
| 7 |
|
|
| 8 |
< |
/* ==================================================================== |
| 9 |
< |
* The Radiance Software License, Version 1.0 |
| 10 |
< |
* |
| 11 |
< |
* Copyright (c) 1990 - 2002 The Regents of the University of California, |
| 12 |
< |
* through Lawrence Berkeley National Laboratory. All rights reserved. |
| 13 |
< |
* |
| 14 |
< |
* Redistribution and use in source and binary forms, with or without |
| 15 |
< |
* modification, are permitted provided that the following conditions |
| 16 |
< |
* are met: |
| 17 |
< |
* |
| 18 |
< |
* 1. Redistributions of source code must retain the above copyright |
| 19 |
< |
* notice, this list of conditions and the following disclaimer. |
| 20 |
< |
* |
| 21 |
< |
* 2. Redistributions in binary form must reproduce the above copyright |
| 22 |
< |
* notice, this list of conditions and the following disclaimer in |
| 23 |
< |
* the documentation and/or other materials provided with the |
| 24 |
< |
* distribution. |
| 25 |
< |
* |
| 26 |
< |
* 3. The end-user documentation included with the redistribution, |
| 27 |
< |
* if any, must include the following acknowledgment: |
| 28 |
< |
* "This product includes Radiance software |
| 29 |
< |
* (http://radsite.lbl.gov/) |
| 30 |
< |
* developed by the Lawrence Berkeley National Laboratory |
| 31 |
< |
* (http://www.lbl.gov/)." |
| 32 |
< |
* Alternately, this acknowledgment may appear in the software itself, |
| 33 |
< |
* if and wherever such third-party acknowledgments normally appear. |
| 34 |
< |
* |
| 35 |
< |
* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
| 36 |
< |
* and "The Regents of the University of California" must |
| 37 |
< |
* not be used to endorse or promote products derived from this |
| 38 |
< |
* software without prior written permission. For written |
| 39 |
< |
* permission, please contact [email protected]. |
| 40 |
< |
* |
| 41 |
< |
* 5. Products derived from this software may not be called "Radiance", |
| 42 |
< |
* nor may "Radiance" appear in their name, without prior written |
| 43 |
< |
* permission of Lawrence Berkeley National Laboratory. |
| 44 |
< |
* |
| 45 |
< |
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| 46 |
< |
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 47 |
< |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 48 |
< |
* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
| 49 |
< |
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 50 |
< |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 51 |
< |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| 52 |
< |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| 53 |
< |
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| 54 |
< |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| 55 |
< |
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 56 |
< |
* SUCH DAMAGE. |
| 57 |
< |
* ==================================================================== |
| 58 |
< |
* |
| 59 |
< |
* This software consists of voluntary contributions made by many |
| 60 |
< |
* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
| 61 |
< |
* information on Lawrence Berkeley National Laboratory, please see |
| 62 |
< |
* <http://www.lbl.gov/>. |
| 63 |
< |
*/ |
| 8 |
> |
#include "copyright.h" |
| 9 |
|
|
| 10 |
|
#include "ray.h" |
| 66 |
– |
|
| 11 |
|
#include "data.h" |
| 68 |
– |
|
| 12 |
|
#include "func.h" |
| 13 |
+ |
#include "rtotypes.h" |
| 14 |
|
|
| 15 |
|
/* |
| 16 |
|
* A stored mixture is specified: |
| 41 |
|
*/ |
| 42 |
|
|
| 43 |
|
|
| 44 |
< |
mx_data(m, r) /* interpolate mixture data */ |
| 45 |
< |
register OBJREC *m; |
| 46 |
< |
RAY *r; |
| 44 |
> |
extern int |
| 45 |
> |
mx_data( /* interpolate mixture data */ |
| 46 |
> |
register OBJREC *m, |
| 47 |
> |
RAY *r |
| 48 |
> |
) |
| 49 |
|
{ |
| 50 |
|
OBJECT obj; |
| 51 |
|
double coef; |
| 73 |
|
errno = 0; |
| 74 |
|
for (i = 0; i < dp->nd; i++) { |
| 75 |
|
pt[i] = evalue(mf->ep[i]); |
| 76 |
< |
if (errno) |
| 76 |
> |
if (errno == EDOM || errno == ERANGE) |
| 77 |
|
goto computerr; |
| 78 |
|
} |
| 79 |
|
coef = datavalue(dp, pt); |
| 80 |
|
errno = 0; |
| 81 |
|
coef = funvalue(m->oargs.sarg[2], 1, &coef); |
| 82 |
< |
if (errno) |
| 82 |
> |
if (errno == EDOM || errno == ERANGE) |
| 83 |
|
goto computerr; |
| 84 |
|
if (raymixture(r, mod[0], mod[1], coef)) { |
| 85 |
|
if (m->omod != OVOID) |
| 93 |
|
} |
| 94 |
|
|
| 95 |
|
|
| 96 |
< |
mx_pdata(m, r) /* interpolate mixture picture */ |
| 97 |
< |
register OBJREC *m; |
| 98 |
< |
RAY *r; |
| 96 |
> |
extern int |
| 97 |
> |
mx_pdata( /* interpolate mixture picture */ |
| 98 |
> |
register OBJREC *m, |
| 99 |
> |
RAY *r |
| 100 |
> |
) |
| 101 |
|
{ |
| 102 |
|
OBJECT obj; |
| 103 |
|
double col[3], coef; |
| 124 |
|
errno = 0; |
| 125 |
|
pt[1] = evalue(mf->ep[0]); /* y major ordering */ |
| 126 |
|
pt[0] = evalue(mf->ep[1]); |
| 127 |
< |
if (errno) |
| 127 |
> |
if (errno == EDOM || errno == ERANGE) |
| 128 |
|
goto computerr; |
| 129 |
|
for (i = 0; i < 3; i++) /* get pixel from picture */ |
| 130 |
|
col[i] = datavalue(dp+i, pt); |
| 131 |
|
errno = 0; /* evaluate function on pixel */ |
| 132 |
|
coef = funvalue(m->oargs.sarg[2], 3, col); |
| 133 |
< |
if (errno) |
| 133 |
> |
if (errno == EDOM || errno == ERANGE) |
| 134 |
|
goto computerr; |
| 135 |
|
if (raymixture(r, mod[0], mod[1], coef)) { |
| 136 |
|
if (m->omod != OVOID) |
