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/* Copyright (c) 1992 Regents of the University of California */ |
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#ifndef lint |
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static char SCCSid[] = "$SunId$ LBL"; |
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static const char RCSid[] = "$Id$"; |
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#endif |
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/* |
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* text.c - functions for text patterns and mixtures. |
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*/ |
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/* ==================================================================== |
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* The Radiance Software License, Version 1.0 |
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* |
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* 11/12/86 |
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* Copyright (c) 1990 - 2002 The Regents of the University of California, |
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* through Lawrence Berkeley National Laboratory. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. The end-user documentation included with the redistribution, |
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* if any, must include the following acknowledgment: |
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* "This product includes Radiance software |
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* (http://radsite.lbl.gov/) |
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* developed by the Lawrence Berkeley National Laboratory |
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* (http://www.lbl.gov/)." |
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* Alternately, this acknowledgment may appear in the software itself, |
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* if and wherever such third-party acknowledgments normally appear. |
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* |
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* 4. The names "Radiance," "Lawrence Berkeley National Laboratory" |
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* and "The Regents of the University of California" must |
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* not be used to endorse or promote products derived from this |
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* software without prior written permission. For written |
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* permission, please contact [email protected]. |
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* |
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* 5. Products derived from this software may not be called "Radiance", |
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* nor may "Radiance" appear in their name, without prior written |
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* permission of Lawrence Berkeley National Laboratory. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL Lawrence Berkeley National Laboratory OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of Lawrence Berkeley National Laboratory. For more |
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* information on Lawrence Berkeley National Laboratory, please see |
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* <http://www.lbl.gov/>. |
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*/ |
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#include "ray.h" |
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* [spacing] |
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* |
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* Colortext is identical, except colors are given rather than |
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* brightnesses. Mixtext has foreground and background modifiers: |
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* brightnesses. |
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* |
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* Mixtext has foreground and background modifiers: |
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* |
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* modifier mixtext id |
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* 4+ foremod backmod fontfile text.. |
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* 0 |
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TLINE tl; /* line list */ |
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} TEXT; |
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extern char *getlibpath(); |
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extern char *fgetword(); |
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TEXT *gettext(); |
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TLINE *tlalloc(); |
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text(m, r) |
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do_text(m, r) |
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register OBJREC *m; |
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RAY *r; |
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{ |
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char *modname = m->oargs.sarg[foreground ? 0 : 1]; |
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if (!strcmp(modname, VOIDID)) |
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omod = OVOID; |
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else if ((omod = modifier(modname)) == OVOID) { |
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else if ((omod = lastmod(objndx(m), modname)) == OVOID) { |
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sprintf(errmsg, "undefined modifier \"%s\"", modname); |
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objerror(m, USER, errmsg); |
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} |
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objerror(m, USER, "inappropriate modifier"); |
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return(1); |
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} |
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} |
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if (m->otype == PAT_BTEXT) { |
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} else if (m->otype == PAT_BTEXT) { |
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if (foreground) |
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scalecolor(r->pcol, m->oargs.farg[9]); |
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else |
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tlalloc(s) /* allocate and assign text line */ |
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char *s; |
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{ |
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extern char *strcpy(); |
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register int siz; |
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register TLINE *tl; |
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{ |
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#define R (tm->oargs.farg+3) |
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#define D (tm->oargs.farg+6) |
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extern char *strcpy(); |
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FVECT DxR; |
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double d; |
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FILE *fp; |
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/* compute vectors */ |
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fcross(DxR, D, R); |
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fcross(t->right, DxR, D); |
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d = DOT(D,D)/DOT(t->right,t->right); |
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d = DOT(t->right,t->right); |
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if (d <= FTINY*FTINY*FTINY*FTINY) |
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objerror(tm, USER, "illegal motion vector"); |
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d = DOT(D,D)/d; |
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for (i = 0; i < 3; i++) |
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t->right[i] *= d; |
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fcross(t->down, R, DxR); |
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return; |
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while ((tlp = tp->tl.next) != NULL) { |
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tp->tl.next = tlp->next; |
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free((char *)tlp->spc); |
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free((char *)tlp); |
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free((void *)tlp->spc); |
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free((void *)tlp); |
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} |
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free((char *)tp); |
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freefont(tp->f); /* release font reference */ |
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free((void *)tp); |
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m->os = NULL; |
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} |
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