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greg |
3.4 |
/* RCSid: $Id$ */
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gwlarson |
3.1 |
/*
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* Header file for Radiance - OpenGL routines.
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*/
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greg |
3.4 |
/* ====================================================================
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* The Radiance Software License, Version 1.0
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*
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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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gwlarson |
3.1 |
#include "standard.h"
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gwlarson |
3.3 |
#include <GL/glu.h>
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gwlarson |
3.1 |
#include "color.h"
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#include "object.h"
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#include "otypes.h"
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#include "lookup.h"
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#define MAXLIGHTS 8 /* number of OGL light sources */
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#define MAXSPECEXP 128. /* maximum allowed specular exponent */
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#define UNKSPECEXP 25. /* value to use when exponent unknown */
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typedef struct {
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short type; /* material type (from otypes.h) */
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short nlinks; /* number of links to this material */
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union {
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struct {
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COLOR ambdiff; /* ambient and diffuse color */
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COLOR specular; /* specular color */
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GLfloat specexp; /* specular exponent */
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} m; /* regular material */
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struct {
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COLOR emission; /* emitting component */
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GLfloat spotdir[3]; /* spot direction */
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GLfloat spotang; /* spot cutoff angle */
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} l; /* light source */
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} u; /* union of types */
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} MATREC; /* OGL material properties */
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extern double expval; /* global exposure value */
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extern COLOR ambval; /* global ambient value */
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gwlarson |
3.2 |
extern int glightid[MAXLIGHTS]; /* OpenGL GL_LIGHTi values */
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gwlarson |
3.1 |
extern int dolights; /* are we outputting light sources? */
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extern int domats; /* are we doing materials? */
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extern LUTAB mtab; /* material/modifier lookup table */
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greg |
3.4 |
#define issrcmat(m) ((m) != NULL && islight((m)->type) && \
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(m)->type != MAT_GLOW)
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#ifdef NOPROTO
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gwlarson |
3.1 |
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greg |
3.4 |
extern void domatobj();
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extern void domatvert();
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gwlarson |
3.1 |
extern int newglist();
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greg |
3.4 |
extern void rgl_checkerr();
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extern int rgl_filelist();
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extern int rgl_octlist();
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extern void rgl_load();
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extern void rgl_object();
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extern int o_instance();
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extern int loadoctrees();
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gwlarson |
3.1 |
extern double checkoct();
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greg |
3.4 |
extern int loadoct();
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extern void rgl_matclear();
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extern MATREC *getmatp();
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extern int o_default();
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extern MATREC *newmaterial();
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extern void freemtl();
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extern int m_normal();
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extern int m_aniso();
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extern int m_glass();
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extern int m_brdf();
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extern int m_brdf2();
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extern int m_light();
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extern int m_mirror();
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extern int m_prism();
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extern void lightinit();
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extern void lightclean();
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extern void lightdefs();
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extern int o_source();
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extern int doflatsrc();
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extern int dosphsrc();
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extern void setmaterial();
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extern double polyarea();
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extern int o_face();
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extern void surfclean();
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extern int o_sphere();
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extern int o_cone();
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extern int o_ring();
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#else
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/* defined in rgldomat.c */
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extern void domatobj(MATREC *mp, FVECT cent);
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extern void domatvert(MATREC *mp, FVECT v, FVECT n);
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/* defined in rglfile.c */
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extern int newglist(void);
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extern void rgl_checkerr(char *where);
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extern int rgl_filelist(int ic, char **inp, int *nl);
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extern int rgl_octlist(char *fname, FVECT cent, FLOAT *radp, int *nl);
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extern void rgl_load(char *inpspec);
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extern void rgl_object(char *name, FILE *fp);
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/* defined in rglinst.c */
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extern int o_instance(OBJREC *o);
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extern int loadoctrees(void);
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extern double checkoct(char *fname, FVECT cent);
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extern int loadoct(char *fname);
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/* defined in rglmat.c */
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extern void rgl_matclear(void);
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extern MATREC *getmatp(char *nam);
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extern int o_default(OBJREC *o);
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extern MATREC *newmaterial(char *nam);
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extern void freemtl(MATREC *mp);
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extern int m_normal(OBJREC *o);
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extern int m_aniso(OBJREC *o);
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extern int m_glass(OBJREC *o);
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extern int m_brdf(OBJREC *o);
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extern int m_brdf2(OBJREC *o);
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extern int m_light(OBJREC *o);
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extern int m_mirror(OBJREC *o);
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extern int m_prism(OBJREC *o);
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/* defined in rglsrc.c */
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extern void lightinit(void);
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extern void lightclean(void);
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extern void lightdefs(void);
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extern int o_source(OBJREC *o);
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extern int doflatsrc(MATREC *m, FVECT pos, FVECT norm, double area);
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extern int dosphsrc(MATREC *m, FVECT pos, double area);
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/* defined in rglsurf.c */
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extern void setmaterial(MATREC *mp, FVECT cent, int ispoly);
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extern double polyarea(FVECT cent, FVECT norm, int n, FVECT v[]);
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extern int o_face(OBJREC *o);
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extern void surfclean(void);
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extern int o_sphere(OBJREC *o);
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extern int o_cone(OBJREC *o);
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extern int o_ring(OBJREC *o);
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gwlarson |
3.1 |
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greg |
3.4 |
#endif
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