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/* Copyright (c) 1990 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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* Initialize ofun[] list for renderers |
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*/ |
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#include "standard.h" |
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#include "copyright.h" |
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#include "ray.h" |
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#include "otypes.h" |
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#include "rtotypes.h" |
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#include "otspecial.h" |
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extern int o_sphere(); |
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extern int o_face(); |
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extern int o_cone(); |
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extern int o_instance(); |
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extern int m_light(); |
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extern int m_normal(); |
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extern int m_dielectric(); |
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extern int m_glass(); |
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extern int m_clip(); |
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extern int m_brdf(); |
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extern int t_func(), t_data(); |
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extern int p_cfunc(), p_bfunc(); |
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extern int p_pdata(), p_cdata(), p_bdata(); |
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extern int mx_func(), mx_data(); |
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extern int text(); |
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FUN ofun[NUMOTYPE] = INIT_OTYPE; |
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initotypes() /* initialize ofun array */ |
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void |
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initotypes(void) /* initialize ofun array */ |
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{ |
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ofun[OBJ_SPHERE].funp = |
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ofun[OBJ_BUBBLE].funp = o_sphere; |
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ofun[OBJ_TUBE].funp = |
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ofun[OBJ_RING].funp = o_cone; |
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ofun[OBJ_INSTANCE].funp = o_instance; |
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ofun[OBJ_MESH].funp = o_mesh; |
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ofun[MOD_ALIAS].funp = m_alias; |
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ofun[MAT_LIGHT].funp = |
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ofun[MAT_ILLUM].funp = |
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ofun[MAT_GLOW].funp = |
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ofun[MAT_SPOT].funp = m_light; |
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ofun[MAT_LIGHT].flags |= T_OPAQUE; |
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ofun[MAT_SPOT].flags |= T_OPAQUE; |
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ofun[MAT_PLASTIC].funp = |
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ofun[MAT_METAL].funp = |
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ofun[MAT_TRANS].funp = m_normal; |
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ofun[MAT_PLASTIC].flags |= T_OPAQUE; |
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ofun[MAT_METAL].flags |= T_OPAQUE; |
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ofun[MAT_TRANS].flags |= T_TRANSP; |
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ofun[MAT_PLASTIC2].funp = |
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ofun[MAT_METAL2].funp = |
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ofun[MAT_TRANS2].funp = m_aniso; |
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ofun[MAT_PLASTIC2].flags |= T_OPAQUE; |
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ofun[MAT_METAL2].flags |= T_OPAQUE; |
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ofun[MAT_TRANS2].flags |= T_TRANSP; |
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ofun[MAT_ASHIKHMIN].funp = m_ashikhmin; |
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ofun[MAT_ASHIKHMIN].flags |= T_OPAQUE; |
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ofun[MAT_DIELECTRIC].funp = |
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ofun[MAT_INTERFACE].funp = m_dielectric; |
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ofun[MAT_DIELECTRIC].flags |= T_TRANSP; |
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ofun[MAT_INTERFACE].flags |= T_TRANSP; |
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ofun[MAT_MIST].funp = m_mist; |
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ofun[MAT_MIST].flags |= T_TRANSP; |
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ofun[MAT_GLASS].funp = m_glass; |
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ofun[MAT_GLASS].flags |= T_TRANSP; |
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ofun[MAT_MIRROR].funp = m_mirror; |
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ofun[MAT_DIRECT1].funp = |
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ofun[MAT_DIRECT2].funp = m_direct; |
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ofun[MAT_CLIP].funp = m_clip; |
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ofun[MAT_BRTDF].funp = m_brdf; |
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ofun[MAT_BSDF].funp = |
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ofun[MAT_ABSDF].funp = m_bsdf; |
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ofun[MAT_ABSDF].flags |= T_TRANSP; |
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ofun[MAT_PFUNC].funp = |
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ofun[MAT_MFUNC].funp = |
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ofun[MAT_PDATA].funp = |
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ofun[MAT_MDATA].funp = m_brdf; |
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ofun[MAT_MDATA].funp = |
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ofun[MAT_TFUNC].funp = |
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ofun[MAT_TDATA].funp = m_brdf2; |
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ofun[MAT_PFUNC].flags |= T_OPAQUE; |
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ofun[MAT_MFUNC].flags |= T_OPAQUE; |
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ofun[MAT_TFUNC].flags |= T_OPAQUE; |
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ofun[MAT_PDATA].flags |= T_OPAQUE; |
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ofun[MAT_MDATA].flags |= T_OPAQUE; |
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ofun[MAT_TDATA].flags |= T_OPAQUE; |
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ofun[TEX_FUNC].funp = t_func; |
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ofun[TEX_DATA].funp = t_data; |
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ofun[PAT_CFUNC].funp = p_cfunc; |
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ofun[PAT_BFUNC].funp = p_bfunc; |
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ofun[PAT_CPICT].funp = p_pdata; |
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ofun[PAT_CDATA].funp = p_cdata; |
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ofun[PAT_SPECTRUM].funp = p_spectrum; |
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ofun[PAT_SPECFILE].funp = p_specfile; |
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ofun[PAT_SPECFUNC].funp = p_specfunc; |
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ofun[PAT_BDATA].funp = p_bdata; |
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ofun[PAT_CTEXT].funp = |
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ofun[PAT_BTEXT].funp = |
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ofun[MIX_TEXT].funp = text; |
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ofun[MIX_TEXT].funp = do_text; |
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ofun[MIX_FUNC].funp = mx_func; |
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ofun[MIX_DATA].funp = mx_data; |
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ofun[MIX_PICT].funp = mx_pdata; |
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} |
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o_default() /* default action is error */ |
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int |
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o_default(OBJREC *o, RAY *r) /* default action is error */ |
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{ |
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error(INTERNAL, "unexpected object call"); |
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objerror(o, CONSISTENCY, "unexpected object call"); |
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/* unused call to load freeobjmem.o */ |
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free_objs(0, 0); |
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return(0); |
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} |
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OBJREC * |
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findmaterial(OBJREC *o) /* find an object's actual material */ |
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{ |
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OBJECT obj = OVOID; |
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while (!ismaterial(o->otype)) { |
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if (o->otype == MOD_ALIAS && o->oargs.nsargs) { |
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OBJREC *ao = o; |
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if (obj == OVOID) |
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obj = objndx(o); |
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do { |
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if (!ao->oargs.nsargs) |
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obj = ao->omod; |
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else |
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obj = lastmod(obj, ao->oargs.sarg[0]); |
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if (obj == OVOID) |
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objerror(ao, USER, "bad reference"); |
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ao = objptr(obj); |
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} while (ao->otype == MOD_ALIAS); |
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/* check if aliased to material */ |
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if (ismaterial(ao->otype)) |
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return(ao); |
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} |
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if (o->omod == OVOID) { |
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/* void mixture de facto material? */ |
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if (ismixture(o->otype)) |
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break; |
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return(NULL); /* else no material found */ |
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} |
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obj = o->omod; |
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o = objptr(obj); |
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} |
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return(o); |
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} |
