mirror of
https://github.com/DrBeef/ioq3quest.git
synced 2024-11-23 12:32:09 +00:00
1211 lines
31 KiB
C
1211 lines
31 KiB
C
/*
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===========================================================================
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Copyright (C) 1999-2005 Id Software, Inc.
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This file is part of Quake III Arena source code.
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Quake III Arena source code is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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Quake III Arena source code is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Foobar; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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===========================================================================
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*/
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//-----------------------------------------------------------------------------
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//
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// $Logfile:: /MissionPack/code/bspc/map_sin.c $
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#include "qbsp.h"
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#include "l_bsp_sin.h"
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#include "aas_map.h" //AAS_CreateMapBrushes
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//====================================================================
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/*
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===========
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Sin_BrushContents
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===========
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*/
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int Sin_BrushContents(mapbrush_t *b)
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{
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int contents;
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side_t *s;
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int i;
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#ifdef SIN
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float trans = 0;
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#else
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int trans;
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#endif
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s = &b->original_sides[0];
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contents = s->contents;
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#ifdef SIN
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trans = sin_texinfo[s->texinfo].translucence;
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#else
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trans = texinfo[s->texinfo].flags;
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#endif
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for (i=1 ; i<b->numsides ; i++, s++)
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{
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s = &b->original_sides[i];
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#ifdef SIN
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trans += sin_texinfo[s->texinfo].translucence;
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#else
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trans |= texinfo[s->texinfo].flags;
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#endif
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if (s->contents != contents)
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{
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#ifdef SIN
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if (
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( s->contents & CONTENTS_DETAIL && !(contents & CONTENTS_DETAIL) ) ||
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( !(s->contents & CONTENTS_DETAIL) && contents & CONTENTS_DETAIL )
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)
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{
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s->contents |= CONTENTS_DETAIL;
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contents |= CONTENTS_DETAIL;
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continue;
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}
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#endif
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printf ("Entity %i, Brush %i: mixed face contents\n"
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, b->entitynum, b->brushnum);
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break;
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}
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}
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#ifdef SIN
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if (contents & CONTENTS_FENCE)
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{
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// contents |= CONTENTS_TRANSLUCENT;
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contents |= CONTENTS_DETAIL;
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contents |= CONTENTS_DUMMYFENCE;
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contents &= ~CONTENTS_SOLID;
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contents &= ~CONTENTS_FENCE;
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contents |= CONTENTS_WINDOW;
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}
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#endif
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// if any side is translucent, mark the contents
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// and change solid to window
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#ifdef SIN
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if ( trans > 0 )
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#else
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if ( trans & (SURF_TRANS33|SURF_TRANS66) )
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#endif
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{
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contents |= CONTENTS_Q2TRANSLUCENT;
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if (contents & CONTENTS_SOLID)
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{
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contents &= ~CONTENTS_SOLID;
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contents |= CONTENTS_WINDOW;
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}
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}
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return contents;
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} //*/
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//============================================================================
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/*
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=================
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ParseBrush
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=================
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* /
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void ParseBrush (entity_t *mapent)
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{
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mapbrush_t *b;
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int i,j, k;
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int mt;
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side_t *side, *s2;
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int planenum;
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brush_texture_t td;
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#ifdef SIN
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textureref_t newref;
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#endif
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int planepts[3][3];
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if (nummapbrushes == MAX_MAP_BRUSHES)
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Error ("nummapbrushes == MAX_MAP_BRUSHES");
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b = &mapbrushes[nummapbrushes];
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b->original_sides = &brushsides[nummapbrushsides];
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b->entitynum = num_entities-1;
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b->brushnum = nummapbrushes - mapent->firstbrush;
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do
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{
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if (!GetToken (true))
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break;
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if (!strcmp (token, "}") )
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break;
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if (nummapbrushsides == MAX_MAP_BRUSHSIDES)
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Error ("MAX_MAP_BRUSHSIDES");
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side = &brushsides[nummapbrushsides];
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// read the three point plane definition
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for (i=0 ; i<3 ; i++)
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{
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if (i != 0)
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GetToken (true);
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if (strcmp (token, "(") )
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Error ("parsing brush");
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for (j=0 ; j<3 ; j++)
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{
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GetToken (false);
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planepts[i][j] = atoi(token);
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}
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GetToken (false);
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if (strcmp (token, ")") )
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Error ("parsing brush");
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}
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//
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// read the texturedef
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//
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GetToken (false);
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strcpy (td.name, token);
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GetToken (false);
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td.shift[0] = atoi(token);
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GetToken (false);
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td.shift[1] = atoi(token);
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GetToken (false);
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#ifdef SIN
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td.rotate = atof(token);
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#else
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td.rotate = atoi(token);
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#endif
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GetToken (false);
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td.scale[0] = atof(token);
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GetToken (false);
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td.scale[1] = atof(token);
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// find default flags and values
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mt = FindMiptex (td.name);
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#ifdef SIN
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// clear out the masks on newref
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memset(&newref,0,sizeof(newref));
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// copy over the name
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strcpy( newref.name, td.name );
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ParseSurfaceInfo( &newref );
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MergeRefs( &bsp_textureref[mt], &newref, &td.tref );
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side->contents = td.tref.contents;
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side->surf = td.tref.flags;
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#else
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td.flags = textureref[mt].flags;
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td.value = textureref[mt].value;
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side->contents = textureref[mt].contents;
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side->surf = td.flags = textureref[mt].flags;
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if (TokenAvailable())
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{
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GetToken (false);
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side->contents = atoi(token);
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GetToken (false);
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side->surf = td.flags = atoi(token);
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GetToken (false);
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td.value = atoi(token);
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}
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#endif
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// translucent objects are automatically classified as detail
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#ifdef SIN
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if ( td.tref.translucence > 0 )
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#else
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if (side->surf & (SURF_TRANS33|SURF_TRANS66) )
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#endif
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side->contents |= CONTENTS_DETAIL;
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if (side->contents & (CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP) )
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side->contents |= CONTENTS_DETAIL;
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if (fulldetail)
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side->contents &= ~CONTENTS_DETAIL;
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if (!(side->contents & ((LAST_VISIBLE_CONTENTS-1)
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| CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP|CONTENTS_MIST) ) )
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side->contents |= CONTENTS_SOLID;
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// hints and skips are never detail, and have no content
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if (side->surf & (SURF_HINT|SURF_SKIP) )
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{
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side->contents = 0;
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#ifndef SIN // I think this is a bug of some kind
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side->surf &= ~CONTENTS_DETAIL;
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#endif
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}
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//
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// find the plane number
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//
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planenum = PlaneFromPoints (planepts[0], planepts[1], planepts[2]);
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if (planenum == -1)
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{
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printf ("Entity %i, Brush %i: plane with no normal\n"
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, b->entitynum, b->brushnum);
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continue;
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}
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//
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// see if the plane has been used already
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//
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for (k=0 ; k<b->numsides ; k++)
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{
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s2 = b->original_sides + k;
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if (s2->planenum == planenum)
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{
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printf ("Entity %i, Brush %i: duplicate plane\n"
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, b->entitynum, b->brushnum);
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break;
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}
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if ( s2->planenum == (planenum^1) )
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{
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printf ("Entity %i, Brush %i: mirrored plane\n"
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, b->entitynum, b->brushnum);
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break;
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}
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}
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if (k != b->numsides)
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continue; // duplicated
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//
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// keep this side
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//
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side = b->original_sides + b->numsides;
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side->planenum = planenum;
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#ifdef SIN
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side->texinfo = TexinfoForBrushTexture (&mapplanes[planenum],
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&td, vec3_origin, &newref);
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//
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// save off lightinfo
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//
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side->lightinfo = LightinfoForBrushTexture ( &td );
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#else
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side->texinfo = TexinfoForBrushTexture (&mapplanes[planenum],
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&td, vec3_origin);
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#endif
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// save the td off in case there is an origin brush and we
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// have to recalculate the texinfo
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side_brushtextures[nummapbrushsides] = td;
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#ifdef SIN
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// save off the merged tref for animating textures
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side_newrefs[nummapbrushsides] = newref;
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#endif
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nummapbrushsides++;
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b->numsides++;
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} while (1);
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// get the content for the entire brush
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b->contents = Sin_BrushContents (b);
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// allow detail brushes to be removed
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if (nodetail && (b->contents & CONTENTS_DETAIL) )
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{
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b->numsides = 0;
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return;
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}
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// allow water brushes to be removed
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if (nowater && (b->contents & (CONTENTS_LAVA | CONTENTS_SLIME | CONTENTS_WATER)) )
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{
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b->numsides = 0;
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return;
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}
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// create windings for sides and bounds for brush
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MakeBrushWindings (b);
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// brushes that will not be visible at all will never be
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// used as bsp splitters
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if (b->contents & (CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP) )
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{
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c_clipbrushes++;
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for (i=0 ; i<b->numsides ; i++)
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b->original_sides[i].texinfo = TEXINFO_NODE;
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}
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//
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// origin brushes are removed, but they set
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// the rotation origin for the rest of the brushes
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// in the entity. After the entire entity is parsed,
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// the planenums and texinfos will be adjusted for
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// the origin brush
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//
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if (b->contents & CONTENTS_ORIGIN)
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{
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char string[32];
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vec3_t origin;
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if (num_entities == 1)
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{
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Error ("Entity %i, Brush %i: origin brushes not allowed in world"
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, b->entitynum, b->brushnum);
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return;
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}
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VectorAdd (b->mins, b->maxs, origin);
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VectorScale (origin, 0.5, origin);
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sprintf (string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2]);
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SetKeyValue (&entities[b->entitynum], "origin", string);
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VectorCopy (origin, entities[b->entitynum].origin);
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// don't keep this brush
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b->numsides = 0;
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return;
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}
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AddBrushBevels (b);
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nummapbrushes++;
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mapent->numbrushes++;
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} //*/
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/*
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================
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MoveBrushesToWorld
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Takes all of the brushes from the current entity and
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adds them to the world's brush list.
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Used by func_group and func_areaportal
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================
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* /
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void MoveBrushesToWorld (entity_t *mapent)
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{
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int newbrushes;
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int worldbrushes;
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mapbrush_t *temp;
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int i;
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// this is pretty gross, because the brushes are expected to be
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// in linear order for each entity
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newbrushes = mapent->numbrushes;
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worldbrushes = entities[0].numbrushes;
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temp = malloc(newbrushes*sizeof(mapbrush_t));
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memcpy (temp, mapbrushes + mapent->firstbrush, newbrushes*sizeof(mapbrush_t));
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#if 0 // let them keep their original brush numbers
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for (i=0 ; i<newbrushes ; i++)
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temp[i].entitynum = 0;
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#endif
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// make space to move the brushes (overlapped copy)
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memmove (mapbrushes + worldbrushes + newbrushes,
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mapbrushes + worldbrushes,
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sizeof(mapbrush_t) * (nummapbrushes - worldbrushes - newbrushes) );
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// copy the new brushes down
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memcpy (mapbrushes + worldbrushes, temp, sizeof(mapbrush_t) * newbrushes);
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// fix up indexes
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entities[0].numbrushes += newbrushes;
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for (i=1 ; i<num_entities ; i++)
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entities[i].firstbrush += newbrushes;
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free (temp);
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mapent->numbrushes = 0;
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} //*/
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/*
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================
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ParseMapEntity
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================
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* /
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qboolean Sin_ParseMapEntity (void)
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{
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entity_t *mapent;
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epair_t *e;
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side_t *s;
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int i, j;
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int startbrush, startsides;
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vec_t newdist;
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mapbrush_t *b;
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if (!GetToken (true))
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return false;
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if (strcmp (token, "{") )
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Error ("ParseEntity: { not found");
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if (num_entities == MAX_MAP_ENTITIES)
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Error ("num_entities == MAX_MAP_ENTITIES");
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startbrush = nummapbrushes;
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startsides = nummapbrushsides;
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mapent = &entities[num_entities];
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num_entities++;
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memset (mapent, 0, sizeof(*mapent));
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mapent->firstbrush = nummapbrushes;
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mapent->numbrushes = 0;
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// mapent->portalareas[0] = -1;
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// mapent->portalareas[1] = -1;
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do
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{
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if (!GetToken (true))
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Error ("ParseEntity: EOF without closing brace");
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if (!strcmp (token, "}") )
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break;
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if (!strcmp (token, "{") )
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ParseBrush (mapent);
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else
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{
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e = ParseEpair ();
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#ifdef SIN
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//HACK HACK HACK
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// MED Gotta do this here
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if ( !stricmp(e->key, "surfacefile") )
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{
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if (!surfacefile[0])
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{
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strcpy( surfacefile, e->value );
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}
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printf ("--- ParseSurfaceFile ---\n");
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printf ("Surface script: %s\n", surfacefile);
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if (!ParseSurfaceFile(surfacefile))
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{
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Error ("Script file not found: %s\n", surfacefile);
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}
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}
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#endif
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e->next = mapent->epairs;
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mapent->epairs = e;
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}
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} while (1);
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#ifdef SIN
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if (!(strlen(ValueForKey(mapent, "origin"))) && ((num_entities-1) != 0))
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{
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mapbrush_t *brush;
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vec3_t origin;
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char string[32];
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vec3_t mins, maxs;
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int start, end;
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// Calculate bounds
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start = mapent->firstbrush;
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end = start + mapent->numbrushes;
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ClearBounds (mins, maxs);
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for (j=start ; j<end ; j++)
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{
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brush = &mapbrushes[j];
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if (!brush->numsides)
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continue; // not a real brush (origin brush) - shouldn't happen
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AddPointToBounds (brush->mins, mins, maxs);
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AddPointToBounds (brush->maxs, mins, maxs);
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}
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// Set the origin to be the centroid of the entity.
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VectorAdd ( mins, maxs, origin);
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VectorScale( origin, 0.5f, origin );
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sprintf (string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2]);
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SetKeyValue ( mapent, "origin", string);
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// qprintf("Setting origin to %s\n",string);
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}
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#endif
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GetVectorForKey (mapent, "origin", mapent->origin);
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#ifdef SIN
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if (
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(!strcmp ("func_areaportal", ValueForKey (mapent, "classname"))) ||
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(!strcmp ("func_group", ValueForKey (mapent, "classname"))) ||
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(!strcmp ("detail", ValueForKey (mapent, "classname")) && !entitydetails)
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)
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{
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VectorClear( mapent->origin );
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}
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#endif
|
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|
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//
|
|
// if there was an origin brush, offset all of the planes and texinfo
|
|
//
|
|
if (mapent->origin[0] || mapent->origin[1] || mapent->origin[2])
|
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{
|
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for (i=0 ; i<mapent->numbrushes ; i++)
|
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{
|
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b = &mapbrushes[mapent->firstbrush + i];
|
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for (j=0 ; j<b->numsides ; j++)
|
|
{
|
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s = &b->original_sides[j];
|
|
newdist = mapplanes[s->planenum].dist -
|
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DotProduct (mapplanes[s->planenum].normal, mapent->origin);
|
|
s->planenum = FindFloatPlane (mapplanes[s->planenum].normal, newdist);
|
|
#ifdef SIN
|
|
s->texinfo = TexinfoForBrushTexture (&mapplanes[s->planenum],
|
|
&side_brushtextures[s-brushsides], mapent->origin, &side_newrefs[s-brushsides]);
|
|
//
|
|
// save off lightinfo
|
|
//
|
|
s->lightinfo = LightinfoForBrushTexture ( &side_brushtextures[s-brushsides] );
|
|
#else
|
|
s->texinfo = TexinfoForBrushTexture (&mapplanes[s->planenum],
|
|
&side_brushtextures[s-brushsides], mapent->origin);
|
|
#endif
|
|
}
|
|
MakeBrushWindings (b);
|
|
}
|
|
}
|
|
|
|
// group entities are just for editor convenience
|
|
// toss all brushes into the world entity
|
|
if (!strcmp ("func_group", ValueForKey (mapent, "classname")))
|
|
{
|
|
MoveBrushesToWorld (mapent);
|
|
mapent->numbrushes = 0;
|
|
mapent->wasdetail = true;
|
|
FreeValueKeys( mapent );
|
|
return true;
|
|
}
|
|
#ifdef SIN
|
|
// detail entities are just for editor convenience
|
|
// toss all brushes into the world entity as detail brushes
|
|
if (!strcmp ("detail", ValueForKey (mapent, "classname")) && !entitydetails)
|
|
{
|
|
for (i=0 ; i<mapent->numbrushes ; i++)
|
|
{
|
|
int j;
|
|
side_t * s;
|
|
b = &mapbrushes[mapent->firstbrush + i];
|
|
if (nodetail)
|
|
{
|
|
b->numsides = 0;
|
|
continue;
|
|
}
|
|
if (!fulldetail)
|
|
{
|
|
// set the contents for the entire brush
|
|
b->contents |= CONTENTS_DETAIL;
|
|
// set the contents in the sides as well
|
|
for (j=0, s=b->original_sides ; j<b->numsides ; j++,s++)
|
|
{
|
|
s->contents |= CONTENTS_DETAIL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// set the contents for the entire brush
|
|
b->contents |= CONTENTS_SOLID;
|
|
// set the contents in the sides as well
|
|
for (j=0, s=b->original_sides ; j<b->numsides ; j++,s++)
|
|
{
|
|
s->contents |= CONTENTS_SOLID;
|
|
}
|
|
}
|
|
}
|
|
MoveBrushesToWorld (mapent);
|
|
mapent->wasdetail = true;
|
|
FreeValueKeys( mapent );
|
|
// kill off the entity
|
|
// num_entities--;
|
|
return true;
|
|
}
|
|
#endif
|
|
|
|
// areaportal entities move their brushes, but don't eliminate
|
|
// the entity
|
|
if (!strcmp ("func_areaportal", ValueForKey (mapent, "classname")))
|
|
{
|
|
char str[128];
|
|
|
|
if (mapent->numbrushes != 1)
|
|
Error ("Entity %i: func_areaportal can only be a single brush", num_entities-1);
|
|
|
|
b = &mapbrushes[nummapbrushes-1];
|
|
b->contents = CONTENTS_AREAPORTAL;
|
|
c_areaportals++;
|
|
mapent->areaportalnum = c_areaportals;
|
|
// set the portal number as "style"
|
|
sprintf (str, "%i", c_areaportals);
|
|
SetKeyValue (mapent, "style", str);
|
|
MoveBrushesToWorld (mapent);
|
|
return true;
|
|
}
|
|
|
|
return true;
|
|
} //end of the function Sin_ParseMapEntity */
|
|
|
|
//===================================================================
|
|
|
|
/*
|
|
================
|
|
LoadMapFile
|
|
================
|
|
* /
|
|
void Sin_LoadMapFile (char *filename)
|
|
{
|
|
int i;
|
|
#ifdef SIN
|
|
int num_detailsides=0;
|
|
int num_detailbrushes=0;
|
|
int num_worldsides=0;
|
|
int num_worldbrushes=0;
|
|
int j,k;
|
|
#endif
|
|
|
|
qprintf ("--- LoadMapFile ---\n");
|
|
|
|
LoadScriptFile (filename);
|
|
|
|
nummapbrushsides = 0;
|
|
num_entities = 0;
|
|
|
|
while (ParseMapEntity ())
|
|
{
|
|
}
|
|
|
|
ClearBounds (map_mins, map_maxs);
|
|
for (i=0 ; i<entities[0].numbrushes ; i++)
|
|
{
|
|
if (mapbrushes[i].mins[0] > 4096)
|
|
continue; // no valid points
|
|
AddPointToBounds (mapbrushes[i].mins, map_mins, map_maxs);
|
|
AddPointToBounds (mapbrushes[i].maxs, map_mins, map_maxs);
|
|
}
|
|
#ifdef SIN
|
|
for (j=0; j<num_entities; j++)
|
|
{
|
|
for (i=0 ; i<entities[j].numbrushes ; i++)
|
|
{
|
|
side_t * s;
|
|
mapbrush_t *b;
|
|
b = &mapbrushes[entities[j].firstbrush + i];
|
|
if (b->numsides && b->contents & CONTENTS_DETAIL)
|
|
num_detailbrushes++;
|
|
else if (b->numsides)
|
|
num_worldbrushes++;
|
|
for (k=0, s=b->original_sides ; k<b->numsides ; k++,s++)
|
|
{
|
|
if (s->contents & CONTENTS_DETAIL)
|
|
num_detailsides++;
|
|
else
|
|
num_worldsides++;
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
qprintf ("%5i brushes\n", nummapbrushes);
|
|
qprintf ("%5i clipbrushes\n", c_clipbrushes);
|
|
qprintf ("%5i total sides\n", nummapbrushsides);
|
|
qprintf ("%5i boxbevels\n", c_boxbevels);
|
|
qprintf ("%5i edgebevels\n", c_edgebevels);
|
|
qprintf ("%5i entities\n", num_entities);
|
|
qprintf ("%5i planes\n", nummapplanes);
|
|
qprintf ("%5i areaportals\n", c_areaportals);
|
|
qprintf ("size: %5.0f,%5.0f,%5.0f to %5.0f,%5.0f,%5.0f\n", map_mins[0],map_mins[1],map_mins[2],
|
|
map_maxs[0],map_maxs[1],map_maxs[2]);
|
|
#ifdef SIN
|
|
qprintf ("%5i detailbrushes\n", num_detailbrushes);
|
|
qprintf ("%5i worldbrushes\n", num_worldbrushes);
|
|
qprintf ("%5i detailsides\n", num_detailsides);
|
|
qprintf ("%5i worldsides\n", num_worldsides);
|
|
#endif
|
|
|
|
} //end of the function Sin_LoadMap */
|
|
|
|
|
|
#ifdef ME //Begin MAP loading from BSP file
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_CreateMapTexinfo(void)
|
|
{
|
|
int i;
|
|
vec_t defaultvec[4] = {1, 0, 0, 0};
|
|
|
|
memcpy(map_texinfo[0].vecs[0], defaultvec, sizeof(defaultvec));
|
|
memcpy(map_texinfo[0].vecs[1], defaultvec, sizeof(defaultvec));
|
|
map_texinfo[0].flags = 0;
|
|
map_texinfo[0].value = 0;
|
|
strcpy(map_texinfo[0].texture, "generic/misc/red"); //no texture
|
|
map_texinfo[0].nexttexinfo = -1;
|
|
for (i = 1; i < sin_numtexinfo; i++)
|
|
{
|
|
memcpy(map_texinfo[i].vecs, sin_texinfo[i].vecs, sizeof(float) * 2 * 4);
|
|
map_texinfo[i].flags = sin_texinfo[i].flags;
|
|
map_texinfo[i].value = 0;
|
|
strcpy(map_texinfo[i].texture, sin_texinfo[i].texture);
|
|
map_texinfo[i].nexttexinfo = -1;
|
|
} //end for
|
|
} //end of the function Sin_CreateMapTexinfo
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_SetLeafBrushesModelNumbers(int leafnum, int modelnum)
|
|
{
|
|
int i, brushnum;
|
|
sin_dleaf_t *leaf;
|
|
|
|
leaf = &sin_dleafs[leafnum];
|
|
for (i = 0; i < leaf->numleafbrushes; i++)
|
|
{
|
|
brushnum = sin_dleafbrushes[leaf->firstleafbrush + i];
|
|
brushmodelnumbers[brushnum] = modelnum;
|
|
dbrushleafnums[brushnum] = leafnum;
|
|
} //end for
|
|
} //end of the function Sin_SetLeafBrushesModelNumbers
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_InitNodeStack(void)
|
|
{
|
|
nodestackptr = nodestack;
|
|
nodestacksize = 0;
|
|
} //end of the function Sin_InitNodeStack
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_PushNodeStack(int num)
|
|
{
|
|
*nodestackptr = num;
|
|
nodestackptr++;
|
|
nodestacksize++;
|
|
//
|
|
if (nodestackptr >= &nodestack[NODESTACKSIZE])
|
|
{
|
|
Error("Sin_PushNodeStack: stack overflow\n");
|
|
} //end if
|
|
} //end of the function Sin_PushNodeStack
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
int Sin_PopNodeStack(void)
|
|
{
|
|
//if the stack is empty
|
|
if (nodestackptr <= nodestack) return -1;
|
|
//decrease stack pointer
|
|
nodestackptr--;
|
|
nodestacksize--;
|
|
//return the top value from the stack
|
|
return *nodestackptr;
|
|
} //end of the function Sin_PopNodeStack
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_SetBrushModelNumbers(entity_t *mapent)
|
|
{
|
|
int n, pn;
|
|
int leafnum;
|
|
|
|
//
|
|
Sin_InitNodeStack();
|
|
//head node (root) of the bsp tree
|
|
n = sin_dmodels[mapent->modelnum].headnode;
|
|
pn = 0;
|
|
|
|
do
|
|
{
|
|
//if we are in a leaf (negative node number)
|
|
if (n < 0)
|
|
{
|
|
//number of the leaf
|
|
leafnum = (-n) - 1;
|
|
//set the brush numbers
|
|
Sin_SetLeafBrushesModelNumbers(leafnum, mapent->modelnum);
|
|
//walk back into the tree to find a second child to continue with
|
|
for (pn = Sin_PopNodeStack(); pn >= 0; n = pn, pn = Sin_PopNodeStack())
|
|
{
|
|
//if we took the first child at the parent node
|
|
if (sin_dnodes[pn].children[0] == n) break;
|
|
} //end for
|
|
//if the stack wasn't empty (if not processed whole tree)
|
|
if (pn >= 0)
|
|
{
|
|
//push the parent node again
|
|
Sin_PushNodeStack(pn);
|
|
//we proceed with the second child of the parent node
|
|
n = sin_dnodes[pn].children[1];
|
|
} //end if
|
|
} //end if
|
|
else
|
|
{
|
|
//push the current node onto the stack
|
|
Sin_PushNodeStack(n);
|
|
//walk forward into the tree to the first child
|
|
n = sin_dnodes[n].children[0];
|
|
} //end else
|
|
} while(pn >= 0);
|
|
} //end of the function Sin_SetBrushModelNumbers
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_BSPBrushToMapBrush(sin_dbrush_t *bspbrush, entity_t *mapent)
|
|
{
|
|
mapbrush_t *b;
|
|
int i, k, n;
|
|
side_t *side, *s2;
|
|
int planenum;
|
|
sin_dbrushside_t *bspbrushside;
|
|
sin_dplane_t *bspplane;
|
|
|
|
if (nummapbrushes >= MAX_MAPFILE_BRUSHES)
|
|
Error ("nummapbrushes >= MAX_MAPFILE_BRUSHES");
|
|
|
|
b = &mapbrushes[nummapbrushes];
|
|
b->original_sides = &brushsides[nummapbrushsides];
|
|
b->entitynum = mapent-entities;
|
|
b->brushnum = nummapbrushes - mapent->firstbrush;
|
|
b->leafnum = dbrushleafnums[bspbrush - sin_dbrushes];
|
|
|
|
for (n = 0; n < bspbrush->numsides; n++)
|
|
{
|
|
//pointer to the bsp brush side
|
|
bspbrushside = &sin_dbrushsides[bspbrush->firstside + n];
|
|
|
|
if (nummapbrushsides >= MAX_MAPFILE_BRUSHSIDES)
|
|
{
|
|
Error ("MAX_MAPFILE_BRUSHSIDES");
|
|
} //end if
|
|
//pointer to the map brush side
|
|
side = &brushsides[nummapbrushsides];
|
|
//if the BSP brush side is textured
|
|
if (sin_dbrushsidetextured[bspbrush->firstside + n]) side->flags |= SFL_TEXTURED;
|
|
else side->flags &= ~SFL_TEXTURED;
|
|
//ME: can get side contents and surf directly from BSP file
|
|
side->contents = bspbrush->contents;
|
|
//if the texinfo is TEXINFO_NODE
|
|
if (bspbrushside->texinfo < 0) side->surf = 0;
|
|
else side->surf = sin_texinfo[bspbrushside->texinfo].flags;
|
|
|
|
// translucent objects are automatically classified as detail
|
|
if (side->surf & (SURF_TRANS33|SURF_TRANS66) )
|
|
side->contents |= CONTENTS_DETAIL;
|
|
if (side->contents & (CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP) )
|
|
side->contents |= CONTENTS_DETAIL;
|
|
if (fulldetail)
|
|
side->contents &= ~CONTENTS_DETAIL;
|
|
if (!(side->contents & ((LAST_VISIBLE_CONTENTS-1)
|
|
| CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP|CONTENTS_MIST) ) )
|
|
side->contents |= CONTENTS_SOLID;
|
|
|
|
// hints and skips are never detail, and have no content
|
|
if (side->surf & (SURF_HINT|SURF_SKIP) )
|
|
{
|
|
side->contents = 0;
|
|
side->surf &= ~CONTENTS_DETAIL;
|
|
}
|
|
|
|
//ME: get a plane for this side
|
|
bspplane = &sin_dplanes[bspbrushside->planenum];
|
|
planenum = FindFloatPlane(bspplane->normal, bspplane->dist);
|
|
//
|
|
// see if the plane has been used already
|
|
//
|
|
//ME: this really shouldn't happen!!!
|
|
//ME: otherwise the bsp file is corrupted??
|
|
//ME: still it seems to happen, maybe Johny Boy's
|
|
//ME: brush bevel adding is crappy ?
|
|
for (k = 0; k < b->numsides; k++)
|
|
{
|
|
s2 = b->original_sides + k;
|
|
if (s2->planenum == planenum)
|
|
{
|
|
Log_Print("Entity %i, Brush %i: duplicate plane\n"
|
|
, b->entitynum, b->brushnum);
|
|
break;
|
|
}
|
|
if ( s2->planenum == (planenum^1) )
|
|
{
|
|
Log_Print("Entity %i, Brush %i: mirrored plane\n"
|
|
, b->entitynum, b->brushnum);
|
|
break;
|
|
}
|
|
}
|
|
if (k != b->numsides)
|
|
continue; // duplicated
|
|
|
|
//
|
|
// keep this side
|
|
//
|
|
//ME: reset pointer to side, why? hell I dunno (pointer is set above already)
|
|
side = b->original_sides + b->numsides;
|
|
//ME: store the plane number
|
|
side->planenum = planenum;
|
|
//ME: texinfo is already stored when bsp is loaded
|
|
//NOTE: check for TEXINFO_NODE, otherwise crash in Sin_BrushContents
|
|
if (bspbrushside->texinfo < 0) side->texinfo = 0;
|
|
else side->texinfo = bspbrushside->texinfo;
|
|
|
|
// save the td off in case there is an origin brush and we
|
|
// have to recalculate the texinfo
|
|
// ME: don't need to recalculate because it's already done
|
|
// (for non-world entities) in the BSP file
|
|
// side_brushtextures[nummapbrushsides] = td;
|
|
|
|
nummapbrushsides++;
|
|
b->numsides++;
|
|
} //end for
|
|
|
|
// get the content for the entire brush
|
|
b->contents = bspbrush->contents;
|
|
Sin_BrushContents(b);
|
|
|
|
if (BrushExists(b))
|
|
{
|
|
c_squattbrushes++;
|
|
b->numsides = 0;
|
|
return;
|
|
} //end if
|
|
|
|
//if we're creating AAS
|
|
if (create_aas)
|
|
{
|
|
//create the AAS brushes from this brush, don't add brush bevels
|
|
AAS_CreateMapBrushes(b, mapent, false);
|
|
return;
|
|
} //end if
|
|
|
|
// allow detail brushes to be removed
|
|
if (nodetail && (b->contents & CONTENTS_DETAIL) )
|
|
{
|
|
b->numsides = 0;
|
|
return;
|
|
} //end if
|
|
|
|
// allow water brushes to be removed
|
|
if (nowater && (b->contents & (CONTENTS_LAVA | CONTENTS_SLIME | CONTENTS_WATER)) )
|
|
{
|
|
b->numsides = 0;
|
|
return;
|
|
} //end if
|
|
|
|
// create windings for sides and bounds for brush
|
|
MakeBrushWindings(b);
|
|
|
|
//mark brushes without winding or with a tiny window as bevels
|
|
MarkBrushBevels(b);
|
|
|
|
// brushes that will not be visible at all will never be
|
|
// used as bsp splitters
|
|
if (b->contents & (CONTENTS_PLAYERCLIP|CONTENTS_MONSTERCLIP) )
|
|
{
|
|
c_clipbrushes++;
|
|
for (i = 0; i < b->numsides; i++)
|
|
b->original_sides[i].texinfo = TEXINFO_NODE;
|
|
} //end for
|
|
|
|
//
|
|
// origin brushes are removed, but they set
|
|
// the rotation origin for the rest of the brushes
|
|
// in the entity. After the entire entity is parsed,
|
|
// the planenums and texinfos will be adjusted for
|
|
// the origin brush
|
|
//
|
|
//ME: not needed because the entities in the BSP file already
|
|
// have an origin set
|
|
// if (b->contents & CONTENTS_ORIGIN)
|
|
// {
|
|
// char string[32];
|
|
// vec3_t origin;
|
|
//
|
|
// if (num_entities == 1)
|
|
// {
|
|
// Error ("Entity %i, Brush %i: origin brushes not allowed in world"
|
|
// , b->entitynum, b->brushnum);
|
|
// return;
|
|
// }
|
|
//
|
|
// VectorAdd (b->mins, b->maxs, origin);
|
|
// VectorScale (origin, 0.5, origin);
|
|
//
|
|
// sprintf (string, "%i %i %i", (int)origin[0], (int)origin[1], (int)origin[2]);
|
|
// SetKeyValue (&entities[b->entitynum], "origin", string);
|
|
//
|
|
// VectorCopy (origin, entities[b->entitynum].origin);
|
|
//
|
|
// // don't keep this brush
|
|
// b->numsides = 0;
|
|
//
|
|
// return;
|
|
// }
|
|
|
|
//ME: the bsp brushes already have bevels, so we won't try to
|
|
// add them again (especially since Johny Boy's bevel adding might
|
|
// be crappy)
|
|
// AddBrushBevels(b);
|
|
|
|
nummapbrushes++;
|
|
mapent->numbrushes++;
|
|
} //end of the function Sin_BSPBrushToMapBrush
|
|
//===========================================================================
|
|
//===========================================================================
|
|
void Sin_ParseBSPBrushes(entity_t *mapent)
|
|
{
|
|
int i, testnum = 0;
|
|
|
|
//give all the brushes that belong to this entity the number of the
|
|
//BSP model used by this entity
|
|
Sin_SetBrushModelNumbers(mapent);
|
|
//now parse all the brushes with the correct mapent->modelnum
|
|
for (i = 0; i < sin_numbrushes; i++)
|
|
{
|
|
if (brushmodelnumbers[i] == mapent->modelnum)
|
|
{
|
|
testnum++;
|
|
Sin_BSPBrushToMapBrush(&sin_dbrushes[i], mapent);
|
|
} //end if
|
|
} //end for
|
|
} //end of the function Sin_ParseBSPBrushes
|
|
//===========================================================================
|
|
//===========================================================================
|
|
qboolean Sin_ParseBSPEntity(int entnum)
|
|
{
|
|
entity_t *mapent;
|
|
char *model;
|
|
int startbrush, startsides;
|
|
|
|
startbrush = nummapbrushes;
|
|
startsides = nummapbrushsides;
|
|
|
|
mapent = &entities[entnum];//num_entities];
|
|
mapent->firstbrush = nummapbrushes;
|
|
mapent->numbrushes = 0;
|
|
mapent->modelnum = -1; //-1 = no model
|
|
|
|
model = ValueForKey(mapent, "model");
|
|
if (model && *model == '*')
|
|
{
|
|
mapent->modelnum = atoi(&model[1]);
|
|
//Log_Print("model = %s\n", model);
|
|
//Log_Print("mapent->modelnum = %d\n", mapent->modelnum);
|
|
} //end if
|
|
|
|
GetVectorForKey(mapent, "origin", mapent->origin);
|
|
|
|
//if this is the world entity it has model number zero
|
|
//the world entity has no model key
|
|
if (!strcmp("worldspawn", ValueForKey(mapent, "classname")))
|
|
{
|
|
mapent->modelnum = 0;
|
|
} //end if
|
|
//if the map entity has a BSP model (a modelnum of -1 is used for
|
|
//entities that aren't using a BSP model)
|
|
if (mapent->modelnum >= 0)
|
|
{
|
|
//parse the bsp brushes
|
|
Sin_ParseBSPBrushes(mapent);
|
|
} //end if
|
|
//
|
|
//the origin of the entity is already taken into account
|
|
//
|
|
//func_group entities can't be in the bsp file
|
|
//
|
|
//check out the func_areaportal entities
|
|
if (!strcmp ("func_areaportal", ValueForKey (mapent, "classname")))
|
|
{
|
|
c_areaportals++;
|
|
mapent->areaportalnum = c_areaportals;
|
|
return true;
|
|
} //end if
|
|
return true;
|
|
} //end of the function Sin_ParseBSPEntity
|
|
//===========================================================================
|
|
//
|
|
// Parameter: -
|
|
// Returns: -
|
|
// Changes Globals: -
|
|
//===========================================================================
|
|
void Sin_LoadMapFromBSP(char *filename, int offset, int length)
|
|
{
|
|
int i;
|
|
|
|
Log_Print("-- Sin_LoadMapFromBSP --\n");
|
|
//loaded map type
|
|
loadedmaptype = MAPTYPE_SIN;
|
|
|
|
Log_Print("Loading map from %s...\n", filename);
|
|
//load the bsp file
|
|
Sin_LoadBSPFile(filename, offset, length);
|
|
|
|
//create an index from bsp planes to map planes
|
|
//DPlanes2MapPlanes();
|
|
//clear brush model numbers
|
|
for (i = 0; i < MAX_MAPFILE_BRUSHES; i++)
|
|
brushmodelnumbers[i] = -1;
|
|
|
|
nummapbrushsides = 0;
|
|
num_entities = 0;
|
|
|
|
Sin_ParseEntities();
|
|
//
|
|
for (i = 0; i < num_entities; i++)
|
|
{
|
|
Sin_ParseBSPEntity(i);
|
|
} //end for
|
|
|
|
//get the map mins and maxs from the world model
|
|
ClearBounds(map_mins, map_maxs);
|
|
for (i = 0; i < entities[0].numbrushes; i++)
|
|
{
|
|
if (mapbrushes[i].mins[0] > 4096)
|
|
continue; //no valid points
|
|
AddPointToBounds (mapbrushes[i].mins, map_mins, map_maxs);
|
|
AddPointToBounds (mapbrushes[i].maxs, map_mins, map_maxs);
|
|
} //end for
|
|
//
|
|
Sin_CreateMapTexinfo();
|
|
} //end of the function Sin_LoadMapFromBSP
|
|
|
|
void Sin_ResetMapLoading(void)
|
|
{
|
|
//reset for map loading from bsp
|
|
memset(nodestack, 0, NODESTACKSIZE * sizeof(int));
|
|
nodestackptr = NULL;
|
|
nodestacksize = 0;
|
|
memset(brushmodelnumbers, 0, MAX_MAPFILE_BRUSHES * sizeof(int));
|
|
} //end of the function Sin_ResetMapLoading
|
|
|
|
//End MAP loading from BSP file
|
|
|
|
#endif //ME
|