mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-12-01 16:12:18 +00:00
ab3a99dbbe
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/branches/ZeroRadiant.ab@184 8a3a26a2-13c4-0310-b231-cf6edde360e5
1017 lines
22 KiB
C
1017 lines
22 KiB
C
/*
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Copyright (C) 1999-2007 id Software, Inc. and contributors.
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For a list of contributors, see the accompanying CONTRIBUTORS file.
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This file is part of GtkRadiant.
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GtkRadiant is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GtkRadiant is distributed in the hope that it will be useful,
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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 GtkRadiant; 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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// map.c
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#include "qbsp.h"
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extern qboolean onlyents;
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int nummapbrushes;
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mapbrush_t mapbrushes[MAX_MAP_BRUSHES];
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int nummapbrushsides;
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side_t brushsides[MAX_MAP_SIDES];
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brush_texture_t side_brushtextures[MAX_MAP_SIDES];
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int nummapplanes;
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plane_t mapplanes[MAX_MAP_PLANES];
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#define PLANE_HASHES 1024
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plane_t *planehash[PLANE_HASHES];
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vec3_t map_mins, map_maxs;
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// undefine to make plane finding use linear sort
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#define USE_HASHING
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void TestExpandBrushes (void);
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int c_boxbevels;
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int c_edgebevels;
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int c_areaportals;
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int c_clipbrushes;
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/*
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=============================================================================
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PLANE FINDING
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=============================================================================
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*/
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/*
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=================
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PlaneTypeForNormal
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=================
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*/
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int PlaneTypeForNormal (vec3_t normal)
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{
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vec_t ax, ay, az;
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// NOTE: should these have an epsilon around 1.0?
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if (normal[0] == 1.0 || normal[0] == -1.0)
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return PLANE_X;
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if (normal[1] == 1.0 || normal[1] == -1.0)
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return PLANE_Y;
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if (normal[2] == 1.0 || normal[2] == -1.0)
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return PLANE_Z;
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ax = fabs(normal[0]);
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ay = fabs(normal[1]);
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az = fabs(normal[2]);
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if (ax >= ay && ax >= az)
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return PLANE_ANYX;
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if (ay >= ax && ay >= az)
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return PLANE_ANYY;
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return PLANE_ANYZ;
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}
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/*
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================
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PlaneEqual
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================
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*/
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#define NORMAL_EPSILON 0.00001
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#define DIST_EPSILON 0.01
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qboolean PlaneEqual (plane_t *p, vec3_t normal, vec_t dist)
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{
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#if 1
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if (
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fabs(p->normal[0] - normal[0]) < NORMAL_EPSILON
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&& fabs(p->normal[1] - normal[1]) < NORMAL_EPSILON
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&& fabs(p->normal[2] - normal[2]) < NORMAL_EPSILON
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&& fabs(p->dist - dist) < DIST_EPSILON )
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return true;
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#else
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if (p->normal[0] == normal[0]
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&& p->normal[1] == normal[1]
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&& p->normal[2] == normal[2]
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&& p->dist == dist)
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return true;
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#endif
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return false;
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}
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/*
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================
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AddPlaneToHash
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================
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*/
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void AddPlaneToHash (plane_t *p)
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{
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int hash;
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hash = (int)fabs(p->dist) / 8;
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hash &= (PLANE_HASHES-1);
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p->hash_chain = planehash[hash];
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planehash[hash] = p;
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}
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/*
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================
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CreateNewFloatPlane
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================
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*/
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int CreateNewFloatPlane (vec3_t normal, vec_t dist)
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{
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plane_t *p, temp;
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if (VectorLength(normal) < 0.5)
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Error ("FloatPlane: bad normal");
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// create a new plane
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if (nummapplanes+2 > MAX_MAP_PLANES)
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Error ("MAX_MAP_PLANES");
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p = &mapplanes[nummapplanes];
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VectorCopy (normal, p->normal);
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p->dist = dist;
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p->type = (p+1)->type = PlaneTypeForNormal (p->normal);
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VectorSubtract (vec3_origin, normal, (p+1)->normal);
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(p+1)->dist = -dist;
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nummapplanes += 2;
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// allways put axial planes facing positive first
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if (p->type < 3)
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{
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if (p->normal[0] < 0 || p->normal[1] < 0 || p->normal[2] < 0)
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{
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// flip order
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temp = *p;
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*p = *(p+1);
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*(p+1) = temp;
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AddPlaneToHash (p);
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AddPlaneToHash (p+1);
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return nummapplanes - 1;
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}
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}
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AddPlaneToHash (p);
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AddPlaneToHash (p+1);
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return nummapplanes - 2;
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}
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/*
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==============
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SnapVector
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==============
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*/
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void SnapVector (vec3_t normal)
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{
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int i;
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for (i=0 ; i<3 ; i++)
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{
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if ( fabs(normal[i] - 1) < NORMAL_EPSILON )
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{
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VectorClear (normal);
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normal[i] = 1;
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break;
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}
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if ( fabs(normal[i] - -1) < NORMAL_EPSILON )
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{
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VectorClear (normal);
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normal[i] = -1;
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break;
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}
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}
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}
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/*
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==============
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SnapPlane
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==============
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*/
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void SnapPlane (vec3_t normal, vec_t *dist)
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{
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SnapVector (normal);
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if (fabs(*dist-Q_rint(*dist)) < DIST_EPSILON)
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*dist = Q_rint(*dist);
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}
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/*
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=============
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FindFloatPlane
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=============
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*/
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#ifndef USE_HASHING
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int FindFloatPlane (vec3_t normal, vec_t dist)
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{
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int i;
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plane_t *p;
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SnapPlane (normal, &dist);
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for (i=0, p=mapplanes ; i<nummapplanes ; i++, p++)
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{
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if (PlaneEqual (p, normal, dist))
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return i;
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}
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return CreateNewFloatPlane (normal, dist);
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}
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#else
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int FindFloatPlane (vec3_t normal, vec_t dist)
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{
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int i;
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plane_t *p;
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int hash, h;
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SnapPlane (normal, &dist);
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hash = (int)fabs(dist) / 8;
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hash &= (PLANE_HASHES-1);
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// search the border bins as well
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for (i=-1 ; i<=1 ; i++)
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{
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h = (hash+i)&(PLANE_HASHES-1);
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for (p = planehash[h] ; p ; p=p->hash_chain)
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{
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if (PlaneEqual (p, normal, dist))
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return p-mapplanes;
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}
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}
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return CreateNewFloatPlane (normal, dist);
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}
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#endif
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/*
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================
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PlaneFromPoints
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================
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*/
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int PlaneFromPoints (int *p0, int *p1, int *p2)
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{
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vec3_t t1, t2, normal;
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vec_t dist;
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VectorSubtract (p0, p1, t1);
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VectorSubtract (p2, p1, t2);
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CrossProduct (t1, t2, normal);
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VectorNormalize (normal, normal);
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dist = DotProduct (p0, normal);
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return FindFloatPlane (normal, dist);
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}
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//====================================================================
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/*
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===========
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BrushContents
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===========
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*/
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int 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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int trans;
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s = &b->original_sides[0];
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contents = s->contents;
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trans = texinfo[s->texinfo].flags;
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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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trans |= texinfo[s->texinfo].flags;
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if (s->contents != contents)
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{
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Sys_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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// if any side is translucent, mark the contents
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// and change solid to window
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if ( trans & (SURF_TRANS33|SURF_TRANS66) )
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{
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contents |= CONTENTS_TRANSLUCENT;
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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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AddBrushBevels
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Adds any additional planes necessary to allow the brush to be expanded
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against axial bounding boxes
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=================
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*/
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void AddBrushBevels (mapbrush_t *b)
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{
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int axis, dir;
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int i, j, k, l, order;
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side_t sidetemp;
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brush_texture_t tdtemp;
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side_t *s, *s2;
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vec3_t normal;
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float dist;
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winding_t *w, *w2;
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vec3_t vec, vec2;
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float d;
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//
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// add the axial planes
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//
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order = 0;
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for (axis=0 ; axis <3 ; axis++)
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{
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for (dir=-1 ; dir <= 1 ; dir+=2, order++)
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{
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// see if the plane is allready present
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for (i=0, s=b->original_sides ; i<b->numsides ; i++,s++)
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{
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if (mapplanes[s->planenum].normal[axis] == dir)
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break;
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}
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if (i == b->numsides)
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{ // add a new side
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if (nummapbrushsides == MAX_MAP_BRUSHSIDES)
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Error ("MAX_MAP_BRUSHSIDES");
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nummapbrushsides++;
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b->numsides++;
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VectorClear (normal);
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normal[axis] = dir;
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if (dir == 1)
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dist = b->maxs[axis];
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else
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dist = -b->mins[axis];
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s->planenum = FindFloatPlane (normal, dist);
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s->texinfo = b->original_sides[0].texinfo;
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s->contents = b->original_sides[0].contents;
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s->bevel = true;
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c_boxbevels++;
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}
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// if the plane is not in it canonical order, swap it
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if (i != order)
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{
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sidetemp = b->original_sides[order];
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b->original_sides[order] = b->original_sides[i];
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b->original_sides[i] = sidetemp;
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j = b->original_sides - brushsides;
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tdtemp = side_brushtextures[j+order];
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side_brushtextures[j+order] = side_brushtextures[j+i];
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side_brushtextures[j+i] = tdtemp;
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}
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}
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}
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//
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// add the edge bevels
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//
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if (b->numsides == 6)
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return; // pure axial
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// test the non-axial plane edges
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for (i=6 ; i<b->numsides ; i++)
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{
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s = b->original_sides + i;
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w = s->winding;
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if (!w)
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continue;
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for (j=0 ; j<w->numpoints ; j++)
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{
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k = (j+1)%w->numpoints;
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VectorSubtract (w->p[j], w->p[k], vec);
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if (VectorNormalize (vec, vec) < 0.5)
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continue;
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SnapVector (vec);
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for (k=0 ; k<3 ; k++)
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if ( vec[k] == -1 || vec[k] == 1)
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break; // axial
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if (k != 3)
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continue; // only test non-axial edges
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// try the six possible slanted axials from this edge
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for (axis=0 ; axis <3 ; axis++)
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{
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for (dir=-1 ; dir <= 1 ; dir+=2)
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{
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// construct a plane
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VectorClear (vec2);
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vec2[axis] = dir;
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CrossProduct (vec, vec2, normal);
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if (VectorNormalize (normal, normal) < 0.5)
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continue;
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dist = DotProduct (w->p[j], normal);
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// if all the points on all the sides are
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// behind this plane, it is a proper edge bevel
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for (k=0 ; k<b->numsides ; k++)
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{
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// if this plane has allready been used, skip it
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if (PlaneEqual (&mapplanes[b->original_sides[k].planenum]
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, normal, dist) )
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break;
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w2 = b->original_sides[k].winding;
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if (!w2)
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continue;
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for (l=0 ; l<w2->numpoints ; l++)
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{
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d = DotProduct (w2->p[l], normal) - dist;
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if (d > 0.1)
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break; // point in front
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}
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if (l != w2->numpoints)
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break;
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}
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if (k != b->numsides)
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continue; // wasn't part of the outer hull
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// add this plane
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if (nummapbrushsides == MAX_MAP_BRUSHSIDES)
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Error ("MAX_MAP_BRUSHSIDES");
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nummapbrushsides++;
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s2 = &b->original_sides[b->numsides];
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s2->planenum = FindFloatPlane (normal, dist);
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s2->texinfo = b->original_sides[0].texinfo;
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s2->contents = b->original_sides[0].contents;
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s2->bevel = true;
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c_edgebevels++;
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b->numsides++;
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}
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}
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}
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}
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}
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/*
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================
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MakeBrushWindings
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makes basewindigs for sides and mins / maxs for the brush
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================
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*/
|
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qboolean MakeBrushWindings (mapbrush_t *ob)
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{
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int i, j;
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winding_t *w;
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side_t *side;
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plane_t *plane;
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ClearBounds (ob->mins, ob->maxs);
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for (i=0 ; i<ob->numsides ; i++)
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{
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plane = &mapplanes[ob->original_sides[i].planenum];
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w = BaseWindingForPlane (plane->normal, plane->dist);
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for (j=0 ; j<ob->numsides && w; j++)
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{
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if (i == j)
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continue;
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if (ob->original_sides[j].bevel)
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continue;
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plane = &mapplanes[ob->original_sides[j].planenum^1];
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ChopWindingInPlace (&w, plane->normal, plane->dist, 0); //CLIP_EPSILON);
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}
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side = &ob->original_sides[i];
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side->winding = w;
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if (w)
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{
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side->visible = true;
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for (j=0 ; j<w->numpoints ; j++)
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AddPointToBounds (w->p[j], ob->mins, ob->maxs);
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}
|
|
}
|
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|
|
for (i=0 ; i<3 ; i++)
|
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{
|
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if (ob->mins[0] < -4096 || ob->maxs[0] > 4096)
|
|
Sys_Printf ("entity %i, brush %i: bounds out of range\n", ob->entitynum, ob->brushnum);
|
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if (ob->mins[0] > 4096 || ob->maxs[0] < -4096)
|
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Sys_Printf ("entity %i, brush %i: no visible sides on brush\n", ob->entitynum, ob->brushnum);
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}
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|
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return true;
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}
|
|
|
|
|
|
/*
|
|
=================
|
|
ParseBrush
|
|
=================
|
|
*/
|
|
void ParseBrush (entity_t *mapent)
|
|
{
|
|
mapbrush_t *b;
|
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int i,j, k;
|
|
int mt;
|
|
side_t *side, *s2;
|
|
int planenum;
|
|
brush_texture_t td;
|
|
int planepts[3][3];
|
|
|
|
if (nummapbrushes == MAX_MAP_BRUSHES)
|
|
Error ("nummapbrushes == MAX_MAP_BRUSHES");
|
|
|
|
b = &mapbrushes[nummapbrushes];
|
|
b->original_sides = &brushsides[nummapbrushsides];
|
|
b->entitynum = num_entities-1;
|
|
b->brushnum = nummapbrushes - mapent->firstbrush;
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|
|
do
|
|
{
|
|
if (!GetToken (true))
|
|
break;
|
|
if (!strcmp (token, "}") )
|
|
break;
|
|
|
|
if (nummapbrushsides == MAX_MAP_BRUSHSIDES)
|
|
Error ("MAX_MAP_BRUSHSIDES");
|
|
side = &brushsides[nummapbrushsides];
|
|
|
|
// read the three point plane definition
|
|
for (i=0 ; i<3 ; i++)
|
|
{
|
|
if (i != 0)
|
|
GetToken (true);
|
|
if (strcmp (token, "(") )
|
|
Error ("parsing brush");
|
|
|
|
for (j=0 ; j<3 ; j++)
|
|
{
|
|
GetToken (false);
|
|
planepts[i][j] = atoi(token);
|
|
}
|
|
|
|
GetToken (false);
|
|
if (strcmp (token, ")") )
|
|
Error ("parsing brush");
|
|
|
|
}
|
|
|
|
|
|
//
|
|
// read the texturedef
|
|
//
|
|
GetToken (false);
|
|
strcpy (td.name, token);
|
|
|
|
GetToken (false);
|
|
td.shift[0] = atoi(token);
|
|
GetToken (false);
|
|
td.shift[1] = atoi(token);
|
|
GetToken (false);
|
|
td.rotate = atoi(token);
|
|
GetToken (false);
|
|
td.scale[0] = atof(token);
|
|
GetToken (false);
|
|
td.scale[1] = atof(token);
|
|
|
|
// find default flags and values
|
|
mt = FindMiptex (td.name);
|
|
td.flags = textureref[mt].flags;
|
|
td.value = textureref[mt].value;
|
|
side->contents = textureref[mt].contents;
|
|
side->surf = td.flags = textureref[mt].flags;
|
|
|
|
if (TokenAvailable())
|
|
{
|
|
GetToken (false);
|
|
side->contents = atoi(token);
|
|
GetToken (false);
|
|
side->surf = td.flags = atoi(token);
|
|
GetToken (false);
|
|
td.value = atoi(token);
|
|
}
|
|
|
|
// 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;
|
|
}
|
|
|
|
|
|
//
|
|
// find the plane number
|
|
//
|
|
planenum = PlaneFromPoints (planepts[0], planepts[1], planepts[2]);
|
|
if (planenum == -1)
|
|
{
|
|
Sys_Printf ("Entity %i, Brush %i: plane with no normal\n"
|
|
, b->entitynum, b->brushnum);
|
|
continue;
|
|
}
|
|
|
|
//
|
|
// see if the plane has been used already
|
|
//
|
|
for (k=0 ; k<b->numsides ; k++)
|
|
{
|
|
s2 = b->original_sides + k;
|
|
if (s2->planenum == planenum)
|
|
{
|
|
Sys_Printf ("Entity %i, Brush %i: duplicate plane\n"
|
|
, b->entitynum, b->brushnum);
|
|
break;
|
|
}
|
|
if ( s2->planenum == (planenum^1) )
|
|
{
|
|
Sys_Printf ("Entity %i, Brush %i: mirrored plane\n"
|
|
, b->entitynum, b->brushnum);
|
|
break;
|
|
}
|
|
}
|
|
if (k != b->numsides)
|
|
continue; // duplicated
|
|
|
|
//
|
|
// keep this side
|
|
//
|
|
|
|
side = b->original_sides + b->numsides;
|
|
side->planenum = planenum;
|
|
side->texinfo = TexinfoForBrushTexture (&mapplanes[planenum],
|
|
&td, vec3_origin);
|
|
|
|
// save the td off in case there is an origin brush and we
|
|
// have to recalculate the texinfo
|
|
side_brushtextures[nummapbrushsides] = td;
|
|
|
|
nummapbrushsides++;
|
|
b->numsides++;
|
|
} while (1);
|
|
|
|
// get the content for the entire brush
|
|
b->contents = BrushContents (b);
|
|
|
|
// allow detail brushes to be removed
|
|
if (nodetail && (b->contents & CONTENTS_DETAIL) )
|
|
{
|
|
b->numsides = 0;
|
|
return;
|
|
}
|
|
|
|
// allow water brushes to be removed
|
|
if (nowater && (b->contents & (CONTENTS_LAVA | CONTENTS_SLIME | CONTENTS_WATER)) )
|
|
{
|
|
b->numsides = 0;
|
|
return;
|
|
}
|
|
|
|
// create windings for sides and bounds for brush
|
|
MakeBrushWindings (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;
|
|
}
|
|
|
|
//
|
|
// 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
|
|
//
|
|
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;
|
|
}
|
|
|
|
AddBrushBevels (b);
|
|
|
|
nummapbrushes++;
|
|
mapent->numbrushes++;
|
|
}
|
|
|
|
/*
|
|
================
|
|
MoveBrushesToWorld
|
|
|
|
Takes all of the brushes from the current entity and
|
|
adds them to the world's brush list.
|
|
|
|
Used by func_group and func_areaportal
|
|
================
|
|
*/
|
|
void MoveBrushesToWorld (entity_t *mapent)
|
|
{
|
|
int newbrushes;
|
|
int worldbrushes;
|
|
mapbrush_t *temp;
|
|
int i;
|
|
|
|
// this is pretty gross, because the brushes are expected to be
|
|
// in linear order for each entity
|
|
|
|
newbrushes = mapent->numbrushes;
|
|
worldbrushes = entities[0].numbrushes;
|
|
|
|
temp = malloc(newbrushes*sizeof(mapbrush_t));
|
|
memcpy (temp, mapbrushes + mapent->firstbrush, newbrushes*sizeof(mapbrush_t));
|
|
|
|
#if 0 // let them keep their original brush numbers
|
|
for (i=0 ; i<newbrushes ; i++)
|
|
temp[i].entitynum = 0;
|
|
#endif
|
|
|
|
// make space to move the brushes (overlapped copy)
|
|
memmove (mapbrushes + worldbrushes + newbrushes,
|
|
mapbrushes + worldbrushes,
|
|
sizeof(mapbrush_t) * (nummapbrushes - worldbrushes - newbrushes) );
|
|
|
|
// copy the new brushes down
|
|
memcpy (mapbrushes + worldbrushes, temp, sizeof(mapbrush_t) * newbrushes);
|
|
|
|
// fix up indexes
|
|
entities[0].numbrushes += newbrushes;
|
|
for (i=1 ; i<num_entities ; i++)
|
|
entities[i].firstbrush += newbrushes;
|
|
free (temp);
|
|
|
|
mapent->numbrushes = 0;
|
|
}
|
|
|
|
/*
|
|
================
|
|
ParseMapEntity
|
|
================
|
|
*/
|
|
qboolean ParseMapEntity (void)
|
|
{
|
|
entity_t *mapent;
|
|
epair_t *e;
|
|
side_t *s;
|
|
int i, j;
|
|
int startbrush, startsides;
|
|
vec_t newdist;
|
|
mapbrush_t *b;
|
|
|
|
if (!GetToken (true))
|
|
return false;
|
|
|
|
if (strcmp (token, "{") )
|
|
Error ("ParseEntity: { not found");
|
|
|
|
if (num_entities == MAX_MAP_ENTITIES)
|
|
Error ("num_entities == MAX_MAP_ENTITIES");
|
|
|
|
startbrush = nummapbrushes;
|
|
startsides = nummapbrushsides;
|
|
|
|
mapent = &entities[num_entities];
|
|
num_entities++;
|
|
memset (mapent, 0, sizeof(*mapent));
|
|
mapent->firstbrush = nummapbrushes;
|
|
mapent->numbrushes = 0;
|
|
// mapent->portalareas[0] = -1;
|
|
// mapent->portalareas[1] = -1;
|
|
|
|
do
|
|
{
|
|
if (!GetToken (true))
|
|
Error ("ParseEntity: EOF without closing brace");
|
|
if (!strcmp (token, "}") )
|
|
break;
|
|
if (!strcmp (token, "{") )
|
|
ParseBrush (mapent);
|
|
else
|
|
{
|
|
e = ParseEpair ();
|
|
e->next = mapent->epairs;
|
|
mapent->epairs = e;
|
|
}
|
|
} while (1);
|
|
|
|
GetVectorForKey (mapent, "origin", mapent->origin);
|
|
|
|
//
|
|
// if there was an origin brush, offset all of the planes and texinfo
|
|
//
|
|
if (mapent->origin[0] || mapent->origin[1] || mapent->origin[2])
|
|
{
|
|
for (i=0 ; i<mapent->numbrushes ; i++)
|
|
{
|
|
b = &mapbrushes[mapent->firstbrush + i];
|
|
for (j=0 ; j<b->numsides ; j++)
|
|
{
|
|
s = &b->original_sides[j];
|
|
newdist = mapplanes[s->planenum].dist -
|
|
DotProduct (mapplanes[s->planenum].normal, mapent->origin);
|
|
s->planenum = FindFloatPlane (mapplanes[s->planenum].normal, newdist);
|
|
s->texinfo = TexinfoForBrushTexture (&mapplanes[s->planenum],
|
|
&side_brushtextures[s-brushsides], mapent->origin);
|
|
}
|
|
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;
|
|
return true;
|
|
}
|
|
|
|
// 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;
|
|
}
|
|
|
|
//===================================================================
|
|
|
|
/*
|
|
================
|
|
LoadMapFile
|
|
================
|
|
*/
|
|
void LoadMapFile (char *filename)
|
|
{
|
|
int i;
|
|
|
|
Sys_FPrintf( SYS_VRB, "--- 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);
|
|
}
|
|
|
|
Sys_FPrintf( SYS_VRB, "%5i brushes\n", nummapbrushes);
|
|
Sys_FPrintf( SYS_VRB, "%5i clipbrushes\n", c_clipbrushes);
|
|
Sys_FPrintf( SYS_VRB, "%5i total sides\n", nummapbrushsides);
|
|
Sys_FPrintf( SYS_VRB, "%5i boxbevels\n", c_boxbevels);
|
|
Sys_FPrintf( SYS_VRB, "%5i edgebevels\n", c_edgebevels);
|
|
Sys_FPrintf( SYS_VRB, "%5i entities\n", num_entities);
|
|
Sys_FPrintf( SYS_VRB, "%5i planes\n", nummapplanes);
|
|
Sys_FPrintf( SYS_VRB, "%5i areaportals\n", c_areaportals);
|
|
Sys_FPrintf( SYS_VRB, "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]);
|
|
|
|
// TestExpandBrushes ();
|
|
}
|
|
|
|
|
|
//====================================================================
|
|
|
|
|
|
/*
|
|
================
|
|
TestExpandBrushes
|
|
|
|
Expands all the brush planes and saves a new map out
|
|
================
|
|
*/
|
|
void TestExpandBrushes (void)
|
|
{
|
|
FILE *f;
|
|
side_t *s;
|
|
int i, j, bn;
|
|
winding_t *w;
|
|
char *name = "expanded.map";
|
|
mapbrush_t *brush;
|
|
vec_t dist;
|
|
|
|
Sys_Printf ("writing %s\n", name);
|
|
f = fopen (name, "wb");
|
|
if (!f)
|
|
Error ("Can't write %s\b", name);
|
|
|
|
fprintf (f, "{\n\"classname\" \"worldspawn\"\n");
|
|
|
|
for (bn=0 ; bn<nummapbrushes ; bn++)
|
|
{
|
|
brush = &mapbrushes[bn];
|
|
fprintf (f, "{\n");
|
|
for (i=0 ; i<brush->numsides ; i++)
|
|
{
|
|
s = brush->original_sides + i;
|
|
dist = mapplanes[s->planenum].dist;
|
|
for (j=0 ; j<3 ; j++)
|
|
dist += fabs( 16 * mapplanes[s->planenum].normal[j] );
|
|
|
|
w = BaseWindingForPlane (mapplanes[s->planenum].normal, dist);
|
|
|
|
fprintf (f,"( %i %i %i ) ", (int)w->p[0][0], (int)w->p[0][1], (int)w->p[0][2]);
|
|
fprintf (f,"( %i %i %i ) ", (int)w->p[1][0], (int)w->p[1][1], (int)w->p[1][2]);
|
|
fprintf (f,"( %i %i %i ) ", (int)w->p[2][0], (int)w->p[2][1], (int)w->p[2][2]);
|
|
|
|
fprintf (f, "%s 0 0 0 1 1\n", texinfo[s->texinfo].texture);
|
|
FreeWinding (w);
|
|
}
|
|
fprintf (f, "}\n");
|
|
}
|
|
fprintf (f, "}\n");
|
|
|
|
fclose (f);
|
|
|
|
Error ("can't proceed after expanding brushes");
|
|
}
|