forked from a1batross/Paranoia2_original
259 lines
7.1 KiB
C
259 lines
7.1 KiB
C
/***
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*
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* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
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*
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* This product contains software technology licensed from Id
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* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
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* All Rights Reserved.
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*
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****/
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#include "cmdlib.h"
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#include "mathlib.h"
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#include "stringlib.h"
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#include "scriplib.h"
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#include "filesystem.h"
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#include "polylib.h"
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#include "threads.h"
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#include "bspfile.h"
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#include "shaders.h"
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#include <windows.h>
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#include "utlarray.h"
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#ifndef DOUBLEVEC_T
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#error you must add -dDOUBLEVEC_T to the project!
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#endif
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#define PLANE_HASHES 8192
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#define MAX_SWITCHED_LIGHTS 32
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// supported map formats
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enum
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{
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BRUSH_UNKNOWN = 0,
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BRUSH_WORLDCRAFT_21, // quake worldcraft <= 2.1
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BRUSH_WORLDCRAFT_22, // half-life worldcraft >= 2.2
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BRUSH_RADIANT,
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BRUSH_QUARK,
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BRUSH_COUNT
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};
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// this part is shared with bsp
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#define FSIDE_NODRAW BIT( 0 ) // don't store face into bsp
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#define FSIDE_HINT BIT( 1 ) // this is a hint for bsp partition
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#define FSIDE_SOLIDHINT BIT( 2 ) // solid hint
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#define FSIDE_SKY BIT( 3 ) // eliminate this face after CSG
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// this part a private to csg
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#define FSIDE_USED BIT( 4 ) // just for statistics
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#define FSIDE_NOLIGHTMAP BIT( 5 ) // cause to set TEX_SPECIAL
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#define FSIDE_SKIP BIT( 6 ) // eliminate this face after CSG
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#define FSIDE_NOSHADOW BIT( 7 ) // eliminate this face after CSG
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#define FSIDE_NODIRT BIT( 8 ) // eliminate this face after CSG
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#define FSIDE_PATCH BIT( 9 ) // ignore worldluxels
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#define FSIDE_SCROLL BIT( 10 ) // doom scroll-side effect
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// brush flags
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#define FBRUSH_CLIPONLY BIT( 0 ) // this is clipbrush
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#define FBRUSH_NOCLIP BIT( 1 ) // only visible hull
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#define FBRUSH_NOCSG BIT( 2 ) // ignore CSG operations for this brush
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#define FBRUSH_REMOVE BIT( 3 ) // this brush should be removed at parse-time
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#define FBRUSH_PATCH BIT( 4 ) // it's part of patch
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#define FBRUSH_PRECISIONCLIP BIT( 5 ) // force old reliable code in some cases
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#define CONTENTS_NULL -99 // helper content
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// !!! if this is changed, it must be changed in bsp5.h too !!!
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typedef struct
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{
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vec3_t normal;
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vec3_t origin;
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vec_t dist;
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int type;
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int hash_chain; // hash chain (in BSP it was called a outplanenum )
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} plane_t;
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typedef union
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{
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struct
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{
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vec_t UAxis[3];
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vec_t VAxis[3];
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vec_t shift[2];
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vec_t scale[2];
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vec_t rotate;
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}; // Worldcraft, Hammer
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struct
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{
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vec_t vecs[2][4];
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}; // QuArK
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struct
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{
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vec_t matrix[2][3];
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}; // Radiant (brush primitives)
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} texvecs_t;
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typedef struct side_s
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{
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char name[64]; // path to texture or shader
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vec_t vecs[2][4]; // texture vectors
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vec_t planepts[3][3]; // source points
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shaderInfo_t *shader; // shader settings
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short faceinfo; // terrain stuff
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int planenum; // plane from points
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int contents; // side contents
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int flags; // side settings
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} side_t;
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typedef struct bface_s
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{
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struct bface_s *next;
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int planenum;
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plane_t *plane;
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winding_t *w;
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int texinfo;
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int flags; // side settings
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char contents[2]; // 0 = front side
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vec3_t mins, maxs;
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} bface_t;
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typedef struct
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{
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vec3_t mins, maxs;
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bface_t *faces;
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} brushhull_t;
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typedef struct brush_s
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{
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// debug info
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int originalentitynum; // debug info
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int originalbrushnum; // debug info
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int entitynum; // upcast to entity
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// brush settings
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int flags; // brush settings
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char detaillevel;
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int contents;
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int csg_detaillevel( int hull ) const { return (hull == 0) ? detaillevel : 0; }
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CUtlArray<side_t> sides; // source data
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brushhull_t hull[MAX_MAP_HULLS];// output data
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} brush_t;
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typedef struct mapent_s
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{
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// this part shared with entity_t
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epair_t *epairs; // head
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epair_t *tail; // tail
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vec3_t origin;
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vec3_t absmin;
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vec3_t absmax;
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// this part is unique for mapent_t
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int firstbrush;
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int numbrushes;
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CUtlArray<brush_t> brushes; // parsed brushes (valid only at LoadMapFile)
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} mapent_t;
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typedef struct
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{
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char name[64];
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int width, height;
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byte *data;
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size_t datasize;
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int wadnum; // wadlist[wadnum]
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} mipentry_t;
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extern CUtlArray<mapent_t> g_mapentities;
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extern plane_t g_mapplanes[MAX_INTERNAL_MAP_PLANES];
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extern int g_nummapplanes;
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extern brush_t g_mapbrushes[MAX_MAP_BRUSHES];
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extern int g_nummapbrushes;
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extern int g_numparsedentities;
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extern int g_numparsedbrushes;
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extern int g_world_luxels;
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extern bool g_noclip;
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extern bool g_wadtextures;
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extern bool g_nullifytrigger;
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extern bool g_onlyents;
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extern vec_t g_csgepsilon;
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extern char g_pszWadInclude[MAX_TEXFILES][64];
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extern int g_nWadInclude;
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extern int c_outfaces;
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//=============================================================================
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// textures.c
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void TEX_LoadTextures( CUtlArray<mapent_t> *entities, bool merge );
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void TEX_FreeTextures( void );
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void WriteMiptex( void );
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void TEX_GetSize( const char *name, int *width, int *height );
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void TextureAxisFromNormal( vec3_t normal, vec3_t xv, vec3_t yv, bool brush_primitive );
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int TexinfoForSide( plane_t *plane, side_t *s, const vec3_t origin );
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short FaceinfoForTexinfo( const char *landname, const int in_texture_step, const int in_max_extent, const int groupid );
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void TextureAxisFromSide( const side_t *side, vec3_t xv, vec3_t yv, bool brush_primitive );
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//=============================================================================
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// brush.c
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int PlaneFromPoints( const vec_t *p0, const vec_t *p1, const vec_t *p2 );
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int BrushContents( mapent_t *mapent, brush_t *b );
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brush_t *Brush_LoadEntity( mapent_t *ent, int hullnum );
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int PlaneTypeForNormal( const vec3_t normal );
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void CreateBrush( int brushnum, int threadnum = -1 );
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brush_t *AllocBrush( mapent_t *entity );
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side_t *AllocSide( brush_t *brush );
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void CreateBrushFaces( brush_t *b );
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void DeleteBrushFaces( brush_t *b );
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void ProcessAutoOrigins( void );
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void RestoreModelOrigins( void );
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void DumpBrushPlanes( void );
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void FreeHullFaces( void );
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//=============================================================================
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// patch.c
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void ParsePatch( mapent_t *mapent, short entindex, short faceinfo, short &brush_type );
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//=============================================================================
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// utils.c
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bool InsertASEModel( const char *modelName, mapent_t *mapent, short entindex, short faceinfo );
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void TEX_LoadTGA( const char *texname, mipentry_t *tex );
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// map.c
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void LoadMapFile( const char *filename );
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void FreeMapEntity( mapent_t *mapent );
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void UnparseMapEntities( void );
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void FreeMapEntities( void );
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mapent_t *MapEntityForModel( const int modnum );
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mapent_t *FindTargetMapEntity( CUtlArray<mapent_t> *entities, const char *target );
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bool IncludeMapFile( const char *filename, CUtlArray<mapent_t> *entities, int index, bool external_map );
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//=============================================================================
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// csg4.c
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bface_t *AllocFace( void );
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void FreeFace( bface_t *f );
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bface_t *NewFaceFromFace( const bface_t *in );
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bface_t *CopyFace( const bface_t *f );
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void UnlinkFaces( bface_t **head, bface_t *face = NULL );
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void EmitFace( int hull, const bface_t *f, int detaillevel = 0 );
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void EmitDetailBrush( int hull, const bface_t *faces );
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void ChopEntityBrushes( mapent_t *mapent );
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void WriteMapBrushes( brush_t *b, bface_t *outside );
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//=============================================================================
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// hullfile.c
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void CheckHullFile( const char *filename );
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