mirror of
https://github.com/UberGames/GtkRadiant.git
synced 2024-12-18 16:31:25 +00:00
88cea027e6
made Visual Studio files work in VS2005 Express fixed a ton of warnings in VS2005 Express fixed some compile problems on OpenSUSE 11.0 git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant/trunk@302 8a3a26a2-13c4-0310-b231-cf6edde360e5
390 lines
9.2 KiB
C
390 lines
9.2 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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/* Files:
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brushbsp.c
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csg.c
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faces.c
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gldraw.c
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glfile.c
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leakfile.c
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map.c
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nodraw.c
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portals.c
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prtfile.c
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qbsp3.c
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textures.c
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tree.c
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writebsp.c
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*/
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#include "cmdlib.h"
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#include "mathlib.h"
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#include "scriplib.h"
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#include "polylib.h"
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#include "q2_threads.h"
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#include "bspfile.h"
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#include "inout.h"
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#ifdef WIN32
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#ifdef NDEBUG // Don't show in a Release build
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#pragma warning(disable : 4305) // truncate from double to float
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#pragma warning(disable : 4244) // conversion from double to float
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#pragma warning(disable : 4018) // signed/unsigned mismatch
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#endif
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#endif
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#define MAX_BRUSH_SIDES 128
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#define CLIP_EPSILON 0.1
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#define BOGUS_RANGE 8192
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#define TEXINFO_NODE -1 // side is allready on a node
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typedef struct plane_s
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{
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vec3_t normal;
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vec_t dist;
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int type;
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struct plane_s *hash_chain;
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} plane_t;
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typedef struct
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{
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vec_t shift[2];
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vec_t rotate;
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vec_t scale[2];
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char name[32];
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int flags;
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int value;
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} brush_texture_t;
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typedef struct side_s
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{
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int planenum;
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int texinfo;
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winding_t *winding;
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struct side_s *original; // bspbrush_t sides will reference the mapbrush_t sides
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int contents; // from miptex
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int surf; // from miptex
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qboolean visible; // choose visble planes first
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qboolean tested; // this plane allready checked as a split
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qboolean bevel; // don't ever use for bsp splitting
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} side_t;
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typedef struct brush_s
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{
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int entitynum;
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int brushnum;
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int contents;
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vec3_t mins, maxs;
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int numsides;
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side_t *original_sides;
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} mapbrush_t;
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#define PLANENUM_LEAF -1
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#define MAXEDGES 20
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typedef struct face_s
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{
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struct face_s *next; // on node
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// the chain of faces off of a node can be merged or split,
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// but each face_t along the way will remain in the chain
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// until the entire tree is freed
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struct face_s *merged; // if set, this face isn't valid anymore
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struct face_s *split[2]; // if set, this face isn't valid anymore
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struct portal_s *portal;
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int texinfo;
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int planenum;
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int contents; // faces in different contents can't merge
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int outputnumber;
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winding_t *w;
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int numpoints;
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qboolean badstartvert; // tjunctions cannot be fixed without a midpoint vertex
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int vertexnums[MAXEDGES];
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} face_t;
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typedef struct bspbrush_s
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{
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struct bspbrush_s *next;
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vec3_t mins, maxs;
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int side, testside; // side of node during construction
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mapbrush_t *original;
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int numsides;
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side_t sides[6]; // variably sized
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} bspbrush_t;
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#define MAX_NODE_BRUSHES 8
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typedef struct node_s
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{
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// both leafs and nodes
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int planenum; // -1 = leaf node
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struct node_s *parent;
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vec3_t mins, maxs; // valid after portalization
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bspbrush_t *volume; // one for each leaf/node
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// nodes only
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qboolean detail_seperator; // a detail brush caused the split
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side_t *side; // the side that created the node
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struct node_s *children[2];
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face_t *faces;
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// leafs only
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bspbrush_t *brushlist; // fragments of all brushes in this leaf
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int contents; // OR of all brush contents
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int occupied; // 1 or greater can reach entity
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entity_t *occupant; // for leak file testing
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int cluster; // for portalfile writing
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int area; // for areaportals
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struct portal_s *portals; // also on nodes during construction
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} node_t;
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typedef struct portal_s
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{
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plane_t plane;
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node_t *onnode; // NULL = outside box
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node_t *nodes[2]; // [0] = front side of plane
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struct portal_s *next[2];
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winding_t *winding;
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qboolean sidefound; // false if ->side hasn't been checked
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side_t *side; // NULL = non-visible
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face_t *face[2]; // output face in bsp file
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} portal_t;
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typedef struct
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{
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node_t *headnode;
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node_t outside_node;
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vec3_t mins, maxs;
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} tree_t;
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extern int entity_num;
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extern plane_t mapplanes[MAX_MAP_PLANES];
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extern int nummapplanes;
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extern int nummapbrushes;
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extern mapbrush_t mapbrushes[MAX_MAP_BRUSHES];
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extern vec3_t map_mins, map_maxs;
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#define MAX_MAP_SIDES (MAX_MAP_BRUSHES*6)
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extern int nummapbrushsides;
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extern side_t brushsides[MAX_MAP_SIDES];
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extern qboolean noprune;
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extern qboolean nodetail;
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extern qboolean fulldetail;
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extern qboolean nomerge;
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extern qboolean nosubdiv;
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extern qboolean nowater;
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extern qboolean noweld;
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extern qboolean noshare;
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extern qboolean notjunc;
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extern vec_t microvolume;
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extern char outbase[32];
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extern char source[1024];
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void LoadMapFile (char *filename);
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int FindFloatPlane (vec3_t normal, vec_t dist);
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//=============================================================================
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// textures.c
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typedef struct
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{
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char name[64];
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int flags;
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int value;
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int contents;
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char animname[64];
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} textureref_t;
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#define MAX_MAP_TEXTURES 1024
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extern textureref_t textureref[MAX_MAP_TEXTURES];
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int FindMiptex (char *name);
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int TexinfoForBrushTexture (plane_t *plane, brush_texture_t *bt, vec3_t origin);
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//=============================================================================
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void FindGCD (int *v);
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mapbrush_t *Brush_LoadEntity (entity_t *ent);
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int PlaneTypeForNormal (vec3_t normal);
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qboolean MakeBrushPlanes (mapbrush_t *b);
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int FindIntPlane (int *inormal, int *iorigin);
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void CreateBrush (int brushnum);
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//=============================================================================
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// draw.c
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extern vec3_t draw_mins, draw_maxs;
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extern qboolean drawflag;
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void Draw_ClearWindow (void);
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void DrawWinding (winding_t *w);
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void GLS_BeginScene (void);
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void GLS_Winding (winding_t *w, int code);
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void GLS_EndScene (void);
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//=============================================================================
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// csg
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bspbrush_t *MakeBspBrushList (int startbrush, int endbrush,
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vec3_t clipmins, vec3_t clipmaxs);
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bspbrush_t *ChopBrushes (bspbrush_t *head);
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bspbrush_t *InitialBrushList (bspbrush_t *list);
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bspbrush_t *OptimizedBrushList (bspbrush_t *list);
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void WriteBrushMap (char *name, bspbrush_t *list);
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//=============================================================================
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// brushbsp
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void WriteBrushList (char *name, bspbrush_t *brush, qboolean onlyvis);
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bspbrush_t *CopyBrush (bspbrush_t *brush);
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void SplitBrush (bspbrush_t *brush, int planenum,
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bspbrush_t **front, bspbrush_t **back);
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tree_t *AllocTree (void);
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node_t *AllocNode (void);
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bspbrush_t *AllocBrush (int numsides);
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int CountBrushList (bspbrush_t *brushes);
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void FreeBrush (bspbrush_t *brushes);
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vec_t BrushVolume (bspbrush_t *brush);
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void BoundBrush (bspbrush_t *brush);
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void FreeBrushList (bspbrush_t *brushes);
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tree_t *BrushBSP (bspbrush_t *brushlist, vec3_t mins, vec3_t maxs);
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//=============================================================================
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// portals.c
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int VisibleContents (int contents);
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void MakeHeadnodePortals (tree_t *tree);
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void MakeNodePortal (node_t *node);
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void SplitNodePortals (node_t *node);
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qboolean Portal_VisFlood (portal_t *p);
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qboolean FloodEntities (tree_t *tree);
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void FillOutside (node_t *headnode);
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void FloodAreas (tree_t *tree);
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void MarkVisibleSides (tree_t *tree, int start, int end);
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void FreePortal (portal_t *p);
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void EmitAreaPortals (node_t *headnode);
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void MakeTreePortals (tree_t *tree);
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//=============================================================================
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// glfile.c
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void OutputWinding (winding_t *w, FILE *glview);
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void WriteGLView (tree_t *tree, char *source);
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//=============================================================================
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// leakfile.c
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//void LeakFile (tree_t *tree);
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xmlNodePtr LeakFile (tree_t *tree);
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//=============================================================================
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// prtfile.c
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void WritePortalFile (tree_t *tree);
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//=============================================================================
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// writebsp.c
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void SetModelNumbers (void);
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void SetLightStyles (void);
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void BeginBSPFile (void);
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void WriteBSP (node_t *headnode);
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void EndBSPFile (void);
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void BeginModel (void);
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void EndModel (void);
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//=============================================================================
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// faces.c
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void MakeFaces (node_t *headnode);
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void FixTjuncs (node_t *headnode);
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int GetEdge2 (int v1, int v2, face_t *f);
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face_t *AllocFace (void);
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void FreeFace (face_t *f);
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void MergeNodeFaces (node_t *node);
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//=============================================================================
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// tree.c
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void FreeTree (tree_t *tree);
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void FreeTree_r (node_t *node);
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void PrintTree_r (node_t *node, int depth);
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void FreeTreePortals_r (node_t *node);
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void PruneNodes_r (node_t *node);
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void PruneNodes (node_t *node);
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//=============================================================================
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// externs
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extern char *mapname;
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extern char game[64];
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