mirror of
https://github.com/UberGames/lilium-voyager.git
synced 2024-12-13 13:40:56 +00:00
455 lines
12 KiB
C
455 lines
12 KiB
C
/*
|
|
===========================================================================
|
|
Copyright (C) 1999-2005 Id Software, Inc.
|
|
|
|
This file is part of Quake III Arena source code.
|
|
|
|
Quake III Arena source code is free software; you can redistribute it
|
|
and/or modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of the License,
|
|
or (at your option) any later version.
|
|
|
|
Quake III Arena source code is distributed in the hope that it will be
|
|
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Foobar; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
===========================================================================
|
|
*/
|
|
|
|
#include "cmdlib.h"
|
|
#include "mathlib.h"
|
|
#include "scriplib.h"
|
|
#include "polylib.h"
|
|
#include "imagelib.h"
|
|
#include "threads.h"
|
|
#include "bspfile.h"
|
|
#include "shaders.h"
|
|
#include "mesh.h"
|
|
|
|
|
|
#define MAX_PATCH_SIZE 32
|
|
|
|
#define CLIP_EPSILON 0.1
|
|
#define PLANENUM_LEAF -1
|
|
|
|
#define HINT_PRIORITY 1000
|
|
|
|
typedef struct parseMesh_s {
|
|
struct parseMesh_s *next;
|
|
mesh_t mesh;
|
|
shaderInfo_t *shaderInfo;
|
|
|
|
qboolean grouped; // used during shared edge grouping
|
|
struct parseMesh_s *groupChain;
|
|
} parseMesh_t;
|
|
|
|
typedef struct bspface_s {
|
|
struct bspface_s *next;
|
|
int planenum;
|
|
int priority; // added to value calculation
|
|
qboolean checked;
|
|
qboolean hint;
|
|
winding_t *w;
|
|
} bspface_t;
|
|
|
|
typedef struct plane_s {
|
|
vec3_t normal;
|
|
vec_t dist;
|
|
int type;
|
|
struct plane_s *hash_chain;
|
|
} plane_t;
|
|
|
|
typedef struct side_s {
|
|
int planenum;
|
|
|
|
float texMat[2][3]; // brush primitive texture matrix
|
|
// for old brush coordinates mode
|
|
float vecs[2][4]; // texture coordinate mapping
|
|
|
|
winding_t *winding;
|
|
winding_t *visibleHull; // convex hull of all visible fragments
|
|
|
|
struct shaderInfo_s *shaderInfo;
|
|
|
|
int contents; // from shaderInfo
|
|
int surfaceFlags; // from shaderInfo
|
|
int value; // from shaderInfo
|
|
|
|
qboolean visible; // choose visble planes first
|
|
qboolean bevel; // don't ever use for bsp splitting, and don't bother
|
|
// making windings for it
|
|
qboolean backSide; // generated side for a q3map_backShader
|
|
} side_t;
|
|
|
|
|
|
#define MAX_BRUSH_SIDES 1024
|
|
|
|
typedef struct bspbrush_s {
|
|
struct bspbrush_s *next;
|
|
|
|
int entitynum; // editor numbering
|
|
int brushnum; // editor numbering
|
|
|
|
struct shaderInfo_s *contentShader;
|
|
|
|
int contents;
|
|
qboolean detail;
|
|
qboolean opaque;
|
|
int outputNumber; // set when the brush is written to the file list
|
|
|
|
int portalareas[2];
|
|
|
|
struct bspbrush_s *original; // chopped up brushes will reference the originals
|
|
|
|
vec3_t mins, maxs;
|
|
int numsides;
|
|
side_t sides[6]; // variably sized
|
|
} bspbrush_t;
|
|
|
|
|
|
|
|
typedef struct drawsurf_s {
|
|
shaderInfo_t *shaderInfo;
|
|
|
|
bspbrush_t *mapBrush; // not valid for patches
|
|
side_t *side; // not valid for patches
|
|
|
|
struct drawsurf_s *nextOnShader; // when sorting by shader for lightmaps
|
|
|
|
int fogNum; // set by FogDrawSurfs
|
|
|
|
int lightmapNum; // -1 = no lightmap
|
|
int lightmapX, lightmapY;
|
|
int lightmapWidth, lightmapHeight;
|
|
|
|
int numVerts;
|
|
drawVert_t *verts;
|
|
|
|
int numIndexes;
|
|
int *indexes;
|
|
|
|
// for faces only
|
|
int planeNum;
|
|
|
|
vec3_t lightmapOrigin; // also used for flares
|
|
vec3_t lightmapVecs[3]; // also used for flares
|
|
|
|
// for patches only
|
|
qboolean patch;
|
|
int patchWidth;
|
|
int patchHeight;
|
|
|
|
// for misc_models only
|
|
qboolean miscModel;
|
|
|
|
qboolean flareSurface;
|
|
} mapDrawSurface_t;
|
|
|
|
typedef struct drawSurfRef_s {
|
|
struct drawSurfRef_s *nextRef;
|
|
int outputNumber;
|
|
} drawSurfRef_t;
|
|
|
|
typedef struct node_s {
|
|
// both leafs and nodes
|
|
int planenum; // -1 = leaf node
|
|
struct node_s *parent;
|
|
vec3_t mins, maxs; // valid after portalization
|
|
bspbrush_t *volume; // one for each leaf/node
|
|
|
|
// nodes only
|
|
side_t *side; // the side that created the node
|
|
struct node_s *children[2];
|
|
qboolean hint;
|
|
int tinyportals;
|
|
vec3_t referencepoint;
|
|
|
|
// leafs only
|
|
qboolean opaque; // view can never be inside
|
|
qboolean areaportal;
|
|
int cluster; // for portalfile writing
|
|
int area; // for areaportals
|
|
bspbrush_t *brushlist; // fragments of all brushes in this leaf
|
|
drawSurfRef_t *drawSurfReferences; // references to patches pushed down
|
|
|
|
int occupied; // 1 or greater can reach entity
|
|
entity_t *occupant; // for leak file testing
|
|
|
|
struct portal_s *portals; // also on nodes during construction
|
|
} node_t;
|
|
|
|
typedef struct portal_s {
|
|
plane_t plane;
|
|
node_t *onnode; // NULL = outside box
|
|
node_t *nodes[2]; // [0] = front side of plane
|
|
struct portal_s *next[2];
|
|
winding_t *winding;
|
|
|
|
qboolean sidefound; // false if ->side hasn't been checked
|
|
qboolean hint;
|
|
side_t *side; // NULL = non-visible
|
|
} portal_t;
|
|
|
|
typedef struct {
|
|
node_t *headnode;
|
|
node_t outside_node;
|
|
vec3_t mins, maxs;
|
|
} tree_t;
|
|
|
|
extern int entity_num;
|
|
|
|
|
|
extern qboolean noprune;
|
|
extern qboolean nodetail;
|
|
extern qboolean fulldetail;
|
|
extern qboolean nowater;
|
|
extern qboolean noCurveBrushes;
|
|
extern qboolean fakemap;
|
|
extern qboolean coplanar;
|
|
extern qboolean nofog;
|
|
extern qboolean testExpand;
|
|
extern qboolean showseams;
|
|
|
|
extern vec_t microvolume;
|
|
|
|
extern char outbase[32];
|
|
extern char source[1024];
|
|
|
|
extern int samplesize; //sample size in units
|
|
extern int novertexlighting;
|
|
extern int nogridlighting;
|
|
|
|
//=============================================================================
|
|
|
|
// brush.c
|
|
|
|
int CountBrushList (bspbrush_t *brushes);
|
|
bspbrush_t *AllocBrush (int numsides);
|
|
void FreeBrush (bspbrush_t *brushes);
|
|
void FreeBrushList (bspbrush_t *brushes);
|
|
bspbrush_t *CopyBrush (bspbrush_t *brush);
|
|
void DrawBrushList (bspbrush_t *brush);
|
|
void WriteBrushList (char *name, bspbrush_t *brush, qboolean onlyvis);
|
|
void PrintBrush (bspbrush_t *brush);
|
|
qboolean BoundBrush (bspbrush_t *brush);
|
|
qboolean CreateBrushWindings (bspbrush_t *brush);
|
|
bspbrush_t *BrushFromBounds (vec3_t mins, vec3_t maxs);
|
|
vec_t BrushVolume (bspbrush_t *brush);
|
|
void WriteBspBrushMap (char *name, bspbrush_t *list);
|
|
|
|
void FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
|
|
void FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
|
|
|
|
//=============================================================================
|
|
|
|
// map.c
|
|
|
|
extern int entitySourceBrushes;
|
|
|
|
// mapplanes[ num^1 ] will always be the mirror or mapplanes[ num ]
|
|
// nummapplanes will always be even
|
|
extern plane_t mapplanes[MAX_MAP_PLANES];
|
|
extern int nummapplanes;
|
|
|
|
extern vec3_t map_mins, map_maxs;
|
|
|
|
extern char mapIndexedShaders[MAX_MAP_BRUSHSIDES][MAX_QPATH];
|
|
extern int numMapIndexedShaders;
|
|
|
|
extern entity_t *mapent;
|
|
|
|
#define MAX_BUILD_SIDES 300
|
|
extern bspbrush_t *buildBrush;
|
|
|
|
|
|
void LoadMapFile (char *filename);
|
|
int FindFloatPlane (vec3_t normal, vec_t dist);
|
|
int PlaneTypeForNormal (vec3_t normal);
|
|
bspbrush_t *FinishBrush( void );
|
|
mapDrawSurface_t *AllocDrawSurf( void );
|
|
mapDrawSurface_t *DrawSurfaceForSide( bspbrush_t *b, side_t *s, winding_t *w );
|
|
|
|
//=============================================================================
|
|
|
|
//=============================================================================
|
|
|
|
// draw.c
|
|
|
|
extern vec3_t draw_mins, draw_maxs;
|
|
extern qboolean drawflag;
|
|
|
|
void Draw_ClearWindow (void);
|
|
void DrawWinding (winding_t *w);
|
|
|
|
void GLS_BeginScene (void);
|
|
void GLS_Winding (winding_t *w, int code);
|
|
void GLS_EndScene (void);
|
|
|
|
//=============================================================================
|
|
|
|
// csg
|
|
|
|
bspbrush_t *MakeBspBrushList ( bspbrush_t *brushes, vec3_t clipmins, vec3_t clipmaxs);
|
|
|
|
//=============================================================================
|
|
|
|
// brushbsp
|
|
|
|
#define PSIDE_FRONT 1
|
|
#define PSIDE_BACK 2
|
|
#define PSIDE_BOTH (PSIDE_FRONT|PSIDE_BACK)
|
|
#define PSIDE_FACING 4
|
|
|
|
int BoxOnPlaneSide (vec3_t mins, vec3_t maxs, plane_t *plane);
|
|
qboolean WindingIsTiny (winding_t *w);
|
|
|
|
void SplitBrush (bspbrush_t *brush, int planenum,
|
|
bspbrush_t **front, bspbrush_t **back);
|
|
|
|
tree_t *AllocTree (void);
|
|
node_t *AllocNode (void);
|
|
|
|
tree_t *BrushBSP (bspbrush_t *brushlist, vec3_t mins, vec3_t maxs);
|
|
|
|
//=============================================================================
|
|
|
|
// portals.c
|
|
|
|
void MakeHeadnodePortals (tree_t *tree);
|
|
void MakeNodePortal (node_t *node);
|
|
void SplitNodePortals (node_t *node);
|
|
|
|
qboolean Portal_Passable(portal_t *p);
|
|
|
|
qboolean FloodEntities (tree_t *tree);
|
|
void FillOutside (node_t *headnode);
|
|
void FloodAreas (tree_t *tree);
|
|
bspface_t *VisibleFaces(entity_t *e, tree_t *tree);
|
|
void FreePortal (portal_t *p);
|
|
|
|
void MakeTreePortals (tree_t *tree);
|
|
|
|
//=============================================================================
|
|
|
|
// glfile.c
|
|
|
|
void OutputWinding( winding_t *w, FILE *glview );
|
|
void WriteGLView( tree_t *tree, char *source );
|
|
|
|
//=============================================================================
|
|
|
|
// leakfile.c
|
|
|
|
void LeakFile( tree_t *tree );
|
|
|
|
//=============================================================================
|
|
|
|
// prtfile.c
|
|
|
|
void NumberClusters( tree_t *tree );
|
|
void WritePortalFile( tree_t *tree );
|
|
|
|
//=============================================================================
|
|
|
|
// writebsp.c
|
|
|
|
void SetModelNumbers (void);
|
|
void SetLightStyles (void);
|
|
|
|
int EmitShader( const char *shader );
|
|
|
|
void BeginBSPFile (void);
|
|
void EndBSPFile (void);
|
|
|
|
void BeginModel (void);
|
|
void EndModel( node_t *headnode );
|
|
|
|
|
|
//=============================================================================
|
|
|
|
// tree.c
|
|
|
|
void FreeTree (tree_t *tree);
|
|
void FreeTree_r (node_t *node);
|
|
void PrintTree_r (node_t *node, int depth);
|
|
void FreeTreePortals_r (node_t *node);
|
|
|
|
//=============================================================================
|
|
|
|
// patch.c
|
|
|
|
extern int numMapPatches;
|
|
|
|
mapDrawSurface_t *DrawSurfaceForMesh( mesh_t *m );
|
|
void ParsePatch( void );
|
|
mesh_t *SubdivideMesh( mesh_t in, float maxError, float minLength );
|
|
void PatchMapDrawSurfs( entity_t *e );
|
|
|
|
//=============================================================================
|
|
|
|
// lightmap.c
|
|
|
|
void AllocateLightmaps( entity_t *e );
|
|
|
|
//=============================================================================
|
|
|
|
// tjunction.c
|
|
|
|
void FixTJunctions( entity_t *e );
|
|
|
|
|
|
//=============================================================================
|
|
|
|
// fog.c
|
|
|
|
void FogDrawSurfs( void );
|
|
winding_t *WindingFromDrawSurf( mapDrawSurface_t *ds );
|
|
|
|
//=============================================================================
|
|
|
|
// facebsp.c
|
|
|
|
bspface_t *BspFaceForPortal( portal_t *p );
|
|
bspface_t *MakeStructuralBspFaceList( bspbrush_t *list );
|
|
bspface_t *MakeVisibleBspFaceList( bspbrush_t *list );
|
|
tree_t *FaceBSP( bspface_t *list );
|
|
|
|
//=============================================================================
|
|
|
|
// misc_model.c
|
|
|
|
extern int c_triangleModels;
|
|
extern int c_triangleSurfaces;
|
|
extern int c_triangleVertexes;
|
|
extern int c_triangleIndexes;
|
|
|
|
void AddTriangleModels( tree_t *tree );
|
|
|
|
//=============================================================================
|
|
|
|
// surface.c
|
|
|
|
extern mapDrawSurface_t mapDrawSurfs[MAX_MAP_DRAW_SURFS];
|
|
extern int numMapDrawSurfs;
|
|
|
|
mapDrawSurface_t *AllocDrawSurf( void );
|
|
void MergeSides( entity_t *e, tree_t *tree );
|
|
void SubdivideDrawSurfs( entity_t *e, tree_t *tree );
|
|
void MakeDrawSurfaces( bspbrush_t *b );
|
|
void ClipSidesIntoTree( entity_t *e, tree_t *tree );
|
|
void FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
|
|
|
|
//==============================================================================
|
|
|
|
// brush_primit.c
|
|
|
|
#define BPRIMIT_UNDEFINED 0
|
|
#define BPRIMIT_OLDBRUSHES 1
|
|
#define BPRIMIT_NEWBRUSHES 2
|
|
extern int g_bBrushPrimit;
|
|
|
|
void ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
|