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-
- #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);
-