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vhlt/hlbsp/bsp5.h
Vluzacn d32b4b6da1 Vluzacn's ZHLT v34
2016-09-21 00:07:53 +03:00

400 lines
12 KiB
C
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#ifndef HLBSP_H__
#define HLBSP_H__
#if _MSC_VER >= 1000
#pragma once
#endif
#include "cmdlib.h"
#include "messages.h"
#include "win32fix.h"
#include "log.h"
#include "hlassert.h"
#include "mathlib.h"
#include "bspfile.h"
#include "blockmem.h"
#include "filelib.h"
#include "threads.h"
#include "winding.h"
#ifdef ZHLT_PARAMFILE
#include "cmdlinecfg.h"
#endif
#define ENTITIES_VOID "entities.void"
#define ENTITIES_VOID_EXT ".void"
#ifdef ZHLT_LARGERANGE
#define BOGUS_RANGE 144000
#else
#define BOGUS_RANGE 18000
#endif
// the exact bounding box of the brushes is expanded some for the headnode
// volume. is this still needed?
#define SIDESPACE 24
//============================================================================
#define MIN_SUBDIVIDE_SIZE 64
#ifdef ZHLT_GENERAL
#define MAX_SUBDIVIDE_SIZE 512
#else
#define MAX_SUBDIVIDE_SIZE 240
#endif
#define DEFAULT_SUBDIVIDE_SIZE ((MAX_SURFACE_EXTENT-1)*TEXTURE_STEP) //#define DEFAULT_SUBDIVIDE_SIZE 240 //--vluzacn
#define MIN_MAXNODE_SIZE 64
#ifdef ZHLT_LARGERANGE
#define MAX_MAXNODE_SIZE 65536
#else
#define MAX_MAXNODE_SIZE 8192
#endif
#define DEFAULT_MAXNODE_SIZE 1024
#define DEFAULT_NOFILL false
#ifdef HLBSP_FILL
#define DEFAULT_NOINSIDEFILL false
#endif
#define DEFAULT_NOTJUNC false
#ifdef HLBSP_BRINKHACK
#define DEFAULT_NOBRINK false
#endif
#define DEFAULT_NOCLIP false
#define DEFAULT_NOOPT false
#ifdef HLBSP_MERGECLIPNODE
#define DEFAULT_NOCLIPNODEMERGE false
#endif
#define DEFAULT_LEAKONLY false
#define DEFAULT_WATERVIS false
#define DEFAULT_CHART false
#define DEFAULT_INFO true
#ifdef ZHLT_NULLTEX // AJM
#define DEFAULT_NULLTEX true
#endif
#ifdef ZHLT_PROGRESSFILE // AJM
#define DEFAULT_PROGRESSFILE NULL // progress file is only used if g_progressfile is non-null
#endif
#ifdef SYSTEM_WIN32
#define DEFAULT_ESTIMATE false
#endif
#ifdef SYSTEM_POSIX
#define DEFAULT_ESTIMATE true
#endif
#ifdef ZHLT_DETAIL // AJM
#define DEFAULT_DETAIL true
#endif
#define MAXEDGES 48 // 32
#define MAXPOINTS 28 // don't let a base face get past this
// because it can be split more later
#define MAXNODESIZE 1024 // Valve default is 1024
typedef enum
{
face_normal = 0,
face_hint,
face_skip,
#ifdef ZHLT_NULLTEX // AJM
face_null,
#endif
#ifdef ZHLT_DETAIL // AJM
face_detail
#endif
#ifdef HLCSG_HLBSP_SOLIDHINT
face_discardable, // contents must not differ between front and back
#endif
}
facestyle_e;
typedef struct face_s // This structure is layed out so 'pts' is on a quad-word boundary (and the pointers are as well)
{
struct face_s* next;
int planenum;
int texturenum;
int contents; // contents in front of face
#ifdef ZHLT_DETAILBRUSH
int detaillevel; // defined by hlcsg
int *outputedges; // used in WriteDrawNodes
#endif
struct face_s* original; // face on node
int outputnumber; // only valid for original faces after write surfaces
int numpoints;
facestyle_e facestyle;
#ifdef HLBSP_REMOVECOVEREDFACES
int referenced; // only valid for original faces
#endif
// vector quad word aligned
vec3_t pts[MAXEDGES]; // FIXME: change to use winding_t
}
face_t;
typedef struct surface_s
{
struct surface_s* next;
int planenum;
vec3_t mins, maxs;
struct node_s* onnode; // true if surface has already been used
// as a splitting node
face_t* faces; // links to all the faces on either side of the surf
#ifdef ZHLT_DETAILBRUSH
int detaillevel; // minimum detail level of its faces
#endif
}
surface_t;
typedef struct
{
vec3_t mins, maxs;
surface_t* surfaces;
}
surfchain_t;
#ifdef ZHLT_DETAILBRUSH
typedef struct side_s
{
struct side_s *next;
dplane_t plane; // facing inside (reversed when loading brush file)
Winding *w; // (also reversed)
}
side_t;
typedef struct brush_s
{
struct brush_s *next;
side_t *sides;
}
brush_t;
#endif
//
// there is a node_t structure for every node and leaf in the bsp tree
//
#define PLANENUM_LEAF -1
#ifdef HLBSP_DETAILBRUSH_CULL
#define BOUNDS_EXPANSION 1.0 // expand the bounds of detail leafs when clipping its boundsbrush, to prevent some strange brushes in the func_detail from clipping away the entire boundsbrush making the func_detail invisible.
#endif
typedef struct node_s
{
surface_t* surfaces;
#ifdef ZHLT_DETAILBRUSH
brush_t *detailbrushes;
#ifdef HLBSP_DETAILBRUSH_CULL
brush_t *boundsbrush;
vec3_t loosemins, loosemaxs; // all leafs and nodes have this, while 'mins' and 'maxs' are only valid for nondetail leafs and nodes.
#endif
#endif
#ifdef ZHLT_DETAILBRUSH
bool isdetail; // is under a diskleaf
bool isportalleaf; // not detail and children are detail; only visleafs have contents, portals, mins, maxs
bool iscontentsdetail; // inside a detail brush
#endif
vec3_t mins, maxs; // bounding volume of portals;
// information for decision nodes
int planenum; // -1 = leaf node
struct node_s* children[2]; // only valid for decision nodes
face_t* faces; // decision nodes only, list for both sides
// information for leafs
int contents; // leaf nodes (0 for decision nodes)
face_t** markfaces; // leaf nodes only, point to node faces
struct portal_s* portals;
int visleafnum; // -1 = solid
int valid; // for flood filling
int occupied; // light number in leaf for outside filling
#ifdef HLBSP_FILL
int empty;
#endif
}
node_t;
#define NUM_HULLS 4
//=============================================================================
// solidbsp.c
extern void SubdivideFace(face_t* f, face_t** prevptr);
extern node_t* SolidBSP(const surfchain_t* const surfhead,
#ifdef ZHLT_DETAILBRUSH
brush_t *detailbrushes,
#endif
bool report_progress);
//=============================================================================
// merge.c
extern void MergePlaneFaces(surface_t* plane);
extern void MergeAll(surface_t* surfhead);
//=============================================================================
// surfaces.c
extern void MakeFaceEdges();
extern int GetEdge(const vec3_t p1, const vec3_t p2, face_t* f);
//=============================================================================
// portals.c
typedef struct portal_s
{
dplane_t plane;
node_t* onnode; // NULL = outside box
node_t* nodes[2]; // [0] = front side of plane
struct portal_s* next[2];
Winding* winding;
}
portal_t;
extern node_t g_outside_node; // portals outside the world face this
extern void AddPortalToNodes(portal_t* p, node_t* front, node_t* back);
extern void RemovePortalFromNode(portal_t* portal, node_t* l);
extern void MakeHeadnodePortals(node_t* node, const vec3_t mins, const vec3_t maxs);
extern void FreePortals(node_t* node);
extern void WritePortalfile(node_t* headnode);
//=============================================================================
// tjunc.c
void tjunc(node_t* headnode);
//=============================================================================
// writebsp.c
extern void WriteClipNodes(node_t* headnode);
extern void WriteDrawNodes(node_t* headnode);
extern void BeginBSPFile();
extern void FinishBSPFile();
//=============================================================================
// outside.c
extern node_t* FillOutside(node_t* node, bool leakfile, unsigned hullnum);
extern void LoadAllowableOutsideList(const char* const filename);
extern void FreeAllowableOutsideList();
#ifdef HLBSP_FILL
extern void FillInside (node_t* node);
#endif
//=============================================================================
// misc functions
extern void GetParamsFromEnt(entity_t* mapent);
extern face_t* AllocFace();
extern void FreeFace(face_t* f);
extern struct portal_s* AllocPortal();
extern void FreePortal(struct portal_s* p);
extern surface_t* AllocSurface();
extern void FreeSurface(surface_t* s);
#ifdef ZHLT_DETAILBRUSH
extern side_t * AllocSide ();
extern void FreeSide (side_t *s);
extern side_t * NewSideFromSide (const side_t *s);
extern brush_t *AllocBrush ();
extern void FreeBrush (brush_t *b);
extern brush_t *NewBrushFromBrush (const brush_t *b);
extern void SplitBrush (brush_t *in, const dplane_t *split, brush_t **front, brush_t **back);
#ifdef HLBSP_DETAILBRUSH_CULL
extern brush_t *BrushFromBox (const vec3_t mins, const vec3_t maxs);
extern void CalcBrushBounds (const brush_t *b, vec3_t &mins, vec3_t &maxs);
#endif
#endif
extern node_t* AllocNode();
extern bool CheckFaceForHint(const face_t* const f);
extern bool CheckFaceForSkip(const face_t* const f);
#ifdef ZHLT_NULLTEX// AJM
extern bool CheckFaceForNull(const face_t* const f);
#endif
#ifdef HLCSG_HLBSP_SOLIDHINT
extern bool CheckFaceForDiscardable (const face_t *f);
#endif
#ifdef HLBSP_BRINKHACK
#define BRINK_FLOOR_THRESHOLD 0.7
typedef enum
{
BrinkNone = 0,
BrinkFloorBlocking,
BrinkFloor,
BrinkWallBlocking,
BrinkWall,
BrinkAny,
} bbrinklevel_e;
extern void *CreateBrinkinfo (const dclipnode_t *clipnodes, int headnode);
extern bool FixBrinks (const void *brinkinfo, bbrinklevel_e level, int &headnode_out, dclipnode_t *clipnodes_out, int maxsize, int size, int &size_out);
extern void DeleteBrinkinfo (void *brinkinfo);
#endif
// =====================================================================================
//Cpt_Andrew - UTSky Check
// =====================================================================================
extern bool CheckFaceForEnv_Sky(const face_t* const f);
// =====================================================================================
#ifdef ZHLT_DETAIL // AJM
extern bool CheckFaceForDetail(const face_t* const f);
#endif
//=============================================================================
// cull.c
extern void CullStuff();
//=============================================================================
// qbsp.c
extern bool g_nofill;
#ifdef HLBSP_FILL
extern bool g_noinsidefill;
#endif
extern bool g_notjunc;
#ifdef HLBSP_BRINKHACK
extern bool g_nobrink;
#endif
#ifdef HLBSP_MERGECLIPNODE
extern bool g_noclipnodemerge;
#endif
extern bool g_watervis;
extern bool g_chart;
extern bool g_estimate;
extern int g_maxnode_size;
extern int g_subdivide_size;
extern int g_hullnum;
extern bool g_bLeakOnly;
extern bool g_bLeaked;
extern char g_portfilename[_MAX_PATH];
extern char g_pointfilename[_MAX_PATH];
extern char g_linefilename[_MAX_PATH];
extern char g_bspfilename[_MAX_PATH];
#ifdef ZHLT_64BIT_FIX
extern char g_extentfilename[_MAX_PATH];
#endif
#ifdef ZHLT_DETAIL // AJM
extern bool g_bDetailBrushes;
#endif
#ifdef ZHLT_NULLTEX // AJM
extern bool g_bUseNullTex;
#endif
#ifdef HLBSP_REMOVEHULL2
extern bool g_nohull2;
#endif
extern face_t* NewFaceFromFace(const face_t* const in);
extern void SplitFace(face_t* in, const dplane_t* const split, face_t** front, face_t** back);
#endif // qbsp.c====================================================================== HLBSP_H__
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