Xash3D FWGS engine.
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/*
mod_local.h - model loader
Copyright (C) 2007 Uncle Mike
This program 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 3 of the License, or
(at your option) any later version.
This program 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.
*/
#ifndef MOD_LOCAL_H
#define MOD_LOCAL_H
#include "common.h"
#include "edict.h"
#include "eiface.h"
// 1/32 epsilon to keep floating point happy
#define DIST_EPSILON (1.0f / 32.0f)
#define FRAC_EPSILON (1.0f / 1024.0f)
#define BACKFACE_EPSILON 0.01f
#define MAX_BOX_LEAFS 256
#define ANIM_CYCLE 2
#define MOD_FRAMES 20
// remapping info
#define SUIT_HUE_START 192
#define SUIT_HUE_END 223
#define PLATE_HUE_START 160
#define PLATE_HUE_END 191
#define SHIRT_HUE_START 16
#define SHIRT_HUE_END 32
#define PANTS_HUE_START 96
#define PANTS_HUE_END 112
#define LM_SAMPLE_SIZE 16
#define LM_SAMPLE_EXTRASIZE 8
#define MAX_MAP_WADS 256 // max wads that can be referenced per one map
#define CHECKVISBIT( vis, b ) ((b) >= 0 ? (byte)((vis)[(b) >> 3] & (1 << ((b) & 7))) : (byte)false )
#define SETVISBIT( vis, b )( void ) ((b) >= 0 ? (byte)((vis)[(b) >> 3] |= (1 << ((b) & 7))) : (byte)false )
#define CLEARVISBIT( vis, b )( void ) ((b) >= 0 ? (byte)((vis)[(b) >> 3] &= ~(1 << ((b) & 7))) : (byte)false )
#define REFPVS_RADIUS 2.0f // radius for rendering
#define FATPVS_RADIUS 8.0f // FatPVS use radius smaller than the FatPHS
#define FATPHS_RADIUS 16.0f
#define WORLD_INDEX (1) // world index is always 1
// model flags (stored in model_t->flags)
#define MODEL_CONVEYOR BIT( 0 )
#define MODEL_HAS_ORIGIN BIT( 1 )
#define MODEL_LIQUID BIT( 2 ) // model has only point hull
#define MODEL_TRANSPARENT BIT( 3 ) // have transparent surfaces
#define MODEL_COLORED_LIGHTING BIT( 4 ) // lightmaps stored as RGB
#define MODEL_WORLD BIT( 29 ) // it's a worldmodel
#define MODEL_CLIENT BIT( 30 ) // client sprite
// goes into world.flags
#define FWORLD_SKYSPHERE BIT( 0 )
#define FWORLD_CUSTOM_SKYBOX BIT( 1 )
#define FWORLD_WATERALPHA BIT( 2 )
#define FWORLD_HAS_DELUXEMAP BIT( 3 )
typedef struct consistency_s
{
const char *filename;
int orig_index;
int check_type;
qboolean issound;
int value;
vec3_t mins;
vec3_t maxs;
} consistency_t;
#define FCRC_SHOULD_CHECKSUM BIT( 0 )
#define FCRC_CHECKSUM_DONE BIT( 1 )
typedef struct
{
int flags;
CRC32_t initialCRC;
} model_info_t;
// values for model_t's needload
#define NL_UNREFERENCED 0 // this model can be freed after sequence precaching is done
#define NL_NEEDS_LOADED 1
#define NL_PRESENT 2
typedef struct hullnode_s
{
struct hullnode_s *next;
struct hullnode_s *prev;
} hullnode_t;
typedef struct winding_s
{
const mplane_t *plane;
struct winding_s *pair;
hullnode_t chain;
int numpoints;
vec3_t p[4]; // variable sized
} winding_t;
typedef struct
{
hullnode_t polys;
uint num_polys;
} hull_model_t;
typedef struct
{
msurface_t *surf;
int cull;
} sortedface_t;
typedef struct
{
qboolean loading; // true if worldmodel is loading
int flags; // misc flags
// mapstats info
char message[2048]; // just for debug
char compiler[256]; // map compiler
char generator[256]; // map editor
// translucent sorted array
sortedface_t *draw_surfaces; // used for sorting translucent surfaces
int max_surfaces; // max surfaces per submodel (for all models)
hull_model_t *hull_models;
int num_hull_models;
// visibility info
byte *visdata; // uncompressed visdata
size_t visbytes; // cluster size
size_t fatbytes; // fatpvs size
int visclusters; // num visclusters
// world bounds
vec3_t mins; // real accuracy world bounds
vec3_t maxs;
vec3_t size;
} world_static_t;
extern world_static_t world;
extern byte *com_studiocache;
extern model_t *loadmodel;
extern convar_t *mod_studiocache;
extern convar_t *r_wadtextures;
extern convar_t *r_showhull;
//
// model.c
//
void Mod_Init( void );
void Mod_FreeAll( void );
void Mod_Shutdown( void );
void Mod_ClearUserData( void );
model_t *Mod_LoadWorld( const char *name, qboolean preload );
void *Mod_Calloc( int number, size_t size );
void *Mod_CacheCheck( struct cache_user_s *c );
void Mod_LoadCacheFile( const char *path, struct cache_user_s *cu );
void *Mod_AliasExtradata( model_t *mod );
void *Mod_StudioExtradata( model_t *mod );
model_t *Mod_FindName( const char *name, qboolean trackCRC );
model_t *Mod_LoadModel( model_t *mod, qboolean crash );
model_t *Mod_ForName( const char *name, qboolean crash, qboolean trackCRC );
qboolean Mod_ValidateCRC( const char *name, CRC32_t crc );
void Mod_NeedCRC( const char *name, qboolean needCRC );
void Mod_FreeUnused( void );
model_t *Mod_Handle( int handle );
//
// mod_bmodel.c
//
void Mod_LoadBrushModel( model_t *mod, const void *buffer, qboolean *loaded );
qboolean Mod_TestBmodelLumps( const char *name, const byte *mod_base, qboolean silent );
qboolean Mod_HeadnodeVisible( mnode_t *node, const byte *visbits, int *lastleaf );
int Mod_FatPVS( const vec3_t org, float radius, byte *visbuffer, int visbytes, qboolean merge, qboolean fullvis );
qboolean Mod_BoxVisible( const vec3_t mins, const vec3_t maxs, const byte *visbits );
int Mod_CheckLump( const char *filename, const int lump, int *lumpsize );
int Mod_ReadLump( const char *filename, const int lump, void **lumpdata, int *lumpsize );
int Mod_SaveLump( const char *filename, const int lump, void *lumpdata, int lumpsize );
mleaf_t *Mod_PointInLeaf( const vec3_t p, mnode_t *node );
void Mod_AmbientLevels( const vec3_t p, byte *pvolumes );
int Mod_SampleSizeForFace( msurface_t *surf );
byte *Mod_GetPVSForPoint( const vec3_t p );
void Mod_UnloadBrushModel( model_t *mod );
void Mod_PrintWorldStats_f( void );
//
// mod_dbghulls.c
//
void Mod_InitDebugHulls( void );
void Mod_CreatePolygonsForHull( int hullnum );
void Mod_ReleaseHullPolygons( void );
//
// mod_studio.c
//
typedef struct studiohdr_s studiohdr_t;
typedef struct mstudioseqdesc_s mstudioseqdesc_t;
typedef struct mstudiobone_s mstudiobone_t;
typedef struct mstudioanim_s mstudioanim_t;
void Mod_InitStudioAPI( void );
void Mod_InitStudioHull( void );
void Mod_ResetStudioAPI( void );
const char *Mod_StudioTexName( const char *modname );
qboolean Mod_GetStudioBounds( const char *name, vec3_t mins, vec3_t maxs );
void Mod_StudioGetAttachment( const edict_t *e, int iAttachment, float *org, float *ang );
void Mod_GetBonePosition( const edict_t *e, int iBone, float *org, float *ang );
hull_t *Mod_HullForStudio( model_t *m, float frame, int seq, vec3_t ang, vec3_t org, vec3_t size, byte *pcnt, byte *pbl, int *hitboxes, edict_t *ed );
void R_StudioSlerpBones( int numbones, vec4_t q1[], float pos1[][3], vec4_t q2[], float pos2[][3], float s );
void R_StudioCalcBoneQuaternion( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, float *adj, vec4_t q );
void R_StudioCalcBonePosition( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, vec3_t adj, vec3_t pos );
void *R_StudioGetAnim( studiohdr_t *m_pStudioHeader, model_t *m_pSubModel, mstudioseqdesc_t *pseqdesc );
void Mod_StudioComputeBounds( void *buffer, vec3_t mins, vec3_t maxs, qboolean ignore_sequences );
void Mod_StudioLoadTextures( model_t *mod, void *data );
void Mod_StudioUnloadTextures( void *data );
int Mod_HitgroupForStudioHull( int index );
void Mod_ClearStudioCache( void );
#endif//MOD_LOCAL_H