mirror of
https://github.com/shawns-valve/halflife.git
synced 2024-11-24 13:11:06 +00:00
156 lines
3.5 KiB
C
156 lines
3.5 KiB
C
/***
|
|
*
|
|
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
|
|
*
|
|
* This product contains software technology licensed from Id
|
|
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
****/
|
|
|
|
|
|
#include "cmdlib.h"
|
|
#include "mathlib.h"
|
|
#include "bspfile.h"
|
|
#include "polylib.h"
|
|
#include "threads.h"
|
|
|
|
#ifdef WIN32
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
|
|
#pragma warning(disable: 4142 4028)
|
|
#define filelength IO_filelength
|
|
#include <io.h>
|
|
#undef filelength
|
|
#pragma warning(default: 4142 4028)
|
|
|
|
#include <fcntl.h>
|
|
#include <direct.h>
|
|
#include <ctype.h>
|
|
|
|
typedef enum
|
|
{
|
|
emit_surface,
|
|
emit_point,
|
|
emit_spotlight,
|
|
emit_skylight
|
|
} emittype_t;
|
|
|
|
|
|
|
|
typedef struct directlight_s
|
|
{
|
|
struct directlight_s *next;
|
|
emittype_t type;
|
|
int style;
|
|
vec3_t origin;
|
|
vec3_t intensity;
|
|
vec3_t normal; // for surfaces and spotlights
|
|
float stopdot; // for spotlights
|
|
float stopdot2; // for spotlights
|
|
} directlight_t;
|
|
|
|
|
|
#define TRANSFER_SCALE (1.0f/16384)
|
|
#define INVERSE_TRANSFER_SCALE 16384
|
|
|
|
typedef struct
|
|
{
|
|
unsigned short patch;
|
|
unsigned short transfer;
|
|
} transfer_t;
|
|
|
|
|
|
#define MAX_PATCHES 65536
|
|
|
|
typedef struct patch_s
|
|
{
|
|
winding_t *winding;
|
|
vec3_t mins, maxs, face_mins, face_maxs;
|
|
struct patch_s *next; // next in face
|
|
int numtransfers;
|
|
transfer_t *transfers;
|
|
vec3_t origin;
|
|
vec3_t normal;
|
|
|
|
dplane_t *plane;
|
|
|
|
float chop; // smallest acceptable width of patch face
|
|
float scale[2]; // Scaling of texture in s & t
|
|
|
|
qboolean sky;
|
|
|
|
vec3_t totallight; // accumulated by radiosity
|
|
// does NOT include light
|
|
// accounted for by direct lighting
|
|
vec3_t baselight; // emissivity only
|
|
vec3_t directlight; // direct light value
|
|
float area;
|
|
|
|
vec3_t reflectivity; // Average RGB of texture, modified by material type.
|
|
|
|
vec3_t samplelight;
|
|
int samples; // for averaging direct light
|
|
int faceNumber;
|
|
} patch_t;
|
|
|
|
extern patch_t *face_patches[MAX_MAP_FACES];
|
|
extern entity_t *face_entity[MAX_MAP_FACES];
|
|
extern vec3_t face_offset[MAX_MAP_FACES]; // for rotating bmodels
|
|
extern vec3_t face_centroids[MAX_MAP_EDGES];
|
|
extern patch_t patches[MAX_PATCHES];
|
|
extern unsigned num_patches;
|
|
|
|
extern int leafparents[MAX_MAP_LEAFS];
|
|
extern int nodeparents[MAX_MAP_NODES];
|
|
|
|
extern float lightscale;
|
|
extern float dlight_threshold;
|
|
extern float coring;
|
|
|
|
void MakeShadowSplits (void);
|
|
|
|
//==============================================
|
|
|
|
_int64 getfreespace(char *filepath);
|
|
long getfilesize(char *filename);
|
|
time_t getfiletime(char *filename);
|
|
|
|
void BuildVisMatrix (void);
|
|
void FreeVisMatrix (void);
|
|
qboolean CheckVisBit (int p1, int p2);
|
|
void TouchVMFFile (void);
|
|
|
|
//==============================================
|
|
|
|
extern qboolean extra;
|
|
extern vec3_t ambient;
|
|
extern float maxlight;
|
|
extern unsigned numbounce;
|
|
extern directlight_t *directlights[MAX_MAP_LEAFS];
|
|
extern byte nodehit[MAX_MAP_NODES];
|
|
extern float gamma;
|
|
extern float indirect_sun;
|
|
extern float smoothing_threshold;
|
|
|
|
void MakeTnodes (dmodel_t *bm);
|
|
void PairEdges (void);
|
|
qboolean IsIncremental(char *filename);
|
|
int SaveIncremental(char *filename);
|
|
int PartialHead (void);
|
|
void BuildFacelights (int facenum);
|
|
void PrecompLightmapOffsets();
|
|
void FinalLightFace (int facenum);
|
|
void PvsForOrigin (vec3_t org, byte *pvs);
|
|
int TestLine_r (int node, vec3_t start, vec3_t stop);
|
|
void CreateDirectLights (void);
|
|
void DeleteDirectLights (void);
|
|
int ProgressiveRefinement (void);
|
|
vec_t PatchPlaneDist( patch_t *patch );
|
|
void GetPhongNormal( int facenum, vec3_t spot, vec3_t phongnormal );
|
|
|
|
dleaf_t *PointInLeaf (vec3_t point);
|