mirror of
https://github.com/nillerusr/source-engine.git
synced 2024-12-23 06:36:54 +00:00
142 lines
3.1 KiB
C
142 lines
3.1 KiB
C
//========= Copyright Valve Corporation, All rights reserved. ============//
|
|
//
|
|
// Purpose:
|
|
//
|
|
// $Workfile: $
|
|
// $Date: $
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
// $Log: $
|
|
//
|
|
// $NoKeywords: $
|
|
//=============================================================================//
|
|
|
|
#ifndef LIGHTMAP_H
|
|
#define LIGHTMAP_H
|
|
#pragma once
|
|
|
|
#include "mathlib/bumpvects.h"
|
|
#include "bsplib.h"
|
|
|
|
typedef struct
|
|
{
|
|
dface_t *faces[2];
|
|
Vector interface_normal;
|
|
qboolean coplanar;
|
|
} edgeshare_t;
|
|
|
|
extern edgeshare_t edgeshare[MAX_MAP_EDGES];
|
|
|
|
|
|
//==============================================
|
|
|
|
// This is incremented each time BuildFaceLights and FinalLightFace
|
|
// are called. It's used for a status bar in WorldCraft.
|
|
extern int g_iCurFace;
|
|
|
|
extern int vertexref[MAX_MAP_VERTS];
|
|
extern int *vertexface[MAX_MAP_VERTS];
|
|
|
|
struct faceneighbor_t
|
|
{
|
|
int numneighbors; // neighboring faces that share vertices
|
|
int *neighbor; // neighboring face list (max of 64)
|
|
|
|
Vector *normal; // adjusted normal per vertex
|
|
Vector facenormal; // face normal
|
|
|
|
bool bHasDisp; // is this surface a displacement surface???
|
|
};
|
|
|
|
extern faceneighbor_t faceneighbor[MAX_MAP_FACES];
|
|
|
|
//==============================================
|
|
|
|
|
|
struct sample_t
|
|
{
|
|
// in local luxel space
|
|
winding_t *w;
|
|
int s, t;
|
|
Vector2D coord;
|
|
Vector2D mins;
|
|
Vector2D maxs;
|
|
// in world units
|
|
Vector pos;
|
|
Vector normal;
|
|
float area;
|
|
};
|
|
|
|
struct facelight_t
|
|
{
|
|
// irregularly shaped light sample data, clipped by face and luxel grid
|
|
int numsamples;
|
|
sample_t *sample;
|
|
LightingValue_t *light[MAXLIGHTMAPS][NUM_BUMP_VECTS+1]; // result of direct illumination, indexed by sample
|
|
|
|
// regularly spaced lightmap grid
|
|
int numluxels;
|
|
Vector *luxel; // world space position of luxel
|
|
Vector *luxelNormals; // world space normal of luxel
|
|
float worldAreaPerLuxel;
|
|
};
|
|
|
|
extern directlight_t *activelights;
|
|
extern directlight_t *freelights;
|
|
|
|
extern facelight_t facelight[MAX_MAP_FACES];
|
|
extern int numdlights;
|
|
|
|
|
|
//==============================================
|
|
|
|
struct lightinfo_t
|
|
{
|
|
vec_t facedist;
|
|
Vector facenormal;
|
|
|
|
Vector facemid; // world coordinates of center
|
|
|
|
Vector modelorg; // for origined bmodels
|
|
|
|
Vector luxelOrigin;
|
|
Vector worldToLuxelSpace[2]; // s = (world - luxelOrigin) . worldToLuxelSpace[0], t = (world - luxelOrigin) . worldToLuxelSpace[1]
|
|
Vector luxelToWorldSpace[2]; // world = luxelOrigin + s * luxelToWorldSpace[0] + t * luxelToWorldSpace[1]
|
|
|
|
int facenum;
|
|
dface_t *face;
|
|
|
|
int isflat;
|
|
int hasbumpmap;
|
|
};
|
|
|
|
struct SSE_SampleInfo_t
|
|
{
|
|
int m_FaceNum;
|
|
int m_WarnFace;
|
|
dface_t *m_pFace;
|
|
facelight_t *m_pFaceLight;
|
|
int m_LightmapWidth;
|
|
int m_LightmapHeight;
|
|
int m_LightmapSize;
|
|
int m_NormalCount;
|
|
int m_iThread;
|
|
texinfo_t *m_pTexInfo;
|
|
bool m_IsDispFace;
|
|
|
|
int m_NumSamples;
|
|
int m_NumSampleGroups;
|
|
int m_Clusters[4];
|
|
FourVectors m_Points;
|
|
FourVectors m_PointNormals[ NUM_BUMP_VECTS + 1 ];
|
|
};
|
|
|
|
extern void InitLightinfo( lightinfo_t *l, int facenum );
|
|
|
|
void FreeDLights();
|
|
|
|
void ExportDirectLightsToWorldLights();
|
|
|
|
|
|
#endif // LIGHTMAP_H
|