Paranoia2_original/cl_dll/render/gl_decals.h

105 lines
3.0 KiB
C++

/*
gl_decals.h - decal project & rendering
this code written for Paranoia 2: Savior modification
Copyright (C) 2013 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 GL_DECALS_H
#define GL_DECALS_H
class DecalGroup;
class DecalGroupEntry
{
public:
char m_DecalName[64];
unsigned short gl_diffuse_id;
unsigned short gl_normalmap_id;
unsigned short gl_heightmap_id;
unsigned short gl_specular_id; // specular
int xsize, ysize;
matdesc_t *matdesc; // pointer to settings
float overlay;
bool opaque; // solid decal doesn't use blend
const DecalGroup *group; // get group name
bool m_init;
void PreloadTextures( void );
};
class DecalGroup
{
public:
DecalGroup( const char *name, int numelems, DecalGroupEntry *source );
~DecalGroup();
DecalGroupEntry *GetRandomDecal( void );
DecalGroup *GetNext( void ) { return pnext; }
const char *GetName( void ) { return m_chGroupName; }
const char *GetName( void ) const { return m_chGroupName; }
static DecalGroup *FindGroup( const char *name );
DecalGroupEntry *FindEntry( const char *name );
DecalGroupEntry *GetEntry( int num );
static DecalGroupEntry *GetEntry( const char *name, int flags );
private:
char m_chGroupName[16];
DecalGroupEntry *pEntryArray;
DecalGroup *pnext;
int size;
};
typedef struct dvert_s
{
Vector vertex; // position
Vector tangent; // tangent
Vector binormal; // binormal
Vector normal; // normal
float stcoord0[4]; // ST texture coords + Decal coords
float lmcoord0[4]; // LM texture coords for styles 0-1
float lmcoord1[4]; // LM texture coords for styles 2-3
byte styles[4]; // lightstyles
} dvert_t;
// decal entry
typedef struct brushdecal_s
{
// this part is goes to savelist
byte flags;
short entityIndex;
Vector position;
Vector impactPlaneNormal;
float angle; // goes into scale
const DecalGroupEntry *texinfo;
// verts & elems
dvert_t *verts; // pointer to cache array
word *elems; // pointer to index array
byte numVerts;
byte numElems;
// shader cache
shader_t forwardScene;
shader_t deferredScene;
mextrasurf_t *surface;
struct brushdecal_s *pnext; // linked list for each surface
model_t *model;
} brushdecal_t;
void DecalsInit( void );
void ClearDecals( void );
void DecalsShutdown( void );
void R_RenderDecalsSolidList( drawlist_t drawlist_type );
void R_RenderDecalsTransList( drawlist_t drawlist_type );
void R_RenderDecalsTransEntry( CTransEntry *entry, drawlist_t drawlist_type );
int SaveDecalList( decallist_t *pBaseList, int count );
#endif//GL_DECALS_H