?? r_local.h
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float nearzi;
medge_t *owner;
} edge_t;
/*
====================================================
VARS
====================================================
*/
extern int d_spanpixcount;
extern int r_framecount; // sequence # of current frame since Quake
// started
extern float r_aliasuvscale; // scale-up factor for screen u and v
// on Alias vertices passed to driver
extern qboolean r_dowarp;
extern affinetridesc_t r_affinetridesc;
extern vec3_t r_pright, r_pup, r_ppn;
void D_DrawSurfaces (void);
void R_DrawParticle( void );
void D_ViewChanged (void);
void D_WarpScreen (void);
void R_PolysetUpdateTables (void);
extern void *acolormap; // FIXME: should go away
//=======================================================================//
// callbacks to Quake
extern drawsurf_t r_drawsurf;
void R_DrawSurface (void);
extern int c_surf;
extern byte r_warpbuffer[WARP_WIDTH * WARP_HEIGHT];
extern float scale_for_mip;
extern qboolean d_roverwrapped;
extern surfcache_t *sc_rover;
extern surfcache_t *d_initial_rover;
extern float d_sdivzstepu, d_tdivzstepu, d_zistepu;
extern float d_sdivzstepv, d_tdivzstepv, d_zistepv;
extern float d_sdivzorigin, d_tdivzorigin, d_ziorigin;
extern fixed16_t sadjust, tadjust;
extern fixed16_t bbextents, bbextentt;
void D_DrawSpans16 (espan_t *pspans);
void D_DrawZSpans (espan_t *pspans);
void Turbulent8 (espan_t *pspan);
void NonTurbulent8 (espan_t *pspan); //PGM
surfcache_t *D_CacheSurface (msurface_t *surface, int miplevel);
extern int d_vrectx, d_vrecty, d_vrectright_particle, d_vrectbottom_particle;
extern int d_pix_min, d_pix_max, d_pix_shift;
extern pixel_t *d_viewbuffer;
extern short *d_pzbuffer;
extern unsigned int d_zrowbytes, d_zwidth;
extern short *zspantable[MAXHEIGHT];
extern int d_scantable[MAXHEIGHT];
extern int d_minmip;
extern float d_scalemip[3];
//===================================================================
extern int cachewidth;
extern pixel_t *cacheblock;
extern int r_screenwidth;
extern int r_drawnpolycount;
extern int sintable[1280];
extern int intsintable[1280];
extern int blanktable[1280]; // PGM
extern vec3_t vup, base_vup;
extern vec3_t vpn, base_vpn;
extern vec3_t vright, base_vright;
extern surf_t *surfaces, *surface_p, *surf_max;
// surfaces are generated in back to front order by the bsp, so if a surf
// pointer is greater than another one, it should be drawn in front
// surfaces[1] is the background, and is used as the active surface stack.
// surfaces[0] is a dummy, because index 0 is used to indicate no surface
// attached to an edge_t
//===================================================================
extern vec3_t sxformaxis[4]; // s axis transformed into viewspace
extern vec3_t txformaxis[4]; // t axis transformed into viewspac
extern float xcenter, ycenter;
extern float xscale, yscale;
extern float xscaleinv, yscaleinv;
extern float xscaleshrink, yscaleshrink;
extern void TransformVector (vec3_t in, vec3_t out);
extern void SetUpForLineScan(fixed8_t startvertu, fixed8_t startvertv,
fixed8_t endvertu, fixed8_t endvertv);
extern int ubasestep, errorterm, erroradjustup, erroradjustdown;
//===========================================================================
extern cvar_t *sw_aliasstats;
extern cvar_t *sw_clearcolor;
extern cvar_t *sw_drawflat;
extern cvar_t *sw_draworder;
extern cvar_t *sw_maxedges;
extern cvar_t *sw_maxsurfs;
extern cvar_t *sw_mipcap;
extern cvar_t *sw_mipscale;
extern cvar_t *sw_mode;
extern cvar_t *sw_reportsurfout;
extern cvar_t *sw_reportedgeout;
extern cvar_t *sw_stipplealpha;
extern cvar_t *sw_surfcacheoverride;
extern cvar_t *sw_waterwarp;
extern cvar_t *r_fullbright;
extern cvar_t *r_lefthand;
extern cvar_t *r_drawentities;
extern cvar_t *r_drawworld;
extern cvar_t *r_dspeeds;
extern cvar_t *r_lerpmodels;
extern cvar_t *r_speeds;
extern cvar_t *r_lightlevel; //FIXME HACK
extern cvar_t *vid_fullscreen;
extern cvar_t *vid_gamma;
extern clipplane_t view_clipplanes[4];
extern int *pfrustum_indexes[4];
//=============================================================================
void R_RenderWorld (void);
//=============================================================================
extern mplane_t screenedge[4];
extern vec3_t r_origin;
extern entity_t r_worldentity;
extern model_t *currentmodel;
extern entity_t *currententity;
extern vec3_t modelorg;
extern vec3_t r_entorigin;
extern float verticalFieldOfView;
extern float xOrigin, yOrigin;
extern int r_visframecount;
extern msurface_t *r_alpha_surfaces;
//=============================================================================
void R_ClearPolyList (void);
void R_DrawPolyList (void);
//
// current entity info
//
extern qboolean insubmodel;
void R_DrawAlphaSurfaces( void );
void R_DrawSprite (void);
void R_DrawBeam( entity_t *e );
void R_RenderFace (msurface_t *fa, int clipflags);
void R_RenderBmodelFace (bedge_t *pedges, msurface_t *psurf);
void R_TransformPlane (mplane_t *p, float *normal, float *dist);
void R_TransformFrustum (void);
void R_DrawSurfaceBlock16 (void);
void R_DrawSurfaceBlock8 (void);
#if id386
void R_DrawSurfaceBlock8_mip0 (void);
void R_DrawSurfaceBlock8_mip1 (void);
void R_DrawSurfaceBlock8_mip2 (void);
void R_DrawSurfaceBlock8_mip3 (void);
#endif
void R_GenSkyTile (void *pdest);
void R_GenSkyTile16 (void *pdest);
void R_Surf8Patch (void);
void R_Surf16Patch (void);
void R_DrawSubmodelPolygons (model_t *pmodel, int clipflags, mnode_t *topnode);
void R_DrawSolidClippedSubmodelPolygons (model_t *pmodel, mnode_t *topnode);
void R_AddPolygonEdges (emitpoint_t *pverts, int numverts, int miplevel);
surf_t *R_GetSurf (void);
void R_AliasDrawModel (void);
void R_BeginEdgeFrame (void);
void R_ScanEdges (void);
void D_DrawSurfaces (void);
void R_InsertNewEdges (edge_t *edgestoadd, edge_t *edgelist);
void R_StepActiveU (edge_t *pedge);
void R_RemoveEdges (edge_t *pedge);
void R_PushDlights (model_t *model);
extern void R_Surf8Start (void);
extern void R_Surf8End (void);
extern void R_Surf16Start (void);
extern void R_Surf16End (void);
extern void R_EdgeCodeStart (void);
extern void R_EdgeCodeEnd (void);
extern void R_RotateBmodel (void);
extern int c_faceclip;
extern int r_polycount;
extern int r_wholepolycount;
extern int ubasestep, errorterm, erroradjustup, erroradjustdown;
extern fixed16_t sadjust, tadjust;
extern fixed16_t bbextents, bbextentt;
extern mvertex_t *r_ptverts, *r_ptvertsmax;
extern float entity_rotation[3][3];
extern int r_currentkey;
extern int r_currentbkey;
void R_InitTurb (void);
void R_DrawParticles (void);
void R_SurfacePatch (void);
extern int r_amodels_drawn;
extern edge_t *auxedges;
extern int r_numallocatededges;
extern edge_t *r_edges, *edge_p, *edge_max;
extern edge_t *newedges[MAXHEIGHT];
extern edge_t *removeedges[MAXHEIGHT];
// FIXME: make stack vars when debugging done
extern edge_t edge_head;
extern edge_t edge_tail;
extern edge_t edge_aftertail;
extern int r_aliasblendcolor;
extern float aliasxscale, aliasyscale, aliasxcenter, aliasycenter;
extern int r_outofsurfaces;
extern int r_outofedges;
extern mvertex_t *r_pcurrentvertbase;
extern int r_maxvalidedgeoffset;
typedef struct
{
finalvert_t *a, *b, *c;
} aliastriangleparms_t;
extern aliastriangleparms_t aliastriangleparms;
void R_DrawTriangle( void );
//void R_DrawTriangle (finalvert_t *index0, finalvert_t *index1, finalvert_t *index2);
void R_AliasClipTriangle (finalvert_t *index0, finalvert_t *index1, finalvert_t *index2);
extern float r_time1;
extern float da_time1, da_time2;
extern float dp_time1, dp_time2, db_time1, db_time2, rw_time1, rw_time2;
extern float se_time1, se_time2, de_time1, de_time2, dv_time1, dv_time2;
extern int r_frustum_indexes[4*6];
extern int r_maxsurfsseen, r_maxedgesseen, r_cnumsurfs;
extern qboolean r_surfsonstack;
extern mleaf_t *r_viewleaf;
extern int r_viewcluster, r_oldviewcluster;
extern int r_clipflags;
extern int r_dlightframecount;
extern qboolean r_fov_greater_than_90;
extern image_t *r_notexture_mip;
extern model_t *r_worldmodel;
void R_PrintAliasStats (void);
void R_PrintTimes (void);
void R_PrintDSpeeds (void);
void R_AnimateLight (void);
void R_LightPoint (vec3_t p, vec3_t color);
void R_SetupFrame (void);
void R_cshift_f (void);
void R_EmitEdge (mvertex_t *pv0, mvertex_t *pv1);
void R_ClipEdge (mvertex_t *pv0, mvertex_t *pv1, clipplane_t *clip);
void R_SplitEntityOnNode2 (mnode_t *node);
extern refdef_t r_newrefdef;
extern surfcache_t *sc_rover, *sc_base;
extern void *colormap;
//====================================================================
float R_DLightPoint (vec3_t p);
void R_NewMap (void);
void R_Register (void);
void R_UnRegister (void);
void Draw_InitLocal (void);
qboolean R_Init( void *hInstance, void *wndProc );
void R_Shutdown (void);
void R_InitCaches (void);
void D_FlushCaches (void);
void R_ScreenShot_f( void );
void R_BeginRegistration (char *map);
struct model_s *R_RegisterModel (char *name);
void R_EndRegistration (void);
void R_RenderFrame (refdef_t *fd);
struct image_s *Draw_FindPic (char *name);
void Draw_GetPicSize (int *w, int *h, char *name);
void Draw_Pic (int x, int y, char *name);
void Draw_StretchPic (int x, int y, int w, int h, char *name);
void Draw_StretchRaw (int x, int y, int w, int h, int cols, int rows, byte *data);
void Draw_Char (int x, int y, int c);
void Draw_TileClear (int x, int y, int w, int h, char *name);
void Draw_Fill (int x, int y, int w, int h, int c);
void Draw_FadeScreen (void);
void Draw_GetPalette (void);
void R_BeginFrame( float camera_separation );
void R_CinematicSetPalette( const unsigned char *palette );
extern unsigned d_8to24table[256]; // base
void Sys_MakeCodeWriteable (unsigned long startaddr, unsigned long length);
void Sys_SetFPCW (void);
void LoadPCX (char *filename, byte **pic, byte **palette, int *width, int *height);
void R_InitImages (void);
void R_ShutdownImages (void);
image_t *R_FindImage (char *name, imagetype_t type);
void R_FreeUnusedImages (void);
void R_GammaCorrectAndSetPalette( const unsigned char *pal );
extern mtexinfo_t *sky_texinfo[6];
void R_InitSkyBox (void);
typedef struct swstate_s
{
qboolean fullscreen;
int prev_mode; // last valid SW mode
byte gammatable[256];
byte currentpalette[1024];
} swstate_t;
void R_IMFlatShadedQuad( vec3_t a, vec3_t b, vec3_t c, vec3_t d, int color, float alpha );
extern swstate_t sw_state;
/*
====================================================================
IMPORTED FUNCTIONS
====================================================================
*/
extern refimport_t ri;
/*
====================================================================
IMPLEMENTATION FUNCTIONS
====================================================================
*/
void SWimp_BeginFrame( float camera_separation );
void SWimp_EndFrame (void);
int SWimp_Init( void *hInstance, void *wndProc );
void SWimp_SetPalette( const unsigned char *palette);
void SWimp_Shutdown( void );
rserr_t SWimp_SetMode( int *pwidth, int *pheight, int mode, qboolean fullscreen );
void SWimp_AppActivate( qboolean active );
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