/* Copyright (C) 1997-2001 Id Software, Inc. 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 2 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. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ // // ref_public.h // #ifndef __REF_H #define __REF_H #define MAX_DLIGHTS 32 #define MAX_ENTITIES 128 #define MAX_PARTICLES 4096 #define MAX_LIGHTSTYLES 256 #define POWERSUIT_SCALE 4.0f #define WEAPONSHELL_SCALE 0.5f #define SHELL_RED_COLOR 0xF2 #define SHELL_GREEN_COLOR 0xD0 #define SHELL_BLUE_COLOR 0xF3 #define SHELL_RG_COLOR 0xDC //#define SHELL_RB_COLOR 0x86 #define SHELL_RB_COLOR 0x68 #define SHELL_BG_COLOR 0x78 //ROGUE #define SHELL_DOUBLE_COLOR 0xDF // 223 #define SHELL_HALF_DAM_COLOR 0x90 #define SHELL_CYAN_COLOR 0x72 //ROGUE #define SHELL_WHITE_COLOR 0xD7 #define RF_LEFTHAND 0x80000000 typedef struct entity_s { qhandle_t model; // opaque type outside refresh vec3_t angles; /* ** most recent data */ vec3_t origin; // also used as RF_BEAM's "from" int frame; // also used as RF_BEAM's diameter /* ** previous data for lerping */ vec3_t oldorigin; // also used as RF_BEAM's "to" int oldframe; /* ** misc */ float backlerp; // 0.0 = current, 1.0 = old int skinnum; // also used as RF_BEAM's palette index, // -1 => use rgba int lightstyle; // for flashing entities float alpha; // ignore if RF_TRANSLUCENT isn't set #if USE_REF == REF_GL color_t rgba; #endif qhandle_t skin; // NULL for inline skin int flags; } entity_t; typedef struct dlight_s { vec3_t origin; #if USE_REF == REF_GL vec3_t transformed; #endif vec3_t color; float intensity; } dlight_t; typedef struct particle_s { vec3_t origin; int color; // -1 => use rgba float alpha; #if USE_REF == REF_GL color_t rgba; #endif } particle_t; typedef struct lightstyle_s { float white; // highest of RGB vec3_t rgb; // 0.0 - 2.0 } lightstyle_t; typedef struct refdef_s { int x, y, width, height;// in virtual screen coordinates float fov_x, fov_y; vec3_t vieworg; vec3_t viewangles; vec4_t blend; // rgba 0-1 full screen blend float time; // time is uesed to auto animate int rdflags; // RDF_UNDERWATER, etc byte *areabits; // if not NULL, only areas with set bits will be drawn lightstyle_t *lightstyles; // [MAX_LIGHTSTYLES] int num_entities; entity_t *entities; int num_dlights; dlight_t *dlights; int num_particles; particle_t *particles; } refdef_t; typedef enum { QVF_ACCELERATED = ( 1 << 0 ), QVF_GAMMARAMP = ( 1 << 1 ), QVF_FULLSCREEN = ( 1 << 2 ), QVF_VIDEOSYNC = ( 1 << 3 ) } vidFlags_t; typedef struct { int width; int height; vidFlags_t flags; } refcfg_t; extern refcfg_t r_config; #define DRAW_CLIP_DISABLED 0 #define DRAW_CLIP_LEFT 0x00000004 #define DRAW_CLIP_RIGHT 0x00000008 #define DRAW_CLIP_TOP 0x00000010 #define DRAW_CLIP_BOTTOM 0x00000020 #define DRAW_CLIP_MASK 0x0000003C typedef struct { int left, right, top, bottom; } clipRect_t; // called when the library is loaded qboolean R_Init( qboolean total ); // called before the library is unloaded void R_Shutdown( qboolean total ); // All data that will be used in a level should be // registered before rendering any frames to prevent disk hits, // but they can still be registered at a later time // if necessary. // // EndRegistration will free any remaining data that wasn't registered. // Any model_s or skin_s pointers from before the BeginRegistration // are no longer valid after EndRegistration. // // Skins and images need to be differentiated, because skins // are flood filled to eliminate mip map edge errors, and pics have // an implicit "pics/" prepended to the name. (a pic name that starts with a // slash will not use the "pics/" prefix or the ".pcx" postfix) void R_BeginRegistration( const char *map ); qhandle_t R_RegisterModel( const char *name ); qhandle_t R_RegisterSkin( const char *name ); qhandle_t R_RegisterPic( const char *name ); qhandle_t R_RegisterFont( const char *name ); qerror_t _R_RegisterPic( const char *name, qhandle_t *handle ); qerror_t _R_RegisterFont( const char *name, qhandle_t *handle ); void R_SetSky( const char *name, float rotate, vec3_t axis ); void R_EndRegistration( void ); void R_RenderFrame( refdef_t *fd ); void R_LightPoint( vec3_t origin, vec3_t light ); void R_ClearColor( void ); void R_SetAlpha( float clpha ); void R_SetColor( uint32_t color ); void R_SetClipRect( int flags, const clipRect_t *clip ); void R_SetScale( float *scale ); void R_DrawChar( int x, int y, int flags, int ch, qhandle_t font ); int R_DrawString( int x, int y, int flags, size_t maxChars, const char *string, qhandle_t font ); // returns advanced x coord qboolean R_GetPicSize( int *w, int *h, qhandle_t pic ); // returns transparency bit void R_DrawPic( int x, int y, qhandle_t pic ); void R_DrawStretchPic( int x, int y, int w, int h, qhandle_t pic ); void R_DrawStretchPicST( int x, int y, int w, int h, float s1, float t1, float s2, float t2, qhandle_t pic ); void R_TileClear( int x, int y, int w, int h, qhandle_t pic ); void R_DrawFill8( int x, int y, int w, int h, int c ); void R_DrawFill32( int x, int y, int w, int h, uint32_t color ); // video mode and refresh state management entry points void R_BeginFrame( void ); void R_EndFrame( void ); void R_ModeChanged( int width, int height, int flags, int rowbytes, void *pixels ); #if 0 void R_CinematicSetPalette( const byte *palette ); #endif #endif // __REF_H