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Diffstat (limited to 'src/r_shared.h')
| -rw-r--r-- | src/r_shared.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/src/r_shared.h b/src/r_shared.h new file mode 100644 index 0000000..7d4336e --- /dev/null +++ b/src/r_shared.h @@ -0,0 +1,171 @@ +/* +Copyright (C) 2003-2006 Andrey Nazarov + +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. + +*/ + +/* +============================================================================= + +IMAGE MANAGER + +============================================================================= +*/ + +#if USE_BGRA +#define MakeColor( r, g, b, a ) MakeRawLong( b, g, r, a ) +#else +#define MakeColor( r, g, b, a ) MakeRawLong( r, g, b, a ) +#endif + +#define R_Malloc( size ) Z_TagMalloc( size, TAG_RENDERER ) +#define R_Mallocz( size ) Z_TagMallocz( size, TAG_RENDERER ) + +#if USE_REF == REF_GL +#define IMG_AllocPixels( x ) FS_AllocTempMem( x ) +#define IMG_FreePixels( x ) FS_FreeFile( x ) +#else +#define IMG_AllocPixels( x ) R_Malloc( x ) +#define IMG_FreePixels( x ) Z_Free( x ) +#endif + + +// absolute limit for OpenGL renderer +#if USE_REF == REF_GL +#define MAX_TEXTURE_SIZE 2048 +#else +#define MAX_TEXTURE_SIZE 512 +#endif + +/* + + skins will be outline flood filled and mip mapped + pics and sprites with alpha will be outline flood filled + pic won't be mip mapped + + model skin + sprite frame + wall texture + pic + +*/ + +typedef enum { + if_transparent = ( 1 << 0 ), + if_paletted = ( 1 << 1 ), + if_scrap = ( 1 << 2 ), + if_replace_wal = ( 1 << 3 ), + if_replace_pcx = ( 1 << 4 ), + if_auto = ( 1 << 5 ) +} imageflags_t; + +typedef enum { + it_skin, + it_sprite, + it_wall, + it_pic, + it_sky, + it_charset +} imagetype_t; + +#define EXTENSION_PNG MakeRawLong( '.', 'p', 'n', 'g' ) +#define EXTENSION_TGA MakeRawLong( '.', 't', 'g', 'a' ) +#define EXTENSION_JPG MakeRawLong( '.', 'j', 'p', 'g' ) +#define EXTENSION_PCX MakeRawLong( '.', 'p', 'c', 'x' ) +#define EXTENSION_WAL MakeRawLong( '.', 'w', 'a', 'l' ) + +typedef struct image_s { + list_t entry; + char name[MAX_QPATH]; // game path, without extension + //int baselength; // length of the path without extension + imagetype_t type; + int width, height; // source image + int upload_width, upload_height; // after power of two and picmip + int registration_sequence; // 0 = free +#if USE_REF == REF_GL + unsigned texnum; // gl texture binding + float sl, sh, tl, th; +#else + byte *pixels[4]; // mip levels +#endif + imageflags_t flags; +} image_t; + +#define MAX_RIMAGES 1024 + +extern image_t r_images[MAX_RIMAGES]; +extern int r_numImages; + +extern int registration_sequence; + +extern image_t *r_notexture; + +extern uint32_t d_8to24table[256]; + +// these are implemented in r_images.c +image_t *IMG_Alloc( const char *name ); +image_t *IMG_Find( const char *name, imagetype_t type ); +image_t *IMG_Create( const char *name, byte *pic, int width, int height, + imagetype_t type, imageflags_t flags ); +void IMG_FreeUnused( void ); +void IMG_FreeAll( void ); +void IMG_Init( void ); +void IMG_Shutdown( void ); +void IMG_GetPalette( byte **dest ); + +image_t *IMG_ForHandle( qhandle_t h ); +qhandle_t R_RegisterSkin( const char *name ); +qhandle_t R_RegisterPic( const char *name ); +qhandle_t R_RegisterFont( const char *name ); + +qerror_t IMG_LoadPCX( const char *filename, byte **pic, byte *palette, + int *width, int *height ); +qerror_t IMG_WritePCX( qhandle_t f, const char *filename, const byte *data, int width, + int height, int rowbytes, byte *palette ); + +#if USE_TGA || USE_JPG || USE_PNG +typedef qerror_t (img_load_t)( const char *, byte **, int *, int * ); +typedef qerror_t (img_save_t)( qhandle_t, const char *, const byte *, int, int, int ); +#endif + +#if USE_TGA +qerror_t IMG_LoadTGA( const char *filename, byte **pic, int *width, int *height ); +qerror_t IMG_SaveTGA( qhandle_t f, const char *filename, const byte *bgr, + int width, int height, int unused ); +#endif + +#if USE_JPG +qerror_t IMG_LoadJPG( const char *filename, byte **pic, int *width, int *height ); +qerror_t IMG_SaveJPG( qhandle_t f, const char *filename, const byte *rgb, + int width, int height, int quality ); +#endif + +#if USE_PNG +qerror_t IMG_LoadPNG( const char *filename, byte **pic, int *width, int *height ); +qerror_t IMG_SavePNG( qhandle_t f, const char *filename, const byte *rgb, + int width, int height, int compression ); +#endif + +// these are implemented in [gl,sw]_images.c +void IMG_Unload( image_t *image ); +void IMG_Load( image_t *image, byte *pic, int width, int height, + imagetype_t type, imageflags_t flags ); +image_t *IMG_LoadWAL( const char *name ); + + + + |