/* Copyright (C) 1996-1997 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. */ // disable data conversion warnings #pragma warning(disable : 4244) // MIPS #pragma warning(disable : 4136) // X86 #pragma warning(disable : 4051) // ALPHA #ifdef _WIN32 #include #endif #include #include void GL_BeginRendering (int *x, int *y, int *width, int *height); void GL_EndRendering (void); #ifdef _WIN32 // Function prototypes for the Texture Object Extension routines typedef GLboolean (APIENTRY *ARETEXRESFUNCPTR)(GLsizei, const GLuint *, const GLboolean *); typedef void (APIENTRY *BINDTEXFUNCPTR)(GLenum, GLuint); typedef void (APIENTRY *DELTEXFUNCPTR)(GLsizei, const GLuint *); typedef void (APIENTRY *GENTEXFUNCPTR)(GLsizei, GLuint *); typedef GLboolean (APIENTRY *ISTEXFUNCPTR)(GLuint); typedef void (APIENTRY *PRIORTEXFUNCPTR)(GLsizei, const GLuint *, const GLclampf *); typedef void (APIENTRY *TEXSUBIMAGEPTR)(int, int, int, int, int, int, int, int, void *); extern BINDTEXFUNCPTR bindTexFunc; extern DELTEXFUNCPTR delTexFunc; extern TEXSUBIMAGEPTR TexSubImage2DFunc; #endif extern int texture_extension_number; extern int texture_mode; extern float gldepthmin, gldepthmax; void GL_Upload32 (unsigned *data, int width, int height, qboolean mipmap, qboolean alpha); void GL_Upload8 (byte *data, int width, int height, qboolean mipmap, qboolean alpha); int GL_LoadTexture (char *identifier, int width, int height, byte *data, qboolean mipmap, qboolean alpha); int GL_FindTexture (char *identifier); typedef struct { float x, y, z; float s, t; float r, g, b; } glvert_t; extern glvert_t glv; extern int glx, gly, glwidth, glheight; #ifdef _WIN32 extern PROC glArrayElementEXT; extern PROC glColorPointerEXT; extern PROC glTexturePointerEXT; extern PROC glVertexPointerEXT; #endif // r_local.h -- private refresh defs #define ALIAS_BASE_SIZE_RATIO (1.0 / 11.0) // normalizing factor so player model works out to about // 1 pixel per triangle #define MAX_LBM_HEIGHT 480 #define TILE_SIZE 128 // size of textures generated by R_GenTiledSurf #define SKYSHIFT 7 #define SKYSIZE (1 << SKYSHIFT) #define SKYMASK (SKYSIZE - 1) #define BACKFACE_EPSILON 0.01 void R_TimeRefresh_f (void); void R_ReadPointFile_f (void); texture_t *R_TextureAnimation (texture_t *base); typedef struct surfcache_s { struct surfcache_s *next; struct surfcache_s **owner; // NULL is an empty chunk of memory int lightadj[MAXLIGHTMAPS]; // checked for strobe flush int dlight; int size; // including header unsigned width; unsigned height; // DEBUG only needed for debug float mipscale; struct texture_s *texture; // checked for animating textures byte data[4]; // width*height elements } surfcache_t; typedef struct { pixel_t *surfdat; // destination for generated surface int rowbytes; // destination logical width in bytes msurface_t *surf; // description for surface to generate fixed8_t lightadj[MAXLIGHTMAPS]; // adjust for lightmap levels for dynamic lighting texture_t *texture; // corrected for animating textures int surfmip; // mipmapped ratio of surface texels / world pixels int surfwidth; // in mipmapped texels int surfheight; // in mipmapped texels } drawsurf_t; typedef enum { pt_static, pt_grav, pt_slowgrav, pt_fire, pt_explode, pt_explode2, pt_blob, pt_blob2 } ptype_t; // !!! if this is changed, it must be changed in d_ifacea.h too !!! typedef struct particle_s { // driver-usable fields vec3_t org; float color; // drivers never touch the following fields struct particle_s *next; vec3_t vel; float ramp; float die; ptype_t type; } particle_t; //==================================================== extern entity_t r_worldentity; extern qboolean r_cache_thrash; // compatability extern vec3_t modelorg, r_entorigin; extern entity_t *currententity; extern int r_visframecount; // ??? what difs? extern int r_framecount; extern mplane_t frustum[4]; extern int c_brush_polys, c_alias_polys; // // view origin // extern vec3_t vup; extern vec3_t vpn; extern vec3_t vright; extern vec3_t r_origin; // // screen size info // extern refdef_t r_refdef; extern mleaf_t *r_viewleaf, *r_oldviewleaf; extern texture_t *r_notexture_mip; extern int d_lightstylevalue[256]; // 8.8 fraction of base light value extern qboolean envmap; extern int currenttexture; extern int cnttextures[2]; extern int particletexture; extern int playertextures; extern int skytexturenum; // index in cl.loadmodel, not gl texture object extern cvar_t r_norefresh; extern cvar_t r_drawentities; extern cvar_t r_drawworld; extern cvar_t r_drawviewmodel; extern cvar_t r_speeds; extern cvar_t r_waterwarp; extern cvar_t r_fullbright; extern cvar_t r_lightmap; extern cvar_t r_shadows; extern cvar_t r_mirroralpha; extern cvar_t r_wateralpha; extern cvar_t r_dynamic; extern cvar_t r_novis; extern cvar_t gl_clear; extern cvar_t gl_cull; extern cvar_t gl_poly; extern cvar_t gl_texsort; extern cvar_t gl_smoothmodels; extern cvar_t gl_affinemodels; extern cvar_t gl_polyblend; extern cvar_t gl_keeptjunctions; extern cvar_t gl_reporttjunctions; extern cvar_t gl_flashblend; extern cvar_t gl_nocolors; extern cvar_t gl_doubleeyes; extern int gl_lightmap_format; extern int gl_solid_format; extern int gl_alpha_format; extern cvar_t gl_max_size; extern cvar_t gl_playermip; extern int mirrortexturenum; // quake texturenum, not gltexturenum extern qboolean mirror; extern mplane_t *mirror_plane; extern float r_world_matrix[16]; extern const char *gl_vendor; extern const char *gl_renderer; extern const char *gl_version; extern const char *gl_extensions; void R_TranslatePlayerSkin (int playernum); void GL_Bind (int texnum); // Multitexture #define TEXTURE0_SGIS 0x835E #define TEXTURE1_SGIS 0x835F #ifndef _WIN32 #define APIENTRY /* */ #endif typedef void (APIENTRY *lpMTexFUNC) (GLenum, GLfloat, GLfloat); typedef void (APIENTRY *lpSelTexFUNC) (GLenum); extern lpMTexFUNC qglMTexCoord2fSGIS; extern lpSelTexFUNC qglSelectTextureSGIS; extern qboolean gl_mtexable; void GL_DisableMultitexture(void); void GL_EnableMultitexture(void);