mirror of https://git.code.sf.net/p/quake/newtree
317 lines
7.7 KiB
C
317 lines
7.7 KiB
C
/*
|
|
glquake.h
|
|
|
|
OpenGL-specific definitions and prototypes
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#ifndef _GLQUAKE_H
|
|
#define _GLQUAKE_H
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
# include "config.h"
|
|
#endif
|
|
|
|
#ifdef _WIN32
|
|
// disable data conversion warnings
|
|
// FIXME: move that somewhere else -- yan
|
|
#pragma warning(disable : 4244) // MIPS
|
|
#pragma warning(disable : 4136) // X86
|
|
#pragma warning(disable : 4051) // ALPHA
|
|
#pragma warning(disable : 4305) // thousands of double to float truncation warnings
|
|
|
|
#include <windows.h>
|
|
#endif
|
|
|
|
#include <GL/gl.h>
|
|
#include <GL/glu.h>
|
|
|
|
#include "model.h"
|
|
#include "render.h"
|
|
#include "cvar.h"
|
|
#include "wad.h"
|
|
#include "client.h"
|
|
|
|
|
|
#ifndef GLAPIENTRY
|
|
# ifdef APIENTRY
|
|
# define GLAPIENTRY APIENTRY
|
|
# else
|
|
# define GLAPIENTRY
|
|
# endif
|
|
#endif
|
|
|
|
void GL_BeginRendering (int *x, int *y, int *width, int *height);
|
|
void GL_EndRendering (void);
|
|
|
|
// Function prototypes for the Texture Object Extension routines
|
|
typedef GLboolean (GLAPIENTRY *ARETEXRESFUNCPTR)(GLsizei, const GLuint *,const GLboolean *);
|
|
typedef void (GLAPIENTRY *BINDTEXFUNCPTR)(GLenum, GLuint);
|
|
typedef void (GLAPIENTRY *DELTEXFUNCPTR)(GLsizei, const GLuint *);
|
|
typedef void (GLAPIENTRY *GENTEXFUNCPTR)(GLsizei, GLuint *);
|
|
typedef GLboolean (GLAPIENTRY *ISTEXFUNCPTR)(GLuint);
|
|
typedef void (GLAPIENTRY *PRIORTEXFUNCPTR)(GLsizei, const GLuint *,
|
|
const GLclampf *);
|
|
typedef void (GLAPIENTRY *TEXSUBIMAGEPTR)(int, int, int, int, int, int, int, int, void *);
|
|
|
|
extern BINDTEXFUNCPTR bindTexFunc;
|
|
extern DELTEXFUNCPTR delTexFunc;
|
|
extern TEXSUBIMAGEPTR TexSubImage2DFunc;
|
|
|
|
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);
|
|
void GL_Upload8_EXT (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
|
|
|
|
#ifndef MAX_LBM_HEIGHT // FIXME: Make this ifndef go away.. --KB
|
|
#define MAX_LBM_HEIGHT 480
|
|
#endif
|
|
|
|
#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;
|
|
|
|
|
|
//====================================================
|
|
|
|
|
|
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 netgraphtexture; // netgraph texture
|
|
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 *r_netgraph;
|
|
|
|
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_finish;
|
|
|
|
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 cvar_t *r_skyname;
|
|
|
|
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
|
|
#define GL_TEXTURE0_ARB 0x84C0
|
|
#define GL_TEXTURE1_ARB 0x84C1
|
|
|
|
typedef void (GLAPIENTRY *lpMTexFUNC) (GLenum, GLfloat, GLfloat);
|
|
typedef void (GLAPIENTRY *lpSelTexFUNC) (GLenum);
|
|
extern lpMTexFUNC qglMTexCoord2f;
|
|
extern lpSelTexFUNC qglSelectTexture;
|
|
|
|
extern qboolean gl_mtexable;
|
|
extern qboolean gl_arb_mtex;
|
|
extern int gl_mtex_enum;
|
|
|
|
void GL_DisableMultitexture (void);
|
|
void GL_EnableMultitexture (void);
|
|
void GL_SelectTexture (GLenum target);
|
|
|
|
//
|
|
// gl_warp.c
|
|
//
|
|
void GL_SubdivideSurface (msurface_t *fa);
|
|
void EmitBothSkyLayers (msurface_t *fa);
|
|
void EmitWaterPolys (msurface_t *fa);
|
|
void EmitSkyPolys (msurface_t *fa);
|
|
void R_DrawSkyChain (msurface_t *s);
|
|
void R_LoadSkys (char *);
|
|
void R_ClearSkyBox (void);
|
|
void R_DrawSkyBox (void);
|
|
|
|
//
|
|
// gl_draw.c
|
|
//
|
|
int GL_LoadPicTexture (qpic_t *pic);
|
|
void GL_Set2D (void);
|
|
|
|
//
|
|
// gl_rmain.c
|
|
//
|
|
void GL_CheckGamma (unsigned char *pal);
|
|
qboolean R_CullBox (vec3_t mins, vec3_t maxs);
|
|
void R_RotateForEntity (entity_t *e);
|
|
|
|
//
|
|
// gl_rlight.c
|
|
//
|
|
|
|
extern float v_blend[4];
|
|
|
|
void R_MarkLights (dlight_t *light, int bit, mnode_t *node);
|
|
void R_AnimateLight (void);
|
|
void R_RenderDlights (void);
|
|
int R_LightPoint (vec3_t p);
|
|
|
|
//
|
|
// gl_refrag.c
|
|
//
|
|
void R_StoreEfrags (efrag_t **ppefrag);
|
|
|
|
//
|
|
// gl_mesh.c
|
|
//
|
|
void GL_MakeAliasModelDisplayLists (model_t *m, aliashdr_t *hdr);
|
|
|
|
//
|
|
// gl_rsurf.c
|
|
//
|
|
void R_DrawBrushModel (entity_t *e);
|
|
void R_DrawWorld (void);
|
|
void GL_BuildLightmaps (void);
|
|
|
|
//
|
|
// gl_ngraph.c
|
|
//
|
|
void R_NetGraph (void);
|
|
|
|
#endif // _GLQUAKE_H
|
|
|