diff options
Diffstat (limited to 'QW/client/glquake.h')
| -rw-r--r-- | QW/client/glquake.h | 302 |
1 files changed, 302 insertions, 0 deletions
diff --git a/QW/client/glquake.h b/QW/client/glquake.h new file mode 100644 index 0000000..c7d60ef --- /dev/null +++ b/QW/client/glquake.h @@ -0,0 +1,302 @@ +/* +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 <windows.h> +#endif + +#include <GL/gl.h> +#include <GL/glu.h> + +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 (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; + +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 +#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 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 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 + +#ifdef _WIN32 +typedef void (APIENTRY *lpMTexFUNC) (GLenum, GLfloat, GLfloat); +typedef void (APIENTRY *lpSelTexFUNC) (GLenum); +extern lpMTexFUNC qglMTexCoord2fSGIS; +extern lpSelTexFUNC qglSelectTextureSGIS; +#endif + +extern qboolean gl_mtexable; + +void GL_DisableMultitexture(void); +void GL_EnableMultitexture(void); + +// +// 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); + +// +// gl_draw.c +// +int GL_LoadPicTexture (qpic_t *pic); +void GL_Set2D (void); + +// +// gl_rmain.c +// +qboolean R_CullBox (vec3_t mins, vec3_t maxs); +void R_RotateForEntity (entity_t *e); + +// +// gl_rlight.c +// +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); + |