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Diffstat (limited to 'src/renderercommon/tr_common.h')
| -rw-r--r-- | src/renderercommon/tr_common.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/renderercommon/tr_common.h b/src/renderercommon/tr_common.h new file mode 100644 index 0000000..68e012f --- /dev/null +++ b/src/renderercommon/tr_common.h @@ -0,0 +1,166 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. +Copyright (C) 2000-2013 Darklegion Development +Copyright (C) 2015-2019 GrangerHub + +This file is part of Tremulous. + +Tremulous 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 3 of the License, +or (at your option) any later version. + +Tremulous 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 Tremulous; if not, see <https://www.gnu.org/licenses/> + +=========================================================================== +*/ +#ifndef TR_COMMON_H +#define TR_COMMON_H + +#include "qcommon/cvar.h" +#include "qcommon/q_shared.h" +#include "sys/sys_shared.h" + +#include "iqm.h" +#include "qgl.h" +#include "tr_public.h" + +typedef enum +{ + IMGTYPE_COLORALPHA, // for color, lightmap, diffuse, and specular + IMGTYPE_NORMAL, + IMGTYPE_NORMALHEIGHT, + IMGTYPE_DELUXE, // normals are swizzled, deluxe are not +} imgType_t; + +typedef enum +{ + IMGFLAG_NONE = 0x0000, + IMGFLAG_MIPMAP = 0x0001, + IMGFLAG_PICMIP = 0x0002, + IMGFLAG_CUBEMAP = 0x0004, + IMGFLAG_NO_COMPRESSION = 0x0010, + IMGFLAG_NOLIGHTSCALE = 0x0020, + IMGFLAG_CLAMPTOEDGE = 0x0040, + IMGFLAG_GENNORMALMAP = 0x0100, +} imgFlags_t; + +typedef struct image_s { + char imgName[MAX_QPATH]; // game path, including extension + int width, height; // source image + int uploadWidth, uploadHeight; // after power of two and picmip but not including clamp to MAX_TEXTURE_SIZE + GLuint texnum; // gl texture binding + + int frameUsed; // for texture usage in frame statistics + + int internalFormat; + int TMU; // only needed for voodoo2 + + imgType_t type; + int /*imgFlags_t*/ flags; + + struct image_s* next; +} image_t; + +// any change in the LIGHTMAP_* defines here MUST be reflected in +// R_FindShader() in tr_bsp.c +#define LIGHTMAP_2D -4 // shader is for 2D rendering +#define LIGHTMAP_BY_VERTEX -3 // pre-lit triangle models +#define LIGHTMAP_WHITEIMAGE -2 +#define LIGHTMAP_NONE -1 + +extern refimport_t ri; +extern glconfig_t glConfig; // outside of TR since it shouldn't be cleared during ref re-init + +// +// cvars +// +extern cvar_t *r_stencilbits; // number of desired stencil bits +extern cvar_t *r_depthbits; // number of desired depth bits +extern cvar_t *r_colorbits; // number of desired color bits, only relevant for fullscreen +extern cvar_t *r_alphabits; // number of desired alpha bits +extern cvar_t *r_texturebits; // number of desired texture bits +extern cvar_t *r_ext_multisample; + // 0 = use framebuffer depth + // 16 = use 16-bit textures + // 32 = use 32-bit textures + // all else = error + +extern cvar_t *r_width; +extern cvar_t *r_height; +extern cvar_t *r_pixelAspect; +extern cvar_t *r_noborder; +extern cvar_t *r_fullscreen; +extern cvar_t *r_ignorehwgamma; // overrides hardware gamma capabilities +extern cvar_t *r_drawBuffer; +extern cvar_t *r_swapInterval; + +extern cvar_t *r_allowExtensions; // global enable/disable of OpenGL extensions +extern cvar_t *r_ext_compressed_textures; // these control use of specific extensions +extern cvar_t *r_ext_multitexture; +extern cvar_t *r_ext_compiled_vertex_array; +extern cvar_t *r_ext_texture_env_add; + +extern cvar_t *r_ext_texture_filter_anisotropic; +extern cvar_t *r_ext_max_anisotropy; + +extern cvar_t *r_stereoEnabled; + +extern cvar_t *r_saveFontData; + +qboolean R_GetModeInfo( int *width, int *height, float *windowAspect, int mode ); + +float R_NoiseGet4f( float x, float y, float z, double t ); +void R_NoiseInit( void ); + +image_t *R_FindImageFile( const char *name, imgType_t type, int/*imgFlags_t*/ flags ); +image_t *R_CreateImage( const char *name, byte *pic, int width, int height, imgType_t type, int flags, int internalFormat ); + +void R_IssuePendingRenderCommands( void ); +qhandle_t RE_RegisterShaderLightMap( const char *name, int lightmapIndex ); +qhandle_t RE_RegisterShader( const char *name ); +qhandle_t RE_RegisterShaderNoMip( const char *name ); +qhandle_t RE_RegisterShaderFromImage(const char *name, int lightmapIndex, image_t *image, qboolean mipRawImage); + +// font stuff +void R_InitFreeType( void ); +void R_DoneFreeType( void ); +void RE_RegisterFont(const char *fontName, int pointSize, fontInfo_t *font); + +/* +============================================================= + +IMAGE LOADERS + +============================================================= +*/ + +void R_LoadBMP( const char *name, byte **pic, int *width, int *height ); +void R_LoadJPG( const char *name, byte **pic, int *width, int *height ); +void R_LoadPCX( const char *name, byte **pic, int *width, int *height ); +void R_LoadPNG( const char *name, byte **pic, int *width, int *height ); +void R_LoadTGA( const char *name, byte **pic, int *width, int *height ); + +/* +==================================================================== + +IMPLEMENTATION SPECIFIC FUNCTIONS + +==================================================================== +*/ + +void GLimp_Init( bool ); +void GLimp_Shutdown( void ); +void GLimp_EndFrame( void ); +void GLimp_LogComment(const char *comment); +void GLimp_Minimize(void); +void GLimp_SetGamma( unsigned char red[256], unsigned char green[256], unsigned char blue[256] ); + +#endif |