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Diffstat (limited to 'src/renderer')
| -rw-r--r-- | src/renderer/tr_types.h | 234 |
1 files changed, 234 insertions, 0 deletions
diff --git a/src/renderer/tr_types.h b/src/renderer/tr_types.h new file mode 100644 index 0000000..6db8c12 --- /dev/null +++ b/src/renderer/tr_types.h @@ -0,0 +1,234 @@ +/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. +Copyright (C) 2000-2006 Tim Angus + +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 2 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, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ +// +#ifndef __TR_TYPES_H +#define __TR_TYPES_H + + +#define MAX_DLIGHTS 32 // can't be increased, because bit flags are used on surfaces +#define MAX_ENTITIES 1023 // can't be increased without changing drawsurf bit packing + +// renderfx flags +#define RF_MINLIGHT 1 // allways have some light (viewmodel, some items) +#define RF_THIRD_PERSON 2 // don't draw through eyes, only mirrors (player bodies, chat sprites) +#define RF_FIRST_PERSON 4 // only draw through eyes (view weapon, damage blood blob) +#define RF_DEPTHHACK 8 // for view weapon Z crunching +#define RF_NOSHADOW 64 // don't add stencil shadows + +#define RF_LIGHTING_ORIGIN 128 // use refEntity->lightingOrigin instead of refEntity->origin + // for lighting. This allows entities to sink into the floor + // with their origin going solid, and allows all parts of a + // player to get the same lighting +#define RF_SHADOW_PLANE 256 // use refEntity->shadowPlane +#define RF_WRAP_FRAMES 512 // mod the model frames by the maxframes to allow continuous + // animation without needing to know the frame count + +// refdef flags +#define RDF_NOWORLDMODEL 1 // used for player configuration screen +#define RDF_HYPERSPACE 4 // teleportation effect + +typedef struct { + vec3_t xyz; + float st[2]; + byte modulate[4]; +} polyVert_t; + +typedef struct poly_s { + qhandle_t hShader; + int numVerts; + polyVert_t *verts; +} poly_t; + +typedef enum { + RT_MODEL, + RT_POLY, + RT_SPRITE, + RT_BEAM, + RT_RAIL_CORE, + RT_RAIL_RINGS, + RT_LIGHTNING, + RT_PORTALSURFACE, // doesn't draw anything, just info for portals + + RT_MAX_REF_ENTITY_TYPE +} refEntityType_t; + +typedef struct { + refEntityType_t reType; + int renderfx; + + qhandle_t hModel; // opaque type outside refresh + + // most recent data + vec3_t lightingOrigin; // so multi-part models can be lit identically (RF_LIGHTING_ORIGIN) + float shadowPlane; // projection shadows go here, stencils go slightly lower + + vec3_t axis[3]; // rotation vectors + qboolean nonNormalizedAxes; // axis are not normalized, i.e. they have scale + float origin[3]; // also used as MODEL_BEAM's "from" + int frame; // also used as MODEL_BEAM's diameter + + // previous data for frame interpolation + float oldorigin[3]; // also used as MODEL_BEAM's "to" + int oldframe; + float backlerp; // 0.0 = current, 1.0 = old + + // texturing + int skinNum; // inline skin index + qhandle_t customSkin; // NULL for default skin + qhandle_t customShader; // use one image for the entire thing + + // misc + byte shaderRGBA[4]; // colors used by rgbgen entity shaders + float shaderTexCoord[2]; // texture coordinates used by tcMod entity modifiers + float shaderTime; // subtracted from refdef time to control effect start times + + // extra sprite information + float radius; + float rotation; +} refEntity_t; + + +#define MAX_RENDER_STRINGS 8 +#define MAX_RENDER_STRING_LENGTH 32 + +typedef struct { + int x, y, width, height; + float fov_x, fov_y; + vec3_t vieworg; + vec3_t viewaxis[3]; // transformation matrix + + // time in milliseconds for shader effects and other time dependent rendering issues + int time; + + int rdflags; // RDF_NOWORLDMODEL, etc + + // 1 bits will prevent the associated area from rendering at all + byte areamask[MAX_MAP_AREA_BYTES]; + + // text messages for deform text shaders + char text[MAX_RENDER_STRINGS][MAX_RENDER_STRING_LENGTH]; +} refdef_t; + + +typedef enum { + STEREO_CENTER, + STEREO_LEFT, + STEREO_RIGHT +} stereoFrame_t; + + +/* +** glconfig_t +** +** Contains variables specific to the OpenGL configuration +** being run right now. These are constant once the OpenGL +** subsystem is initialized. +*/ +typedef enum { + TC_NONE, + TC_S3TC +} textureCompression_t; + +typedef enum { + GLDRV_ICD, // driver is integrated with window system + // WARNING: there are tests that check for + // > GLDRV_ICD for minidriverness, so this + // should always be the lowest value in this + // enum set + GLDRV_STANDALONE, // driver is a non-3Dfx standalone driver + GLDRV_VOODOO // driver is a 3Dfx standalone driver +} glDriverType_t; + +typedef enum { + GLHW_GENERIC, // where everthing works the way it should + GLHW_3DFX_2D3D, // Voodoo Banshee or Voodoo3, relevant since if this is + // the hardware type then there can NOT exist a secondary + // display adapter + GLHW_RIVA128, // where you can't interpolate alpha + GLHW_RAGEPRO, // where you can't modulate alpha on alpha textures + GLHW_PERMEDIA2 // where you don't have src*dst +} glHardwareType_t; + +typedef struct { + char renderer_string[MAX_STRING_CHARS]; + char vendor_string[MAX_STRING_CHARS]; + char version_string[MAX_STRING_CHARS]; + char extensions_string[BIG_INFO_STRING]; + + int maxTextureSize; // queried from GL + int maxActiveTextures; // multitexture ability + + int colorBits, depthBits, stencilBits; + + glDriverType_t driverType; + glHardwareType_t hardwareType; + + qboolean deviceSupportsGamma; + textureCompression_t textureCompression; + qboolean textureEnvAddAvailable; + + int vidWidth, vidHeight; + // aspect is the screen's physical width / height, which may be different + // than scrWidth / scrHeight if the pixels are non-square + // normal screens should be 4/3, but wide aspect monitors may be 16/9 + float windowAspect; + + int displayFrequency; + + // synonymous with "does rendering consume the entire screen?", therefore + // a Voodoo or Voodoo2 will have this set to TRUE, as will a Win32 ICD that + // used CDS. + qboolean isFullscreen; + qboolean stereoEnabled; + qboolean smpActive; // dual processor + + qboolean textureFilterAnisotropic; + int maxAnisotropy; + +} glconfig_t; + +// FIXME: VM should be OS agnostic .. in theory + +/* +#ifdef Q3_VM + +#define _3DFX_DRIVER_NAME "Voodoo" +#define OPENGL_DRIVER_NAME "Default" + +#elif defined(_WIN32) +*/ + +#if defined(Q3_VM) || defined(_WIN32) + +#define _3DFX_DRIVER_NAME "3dfxvgl" +#define OPENGL_DRIVER_NAME "opengl32" + +#else + +#define _3DFX_DRIVER_NAME "libMesaVoodooGL.so" +// https://zerowing.idsoftware.com/bugzilla/show_bug.cgi?id=524 +#define OPENGL_DRIVER_NAME "libGL.so.1" + +#endif // !defined _WIN32 + +#endif // __TR_TYPES_H |