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627 lines
24 KiB
627 lines
24 KiB
/* |
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ref_api.h - Xash3D render dll API |
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Copyright (C) 2019 a1batross |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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#pragma once |
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#ifndef REF_API |
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#define REF_API |
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#include <stdarg.h> |
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#include "com_image.h" |
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#include "vgui_api.h" |
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#include "render_api.h" |
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#include "triangleapi.h" |
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#include "const.h" |
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#include "cl_entity.h" |
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#include "com_model.h" |
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#include "studio.h" |
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#include "r_efx.h" |
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#include "com_image.h" |
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#define REF_API_VERSION 1 |
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#define TF_SKY (TF_SKYSIDE|TF_NOMIPMAP) |
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#define TF_FONT (TF_NOMIPMAP|TF_CLAMP) |
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#define TF_IMAGE (TF_NOMIPMAP|TF_CLAMP) |
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#define TF_DECAL (TF_CLAMP) |
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#define FCONTEXT_CORE_PROFILE BIT( 0 ) |
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#define FCONTEXT_DEBUG_ARB BIT( 1 ) |
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#define FCVAR_RENDERINFO (1<<16) // save to a seperate config called video.cfg |
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#define FCVAR_READ_ONLY (1<<17) // cannot be set by user at all, and can't be requested by CvarGetPointer from game dlls |
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// screenshot types |
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#define VID_SCREENSHOT 0 |
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#define VID_LEVELSHOT 1 |
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#define VID_MINISHOT 2 |
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#define VID_MAPSHOT 3 // special case for overview layer |
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#define VID_SNAPSHOT 4 // save screenshot into root dir and no gamma correction |
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// model flags (stored in model_t->flags) |
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#define MODEL_CONVEYOR BIT( 0 ) |
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#define MODEL_HAS_ORIGIN BIT( 1 ) |
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#define MODEL_LIQUID BIT( 2 ) // model has only point hull |
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#define MODEL_TRANSPARENT BIT( 3 ) // have transparent surfaces |
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#define MODEL_COLORED_LIGHTING BIT( 4 ) // lightmaps stored as RGB |
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#define MODEL_WORLD BIT( 29 ) // it's a worldmodel |
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#define MODEL_CLIENT BIT( 30 ) // client sprite |
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// goes into world.flags |
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#define FWORLD_SKYSPHERE BIT( 0 ) |
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#define FWORLD_CUSTOM_SKYBOX BIT( 1 ) |
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#define FWORLD_WATERALPHA BIT( 2 ) |
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#define FWORLD_HAS_DELUXEMAP BIT( 3 ) |
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typedef enum |
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{ |
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DEMO_INACTIVE = 0, |
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DEMO_XASH3D, |
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DEMO_QUAKE1 |
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} demo_mode; |
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typedef struct |
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{ |
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msurface_t *surf; |
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int cull; |
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} sortedface_t; |
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typedef struct ref_globals_s |
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{ |
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qboolean developer; |
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float time; // cl.time |
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float oldtime; // cl.oldtime |
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double realtime; // host.realtime |
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double frametime; // host.frametime |
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// viewport width and height |
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int width; |
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int height; |
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qboolean fullScreen; |
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qboolean wideScreen; |
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vec3_t vieworg; |
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vec3_t viewangles; |
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vec3_t vforward, vright, vup; |
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cl_entity_t *currententity; |
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model_t *currentmodel; |
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// todo: fill this without engine help |
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// move to local |
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// translucent sorted array |
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sortedface_t *draw_surfaces; // used for sorting translucent surfaces |
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int max_surfaces; // max surfaces per submodel (for all models) |
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size_t visbytes; // cluster size |
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} ref_globals_t; |
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enum |
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{ |
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GL_KEEP_UNIT = -1, |
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XASH_TEXTURE0 = 0, |
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XASH_TEXTURE1, |
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XASH_TEXTURE2, |
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XASH_TEXTURE3, // g-cont. 4 units should be enough |
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XASH_TEXTURE4, // mittorn. bump+detail needs 5 for single-pass |
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MAX_TEXTURE_UNITS = 32 // can't access to all over units without GLSL or cg |
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}; |
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enum // r_speeds counters |
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{ |
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RS_ACTIVE_TENTS = 0, |
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}; |
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enum ref_shared_texture_e |
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{ |
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REF_DEFAULT_TEXTURE, |
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REF_GRAY_TEXTURE, |
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REF_WHITE_TEXTURE, |
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REF_SOLIDSKY_TEXTURE, |
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REF_ALPHASKY_TEXTURE, |
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}; |
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typedef enum connstate_e |
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{ |
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ca_disconnected = 0,// not talking to a server |
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ca_connecting, // sending request packets to the server |
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ca_connected, // netchan_t established, waiting for svc_serverdata |
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ca_validate, // download resources, validating, auth on server |
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ca_active, // game views should be displayed |
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ca_cinematic, // playing a cinematic, not connected to a server |
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} connstate_t; |
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enum ref_defaultsprite_e |
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{ |
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REF_DOT_SPRITE, // cl_sprite_dot |
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REF_CHROME_SPRITE // cl_sprite_shell |
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}; |
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// the order of first three is important! |
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// so you can use this value in IEngineStudio.StudioIsHardware |
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enum ref_graphic_apis_e |
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{ |
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REF_SOFTWARE, // hypothetical: just make a surface to draw on, in software |
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REF_GL, // create GL context |
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REF_D3D, // Direct3D |
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}; |
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typedef enum |
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{ |
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SAFE_NO = 0, |
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SAFE_NOMSAA, // skip msaa |
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SAFE_NOACC, // don't set acceleration flag |
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SAFE_NOSTENCIL, // don't set stencil bits |
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SAFE_NOALPHA, // don't set alpha bits |
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SAFE_NODEPTH, // don't set depth bits |
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SAFE_NOCOLOR, // don't set color bits |
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SAFE_DONTCARE // ignore everything, let SDL/EGL decide |
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} ref_safegl_context_t; |
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// binary compatible with SDL2 |
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enum // OpenGL configuration attributes |
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{ |
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REF_GL_RED_SIZE, |
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REF_GL_GREEN_SIZE, |
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REF_GL_BLUE_SIZE, |
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REF_GL_ALPHA_SIZE, |
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REF_GL_BUFFER_SIZE, |
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REF_GL_DOUBLEBUFFER, |
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REF_GL_DEPTH_SIZE, |
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REF_GL_STENCIL_SIZE, |
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REF_GL_ACCUM_RED_SIZE, |
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REF_GL_ACCUM_GREEN_SIZE, |
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REF_GL_ACCUM_BLUE_SIZE, |
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REF_GL_ACCUM_ALPHA_SIZE, |
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REF_GL_STEREO, |
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REF_GL_MULTISAMPLEBUFFERS, |
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REF_GL_MULTISAMPLESAMPLES, |
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REF_GL_ACCELERATED_VISUAL, |
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REF_GL_RETAINED_BACKING, |
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REF_GL_CONTEXT_MAJOR_VERSION, |
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REF_GL_CONTEXT_MINOR_VERSION, |
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REF_GL_CONTEXT_EGL, |
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REF_GL_CONTEXT_FLAGS, |
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REF_GL_CONTEXT_PROFILE_MASK, |
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REF_GL_SHARE_WITH_CURRENT_CONTEXT, |
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REF_GL_FRAMEBUFFER_SRGB_CAPABLE, |
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REF_GL_CONTEXT_RELEASE_BEHAVIOR, |
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REF_GL_CONTEXT_RESET_NOTIFICATION, |
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REF_GL_CONTEXT_NO_ERROR |
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}; |
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enum |
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{ |
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REF_GL_CONTEXT_PROFILE_CORE = 0x0001, |
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REF_GL_CONTEXT_PROFILE_COMPATIBILITY = 0x0002, |
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REF_GL_CONTEXT_PROFILE_ES = 0x0004 /**< GLX_CONTEXT_ES2_PROFILE_BIT_EXT */ |
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}; |
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enum |
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{ |
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REF_GL_CONTEXT_DEBUG_FLAG = 0x0001, |
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REF_GL_CONTEXT_FORWARD_COMPATIBLE_FLAG = 0x0002, |
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REF_GL_CONTEXT_ROBUST_ACCESS_FLAG = 0x0004, |
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REF_GL_CONTEXT_RESET_ISOLATION_FLAG = 0x0008 |
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}; |
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typedef struct remap_info_s |
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{ |
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unsigned short textures[MAX_SKINS];// alias textures |
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struct mstudiotex_s *ptexture; // array of textures with local copy of remapped textures |
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short numtextures; // textures count |
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short topcolor; // cached value |
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short bottomcolor; // cached value |
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model_t *model; // for catch model changes |
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} remap_info_t; |
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struct con_nprint_s; |
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struct engine_studio_api_s; |
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struct r_studio_interface_s; |
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typedef enum |
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{ |
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PARM_DEV_OVERVIEW = -1, |
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PARM_THIRDPERSON = -2, |
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PARM_QUAKE_COMPATIBLE = -3, |
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PARM_PLAYER_INDEX = -4, // cl.playernum + 1 |
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PARM_VIEWENT_INDEX = -5, // cl.viewentity |
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PARM_CONNSTATE = -6, // cls.state |
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PARM_PLAYING_DEMO = -7, // cls.demoplayback |
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PARM_WATER_LEVEL = -8, // cl.local.water_level |
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PARM_MAX_CLIENTS = -9, // cl.maxclients |
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PARM_LOCAL_HEALTH = -10, // cl.local.health |
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PARM_LOCAL_GAME = -11, |
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PARM_NUMENTITIES = -12, // local game only |
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PARM_NUMMODELS = -13, // cl.nummodels |
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} ref_parm_e; |
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typedef struct ref_api_s |
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{ |
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int (*EngineGetParm)( int parm, int arg ); // generic |
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// cvar handlers |
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cvar_t *(*Cvar_Get)( const char *szName, const char *szValue, int flags, const char *description ); |
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cvar_t *(*pfnGetCvarPointer)( const char *name, int ignore_flags ); |
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float (*pfnGetCvarFloat)( const char *szName ); |
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const char *(*pfnGetCvarString)( const char *szName ); |
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void (*Cvar_SetValue)( const char *name, float value ); |
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void (*Cvar_Set)( const char *name, const char *value ); |
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void (*Cvar_RegisterVariable)( cvar_t *var ); |
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void (*Cvar_FullSet)( const char *var_name, const char *value, int flags ); |
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// command handlers |
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int (*Cmd_AddCommand)( const char *cmd_name, void (*function)(void), const char *description ); |
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void (*Cmd_RemoveCommand)( const char *cmd_name ); |
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int (*Cmd_Argc)( void ); |
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const char *(*Cmd_Argv)( int arg ); |
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const char *(*Cmd_Args)( void ); |
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// cbuf |
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void (*Cbuf_AddText)( const char *commands ); |
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void (*Cbuf_InsertText)( const char *commands ); |
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void (*Cbuf_Execute)( void ); |
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void (*Cbuf_SetOpenGLConfigHack)( qboolean set ); // host.apply_opengl_config |
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// logging |
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void (*Con_Printf)( const char *fmt, ... ); // typical console allowed messages |
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void (*Con_DPrintf)( const char *fmt, ... ); // -dev 1 |
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void (*Con_Reportf)( const char *fmt, ... ); // -dev 2 |
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// debug print |
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void (*Con_NPrintf)( int pos, const char *fmt, ... ); |
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void (*Con_NXPrintf)( struct con_nprint_s *info, const char *fmt, ... ); |
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void (*CL_CenterPrint)( const char *s, float y ); |
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void (*Con_DrawStringLen)( const char *pText, int *length, int *height ); |
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int (*Con_DrawString)( int x, int y, const char *string, rgba_t setColor ); |
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void (*CL_DrawCenterPrint)(); |
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// entity management |
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struct cl_entity_s *(*GetLocalPlayer)( void ); |
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struct cl_entity_s *(*GetViewModel)( void ); |
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struct cl_entity_s *(*GetEntityByIndex)( int idx ); |
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struct cl_entity_s *(*R_BeamGetEntity)( int index ); |
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struct cl_entity_s *(*CL_GetWaterEntity)( vec3_t p ); |
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qboolean (*CL_AddVisibleEntity)( cl_entity_t *ent, int entityType ); |
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// brushes |
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int (*Mod_SampleSizeForFace)( struct msurface_s *surf ); |
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qboolean (*Mod_BoxVisible)( const vec3_t mins, const vec3_t maxs, const byte *visbits ); |
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struct world_static_s *(*GetWorld)( void ); // returns &world |
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mleaf_t *(*Mod_PointInLeaf)( const vec3_t p, mnode_t *node ); |
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void (*Mod_CreatePolygonsForHull)( int hullnum ); |
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// studio models |
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void (*R_StudioSlerpBones)( int numbones, vec4_t q1[], float pos1[][3], vec4_t q2[], float pos2[][3], float s ); |
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void (*R_StudioCalcBoneQuaternion)( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, float *adj, vec4_t q ); |
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void (*R_StudioCalcBonePosition)( int frame, float s, mstudiobone_t *pbone, mstudioanim_t *panim, vec3_t adj, vec3_t pos ); |
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void *(*R_StudioGetAnim)( studiohdr_t *m_pStudioHeader, model_t *m_pSubModel, mstudioseqdesc_t *pseqdesc ); |
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void (*pfnStudioEvent)( const struct mstudioevent_s *event, const cl_entity_t *entity ); |
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// efx |
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void (*CL_DrawEFX)( float time, qboolean fTrans ); |
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void (*CL_ThinkParticle)( double frametime, particle_t *p ); |
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void (*R_FreeDeadParticles)( particle_t **ppparticles ); |
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particle_t *(*CL_AllocParticleFast)( void ); // unconditionally give new particle pointer from cl_free_particles |
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struct dlight_s *(*CL_AllocElight)( int key ); |
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struct model_s *(*GetDefaultSprite)( enum ref_defaultsprite_e spr ); |
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void (*R_StoreEfrags)( struct efrag_s **ppefrag, int framecount );// store efrags for static entities |
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// model management |
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model_t *(*Mod_ForName)( const char *name, qboolean crash, qboolean trackCRC ); |
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void *(*Mod_Extradata)( int type, model_t *model ); |
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struct model_s *(*pfnGetModelByIndex)( int index ); // CL_ModelHandle |
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struct model_s *(*Mod_GetCurrentLoadingModel)( void ); // loadmodel |
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void (*Mod_SetCurrentLoadingModel)( struct model_s* ); // loadmodel |
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// remap |
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struct remap_info_s *(*CL_GetRemapInfoForEntity)( cl_entity_t *e ); |
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void (*CL_AllocRemapInfo)( int topcolor, int bottomcolor ); |
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void (*CL_FreeRemapInfo)( struct remap_info_s *info ); |
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void (*CL_UpdateRemapInfo)( int topcolor, int bottomcolor ); |
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// utils |
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void (*CL_ExtraUpdate)( void ); |
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uint (*COM_HashKey)( const char *strings, uint hashSize ); |
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void (*Host_Error)( const char *fmt, ... ); |
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void (*COM_SetRandomSeed)( int lSeed ); |
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float (*COM_RandomFloat)( float rmin, float rmax ); |
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int (*COM_RandomLong)( int rmin, int rmax ); |
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struct screenfade_s *(*GetScreenFade)( void ); |
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struct client_textmessage_s *(*pfnTextMessageGet)( const char *pName ); |
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void (*GetPredictedOrigin)( vec3_t v ); |
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byte *(*CL_GetPaletteColor)(int color); // clgame.palette[color] |
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void (*CL_GetScreenInfo)( int *width, int *height ); // clgame.scrInfo, ptrs may be NULL |
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void (*SetLocalLightLevel)( int level ); // cl.local.light_level |
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int (*Sys_CheckParm)( const char *flag ); |
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// studio interface |
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player_info_t *(*pfnPlayerInfo)( int index ); |
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entity_state_t *(*pfnGetPlayerState)( int index ); |
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void *(*Mod_CacheCheck)( struct cache_user_s *c ); |
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void (*Mod_LoadCacheFile)( const char *path, struct cache_user_s *cu ); |
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void *(*Mod_Calloc)( int number, size_t size ); |
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int (*pfnGetStudioModelInterface)( int version, struct r_studio_interface_s **ppinterface, struct engine_studio_api_s *pstudio ); |
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// memory |
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byte *(*_Mem_AllocPool)( const char *name, const char *filename, int fileline ); |
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void (*_Mem_FreePool)( byte **poolptr, const char *filename, int fileline ); |
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void *(*_Mem_Alloc)( byte *poolptr, size_t size, qboolean clear, const char *filename, int fileline ); |
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void *(*_Mem_Realloc)( byte *poolptr, void *memptr, size_t size, qboolean clear, const char *filename, int fileline ); |
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void (*_Mem_Free)( void *data, const char *filename, int fileline ); |
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// library management |
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void *(*COM_LoadLibrary)( const char *name, int build_ordinals_table, qboolean directpath ); |
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void (*COM_FreeLibrary)( void *handle ); |
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void *(*COM_GetProcAddress)( void *handle, const char *name ); |
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// filesystem |
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byte* (*COM_LoadFile)( const char *path, fs_offset_t *pLength, qboolean gamedironly ); |
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char* (*COM_ParseFile)( char *data, char *token ); |
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// use Mem_Free instead |
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// void (*COM_FreeFile)( void *buffer ); |
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int (*FS_FileExists)( const char *filename, int gamedironly ); |
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void (*FS_AllowDirectPaths)( qboolean enable ); |
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// video init |
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// try to create window |
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// will call GL_SetupAttributes in case of REF_GL |
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int (*R_Init_Video)( int type ); |
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void (*R_Free_Video)( void ); |
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// GL |
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int (*GL_SetAttribute)( int attr, int value ); |
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int (*GL_GetAttribute)( int attr, int *value ); |
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void *(*GL_GetProcAddress)( const char *name ); |
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void (*GL_SwapBuffers)(); |
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// SW |
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qboolean (*SW_CreateBuffer)( int width, int height, uint *stride, uint *bpp, uint *r, uint *g, uint *b ); |
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void *(*SW_LockBuffer)(); |
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void (*SW_UnlockBuffer)(); |
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// gamma |
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void (*BuildGammaTable)( float lightgamma, float brightness ); |
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byte (*LightToTexGamma)( byte color ); // software gamma support |
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// renderapi |
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lightstyle_t* (*GetLightStyle)( int number ); |
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dlight_t* (*GetDynamicLight)( int number ); |
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dlight_t* (*GetEntityLight)( int number ); |
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int (*R_FatPVS)( const float *org, float radius, byte *visbuffer, qboolean merge, qboolean fullvis ); |
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const struct ref_overview_s *( *GetOverviewParms )( void ); |
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double (*pfnTime)( void ); // Sys_DoubleTime |
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// event api |
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struct physent_s *(*EV_GetPhysent)( int idx ); |
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struct msurface_s *( *EV_TraceSurface )( int ground, float *vstart, float *vend ); |
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struct pmtrace_s *(*PM_TraceLine)( float *start, float *end, int flags, int usehull, int ignore_pe ); |
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struct pmtrace_s *(*EV_VisTraceLine )( float *start, float *end, int flags ); |
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struct pmtrace_s (*CL_TraceLine)( vec3_t start, vec3_t end, int flags ); |
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struct movevars_s *(*pfnGetMoveVars)( void ); |
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// imagelib |
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void (*Image_AddCmdFlags)( uint flags ); // used to check if hardware dxt is supported |
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void (*Image_SetForceFlags)( uint flags ); |
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void (*Image_ClearForceFlags)( void ); |
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qboolean (*Image_CustomPalette)( void ); |
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qboolean (*Image_Process)( rgbdata_t **pix, int width, int height, uint flags, float bumpscale ); |
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rgbdata_t *(*FS_LoadImage)( const char *filename, const byte *buffer, size_t size ); |
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qboolean (*FS_SaveImage)( const char *filename, rgbdata_t *pix ); |
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rgbdata_t *(*FS_CopyImage)( rgbdata_t *in ); |
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void (*FS_FreeImage)( rgbdata_t *pack ); |
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void (*Image_SetMDLPointer)( byte *p ); |
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byte *(*Image_GetPool)( void ); |
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const struct bpc_desc_s *(*Image_GetPFDesc)( int idx ); |
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// client exports |
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void (*pfnDrawNormalTriangles)( void ); |
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void (*pfnDrawTransparentTriangles)( void ); |
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render_interface_t *drawFuncs; |
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} ref_api_t; |
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struct mip_s; |
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// render callbacks |
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typedef struct ref_interface_s |
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{ |
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// construct, destruct |
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qboolean (*R_Init)( void ); // context is true if you need context management |
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// const char *(*R_GetInitError)( void ); |
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void (*R_Shutdown)( void ); |
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// only called for GL contexts |
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void (*GL_SetupAttributes)( int safegl ); |
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void (*GL_OnContextCreated)( void ); |
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void (*GL_InitExtensions)( void ); |
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void (*GL_ClearExtensions)( void ); |
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void (*R_BeginFrame)( qboolean clearScene ); |
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void (*R_RenderScene)( void ); |
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void (*R_EndFrame)( void ); |
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void (*R_PushScene)( void ); |
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void (*R_PopScene)( void ); |
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void (*GL_BackendStartFrame)( void ); |
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void (*GL_BackendEndFrame)( void ); |
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void (*R_ClearScreen)( void ); // clears color buffer on GL |
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void (*R_AllowFog)( qboolean allow ); |
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void (*GL_SetRenderMode)( int renderMode ); |
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qboolean (*R_AddEntity)( struct cl_entity_s *clent, int type ); |
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void (*CL_AddCustomBeam)( cl_entity_t *pEnvBeam ); |
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void (*R_ProcessEntData)( qboolean allocate ); |
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// debug |
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void (*R_ShowTextures)( void ); |
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void (*R_ShowTree)( void ); |
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void (*R_IncrementSpeedsCounter)( int counterType ); |
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// texture management |
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const byte *(*R_GetTextureOriginalBuffer)( unsigned int idx ); // not always available |
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int (*GL_LoadTextureFromBuffer)( const char *name, rgbdata_t *pic, texFlags_t flags, qboolean update ); |
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int (*R_GetBuiltinTexture)( enum ref_shared_texture_e type ); |
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void (*R_FreeSharedTexture)( enum ref_shared_texture_e type ); |
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void (*GL_ProcessTexture)( int texnum, float gamma, int topColor, int bottomColor ); |
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void (*R_SetupSky)( const char *skyname ); |
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// 2D |
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void (*R_Set2DMode)( qboolean enable ); |
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void (*R_DrawStretchRaw)( float x, float y, float w, float h, int cols, int rows, const byte *data, qboolean dirty ); |
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void (*R_DrawStretchPic)( float x, float y, float w, float h, float s1, float t1, float s2, float t2, int texnum ); |
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void (*R_DrawTileClear)( int texnum, int x, int y, int w, int h ); |
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void (*FillRGBA)( float x, float y, float w, float h, int r, int g, int b, int a ); // in screen space |
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void (*FillRGBABlend)( float x, float y, float w, float h, int r, int g, int b, int a ); // in screen space |
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// screenshot, cubemapshot |
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qboolean (*VID_ScreenShot)( const char *filename, int shot_type ); |
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qboolean (*VID_CubemapShot)( const char *base, uint size, const float *vieworg, qboolean skyshot ); |
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// light |
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colorVec (*R_LightPoint)( const float *p ); |
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// decals |
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// Shoots a decal onto the surface of the BSP. position is the center of the decal in world coords |
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void (*R_DecalShoot)( int textureIndex, int entityIndex, int modelIndex, vec3_t pos, int flags, float scale ); |
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void (*R_DecalRemoveAll)( int texture ); |
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int (*R_CreateDecalList)( struct decallist_s *pList ); |
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void (*R_ClearAllDecals)( void ); |
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// studio interface |
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float (*R_StudioEstimateFrame)( cl_entity_t *e, mstudioseqdesc_t *pseqdesc ); |
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void (*R_StudioLerpMovement)( cl_entity_t *e, double time, vec3_t origin, vec3_t angles ); |
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void (*CL_InitStudioAPI)( void ); |
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// bmodel |
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void (*R_InitSkyClouds)( struct mip_s *mt, struct texture_s *tx, qboolean custom_palette ); |
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void (*GL_SubdivideSurface)( msurface_t *fa ); |
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void (*CL_RunLightStyles)( void ); |
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// sprites |
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void (*R_GetSpriteParms)( int *frameWidth, int *frameHeight, int *numFrames, int currentFrame, const model_t *pSprite ); |
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int (*R_GetSpriteTexture)( const model_t *m_pSpriteModel, int frame ); |
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// model management |
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// flags ignored for everything except spritemodels |
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void (*Mod_LoadMapSprite)( struct model_s *mod, const void *buffer, size_t size, qboolean *loaded ); |
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qboolean (*Mod_ProcessRenderData)( model_t *mod, qboolean create, const byte *buffer ); |
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void (*Mod_StudioLoadTextures)( model_t *mod, void *data ); |
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// efx implementation |
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void (*CL_DrawParticles)( double frametime, particle_t *particles, float partsize ); |
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void (*CL_DrawTracers)( double frametime, particle_t *tracers ); |
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void (*CL_DrawBeams)( int fTrans , BEAM *beams ); |
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qboolean (*R_BeamCull)( const vec3_t start, const vec3_t end, qboolean pvsOnly ); |
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// Xash3D Render Interface |
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// Get renderer info (doesn't changes engine state at all) |
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int (*RefGetParm)( int parm, int arg ); // generic |
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void (*GetDetailScaleForTexture)( int texture, float *xScale, float *yScale ); |
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void (*GetExtraParmsForTexture)( int texture, byte *red, byte *green, byte *blue, byte *alpha ); |
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float (*GetFrameTime)( void ); |
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// Set renderer info (tell engine about changes) |
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void (*R_SetCurrentEntity)( struct cl_entity_s *ent ); // tell engine about both currententity and currentmodel |
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void (*R_SetCurrentModel)( struct model_s *mod ); // change currentmodel but leave currententity unchanged |
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// Texture tools |
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int (*GL_FindTexture)( const char *name ); |
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const char* (*GL_TextureName)( unsigned int texnum ); |
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const byte* (*GL_TextureData)( unsigned int texnum ); // may be NULL |
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int (*GL_LoadTexture)( const char *name, const byte *buf, size_t size, int flags ); |
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int (*GL_CreateTexture)( const char *name, int width, int height, const void *buffer, texFlags_t flags ); |
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int (*GL_LoadTextureArray)( const char **names, int flags ); |
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int (*GL_CreateTextureArray)( const char *name, int width, int height, int depth, const void *buffer, texFlags_t flags ); |
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void (*GL_FreeTexture)( unsigned int texnum ); |
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// Decals manipulating (draw & remove) |
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void (*DrawSingleDecal)( struct decal_s *pDecal, struct msurface_s *fa ); |
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float *(*R_DecalSetupVerts)( struct decal_s *pDecal, struct msurface_s *surf, int texture, int *outCount ); |
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void (*R_EntityRemoveDecals)( struct model_s *mod ); // remove all the decals from specified entity (BSP only) |
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// AVI |
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void (*AVI_UploadRawFrame)( int texture, int cols, int rows, int width, int height, const byte *data ); |
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// glState related calls (must use this instead of normal gl-calls to prevent de-synchornize local states between engine and the client) |
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void (*GL_Bind)( int tmu, unsigned int texnum ); |
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void (*GL_SelectTexture)( int tmu ); |
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void (*GL_LoadTextureMatrix)( const float *glmatrix ); |
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void (*GL_TexMatrixIdentity)( void ); |
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void (*GL_CleanUpTextureUnits)( int last ); // pass 0 for clear all the texture units |
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void (*GL_TexGen)( unsigned int coord, unsigned int mode ); |
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void (*GL_TextureTarget)( unsigned int target ); // change texture unit mode without bind texture |
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void (*GL_TexCoordArrayMode)( unsigned int texmode ); |
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void (*GL_UpdateTexSize)( int texnum, int width, int height, int depth ); // recalc statistics |
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void (*GL_Reserved0)( void ); // for potential interface expansion without broken compatibility |
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void (*GL_Reserved1)( void ); |
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// Misc renderer functions |
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void (*GL_DrawParticles)( const struct ref_viewpass_s *rvp, qboolean trans_pass, float frametime ); |
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colorVec (*LightVec)( const float *start, const float *end, float *lightspot, float *lightvec ); |
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struct mstudiotex_s *( *StudioGetTexture )( struct cl_entity_s *e ); |
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// passed through R_RenderFrame (0 - use engine renderer, 1 - use custom client renderer) |
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int (*GL_RenderFrame)( const struct ref_viewpass_s *rvp ); |
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// build all the lightmaps on new level or when gamma is changed |
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void (*GL_BuildLightmaps)( void ); |
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// setup map bounds for ortho-projection when we in dev_overview mode |
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void (*GL_OrthoBounds)( const float *mins, const float *maxs ); |
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// grab r_speeds message |
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qboolean (*R_SpeedsMessage)( char *out, size_t size ); |
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// get visdata for current frame from custom renderer |
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byte* (*Mod_GetCurrentVis)( void ); |
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// tell the renderer what new map is started |
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void (*R_NewMap)( void ); |
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// clear the render entities before each frame |
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void (*R_ClearScene)( void ); |
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// TriAPI Interface |
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// NOTE: implementation isn't required to be compatible |
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void (*TriRenderMode)( int mode ); |
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void (*Begin)( int primitiveCode ); |
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void (*End)( void ); |
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void (*Color4f)( float r, float g, float b, float a ); // real glColor4f |
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void (*Color4ub)( unsigned char r, unsigned char g, unsigned char b, unsigned char a ); // real glColor4ub |
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void (*TexCoord2f)( float u, float v ); |
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void (*Vertex3fv)( const float *worldPnt ); |
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void (*Vertex3f)( float x, float y, float z ); |
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int (*WorldToScreen)( const float *world, float *screen ); // Returns 1 if it's z clipped |
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void (*Fog)( float flFogColor[3], float flStart, float flEnd, int bOn ); //Works just like GL_FOG, flFogColor is r/g/b. |
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void (*ScreenToWorld)( const float *screen, float *world ); |
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void (*GetMatrix)( const int pname, float *matrix ); |
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void (*FogParams)( float flDensity, int iFogSkybox ); |
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void (*CullFace)( TRICULLSTYLE mode ); |
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// vgui drawing implementation |
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void (*VGUI_DrawInit)( void ); |
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void (*VGUI_DrawShutdown)( void ); |
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void (*VGUI_SetupDrawingText)( int *pColor ); |
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void (*VGUI_SetupDrawingRect)( int *pColor ); |
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void (*VGUI_SetupDrawingImage)( int *pColor ); |
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void (*VGUI_BindTexture)( int id ); |
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void (*VGUI_EnableTexture)( qboolean enable ); |
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void (*VGUI_CreateTexture)( int id, int width, int height ); |
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void (*VGUI_UploadTexture)( int id, const char *buffer, int width, int height ); |
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void (*VGUI_UploadTextureBlock)( int id, int drawX, int drawY, const byte *rgba, int blockWidth, int blockHeight ); |
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void (*VGUI_DrawQuad)( const vpoint_t *ul, const vpoint_t *lr ); |
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void (*VGUI_GetTextureSizes)( int *width, int *height ); |
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int (*VGUI_GenerateTexture)( void ); |
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} ref_interface_t; |
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typedef int (*REFAPI)( int version, ref_interface_t *pFunctionTable, ref_api_t* engfuncs, ref_globals_t *pGlobals ); |
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#endif // REF_API
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