2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include "matrixlib.h"
28 // NOTE: r_stat_name[] must match this indexing
35 r_stat_entities_surfaces,
36 r_stat_entities_triangles,
39 r_stat_world_surfaces,
40 r_stat_world_triangles,
41 r_stat_lightmapupdates,
42 r_stat_lightmapupdatepixels,
47 r_stat_draws_vertices,
48 r_stat_draws_elements,
51 r_stat_lights_scissored,
52 r_stat_lights_lighttriangles,
53 r_stat_lights_shadowtriangles,
54 r_stat_lights_dynamicshadowtriangles,
55 r_stat_bouncegrid_lights,
56 r_stat_bouncegrid_particles,
57 r_stat_bouncegrid_traces,
58 r_stat_bouncegrid_hits,
59 r_stat_bouncegrid_splats,
60 r_stat_bouncegrid_bounces,
61 r_stat_photoncache_animated,
62 r_stat_photoncache_cached,
63 r_stat_photoncache_traced,
65 r_stat_bloom_copypixels,
66 r_stat_bloom_drawpixels,
67 r_stat_indexbufferuploadcount,
68 r_stat_indexbufferuploadsize,
69 r_stat_vertexbufferuploadcount,
70 r_stat_vertexbufferuploadsize,
71 r_stat_framedatacurrent,
73 r_stat_bufferdatacurrent_vertex, // R_BUFFERDATA_ types are added to this index
74 r_stat_bufferdatacurrent_index16,
75 r_stat_bufferdatacurrent_index32,
76 r_stat_bufferdatacurrent_uniform,
77 r_stat_bufferdatasize_vertex, // R_BUFFERDATA_ types are added to this index
78 r_stat_bufferdatasize_index16,
79 r_stat_bufferdatasize_index32,
80 r_stat_bufferdatasize_uniform,
81 r_stat_animcache_vertexmesh_count,
82 r_stat_animcache_vertexmesh_vertices,
83 r_stat_animcache_vertexmesh_maxvertices,
84 r_stat_animcache_skeletal_count,
85 r_stat_animcache_skeletal_bones,
86 r_stat_animcache_skeletal_maxbones,
87 r_stat_animcache_shade_count,
88 r_stat_animcache_shade_vertices,
89 r_stat_animcache_shade_maxvertices,
90 r_stat_animcache_shape_count,
91 r_stat_animcache_shape_vertices,
92 r_stat_animcache_shape_maxvertices,
94 r_stat_batch_withgaps,
95 r_stat_batch_surfaces,
96 r_stat_batch_vertices,
97 r_stat_batch_triangles,
98 r_stat_batch_fast_batches,
99 r_stat_batch_fast_surfaces,
100 r_stat_batch_fast_vertices,
101 r_stat_batch_fast_triangles,
102 r_stat_batch_copytriangles_batches,
103 r_stat_batch_copytriangles_surfaces,
104 r_stat_batch_copytriangles_vertices,
105 r_stat_batch_copytriangles_triangles,
106 r_stat_batch_dynamic_batches,
107 r_stat_batch_dynamic_surfaces,
108 r_stat_batch_dynamic_vertices,
109 r_stat_batch_dynamic_triangles,
110 r_stat_batch_dynamicskeletal_batches,
111 r_stat_batch_dynamicskeletal_surfaces,
112 r_stat_batch_dynamicskeletal_vertices,
113 r_stat_batch_dynamicskeletal_triangles,
114 r_stat_batch_dynamic_batches_because_cvar,
115 r_stat_batch_dynamic_surfaces_because_cvar,
116 r_stat_batch_dynamic_vertices_because_cvar,
117 r_stat_batch_dynamic_triangles_because_cvar,
118 r_stat_batch_dynamic_batches_because_lightmapvertex,
119 r_stat_batch_dynamic_surfaces_because_lightmapvertex,
120 r_stat_batch_dynamic_vertices_because_lightmapvertex,
121 r_stat_batch_dynamic_triangles_because_lightmapvertex,
122 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite,
123 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite,
124 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite,
125 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite,
126 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite2,
127 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite2,
128 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite2,
129 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite2,
130 r_stat_batch_dynamic_batches_because_deformvertexes_normal,
131 r_stat_batch_dynamic_surfaces_because_deformvertexes_normal,
132 r_stat_batch_dynamic_vertices_because_deformvertexes_normal,
133 r_stat_batch_dynamic_triangles_because_deformvertexes_normal,
134 r_stat_batch_dynamic_batches_because_deformvertexes_wave,
135 r_stat_batch_dynamic_surfaces_because_deformvertexes_wave,
136 r_stat_batch_dynamic_vertices_because_deformvertexes_wave,
137 r_stat_batch_dynamic_triangles_because_deformvertexes_wave,
138 r_stat_batch_dynamic_batches_because_deformvertexes_bulge,
139 r_stat_batch_dynamic_surfaces_because_deformvertexes_bulge,
140 r_stat_batch_dynamic_vertices_because_deformvertexes_bulge,
141 r_stat_batch_dynamic_triangles_because_deformvertexes_bulge,
142 r_stat_batch_dynamic_batches_because_deformvertexes_move,
143 r_stat_batch_dynamic_surfaces_because_deformvertexes_move,
144 r_stat_batch_dynamic_vertices_because_deformvertexes_move,
145 r_stat_batch_dynamic_triangles_because_deformvertexes_move,
146 r_stat_batch_dynamic_batches_because_tcgen_lightmap,
147 r_stat_batch_dynamic_surfaces_because_tcgen_lightmap,
148 r_stat_batch_dynamic_vertices_because_tcgen_lightmap,
149 r_stat_batch_dynamic_triangles_because_tcgen_lightmap,
150 r_stat_batch_dynamic_batches_because_tcgen_vector,
151 r_stat_batch_dynamic_surfaces_because_tcgen_vector,
152 r_stat_batch_dynamic_vertices_because_tcgen_vector,
153 r_stat_batch_dynamic_triangles_because_tcgen_vector,
154 r_stat_batch_dynamic_batches_because_tcgen_environment,
155 r_stat_batch_dynamic_surfaces_because_tcgen_environment,
156 r_stat_batch_dynamic_vertices_because_tcgen_environment,
157 r_stat_batch_dynamic_triangles_because_tcgen_environment,
158 r_stat_batch_dynamic_batches_because_tcmod_turbulent,
159 r_stat_batch_dynamic_surfaces_because_tcmod_turbulent,
160 r_stat_batch_dynamic_vertices_because_tcmod_turbulent,
161 r_stat_batch_dynamic_triangles_because_tcmod_turbulent,
162 r_stat_batch_dynamic_batches_because_interleavedarrays,
163 r_stat_batch_dynamic_surfaces_because_interleavedarrays,
164 r_stat_batch_dynamic_vertices_because_interleavedarrays,
165 r_stat_batch_dynamic_triangles_because_interleavedarrays,
166 r_stat_batch_dynamic_batches_because_nogaps,
167 r_stat_batch_dynamic_surfaces_because_nogaps,
168 r_stat_batch_dynamic_vertices_because_nogaps,
169 r_stat_batch_dynamic_triangles_because_nogaps,
170 r_stat_batch_dynamic_batches_because_derived,
171 r_stat_batch_dynamic_surfaces_because_derived,
172 r_stat_batch_dynamic_vertices_because_derived,
173 r_stat_batch_dynamic_triangles_because_derived,
174 r_stat_batch_entitycache_count,
175 r_stat_batch_entitycache_surfaces,
176 r_stat_batch_entitycache_vertices,
177 r_stat_batch_entitycache_triangles,
178 r_stat_batch_entityanimate_count,
179 r_stat_batch_entityanimate_surfaces,
180 r_stat_batch_entityanimate_vertices,
181 r_stat_batch_entityanimate_triangles,
182 r_stat_batch_entityskeletal_count,
183 r_stat_batch_entityskeletal_surfaces,
184 r_stat_batch_entityskeletal_vertices,
185 r_stat_batch_entityskeletal_triangles,
186 r_stat_batch_entitystatic_count,
187 r_stat_batch_entitystatic_surfaces,
188 r_stat_batch_entitystatic_vertices,
189 r_stat_batch_entitystatic_triangles,
190 r_stat_batch_entitycustom_count,
191 r_stat_batch_entitycustom_surfaces,
192 r_stat_batch_entitycustom_vertices,
193 r_stat_batch_entitycustom_triangles,
194 r_stat_count // size of array
198 // flags for rtlight rendering
199 #define LIGHTFLAG_NORMALMODE 1
200 #define LIGHTFLAG_REALTIMEMODE 2
202 typedef struct tridecal_s
204 // color and initial alpha value
205 float texcoord2f[3][2];
206 float vertex3f[3][3];
208 float plane[4]; // backface culling
209 // how long this decal has lived so far (the actual fade begins at cl_decals_time)
211 // if >= 0 this indicates the decal should follow an animated triangle
213 // for visibility culling
215 // old decals are killed to obey cl_decals_max
220 typedef struct decalsystem_s
223 double lastupdatetime;
232 unsigned short *element3s;
236 typedef struct effect_s
245 // these are for interpolation
252 typedef struct beam_s
255 // draw this as lightning polygons, or a model?
257 struct model_s *model;
263 typedef struct rtlight_particle_s
270 typedef struct rtlight_s
272 // shadow volumes are done entirely in model space, so there are no matrices for dealing with them... they just use the origin
274 // note that the world to light matrices are inversely scaled (divided) by lightradius
277 /// matrix for transforming light filter coordinates to world coordinates
278 matrix4x4_t matrix_lighttoworld;
279 /// matrix for transforming world coordinates to light filter coordinates
280 matrix4x4_t matrix_worldtolight;
281 /// typically 1 1 1, can be lower (dim) or higher (overbright)
283 /// size of the light (remove?)
286 char cubemapname[64];
287 /// light style to monitor for brightness
289 /// whether light should render shadows
291 /// intensity of corona to render
293 /// radius scale of corona to render (1.0 means same as light radius)
294 vec_t coronasizescale;
295 /// ambient intensity to render
297 /// diffuse intensity to render
299 /// specular intensity to render
301 /// LIGHTFLAG_* flags
304 // generated properties
305 /// used only for shadow volumes
312 // squared cullradius
315 // rendering properties, updated each time a light is rendered
316 // this is rtlight->color * d_lightstylevalue
318 /// used by corona updates, due to occlusion query
319 float corona_visibility;
320 unsigned int corona_queryindex_visiblepixels;
321 unsigned int corona_queryindex_allpixels;
322 /// this is R_GetCubemap(rtlight->cubemapname)
323 rtexture_t *currentcubemap;
324 /// set by R_Shadow_PrepareLight to decide whether R_Shadow_DrawLight should draw it
326 /// these fields are set by R_Shadow_PrepareLight for later drawing
327 int cached_numlightentities;
328 int cached_numlightentities_noselfshadow;
329 int cached_numshadowentities;
330 int cached_numshadowentities_noselfshadow;
331 int cached_numsurfaces;
332 struct entity_render_s **cached_lightentities;
333 struct entity_render_s **cached_lightentities_noselfshadow;
334 struct entity_render_s **cached_shadowentities;
335 struct entity_render_s **cached_shadowentities_noselfshadow;
336 unsigned char *cached_shadowtrispvs;
337 unsigned char *cached_lighttrispvs;
338 int *cached_surfacelist;
339 // reduced light cullbox from GetLightInfo
340 vec3_t cached_cullmins;
341 vec3_t cached_cullmaxs;
342 // current shadow-caster culling planes based on view
343 // (any geometry outside these planes can not contribute to the visible
344 // shadows in any way, and thus can be culled safely)
345 int cached_numfrustumplanes;
346 mplane_t cached_frustumplanes[5]; // see R_Shadow_ComputeShadowCasterCullingPlanes
348 /// static light info
349 /// true if this light should be compiled as a static light
351 /// true if this is a compiled world light, cleared if the light changes
353 /// the shadowing mode used to compile this light
355 /// premade shadow volumes to render for world entity
356 shadowmesh_t *static_meshchain_shadow_zpass;
357 shadowmesh_t *static_meshchain_shadow_zfail;
358 shadowmesh_t *static_meshchain_shadow_shadowmap;
359 /// used for visibility testing (more exact than bbox)
361 int static_numleafpvsbytes;
362 int *static_leaflist;
363 unsigned char *static_leafpvs;
364 /// surfaces seen by light
365 int static_numsurfaces;
366 int *static_surfacelist;
367 /// flag bits indicating which triangles of the world model should cast
368 /// shadows, and which ones should be lit
370 /// this avoids redundantly scanning the triangles in each surface twice
371 /// for whether they should cast shadows, once in culling and once in the
372 /// actual shadowmarklist production.
373 int static_numshadowtrispvsbytes;
374 unsigned char *static_shadowtrispvs;
375 /// this allows the lighting batch code to skip backfaces andother culled
376 /// triangles not relevant for lighting
377 /// (important on big surfaces such as terrain)
378 int static_numlighttrispvsbytes;
379 unsigned char *static_lighttrispvs;
380 /// masks of all shadowmap sides that have any potential static receivers or casters
381 int static_shadowmap_receivers;
382 int static_shadowmap_casters;
383 /// particle-tracing cache for global illumination
384 int particlecache_numparticles;
385 int particlecache_maxparticles;
386 int particlecache_updateparticle;
387 rtlight_particle_t *particlecache_particles;
389 /// bouncegrid light info
390 float photoncolor[3];
395 typedef struct dlight_s
397 // destroy light after this time
400 // the entity that owns this light (can be NULL)
402 struct entity_render_s *ent;
404 // (worldlight: saved to .rtlights file)
406 // worldlight orientation
408 // (worldlight: saved to .rtlights file)
410 // dlight orientation/scaling/location
414 // (worldlight: saved to .rtlights file)
416 // cubemap name to use on this light
417 // (worldlight: saved to .rtlights file)
418 char cubemapname[64];
419 // make light flash while selected
422 // brightness (not really radius anymore)
423 // (worldlight: saved to .rtlights file)
425 // drop intensity this much each second
428 // intensity value which is dropped over time
431 // initial values for intensity to modify
435 // light style which controls intensity of this light
436 // (worldlight: saved to .rtlights file)
439 // (worldlight: saved to .rtlights file)
442 // (worldlight: saved to .rtlights file)
444 // radius scale of corona to render (1.0 means same as light radius)
445 // (worldlight: saved to .rtlights file)
446 vec_t coronasizescale;
447 // ambient intensity to render
448 // (worldlight: saved to .rtlights file)
450 // diffuse intensity to render
451 // (worldlight: saved to .rtlights file)
453 // specular intensity to render
454 // (worldlight: saved to .rtlights file)
457 // (worldlight: saved to .rtlights file)
459 // linked list of world lights
461 struct dlight_s *next;
462 // embedded rtlight struct for renderer
468 // this is derived from processing of the framegroupblend array
469 // note: technically each framegroupblend can produce two of these, but that
470 // never happens in practice because no one blends between more than 2
471 // framegroups at once
472 #define MAX_FRAMEBLENDS (MAX_FRAMEGROUPBLENDS * 2)
473 typedef struct frameblend_s
480 // LordHavoc: this struct is intended for the renderer but some fields are
481 // used by the client.
483 // The renderer should not rely on any changes to this struct to be persistent
484 // across multiple frames because temp entities are wiped every frame, but it
485 // is acceptable to cache things in this struct that are not critical.
487 // For example the r_cullentities_trace code does such caching.
488 typedef struct entity_render_s
494 // transform matrix for model to world
496 // transform matrix for world to model
497 matrix4x4_t inversematrix;
498 // opacity (alpha) of the model
500 // size the model is shown
502 // transparent sorting offset
503 float transparent_offset;
507 // number of the entity represents, or 0 for non-network entities
509 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
510 vec3_t colormap_pantscolor;
511 vec3_t colormap_shirtcolor;
512 // light, particles, etc
514 // qw CTF flags and other internal-use-only effect bits
521 // colormod tinting of models
525 // interpolated animation - active framegroups and blend factors
526 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
528 // time of last model change (for shader animations)
531 // calculated by the renderer (but not persistent)
533 // calculated during R_AddModelEntities
535 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
536 frameblend_t frameblend[MAX_FRAMEBLENDS];
537 // skeletal animation data (if skeleton.relativetransforms is not NULL, it overrides frameblend)
538 skeleton_t *skeleton;
540 // animation cache (pointers allocated using R_FrameData_Alloc)
541 // ONLY valid during R_RenderView! may be NULL (not cached)
542 float *animcache_vertex3f;
543 r_meshbuffer_t *animcache_vertex3f_vertexbuffer;
544 int animcache_vertex3f_bufferoffset;
545 float *animcache_normal3f;
546 r_meshbuffer_t *animcache_normal3f_vertexbuffer;
547 int animcache_normal3f_bufferoffset;
548 float *animcache_svector3f;
549 r_meshbuffer_t *animcache_svector3f_vertexbuffer;
550 int animcache_svector3f_bufferoffset;
551 float *animcache_tvector3f;
552 r_meshbuffer_t *animcache_tvector3f_vertexbuffer;
553 int animcache_tvector3f_bufferoffset;
554 // interleaved arrays for rendering and dynamic vertex buffers for them
555 r_vertexmesh_t *animcache_vertexmesh;
556 r_meshbuffer_t *animcache_vertexmesh_vertexbuffer;
557 int animcache_vertexmesh_bufferoffset;
558 // gpu-skinning shader needs transforms in a certain format, we have to
559 // upload this to a uniform buffer for the shader to use, and also keep a
560 // backup copy in system memory for the dynamic batch fallback code
561 // if this is not NULL, the other animcache variables are NULL
562 float *animcache_skeletaltransform3x4;
563 r_meshbuffer_t *animcache_skeletaltransform3x4buffer;
564 int animcache_skeletaltransform3x4offset;
565 int animcache_skeletaltransform3x4size;
567 // current lighting from map (updated ONLY by client code, not renderer)
568 vec3_t modellight_ambient;
569 vec3_t modellight_diffuse; // q3bsp
570 vec3_t modellight_lightdir; // q3bsp
572 // storage of decals on this entity
573 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
575 decalsystem_t decalsystem;
577 // FIELDS UPDATED BY RENDERER:
578 // last time visible during trace culling
579 double last_trace_visibility;
581 // user wavefunc parameters (from csqc)
582 vec_t userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
586 typedef struct entity_persistent_s
588 vec3_t trail_origin; // previous position for particle trail spawning
589 vec3_t oldorigin; // lerp
590 vec3_t oldangles; // lerp
591 vec3_t neworigin; // lerp
592 vec3_t newangles; // lerp
593 vec_t lerpstarttime; // lerp
594 vec_t lerpdeltatime; // lerp
595 float muzzleflash; // muzzleflash intensity, fades over time
596 float trail_time; // residual error accumulation for particle trail spawning (to keep spacing across frames)
597 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
601 typedef struct entity_s
603 // baseline state (default values)
604 entity_state_t state_baseline;
605 // previous state (interpolating from this)
606 entity_state_t state_previous;
607 // current state (interpolating to this)
608 entity_state_t state_current;
610 // used for regenerating parts of render
611 entity_persistent_t persistent;
613 // the only data the renderer should know about
614 entity_render_t render;
618 typedef struct usercmd_s
622 // intended velocities
627 vec3_t cursor_screen;
630 vec3_t cursor_impact;
631 vec3_t cursor_normal;
632 vec_t cursor_fraction;
633 int cursor_entitynumber;
635 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
636 double receivetime; // time the move was received at
637 double clienttime; // time to which server state the move corresponds to
638 int msec; // for predicted moves
642 qboolean applied; // if false we're still accumulating a move
643 qboolean predicted; // if true the sequence should be sent as 0
645 // derived properties
652 typedef struct lightstyle_s
655 char map[MAX_STYLESTRING];
658 typedef struct scoreboard_s
660 char name[MAX_SCOREBOARDNAME];
662 int colors; // two 4 bit fields
665 char qw_userinfo[MAX_USERINFO_STRING];
672 char qw_skin[MAX_QPATH];
675 typedef struct cshift_s
678 float percent; // 0-255
679 float alphafade; // (any speed)
682 #define CSHIFT_CONTENTS 0
683 #define CSHIFT_DAMAGE 1
684 #define CSHIFT_BONUS 2
685 #define CSHIFT_POWERUP 3
686 #define CSHIFT_VCSHIFT 4
687 #define NUM_CSHIFTS 5
689 #define NAME_LENGTH 64
693 // client_state_t should hold all pieces of the client state
696 #define SIGNONS 4 // signon messages to receive before connected
698 typedef enum cactive_e
700 ca_uninitialized, // during early startup
701 ca_dedicated, // a dedicated server with no ability to start a client
702 ca_disconnected, // full screen console with no connection
703 ca_connected // valid netcon, talking to a server
707 typedef enum qw_downloadtype_e
717 typedef enum capturevideoformat_e
719 CAPTUREVIDEOFORMAT_AVI_I420,
720 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA
722 capturevideoformat_t;
724 typedef struct capturevideostate_s
726 double startrealtime;
739 int soundsampleframe;
740 unsigned char *screenbuffer;
741 unsigned char *outbuffer;
742 char basename[MAX_QPATH];
745 // precomputed RGB to YUV tables
746 // converts the RGB values to YUV (see cap_avi.c for how to use them)
747 short rgbtoyuvscaletable[3][3][256];
748 unsigned char yuvnormalizetable[3][256];
750 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
751 // note: to map from these values to RGB24, you have to multiply by 255.0/65535.0, then add 0.5, then cast to integer
752 unsigned short vidramp[256 * 3];
754 // stuff to be filled in by the video format module
755 capturevideoformat_t format;
756 const char *formatextension;
759 // cls.capturevideo.videofile = FS_OpenRealFile(va(vabuf, sizeof(vabuf), "%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
760 void (*endvideo) (void);
761 void (*videoframes) (int num);
762 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
764 // format specific data
765 void *formatspecific;
769 #define CL_MAX_DOWNLOADACKS 4
771 typedef struct cl_downloadack_s
777 typedef struct cl_soundstats_s
781 int latency_milliseconds;
786 // the client_static_t structure is persistent through an arbitrary number
787 // of server connections
789 typedef struct client_static_s
793 // all client memory allocations go in these pools
794 mempool_t *levelmempool;
795 mempool_t *permanentmempool;
798 // -1 = don't play demos
800 // list of demos in loop
801 char demos[MAX_DEMOS][MAX_DEMONAME];
802 // the actively playing demo (set by CL_PlayDemo_f)
803 char demoname[MAX_QPATH];
805 // demo recording info must be here, because record is started before
806 // entering a map (and clearing client_state_t)
807 qboolean demorecording;
808 fs_offset_t demo_lastcsprogssize;
809 int demo_lastcsprogscrc;
810 qboolean demoplayback;
811 qboolean demostarting; // set if currently starting a demo, to stop -demo from quitting when switching to another demo
813 // -1 = use normal cd track
816 // realtime at second frame of timedemo (LordHavoc: changed to double)
818 int td_frames; // total frames parsed
819 double td_onesecondnexttime;
820 double td_onesecondframes;
821 double td_onesecondrealtime;
822 double td_onesecondminfps;
823 double td_onesecondmaxfps;
824 double td_onesecondavgfps;
825 int td_onesecondavgcount;
826 // LordHavoc: pausedemo
829 // sound mixer statistics for showsound display
830 cl_soundstats_t soundstats;
832 qboolean connect_trying;
833 int connect_remainingtries;
834 double connect_nextsendtime;
835 lhnetsocket_t *connect_mysocket;
836 lhnetaddress_t connect_address;
837 // protocol version of the server we're connected to
838 // (kept outside client_state_t because it's used between levels)
839 protocolversion_t protocol;
843 lhnetaddress_t rcon_addresses[MAX_RCONS];
844 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
845 double rcon_timeout[MAX_RCONS];
848 // connection information
851 // network connection
854 // download information
855 // (note: qw_download variables are also used)
856 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
858 // input sequence numbers are not reset on level change, only connect
860 int servermovesequence;
862 // quakeworld stuff below
864 // value of "qport" cvar at time of connection
866 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
867 int qw_incoming_sequence;
868 int qw_outgoing_sequence;
870 // current file download buffer (only saved when file is completed)
871 char qw_downloadname[MAX_QPATH];
872 unsigned char *qw_downloadmemory;
873 int qw_downloadmemorycursize;
874 int qw_downloadmemorymaxsize;
875 int qw_downloadnumber;
876 int qw_downloadpercent;
877 qw_downloadtype_t qw_downloadtype;
878 // transfer rate display
879 double qw_downloadspeedtime;
880 int qw_downloadspeedcount;
881 int qw_downloadspeedrate;
882 qboolean qw_download_deflate;
884 // current file upload buffer (for uploading screenshots to server)
885 unsigned char *qw_uploaddata;
890 // this normally contains the following keys in quakeworld:
891 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
892 char userinfo[MAX_USERINFO_STRING];
894 // extra user info for the "connect" command
895 char connect_userinfo[MAX_USERINFO_STRING];
897 // video capture stuff
898 capturevideostate_t capturevideo;
903 // ProQuake compatibility stuff
904 int proquake_servermod; // 0 = not proquake, 1 = proquake
905 int proquake_serverversion; // actual proquake server version * 10 (3.40 = 34, etc)
906 int proquake_serverflags; // 0 (PQF_CHEATFREE not supported)
908 // don't write-then-read csprogs.dat (useful for demo playback)
909 unsigned char *caughtcsprogsdata;
910 fs_offset_t caughtcsprogsdatasize;
912 int r_speeds_graph_length;
913 int r_speeds_graph_current;
914 int *r_speeds_graph_data;
917 int r_speeds_graph_datamin[r_stat_count];
918 int r_speeds_graph_datamax[r_stat_count];
922 extern client_static_t cls;
924 typedef struct client_movementqueue_s
935 client_movementqueue_t;
941 qboolean drawenginesbar;
942 qboolean drawcrosshair;
947 PARTICLE_BILLBOARD = 0,
949 PARTICLE_ORIENTED_DOUBLESIDED = 2,
952 PARTICLE_INVALID = -1
965 typedef struct particletype_s
968 porientation_t orientation;
975 pt_dead, pt_alphastatic, pt_static, pt_spark, pt_beam, pt_rain, pt_raindecal, pt_snow, pt_bubble, pt_blood, pt_smoke, pt_decal, pt_entityparticle, pt_total
979 typedef struct decal_s
981 // fields used by rendering: (44 bytes)
982 unsigned short typeindex;
983 unsigned short texnum;
988 float alpha; // 0-255
989 unsigned char color[3];
990 unsigned char unused1;
991 int clusterindex; // cheap culling by pvs
993 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
994 float time2; // used for decal fade
995 unsigned int owner; // decal stuck to this entity
996 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
997 vec3_t relativeorigin; // decal at this location in entity's coordinate space
998 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
1002 typedef struct particle_s
1004 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
1006 // fields used by rendering: (48 bytes)
1007 vec3_t sortorigin; // sort by this group origin, not particle org
1009 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
1011 float alpha; // 0-255
1012 float stretch; // only for sparks
1014 // fields not used by rendering: (44 bytes)
1017 float sizeincrease; // rate of size change per second
1018 float alphafade; // how much alpha reduces per second
1019 float time2; // used for snow fluttering and decal fade
1020 float bounce; // how much bounce-back from a surface the particle hits (0 = no physics, 1 = stop and slide, 2 = keep bouncing forever, 1.5 is typical)
1021 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
1022 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
1023 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
1024 // float delayedcollisions; // time that p->bounce becomes active
1025 float delayedspawn; // time that particle appears and begins moving
1026 float die; // time when this particle should be removed, regardless of alpha
1028 // short variables grouped to save memory (4 bytes)
1029 short angle; // base rotation of particle
1030 short spin; // geometry rotation speed around the particle center normal
1032 // byte variables grouped to save memory (12 bytes)
1033 unsigned char color[3];
1034 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
1035 unsigned char typeindex;
1036 unsigned char blendmode;
1037 unsigned char orientation;
1038 unsigned char texnum;
1039 unsigned char staincolor[3];
1040 signed char staintexnum;
1044 typedef enum cl_parsingtextmode_e
1046 CL_PARSETEXTMODE_NONE,
1047 CL_PARSETEXTMODE_PING,
1048 CL_PARSETEXTMODE_STATUS,
1049 CL_PARSETEXTMODE_STATUS_PLAYERID,
1050 CL_PARSETEXTMODE_STATUS_PLAYERIP
1052 cl_parsingtextmode_t;
1054 typedef struct cl_locnode_s
1056 struct cl_locnode_s *next;
1062 typedef struct showlmp_s
1073 // the client_state_t structure is wiped completely at every
1076 typedef struct client_state_s
1078 // true if playing in a local game and no one else is connected
1081 // send a clc_nop periodically until connected
1084 // current input being accumulated by mouse/joystick/etc input
1086 // latest moves sent to the server that have not been confirmed yet
1087 usercmd_t movecmd[CL_MAX_USERCMDS];
1089 // information for local display
1091 int stats[MAX_CL_STATS];
1092 float *statsf; // points to stats[] array
1093 // last known inventory bit flags, for blinking
1095 // cl.time of acquiring item, for blinking
1096 float item_gettime[32];
1097 // last known STAT_ACTIVEWEAPON
1099 // cl.time of changing STAT_ACTIVEWEAPON
1101 // use pain anim frame if cl.time < this
1103 // for stair smoothing
1105 double stairsmoothtime;
1107 // color shifts for damage, powerups
1108 cshift_t cshifts[NUM_CSHIFTS];
1109 // and content types
1110 cshift_t prev_cshifts[NUM_CSHIFTS];
1112 // the client maintains its own idea of view angles, which are
1113 // sent to the server each frame. The server sets punchangle when
1114 // the view is temporarily offset, and an angle reset commands at the start
1115 // of each level and after teleporting.
1117 // mviewangles is read from demo
1118 // viewangles is either client controlled or lerped from mviewangles
1119 vec3_t mviewangles[2], viewangles;
1120 // update by server, used by qc to do weapon recoil
1121 vec3_t mpunchangle[2], punchangle;
1122 // update by server, can be used by mods to kick view around
1123 vec3_t mpunchvector[2], punchvector;
1124 // update by server, used for lean+bob (0 is newest)
1125 vec3_t mvelocity[2], velocity;
1126 // update by server, can be used by mods for zooming
1127 vec_t mviewzoom[2], viewzoom;
1128 // if true interpolation the mviewangles and other interpolation of the
1129 // player is disabled until the next network packet
1130 // this is used primarily by teleporters, and when spectating players
1131 // special checking of the old fixangle[1] is used to differentiate
1132 // between teleporting and spectating
1133 qboolean fixangle[2];
1135 // client movement simulation
1136 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
1137 // set by CL_ClientMovement_Replay functions
1138 qboolean movement_predicted;
1139 // if true the CL_ClientMovement_Replay function will update origin, etc
1140 qboolean movement_replay;
1141 // simulated data (this is valid even if cl.movement is false)
1142 vec3_t movement_origin;
1143 vec3_t movement_velocity;
1144 // whether the replay should allow a jump at the first sequence
1145 qboolean movement_replay_canjump;
1147 // previous gun angles (for leaning effects)
1148 vec3_t gunangles_prev;
1149 vec3_t gunangles_highpass;
1150 vec3_t gunangles_adjustment_lowpass;
1151 vec3_t gunangles_adjustment_highpass;
1152 // previous gun angles (for leaning effects)
1154 vec3_t gunorg_highpass;
1155 vec3_t gunorg_adjustment_lowpass;
1156 vec3_t gunorg_adjustment_highpass;
1158 // pitch drifting vars
1165 //[515]: added for csqc purposes
1166 float sensitivityscale;
1167 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
1168 qboolean csqc_wantsmousemove;
1169 qboolean csqc_paused; // vortex: int because could be flags
1170 struct model_s *csqc_model_precache[MAX_MODELS];
1172 // local amount for smoothing stepups
1181 qboolean oldonground;
1182 double lastongroundtime;
1183 double hitgroundtime;
1185 float bobfall_speed;
1186 float bobfall_swing;
1187 double calcrefdef_prevtime;
1189 // don't change view angle, full screen, etc
1191 // latched at intermission start
1192 double completed_time;
1194 // the timestamp of the last two messages
1197 // clients view of time, time should be between mtime[0] and mtime[1] to
1198 // generate a lerp point for other data, oldtime is the previous frame's
1199 // value of time, frametime is the difference between time and oldtime
1200 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
1201 // is only forcefully limited when a packet is received
1202 double time, oldtime;
1203 // how long it has been since the previous client frame in real time
1204 // (not game time, for that use cl.time - cl.oldtime)
1205 double realframetime;
1207 // fade var for fading while dead
1210 // motionblur alpha level variable
1211 float motionbluralpha;
1213 // copy of realtime from last recieved message, for net trouble icon
1214 float last_received_message;
1216 // information that is static for the entire time connected to a server
1217 struct model_s *model_precache[MAX_MODELS];
1218 struct sfx_s *sound_precache[MAX_SOUNDS];
1220 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1221 char model_name[MAX_MODELS][MAX_QPATH];
1222 char sound_name[MAX_SOUNDS][MAX_QPATH];
1224 // for display on solo scoreboard
1225 char worldmessage[40]; // map title (not related to filename)
1226 // variants of map name
1227 char worldbasename[MAX_QPATH]; // %s
1228 char worldname[MAX_QPATH]; // maps/%s.bsp
1229 char worldnamenoextension[MAX_QPATH]; // maps/%s
1230 // cl_entitites[cl.viewentity] = player
1232 // the real player entity (normally same as viewentity,
1233 // different than viewentity if mod uses chasecam or other tricks)
1234 int realplayerentity;
1235 // this is updated to match cl.viewentity whenever it is in the clients
1236 // range, basically this is used in preference to cl.realplayerentity for
1237 // most purposes because when spectating another player it should show
1238 // their information rather than yours
1240 // max players that can be in this game
1242 // type of game (deathmatch, coop, singleplayer)
1245 // models and sounds used by engine code (particularly cl_parse.c)
1246 dp_model_t *model_bolt;
1247 dp_model_t *model_bolt2;
1248 dp_model_t *model_bolt3;
1249 dp_model_t *model_beam;
1251 sfx_t *sfx_knighthit;
1257 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1258 qboolean foundtalk2wav;
1260 // refresh related state
1262 // cl_entitites[0].model
1263 struct model_s *worldmodel;
1269 int cdtrack, looptrack;
1274 scoreboard_t *scores;
1276 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1277 cl_parsingtextmode_t parsingtextmode;
1278 int parsingtextplayerindex;
1279 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1280 // (which could eat the wrong ping report if the player issues one
1281 // manually, but they would still see a ping report, just a later one
1282 // caused by the scoreboard code rather than the one they intentionally
1284 int parsingtextexpectingpingforscores;
1286 // entity database stuff
1287 // latest received entity frame numbers
1288 #define LATESTFRAMENUMS 32
1289 int latestframenumsposition;
1290 int latestframenums[LATESTFRAMENUMS];
1291 int latestsendnums[LATESTFRAMENUMS];
1292 entityframe_database_t *entitydatabase;
1293 entityframe4_database_t *entitydatabase4;
1294 entityframeqw_database_t *entitydatabaseqw;
1296 // keep track of quake entities because they need to be killed if they get stale
1297 int lastquakeentity;
1298 unsigned char isquakeentity[MAX_EDICTS];
1300 // bounding boxes for clientside movement
1301 vec3_t playerstandmins;
1302 vec3_t playerstandmaxs;
1303 vec3_t playercrouchmins;
1304 vec3_t playercrouchmaxs;
1306 // old decals are killed based on this
1310 int max_csqcrenderentities;
1311 int max_static_entities;
1316 int max_brushmodel_entities;
1322 entity_render_t *csqcrenderentities;
1323 unsigned char *entities_active;
1324 entity_t *static_entities;
1325 cl_effect_t *effects;
1328 lightstyle_t *lightstyle;
1329 int *brushmodel_entities;
1330 particle_t *particles;
1332 showlmp_t *showlmps;
1335 int num_static_entities;
1336 int num_brushmodel_entities;
1344 double particles_updatetime;
1345 double decals_updatetime;
1349 // cl_serverextension_download feature
1350 int loadmodel_current;
1351 int downloadmodel_current;
1352 int loadmodel_total;
1353 int loadsound_current;
1354 int downloadsound_current;
1355 int loadsound_total;
1356 qboolean downloadcsqc;
1359 qboolean loadfinished;
1363 // local copy of the server infostring
1364 char qw_serverinfo[MAX_SERVERINFO_STRING];
1366 // time of last qw "pings" command sent to server while showing scores
1367 double last_ping_request;
1369 // used during connect
1372 // updated from serverinfo
1375 // unused: indicates whether the player is spectating
1376 // use cl.scores[cl.playerentity-1].qw_spectator instead
1377 //qboolean qw_spectator;
1379 // last time an input packet was sent
1380 double lastpackettime;
1382 // movement parameters for client prediction
1383 unsigned int moveflags;
1384 float movevars_wallfriction;
1385 float movevars_waterfriction;
1386 float movevars_friction;
1387 float movevars_timescale;
1388 float movevars_gravity;
1389 float movevars_stopspeed;
1390 float movevars_maxspeed;
1391 float movevars_spectatormaxspeed;
1392 float movevars_accelerate;
1393 float movevars_airaccelerate;
1394 float movevars_wateraccelerate;
1395 float movevars_entgravity;
1396 float movevars_jumpvelocity;
1397 float movevars_edgefriction;
1398 float movevars_maxairspeed;
1399 float movevars_stepheight;
1400 float movevars_airaccel_qw;
1401 float movevars_airaccel_qw_stretchfactor;
1402 float movevars_airaccel_sideways_friction;
1403 float movevars_airstopaccelerate;
1404 float movevars_airstrafeaccelerate;
1405 float movevars_maxairstrafespeed;
1406 float movevars_airstrafeaccel_qw;
1407 float movevars_aircontrol;
1408 float movevars_aircontrol_power;
1409 float movevars_aircontrol_penalty;
1410 float movevars_warsowbunny_airforwardaccel;
1411 float movevars_warsowbunny_accel;
1412 float movevars_warsowbunny_topspeed;
1413 float movevars_warsowbunny_turnaccel;
1414 float movevars_warsowbunny_backtosideratio;
1415 float movevars_ticrate;
1416 float movevars_airspeedlimit_nonqw;
1418 // models used by qw protocol
1419 int qw_modelindex_spike;
1420 int qw_modelindex_player;
1421 int qw_modelindex_flag;
1422 int qw_modelindex_s_explod;
1424 vec3_t qw_intermission_origin;
1425 vec3_t qw_intermission_angles;
1427 // 255 is the most nails the QW protocol could send
1429 vec_t qw_nails[255][6];
1431 float qw_weaponkick;
1433 int qw_validsequence;
1435 int qw_deltasequence[QW_UPDATE_BACKUP];
1438 // server entity number corresponding to a clientside entity
1439 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1440 qboolean csqc_loaded;
1441 vec3_t csqc_vieworigin;
1442 vec3_t csqc_viewangles;
1443 vec3_t csqc_vieworiginfromengine;
1444 vec3_t csqc_viewanglesfromengine;
1445 matrix4x4_t csqc_viewmodelmatrixfromengine;
1446 qboolean csqc_usecsqclistener;
1447 matrix4x4_t csqc_listenermatrix;
1448 char csqc_printtextbuf[MAX_INPUTLINE];
1450 // collision culling data
1453 // loc file stuff (points and boxes describing locations in the level)
1454 cl_locnode_t *locnodes;
1455 // this is updated to cl.movement_origin whenever health is < 1
1456 // used by %d print in say/say_team messages if cl_locs_enable is on
1457 vec3_t lastdeathorigin;
1459 // processing buffer used by R_BuildLightMap, reallocated as needed,
1460 // freed on each level change
1461 size_t buildlightmapmemorysize;
1462 unsigned char *buildlightmapmemory;
1464 // used by EntityState5_ReadUpdate
1465 skeleton_t *engineskeletonobjects;
1472 extern cvar_t cl_name;
1473 extern cvar_t cl_color;
1474 extern cvar_t cl_rate;
1475 extern cvar_t cl_rate_burstsize;
1476 extern cvar_t cl_pmodel;
1477 extern cvar_t cl_playermodel;
1478 extern cvar_t cl_playerskin;
1480 extern cvar_t rcon_password;
1481 extern cvar_t rcon_address;
1483 extern cvar_t cl_upspeed;
1484 extern cvar_t cl_forwardspeed;
1485 extern cvar_t cl_backspeed;
1486 extern cvar_t cl_sidespeed;
1488 extern cvar_t cl_movespeedkey;
1490 extern cvar_t cl_yawspeed;
1491 extern cvar_t cl_pitchspeed;
1493 extern cvar_t cl_anglespeedkey;
1495 extern cvar_t cl_autofire;
1497 extern cvar_t cl_shownet;
1498 extern cvar_t cl_nolerp;
1499 extern cvar_t cl_nettimesyncfactor;
1500 extern cvar_t cl_nettimesyncboundmode;
1501 extern cvar_t cl_nettimesyncboundtolerance;
1503 extern cvar_t cl_pitchdriftspeed;
1504 extern cvar_t lookspring;
1505 extern cvar_t lookstrafe;
1506 extern cvar_t sensitivity;
1508 extern cvar_t freelook;
1510 extern cvar_t m_pitch;
1511 extern cvar_t m_yaw;
1512 extern cvar_t m_forward;
1513 extern cvar_t m_side;
1515 extern cvar_t cl_autodemo;
1516 extern cvar_t cl_autodemo_nameformat;
1517 extern cvar_t cl_autodemo_delete;
1519 extern cvar_t r_draweffects;
1521 extern cvar_t cl_explosions_alpha_start;
1522 extern cvar_t cl_explosions_alpha_end;
1523 extern cvar_t cl_explosions_size_start;
1524 extern cvar_t cl_explosions_size_end;
1525 extern cvar_t cl_explosions_lifetime;
1526 extern cvar_t cl_stainmaps;
1527 extern cvar_t cl_stainmaps_clearonload;
1529 extern cvar_t cl_prydoncursor;
1530 extern cvar_t cl_prydoncursor_notrace;
1532 extern cvar_t cl_locs_enable;
1534 extern client_state_t cl;
1536 extern void CL_AllocLightFlash (entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, int cubemapnum, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags);
1538 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1539 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1541 //=============================================================================
1547 void CL_Shutdown (void);
1548 void CL_Init (void);
1550 void CL_EstablishConnection(const char *host, int firstarg);
1552 void CL_Disconnect (void);
1553 void CL_Disconnect_f (void);
1555 void CL_UpdateRenderEntity(entity_render_t *ent);
1556 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1557 void CL_UpdateViewEntities(void);
1562 typedef struct kbutton_s
1564 int down[2]; // key nums holding it down
1565 int state; // low bit is down state
1569 extern kbutton_t in_mlook, in_klook;
1570 extern kbutton_t in_strafe;
1571 extern kbutton_t in_speed;
1573 void CL_InitInput (void);
1574 void CL_SendMove (void);
1576 void CL_ValidateState(entity_state_t *s);
1577 void CL_MoveLerpEntityStates(entity_t *ent);
1578 void CL_LerpUpdate(entity_t *e);
1579 void CL_ParseTEnt (void);
1580 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1581 void CL_RelinkBeams (void);
1582 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1583 void CL_ClientMovement_Replay(void);
1585 void CL_ClearTempEntities (void);
1586 entity_render_t *CL_NewTempEntity (double shadertime);
1588 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1590 void CL_ClearState (void);
1591 void CL_ExpandEntities(int num);
1592 void CL_ExpandCSQCRenderEntities(int num);
1593 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1596 void CL_UpdateWorld (void);
1597 void CL_WriteToServer (void);
1598 void CL_Input (void);
1599 extern int cl_ignoremousemoves;
1602 float CL_KeyState (kbutton_t *key);
1603 const char *Key_KeynumToString (int keynum, char *buf, size_t buflength);
1604 int Key_StringToKeynum (const char *str);
1609 void CL_StopPlayback(void);
1610 void CL_ReadDemoMessage(void);
1611 void CL_WriteDemoMessage(sizebuf_t *mesage);
1613 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1614 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1616 void CL_NextDemo(void);
1617 void CL_Stop_f(void);
1618 void CL_Record_f(void);
1619 void CL_PlayDemo_f(void);
1620 void CL_TimeDemo_f(void);
1625 void CL_Parse_Init(void);
1626 void CL_Parse_Shutdown(void);
1627 void CL_ParseServerMessage(void);
1628 void CL_Parse_DumpPacket(void);
1629 void CL_Parse_ErrorCleanUp(void);
1630 void QW_CL_StartUpload(unsigned char *data, int size);
1631 extern cvar_t qport;
1632 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1637 void V_StartPitchDrift (void);
1638 void V_StopPitchDrift (void);
1641 float V_CalcRoll (const vec3_t angles, const vec3_t velocity);
1642 void V_UpdateBlends (void);
1643 void V_ParseDamage (void);
1649 extern cvar_t cl_particles;
1650 extern cvar_t cl_particles_quality;
1651 extern cvar_t cl_particles_size;
1652 extern cvar_t cl_particles_quake;
1653 extern cvar_t cl_particles_blood;
1654 extern cvar_t cl_particles_blood_alpha;
1655 extern cvar_t cl_particles_blood_decal_alpha;
1656 extern cvar_t cl_particles_blood_decal_scalemin;
1657 extern cvar_t cl_particles_blood_decal_scalemax;
1658 extern cvar_t cl_particles_blood_bloodhack;
1659 extern cvar_t cl_particles_bulletimpacts;
1660 extern cvar_t cl_particles_explosions_sparks;
1661 extern cvar_t cl_particles_explosions_shell;
1662 extern cvar_t cl_particles_rain;
1663 extern cvar_t cl_particles_snow;
1664 extern cvar_t cl_particles_smoke;
1665 extern cvar_t cl_particles_smoke_alpha;
1666 extern cvar_t cl_particles_smoke_alphafade;
1667 extern cvar_t cl_particles_sparks;
1668 extern cvar_t cl_particles_bubbles;
1669 extern cvar_t cl_decals;
1670 extern cvar_t cl_decals_time;
1671 extern cvar_t cl_decals_fadetime;
1673 void CL_Particles_Clear(void);
1674 void CL_Particles_Init(void);
1675 void CL_Particles_Shutdown(void);
1676 particle_t *CL_NewParticle(const vec3_t sortorigin, unsigned short ptypeindex, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation, int staincolor1, int staincolor2, int staintex, float stainalpha, float stainsize, float angle, float spin, float tint[4]);
1678 typedef enum effectnameindex_s
1682 EFFECT_TE_GUNSHOTQUAD,
1684 EFFECT_TE_SPIKEQUAD,
1685 EFFECT_TE_SUPERSPIKE,
1686 EFFECT_TE_SUPERSPIKEQUAD,
1688 EFFECT_TE_KNIGHTSPIKE,
1689 EFFECT_TE_EXPLOSION,
1690 EFFECT_TE_EXPLOSIONQUAD,
1691 EFFECT_TE_TAREXPLOSION,
1693 EFFECT_TE_LAVASPLASH,
1694 EFFECT_TE_SMALLFLASH,
1699 EFFECT_TE_PLASMABURN,
1701 EFFECT_TE_TEI_SMOKE,
1702 EFFECT_TE_TEI_BIGEXPLOSION,
1703 EFFECT_TE_TEI_PLASMAHIT,
1709 EFFECT_TR_SLIGHTBLOOD,
1710 EFFECT_TR_KNIGHTSPIKE,
1711 EFFECT_TR_VORESPIKE,
1712 EFFECT_TR_NEHAHRASMOKE,
1713 EFFECT_TR_NEXUIZPLASMA,
1714 EFFECT_TR_GLOWTRAIL,
1715 EFFECT_SVC_PARTICLE,
1720 int CL_ParticleEffectIndexForName(const char *name);
1721 const char *CL_ParticleEffectNameForIndex(int i);
1722 void CL_ParticleEffect(int effectindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor);
1723 void CL_ParticleTrail(int effectindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor, qboolean spawndlight, qboolean spawnparticles, float tintmins[4], float tintmaxs[4], float fade);
1724 void CL_ParticleBox(int effectindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor, qboolean spawndlight, qboolean spawnparticles, float tintmins[4], float tintmaxs[4], float fade);
1725 void CL_ParseParticleEffect (void);
1726 void CL_ParticleCube (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, vec_t gravity, vec_t randomvel);
1727 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1728 void CL_EntityParticles (const entity_t *ent);
1729 void CL_ParticleExplosion (const vec3_t org);
1730 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1731 void R_NewExplosion(const vec3_t org);
1733 void Debug_PolygonBegin(const char *picname, int flags);
1734 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1735 void Debug_PolygonEnd(void);
1737 #include "cl_screen.h"
1739 extern qboolean sb_showscores;
1741 float RSurf_FogVertex(const vec3_t p);
1742 float RSurf_FogPoint(const vec3_t p);
1744 typedef enum r_viewport_type_e
1746 R_VIEWPORTTYPE_ORTHO,
1747 R_VIEWPORTTYPE_PERSPECTIVE,
1748 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1749 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1750 R_VIEWPORTTYPE_TOTAL
1754 typedef struct r_viewport_s
1756 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1757 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1758 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1765 r_viewport_type_t type;
1766 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1770 typedef struct r_refdef_view_s
1772 // view information (changes multiple times per frame)
1773 // if any of these variables change then r_refdef.viewcache must be regenerated
1774 // by calling R_View_Update
1775 // (which also updates viewport, scissor, colormask)
1777 // it is safe and expected to copy this into a structure on the stack and
1778 // call the renderer recursively, then restore from the stack afterward
1779 // (as long as R_View_Update is called)
1781 // eye position information
1782 matrix4x4_t matrix, inverse_matrix;
1788 int numfrustumplanes;
1789 mplane_t frustum[6];
1790 qboolean useclipplane;
1791 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1793 float frustum_x, frustum_y;
1794 vec3_t frustumcorner[4];
1795 // if turned off it renders an ortho view
1797 float ortho_x, ortho_y;
1799 // screen area to render in
1806 r_viewport_t viewport; // note: if r_viewscale is used, the viewport.width and viewport.height may be less than width and height
1808 // which color components to allow (for anaglyph glasses)
1811 // global RGB color multiplier for rendering
1814 // whether to call R_ClearScreen before rendering stuff
1816 // if true, don't clear or do any post process effects (bloom, etc)
1818 // if true, this is the MAIN view (which is, after CSQC, copied into the scene for use e.g. by r_speeds 1, showtex, prydon cursor)
1821 // whether to draw r_showtris and such, this is only true for the main
1822 // view render, all secondary renders (mirrors, portals, cameras,
1823 // distortion effects, etc) omit such debugging information
1826 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1830 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1835 typedef struct r_refdef_viewcache_s
1837 // updated by gl_main_newmap()
1839 int world_numclusters;
1840 int world_numclusterbytes;
1842 int world_numsurfaces;
1844 // these properties are generated by R_View_Update()
1846 // which entities are currently visible for this viewpoint
1847 // (the used range is 0...r_refdef.scene.numentities)
1848 unsigned char *entityvisible;
1850 // flag arrays used for visibility checking on world model
1851 // (all other entities have no per-surface/per-leaf visibility checks)
1852 unsigned char *world_pvsbits;
1853 unsigned char *world_leafvisible;
1854 unsigned char *world_surfacevisible;
1855 // if true, the view is currently in a leaf without pvs data
1856 qboolean world_novis;
1858 r_refdef_viewcache_t;
1860 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1861 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1862 typedef struct r_refdef_scene_s {
1863 // whether to call S_ExtraUpdate during render to reduce sound chop
1864 qboolean extraupdate;
1866 // (client gameworld) time for rendering time based effects
1870 entity_render_t *worldentity;
1872 // same as worldentity->model
1873 dp_model_t *worldmodel;
1875 // renderable entities (excluding world)
1876 entity_render_t **entities;
1880 // field of temporary entities that is reset each (client) frame
1881 entity_render_t *tempentities;
1882 int numtempentities;
1883 int maxtempentities;
1884 qboolean expandtempentities;
1886 // renderable dynamic lights
1887 rtlight_t *lights[MAX_DLIGHTS];
1888 rtlight_t templights[MAX_DLIGHTS];
1891 // intensities for light styles right now, controls rtlights
1892 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1893 // 8.8bit fixed point intensities for light styles
1894 // controls intensity lightmap layers
1895 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1900 qboolean rtworldshadows;
1902 qboolean rtdlightshadows;
1905 typedef struct r_refdef_s
1907 // these fields define the basic rendering information for the world
1908 // but not the view, which could change multiple times in one rendered
1909 // frame (for example when rendering textures for certain effects)
1911 // these are set for water warping before
1912 // frustum_x/frustum_y are calculated
1913 float frustumscale_x, frustumscale_y;
1915 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1916 r_refdef_view_t view;
1917 r_refdef_viewcache_t viewcache;
1919 // minimum visible distance (pixels closer than this disappear)
1921 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1922 // in 32bpp an infinite-farclip matrix is used instead)
1925 // fullscreen color blend
1928 r_refdef_scene_t scene;
1931 float fogplaneviewdist;
1932 qboolean fogplaneviewabove;
1933 float fogheightfade;
1936 float fograngerecip;
1937 float fogmasktabledistmultiplier;
1938 #define FOGMASKTABLEWIDTH 1024
1939 float fogmasktable[FOGMASKTABLEWIDTH];
1940 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1949 float fog_fadedepth;
1950 qboolean fogenabled;
1951 qboolean oldgl_fogenable;
1953 // new flexible texture height fog (overrides normal fog)
1954 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1955 unsigned char *fog_height_table1d;
1956 unsigned char *fog_height_table2d;
1957 int fog_height_tablesize; // enable
1958 float fog_height_tablescale;
1959 float fog_height_texcoordscale;
1960 char fogheighttexturename[64]; // detects changes to active fog height texture
1962 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1964 // true during envmap command capture
1967 // brightness of world lightmaps and related lighting
1968 // (often reduced when world rtlights are enabled)
1969 float lightmapintensity;
1970 // whether to draw world lights realtime, dlights realtime, and their shadows
1971 float polygonfactor;
1972 float polygonoffset;
1973 float shadowpolygonfactor;
1974 float shadowpolygonoffset;
1976 // how long R_RenderView took on the previous frame
1977 double lastdrawscreentime;
1979 // rendering stats for r_speeds display
1980 // (these are incremented in many places)
1981 int stats[r_stat_count];
1985 extern r_refdef_t r_refdef;
1987 typedef enum waterlevel_e
1991 WATERLEVEL_SWIMMING,
1992 WATERLEVEL_SUBMERGED
1996 typedef struct cl_clientmovement_state_s
1998 // entity to be ignored for movement
1999 struct prvm_edict_s *self;
2003 // current bounding box (different if crouched vs standing)
2006 // currently on the ground
2008 // currently crouching
2010 // what kind of water (SUPERCONTENTS_LAVA for instance)
2013 waterlevel_t waterlevel;
2014 // weird hacks when jumping out of water
2015 // (this is in seconds and counts down to 0)
2016 float waterjumptime;
2021 cl_clientmovement_state_t;
2022 void CL_ClientMovement_PlayerMove_Frame(cl_clientmovement_state_t *s);
2024 // warpzone prediction hack (CSQC builtin)
2025 void CL_RotateMoves(const matrix4x4_t *m);
2027 void CL_NewFrameReceived(int num);
2028 void CL_ParseEntityLump(char *entitystring);
2029 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
2030 void CL_RelinkLightFlashes(void);
2031 void Sbar_ShowFPS(void);
2032 void Sbar_ShowFPS_Update(void);
2033 void Host_SaveConfig(void);
2034 void Host_LoadConfig_f(void);
2035 void CL_UpdateMoveVars(void);
2036 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length);
2037 void V_DriftPitch(void);
2038 void V_FadeViewFlashs(void);
2039 void V_CalcViewBlend(void);
2040 void V_CalcRefdefUsing (const matrix4x4_t *entrendermatrix, const vec3_t clviewangles, qboolean teleported, qboolean clonground, qboolean clcmdjump, float clstatsviewheight, qboolean cldead, qboolean clintermission, const vec3_t clvelocity);
2041 void V_CalcRefdef(void);
2042 void CL_Locs_Reload_f(void);