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 occlusion_buf;
321 unsigned int corona_queryindex_visiblepixels;
322 unsigned int corona_queryindex_allpixels;
323 /// this is R_GetCubemap(rtlight->cubemapname)
324 rtexture_t *currentcubemap;
325 /// set by R_Shadow_PrepareLight to decide whether R_Shadow_DrawLight should draw it
327 /// these fields are set by R_Shadow_PrepareLight for later drawing
328 int cached_numlightentities;
329 int cached_numlightentities_noselfshadow;
330 int cached_numshadowentities;
331 int cached_numshadowentities_noselfshadow;
332 int cached_numsurfaces;
333 struct entity_render_s **cached_lightentities;
334 struct entity_render_s **cached_lightentities_noselfshadow;
335 struct entity_render_s **cached_shadowentities;
336 struct entity_render_s **cached_shadowentities_noselfshadow;
337 unsigned char *cached_shadowtrispvs;
338 unsigned char *cached_lighttrispvs;
339 int *cached_surfacelist;
340 // reduced light cullbox from GetLightInfo
341 vec3_t cached_cullmins;
342 vec3_t cached_cullmaxs;
343 // current shadow-caster culling planes based on view
344 // (any geometry outside these planes can not contribute to the visible
345 // shadows in any way, and thus can be culled safely)
346 int cached_numfrustumplanes;
347 mplane_t cached_frustumplanes[5]; // see R_Shadow_ComputeShadowCasterCullingPlanes
349 /// static light info
350 /// true if this light should be compiled as a static light
352 /// true if this is a compiled world light, cleared if the light changes
354 /// the shadowing mode used to compile this light
356 /// premade shadow volumes to render for world entity
357 shadowmesh_t *static_meshchain_shadow_zpass;
358 shadowmesh_t *static_meshchain_shadow_zfail;
359 shadowmesh_t *static_meshchain_shadow_shadowmap;
360 /// used for visibility testing (more exact than bbox)
362 int static_numleafpvsbytes;
363 int *static_leaflist;
364 unsigned char *static_leafpvs;
365 /// surfaces seen by light
366 int static_numsurfaces;
367 int *static_surfacelist;
368 /// flag bits indicating which triangles of the world model should cast
369 /// shadows, and which ones should be lit
371 /// this avoids redundantly scanning the triangles in each surface twice
372 /// for whether they should cast shadows, once in culling and once in the
373 /// actual shadowmarklist production.
374 int static_numshadowtrispvsbytes;
375 unsigned char *static_shadowtrispvs;
376 /// this allows the lighting batch code to skip backfaces andother culled
377 /// triangles not relevant for lighting
378 /// (important on big surfaces such as terrain)
379 int static_numlighttrispvsbytes;
380 unsigned char *static_lighttrispvs;
381 /// masks of all shadowmap sides that have any potential static receivers or casters
382 int static_shadowmap_receivers;
383 int static_shadowmap_casters;
384 /// particle-tracing cache for global illumination
385 int particlecache_numparticles;
386 int particlecache_maxparticles;
387 int particlecache_updateparticle;
388 rtlight_particle_t *particlecache_particles;
390 /// bouncegrid light info
391 float photoncolor[3];
396 typedef struct dlight_s
398 // destroy light after this time
401 // the entity that owns this light (can be NULL)
403 struct entity_render_s *ent;
405 // (worldlight: saved to .rtlights file)
407 // worldlight orientation
409 // (worldlight: saved to .rtlights file)
411 // dlight orientation/scaling/location
415 // (worldlight: saved to .rtlights file)
417 // cubemap name to use on this light
418 // (worldlight: saved to .rtlights file)
419 char cubemapname[64];
420 // make light flash while selected
423 // brightness (not really radius anymore)
424 // (worldlight: saved to .rtlights file)
426 // drop intensity this much each second
429 // intensity value which is dropped over time
432 // initial values for intensity to modify
436 // light style which controls intensity of this light
437 // (worldlight: saved to .rtlights file)
440 // (worldlight: saved to .rtlights file)
443 // (worldlight: saved to .rtlights file)
445 // radius scale of corona to render (1.0 means same as light radius)
446 // (worldlight: saved to .rtlights file)
447 vec_t coronasizescale;
448 // ambient intensity to render
449 // (worldlight: saved to .rtlights file)
451 // diffuse intensity to render
452 // (worldlight: saved to .rtlights file)
454 // specular intensity to render
455 // (worldlight: saved to .rtlights file)
458 // (worldlight: saved to .rtlights file)
460 // linked list of world lights
462 struct dlight_s *next;
463 // embedded rtlight struct for renderer
469 // this is derived from processing of the framegroupblend array
470 // note: technically each framegroupblend can produce two of these, but that
471 // never happens in practice because no one blends between more than 2
472 // framegroups at once
473 #define MAX_FRAMEBLENDS (MAX_FRAMEGROUPBLENDS * 2)
474 typedef struct frameblend_s
481 // LordHavoc: this struct is intended for the renderer but some fields are
482 // used by the client.
484 // The renderer should not rely on any changes to this struct to be persistent
485 // across multiple frames because temp entities are wiped every frame, but it
486 // is acceptable to cache things in this struct that are not critical.
488 // For example the r_cullentities_trace code does such caching.
489 typedef struct entity_render_s
495 // transform matrix for model to world
497 // transform matrix for world to model
498 matrix4x4_t inversematrix;
499 // opacity (alpha) of the model
501 // size the model is shown
503 // transparent sorting offset
504 float transparent_offset;
508 // number of the entity represents, or 0 for non-network entities
510 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
511 vec3_t colormap_pantscolor;
512 vec3_t colormap_shirtcolor;
513 // light, particles, etc
515 // qw CTF flags and other internal-use-only effect bits
522 // colormod tinting of models
526 // interpolated animation - active framegroups and blend factors
527 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
529 // time of last model change (for shader animations)
532 // calculated by the renderer (but not persistent)
534 // calculated during R_AddModelEntities
536 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
537 frameblend_t frameblend[MAX_FRAMEBLENDS];
538 // skeletal animation data (if skeleton.relativetransforms is not NULL, it overrides frameblend)
539 skeleton_t *skeleton;
541 // animation cache (pointers allocated using R_FrameData_Alloc)
542 // ONLY valid during R_RenderView! may be NULL (not cached)
543 float *animcache_vertex3f;
544 r_meshbuffer_t *animcache_vertex3f_vertexbuffer;
545 int animcache_vertex3f_bufferoffset;
546 float *animcache_normal3f;
547 r_meshbuffer_t *animcache_normal3f_vertexbuffer;
548 int animcache_normal3f_bufferoffset;
549 float *animcache_svector3f;
550 r_meshbuffer_t *animcache_svector3f_vertexbuffer;
551 int animcache_svector3f_bufferoffset;
552 float *animcache_tvector3f;
553 r_meshbuffer_t *animcache_tvector3f_vertexbuffer;
554 int animcache_tvector3f_bufferoffset;
555 // interleaved arrays for rendering and dynamic vertex buffers for them
556 r_vertexmesh_t *animcache_vertexmesh;
557 r_meshbuffer_t *animcache_vertexmesh_vertexbuffer;
558 int animcache_vertexmesh_bufferoffset;
559 // gpu-skinning shader needs transforms in a certain format, we have to
560 // upload this to a uniform buffer for the shader to use, and also keep a
561 // backup copy in system memory for the dynamic batch fallback code
562 // if this is not NULL, the other animcache variables are NULL
563 float *animcache_skeletaltransform3x4;
564 r_meshbuffer_t *animcache_skeletaltransform3x4buffer;
565 int animcache_skeletaltransform3x4offset;
566 int animcache_skeletaltransform3x4size;
568 // current lighting from map (updated ONLY by client code, not renderer)
569 vec3_t modellight_ambient;
570 vec3_t modellight_diffuse; // q3bsp
571 vec3_t modellight_lightdir; // q3bsp
573 // storage of decals on this entity
574 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
576 decalsystem_t decalsystem;
578 // FIELDS UPDATED BY RENDERER:
579 // last time visible during trace culling
580 double last_trace_visibility;
582 // user wavefunc parameters (from csqc)
583 vec_t userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
587 typedef struct entity_persistent_s
589 vec3_t trail_origin; // previous position for particle trail spawning
590 vec3_t oldorigin; // lerp
591 vec3_t oldangles; // lerp
592 vec3_t neworigin; // lerp
593 vec3_t newangles; // lerp
594 vec_t lerpstarttime; // lerp
595 vec_t lerpdeltatime; // lerp
596 float muzzleflash; // muzzleflash intensity, fades over time
597 float trail_time; // residual error accumulation for particle trail spawning (to keep spacing across frames)
598 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
602 typedef struct entity_s
604 // baseline state (default values)
605 entity_state_t state_baseline;
606 // previous state (interpolating from this)
607 entity_state_t state_previous;
608 // current state (interpolating to this)
609 entity_state_t state_current;
611 // used for regenerating parts of render
612 entity_persistent_t persistent;
614 // the only data the renderer should know about
615 entity_render_t render;
619 typedef struct usercmd_s
623 // intended velocities
628 vec3_t cursor_screen;
631 vec3_t cursor_impact;
632 vec3_t cursor_normal;
633 vec_t cursor_fraction;
634 int cursor_entitynumber;
636 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
637 double receivetime; // time the move was received at
638 double clienttime; // time to which server state the move corresponds to
639 int msec; // for predicted moves
643 qboolean applied; // if false we're still accumulating a move
644 qboolean predicted; // if true the sequence should be sent as 0
646 // derived properties
653 typedef struct lightstyle_s
656 char map[MAX_STYLESTRING];
659 typedef struct scoreboard_s
661 char name[MAX_SCOREBOARDNAME];
663 int colors; // two 4 bit fields
666 char qw_userinfo[MAX_USERINFO_STRING];
673 char qw_skin[MAX_QPATH];
676 typedef struct cshift_s
679 float percent; // 0-255
680 float alphafade; // (any speed)
683 #define CSHIFT_CONTENTS 0
684 #define CSHIFT_DAMAGE 1
685 #define CSHIFT_BONUS 2
686 #define CSHIFT_POWERUP 3
687 #define CSHIFT_VCSHIFT 4
688 #define NUM_CSHIFTS 5
690 #define NAME_LENGTH 64
694 // client_state_t should hold all pieces of the client state
697 #define SIGNONS 4 // signon messages to receive before connected
699 typedef enum cactive_e
701 ca_uninitialized, // during early startup
702 ca_dedicated, // a dedicated server with no ability to start a client
703 ca_disconnected, // full screen console with no connection
704 ca_connected // valid netcon, talking to a server
708 typedef enum qw_downloadtype_e
718 typedef enum capturevideoformat_e
720 CAPTUREVIDEOFORMAT_AVI_I420,
721 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA
723 capturevideoformat_t;
725 typedef struct capturevideostate_s
727 double startrealtime;
740 int soundsampleframe;
741 unsigned char *screenbuffer;
742 unsigned char *outbuffer;
743 char basename[MAX_QPATH];
746 // precomputed RGB to YUV tables
747 // converts the RGB values to YUV (see cap_avi.c for how to use them)
748 short rgbtoyuvscaletable[3][3][256];
749 unsigned char yuvnormalizetable[3][256];
751 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
752 // 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
753 unsigned short vidramp[256 * 3];
755 // stuff to be filled in by the video format module
756 capturevideoformat_t format;
757 const char *formatextension;
760 // cls.capturevideo.videofile = FS_OpenRealFile(va(vabuf, sizeof(vabuf), "%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
761 void (*endvideo) (void);
762 void (*videoframes) (int num);
763 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
765 // format specific data
766 void *formatspecific;
770 #define CL_MAX_DOWNLOADACKS 4
772 typedef struct cl_downloadack_s
778 typedef struct cl_soundstats_s
782 int latency_milliseconds;
787 // the client_static_t structure is persistent through an arbitrary number
788 // of server connections
790 typedef struct client_static_s
794 // all client memory allocations go in these pools
795 mempool_t *levelmempool;
796 mempool_t *permanentmempool;
799 // -1 = don't play demos
801 // list of demos in loop
802 char demos[MAX_DEMOS][MAX_DEMONAME];
803 // the actively playing demo (set by CL_PlayDemo_f)
804 char demoname[MAX_QPATH];
806 // demo recording info must be here, because record is started before
807 // entering a map (and clearing client_state_t)
808 qboolean demorecording;
809 fs_offset_t demo_lastcsprogssize;
810 int demo_lastcsprogscrc;
811 qboolean demoplayback;
812 qboolean demostarting; // set if currently starting a demo, to stop -demo from quitting when switching to another demo
814 // -1 = use normal cd track
817 // realtime at second frame of timedemo (LordHavoc: changed to double)
819 int td_frames; // total frames parsed
820 double td_onesecondnexttime;
821 double td_onesecondframes;
822 double td_onesecondrealtime;
823 double td_onesecondminfps;
824 double td_onesecondmaxfps;
825 double td_onesecondavgfps;
826 int td_onesecondavgcount;
827 // LordHavoc: pausedemo
830 // sound mixer statistics for showsound display
831 cl_soundstats_t soundstats;
833 qboolean connect_trying;
834 int connect_remainingtries;
835 double connect_nextsendtime;
836 lhnetsocket_t *connect_mysocket;
837 lhnetaddress_t connect_address;
838 // protocol version of the server we're connected to
839 // (kept outside client_state_t because it's used between levels)
840 protocolversion_t protocol;
844 lhnetaddress_t rcon_addresses[MAX_RCONS];
845 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
846 double rcon_timeout[MAX_RCONS];
849 // connection information
852 // network connection
855 // download information
856 // (note: qw_download variables are also used)
857 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
859 // input sequence numbers are not reset on level change, only connect
861 int servermovesequence;
863 // quakeworld stuff below
865 // value of "qport" cvar at time of connection
867 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
868 int qw_incoming_sequence;
869 int qw_outgoing_sequence;
871 // current file download buffer (only saved when file is completed)
872 char qw_downloadname[MAX_QPATH];
873 unsigned char *qw_downloadmemory;
874 int qw_downloadmemorycursize;
875 int qw_downloadmemorymaxsize;
876 int qw_downloadnumber;
877 int qw_downloadpercent;
878 qw_downloadtype_t qw_downloadtype;
879 // transfer rate display
880 double qw_downloadspeedtime;
881 int qw_downloadspeedcount;
882 int qw_downloadspeedrate;
883 qboolean qw_download_deflate;
885 // current file upload buffer (for uploading screenshots to server)
886 unsigned char *qw_uploaddata;
891 // this normally contains the following keys in quakeworld:
892 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
893 char userinfo[MAX_USERINFO_STRING];
895 // extra user info for the "connect" command
896 char connect_userinfo[MAX_USERINFO_STRING];
898 // video capture stuff
899 capturevideostate_t capturevideo;
904 // ProQuake compatibility stuff
905 int proquake_servermod; // 0 = not proquake, 1 = proquake
906 int proquake_serverversion; // actual proquake server version * 10 (3.40 = 34, etc)
907 int proquake_serverflags; // 0 (PQF_CHEATFREE not supported)
909 // don't write-then-read csprogs.dat (useful for demo playback)
910 unsigned char *caughtcsprogsdata;
911 fs_offset_t caughtcsprogsdatasize;
913 int r_speeds_graph_length;
914 int r_speeds_graph_current;
915 int *r_speeds_graph_data;
918 int r_speeds_graph_datamin[r_stat_count];
919 int r_speeds_graph_datamax[r_stat_count];
923 extern client_static_t cls;
925 typedef struct client_movementqueue_s
936 client_movementqueue_t;
942 qboolean drawenginesbar;
943 qboolean drawcrosshair;
948 PARTICLE_BILLBOARD = 0,
950 PARTICLE_ORIENTED_DOUBLESIDED = 2,
953 PARTICLE_INVALID = -1
966 typedef struct particletype_s
969 porientation_t orientation;
976 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
980 typedef struct decal_s
982 // fields used by rendering: (44 bytes)
983 unsigned short typeindex;
984 unsigned short texnum;
989 float alpha; // 0-255
990 unsigned char color[3];
991 unsigned char unused1;
992 int clusterindex; // cheap culling by pvs
994 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
995 float time2; // used for decal fade
996 unsigned int owner; // decal stuck to this entity
997 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
998 vec3_t relativeorigin; // decal at this location in entity's coordinate space
999 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
1003 typedef struct particle_s
1005 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
1007 // fields used by rendering: (48 bytes)
1008 vec3_t sortorigin; // sort by this group origin, not particle org
1010 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
1012 float alpha; // 0-255
1013 float stretch; // only for sparks
1015 // fields not used by rendering: (44 bytes)
1018 float sizeincrease; // rate of size change per second
1019 float alphafade; // how much alpha reduces per second
1020 float time2; // used for snow fluttering and decal fade
1021 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)
1022 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
1023 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
1024 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
1025 // float delayedcollisions; // time that p->bounce becomes active
1026 float delayedspawn; // time that particle appears and begins moving
1027 float die; // time when this particle should be removed, regardless of alpha
1029 // short variables grouped to save memory (4 bytes)
1030 short angle; // base rotation of particle
1031 short spin; // geometry rotation speed around the particle center normal
1033 // byte variables grouped to save memory (12 bytes)
1034 unsigned char color[3];
1035 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
1036 unsigned char typeindex;
1037 unsigned char blendmode;
1038 unsigned char orientation;
1039 unsigned char texnum;
1040 unsigned char staincolor[3];
1041 signed char staintexnum;
1045 typedef enum cl_parsingtextmode_e
1047 CL_PARSETEXTMODE_NONE,
1048 CL_PARSETEXTMODE_PING,
1049 CL_PARSETEXTMODE_STATUS,
1050 CL_PARSETEXTMODE_STATUS_PLAYERID,
1051 CL_PARSETEXTMODE_STATUS_PLAYERIP
1053 cl_parsingtextmode_t;
1055 typedef struct cl_locnode_s
1057 struct cl_locnode_s *next;
1063 typedef struct showlmp_s
1074 // the client_state_t structure is wiped completely at every
1077 typedef struct client_state_s
1079 // true if playing in a local game and no one else is connected
1082 // send a clc_nop periodically until connected
1085 // current input being accumulated by mouse/joystick/etc input
1087 // latest moves sent to the server that have not been confirmed yet
1088 usercmd_t movecmd[CL_MAX_USERCMDS];
1090 // information for local display
1092 int stats[MAX_CL_STATS];
1093 float *statsf; // points to stats[] array
1094 // last known inventory bit flags, for blinking
1096 // cl.time of acquiring item, for blinking
1097 float item_gettime[32];
1098 // last known STAT_ACTIVEWEAPON
1100 // cl.time of changing STAT_ACTIVEWEAPON
1102 // use pain anim frame if cl.time < this
1104 // for stair smoothing
1106 double stairsmoothtime;
1108 // color shifts for damage, powerups
1109 cshift_t cshifts[NUM_CSHIFTS];
1110 // and content types
1111 cshift_t prev_cshifts[NUM_CSHIFTS];
1113 // the client maintains its own idea of view angles, which are
1114 // sent to the server each frame. The server sets punchangle when
1115 // the view is temporarily offset, and an angle reset commands at the start
1116 // of each level and after teleporting.
1118 // mviewangles is read from demo
1119 // viewangles is either client controlled or lerped from mviewangles
1120 vec3_t mviewangles[2], viewangles;
1121 // update by server, used by qc to do weapon recoil
1122 vec3_t mpunchangle[2], punchangle;
1123 // update by server, can be used by mods to kick view around
1124 vec3_t mpunchvector[2], punchvector;
1125 // update by server, used for lean+bob (0 is newest)
1126 vec3_t mvelocity[2], velocity;
1127 // update by server, can be used by mods for zooming
1128 vec_t mviewzoom[2], viewzoom;
1129 // if true interpolation the mviewangles and other interpolation of the
1130 // player is disabled until the next network packet
1131 // this is used primarily by teleporters, and when spectating players
1132 // special checking of the old fixangle[1] is used to differentiate
1133 // between teleporting and spectating
1134 qboolean fixangle[2];
1136 // client movement simulation
1137 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
1138 // set by CL_ClientMovement_Replay functions
1139 qboolean movement_predicted;
1140 // if true the CL_ClientMovement_Replay function will update origin, etc
1141 qboolean movement_replay;
1142 // simulated data (this is valid even if cl.movement is false)
1143 vec3_t movement_origin;
1144 vec3_t movement_velocity;
1145 // whether the replay should allow a jump at the first sequence
1146 qboolean movement_replay_canjump;
1148 // previous gun angles (for leaning effects)
1149 vec3_t gunangles_prev;
1150 vec3_t gunangles_highpass;
1151 vec3_t gunangles_adjustment_lowpass;
1152 vec3_t gunangles_adjustment_highpass;
1153 // previous gun angles (for leaning effects)
1155 vec3_t gunorg_highpass;
1156 vec3_t gunorg_adjustment_lowpass;
1157 vec3_t gunorg_adjustment_highpass;
1159 // pitch drifting vars
1166 //[515]: added for csqc purposes
1167 float sensitivityscale;
1168 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
1169 qboolean csqc_wantsmousemove;
1170 qboolean csqc_paused; // vortex: int because could be flags
1171 struct model_s *csqc_model_precache[MAX_MODELS];
1173 // local amount for smoothing stepups
1182 qboolean oldonground;
1183 double lastongroundtime;
1184 double hitgroundtime;
1186 float bobfall_speed;
1187 float bobfall_swing;
1188 double calcrefdef_prevtime;
1190 // don't change view angle, full screen, etc
1192 // latched at intermission start
1193 double completed_time;
1195 // the timestamp of the last two messages
1198 // clients view of time, time should be between mtime[0] and mtime[1] to
1199 // generate a lerp point for other data, oldtime is the previous frame's
1200 // value of time, frametime is the difference between time and oldtime
1201 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
1202 // is only forcefully limited when a packet is received
1203 double time, oldtime;
1204 // how long it has been since the previous client frame in real time
1205 // (not game time, for that use cl.time - cl.oldtime)
1206 double realframetime;
1208 // fade var for fading while dead
1211 // motionblur alpha level variable
1212 float motionbluralpha;
1214 // copy of realtime from last recieved message, for net trouble icon
1215 float last_received_message;
1217 // information that is static for the entire time connected to a server
1218 struct model_s *model_precache[MAX_MODELS];
1219 struct sfx_s *sound_precache[MAX_SOUNDS];
1221 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1222 char model_name[MAX_MODELS][MAX_QPATH];
1223 char sound_name[MAX_SOUNDS][MAX_QPATH];
1225 // for display on solo scoreboard
1226 char worldmessage[40]; // map title (not related to filename)
1227 // variants of map name
1228 char worldbasename[MAX_QPATH]; // %s
1229 char worldname[MAX_QPATH]; // maps/%s.bsp
1230 char worldnamenoextension[MAX_QPATH]; // maps/%s
1231 // cl_entitites[cl.viewentity] = player
1233 // the real player entity (normally same as viewentity,
1234 // different than viewentity if mod uses chasecam or other tricks)
1235 int realplayerentity;
1236 // this is updated to match cl.viewentity whenever it is in the clients
1237 // range, basically this is used in preference to cl.realplayerentity for
1238 // most purposes because when spectating another player it should show
1239 // their information rather than yours
1241 // max players that can be in this game
1243 // type of game (deathmatch, coop, singleplayer)
1246 // models and sounds used by engine code (particularly cl_parse.c)
1247 dp_model_t *model_bolt;
1248 dp_model_t *model_bolt2;
1249 dp_model_t *model_bolt3;
1250 dp_model_t *model_beam;
1252 sfx_t *sfx_knighthit;
1258 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1259 qboolean foundtalk2wav;
1261 // refresh related state
1263 // cl_entitites[0].model
1264 struct model_s *worldmodel;
1270 int cdtrack, looptrack;
1275 scoreboard_t *scores;
1277 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1278 cl_parsingtextmode_t parsingtextmode;
1279 int parsingtextplayerindex;
1280 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1281 // (which could eat the wrong ping report if the player issues one
1282 // manually, but they would still see a ping report, just a later one
1283 // caused by the scoreboard code rather than the one they intentionally
1285 int parsingtextexpectingpingforscores;
1287 // entity database stuff
1288 // latest received entity frame numbers
1289 #define LATESTFRAMENUMS 32
1290 int latestframenumsposition;
1291 int latestframenums[LATESTFRAMENUMS];
1292 int latestsendnums[LATESTFRAMENUMS];
1293 entityframe_database_t *entitydatabase;
1294 entityframe4_database_t *entitydatabase4;
1295 entityframeqw_database_t *entitydatabaseqw;
1297 // keep track of quake entities because they need to be killed if they get stale
1298 int lastquakeentity;
1299 unsigned char isquakeentity[MAX_EDICTS];
1301 // bounding boxes for clientside movement
1302 vec3_t playerstandmins;
1303 vec3_t playerstandmaxs;
1304 vec3_t playercrouchmins;
1305 vec3_t playercrouchmaxs;
1307 // old decals are killed based on this
1311 int max_csqcrenderentities;
1312 int max_static_entities;
1317 int max_brushmodel_entities;
1323 entity_render_t *csqcrenderentities;
1324 unsigned char *entities_active;
1325 entity_t *static_entities;
1326 cl_effect_t *effects;
1329 lightstyle_t *lightstyle;
1330 int *brushmodel_entities;
1331 particle_t *particles;
1333 showlmp_t *showlmps;
1336 int num_static_entities;
1337 int num_brushmodel_entities;
1345 double particles_updatetime;
1346 double decals_updatetime;
1350 // cl_serverextension_download feature
1351 int loadmodel_current;
1352 int downloadmodel_current;
1353 int loadmodel_total;
1354 int loadsound_current;
1355 int downloadsound_current;
1356 int loadsound_total;
1357 qboolean downloadcsqc;
1360 qboolean loadfinished;
1364 // local copy of the server infostring
1365 char qw_serverinfo[MAX_SERVERINFO_STRING];
1367 // time of last qw "pings" command sent to server while showing scores
1368 double last_ping_request;
1370 // used during connect
1373 // updated from serverinfo
1376 // unused: indicates whether the player is spectating
1377 // use cl.scores[cl.playerentity-1].qw_spectator instead
1378 //qboolean qw_spectator;
1380 // last time an input packet was sent
1381 double lastpackettime;
1383 // movement parameters for client prediction
1384 unsigned int moveflags;
1385 float movevars_wallfriction;
1386 float movevars_waterfriction;
1387 float movevars_friction;
1388 float movevars_timescale;
1389 float movevars_gravity;
1390 float movevars_stopspeed;
1391 float movevars_maxspeed;
1392 float movevars_spectatormaxspeed;
1393 float movevars_accelerate;
1394 float movevars_airaccelerate;
1395 float movevars_wateraccelerate;
1396 float movevars_entgravity;
1397 float movevars_jumpvelocity;
1398 float movevars_edgefriction;
1399 float movevars_maxairspeed;
1400 float movevars_stepheight;
1401 float movevars_airaccel_qw;
1402 float movevars_airaccel_qw_stretchfactor;
1403 float movevars_airaccel_sideways_friction;
1404 float movevars_airstopaccelerate;
1405 float movevars_airstrafeaccelerate;
1406 float movevars_maxairstrafespeed;
1407 float movevars_airstrafeaccel_qw;
1408 float movevars_aircontrol;
1409 float movevars_aircontrol_power;
1410 float movevars_aircontrol_penalty;
1411 float movevars_warsowbunny_airforwardaccel;
1412 float movevars_warsowbunny_accel;
1413 float movevars_warsowbunny_topspeed;
1414 float movevars_warsowbunny_turnaccel;
1415 float movevars_warsowbunny_backtosideratio;
1416 float movevars_ticrate;
1417 float movevars_airspeedlimit_nonqw;
1419 // models used by qw protocol
1420 int qw_modelindex_spike;
1421 int qw_modelindex_player;
1422 int qw_modelindex_flag;
1423 int qw_modelindex_s_explod;
1425 vec3_t qw_intermission_origin;
1426 vec3_t qw_intermission_angles;
1428 // 255 is the most nails the QW protocol could send
1430 vec_t qw_nails[255][6];
1432 float qw_weaponkick;
1434 int qw_validsequence;
1436 int qw_deltasequence[QW_UPDATE_BACKUP];
1439 // server entity number corresponding to a clientside entity
1440 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1441 qboolean csqc_loaded;
1442 vec3_t csqc_vieworigin;
1443 vec3_t csqc_viewangles;
1444 vec3_t csqc_vieworiginfromengine;
1445 vec3_t csqc_viewanglesfromengine;
1446 matrix4x4_t csqc_viewmodelmatrixfromengine;
1447 qboolean csqc_usecsqclistener;
1448 matrix4x4_t csqc_listenermatrix;
1449 char csqc_printtextbuf[MAX_INPUTLINE];
1451 // collision culling data
1454 // loc file stuff (points and boxes describing locations in the level)
1455 cl_locnode_t *locnodes;
1456 // this is updated to cl.movement_origin whenever health is < 1
1457 // used by %d print in say/say_team messages if cl_locs_enable is on
1458 vec3_t lastdeathorigin;
1460 // processing buffer used by R_BuildLightMap, reallocated as needed,
1461 // freed on each level change
1462 size_t buildlightmapmemorysize;
1463 unsigned char *buildlightmapmemory;
1465 // used by EntityState5_ReadUpdate
1466 skeleton_t *engineskeletonobjects;
1473 extern cvar_t cl_name;
1474 extern cvar_t cl_color;
1475 extern cvar_t cl_rate;
1476 extern cvar_t cl_rate_burstsize;
1477 extern cvar_t cl_pmodel;
1478 extern cvar_t cl_playermodel;
1479 extern cvar_t cl_playerskin;
1481 extern cvar_t rcon_password;
1482 extern cvar_t rcon_address;
1484 extern cvar_t cl_upspeed;
1485 extern cvar_t cl_forwardspeed;
1486 extern cvar_t cl_backspeed;
1487 extern cvar_t cl_sidespeed;
1489 extern cvar_t cl_movespeedkey;
1491 extern cvar_t cl_yawspeed;
1492 extern cvar_t cl_pitchspeed;
1494 extern cvar_t cl_anglespeedkey;
1496 extern cvar_t cl_autofire;
1498 extern cvar_t cl_shownet;
1499 extern cvar_t cl_nolerp;
1500 extern cvar_t cl_nettimesyncfactor;
1501 extern cvar_t cl_nettimesyncboundmode;
1502 extern cvar_t cl_nettimesyncboundtolerance;
1504 extern cvar_t cl_pitchdriftspeed;
1505 extern cvar_t lookspring;
1506 extern cvar_t lookstrafe;
1507 extern cvar_t sensitivity;
1509 extern cvar_t freelook;
1511 extern cvar_t m_pitch;
1512 extern cvar_t m_yaw;
1513 extern cvar_t m_forward;
1514 extern cvar_t m_side;
1516 extern cvar_t cl_autodemo;
1517 extern cvar_t cl_autodemo_nameformat;
1518 extern cvar_t cl_autodemo_delete;
1520 extern cvar_t r_draweffects;
1522 extern cvar_t cl_explosions_alpha_start;
1523 extern cvar_t cl_explosions_alpha_end;
1524 extern cvar_t cl_explosions_size_start;
1525 extern cvar_t cl_explosions_size_end;
1526 extern cvar_t cl_explosions_lifetime;
1527 extern cvar_t cl_stainmaps;
1528 extern cvar_t cl_stainmaps_clearonload;
1530 extern cvar_t cl_prydoncursor;
1531 extern cvar_t cl_prydoncursor_notrace;
1533 extern cvar_t cl_locs_enable;
1535 extern client_state_t cl;
1537 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);
1539 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1540 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1542 //=============================================================================
1548 void CL_Shutdown (void);
1549 void CL_Init (void);
1551 void CL_EstablishConnection(const char *host, int firstarg);
1553 void CL_Disconnect (void);
1554 void CL_Disconnect_f (void);
1556 void CL_UpdateRenderEntity(entity_render_t *ent);
1557 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1558 void CL_UpdateViewEntities(void);
1563 typedef struct kbutton_s
1565 int down[2]; // key nums holding it down
1566 int state; // low bit is down state
1570 extern kbutton_t in_mlook, in_klook;
1571 extern kbutton_t in_strafe;
1572 extern kbutton_t in_speed;
1574 void CL_InitInput (void);
1575 void CL_SendMove (void);
1577 void CL_ValidateState(entity_state_t *s);
1578 void CL_MoveLerpEntityStates(entity_t *ent);
1579 void CL_LerpUpdate(entity_t *e);
1580 void CL_ParseTEnt (void);
1581 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1582 void CL_RelinkBeams (void);
1583 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1584 void CL_ClientMovement_Replay(void);
1586 void CL_ClearTempEntities (void);
1587 entity_render_t *CL_NewTempEntity (double shadertime);
1589 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1591 void CL_ClearState (void);
1592 void CL_ExpandEntities(int num);
1593 void CL_ExpandCSQCRenderEntities(int num);
1594 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1597 void CL_UpdateWorld (void);
1598 void CL_WriteToServer (void);
1599 void CL_Input (void);
1600 extern int cl_ignoremousemoves;
1603 float CL_KeyState (kbutton_t *key);
1604 const char *Key_KeynumToString (int keynum, char *buf, size_t buflength);
1605 int Key_StringToKeynum (const char *str);
1610 void CL_StopPlayback(void);
1611 void CL_ReadDemoMessage(void);
1612 void CL_WriteDemoMessage(sizebuf_t *mesage);
1614 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1615 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1617 void CL_NextDemo(void);
1618 void CL_Stop_f(void);
1619 void CL_Record_f(void);
1620 void CL_PlayDemo_f(void);
1621 void CL_TimeDemo_f(void);
1626 void CL_Parse_Init(void);
1627 void CL_Parse_Shutdown(void);
1628 void CL_ParseServerMessage(void);
1629 void CL_Parse_DumpPacket(void);
1630 void CL_Parse_ErrorCleanUp(void);
1631 void QW_CL_StartUpload(unsigned char *data, int size);
1632 extern cvar_t qport;
1633 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1638 void V_StartPitchDrift (void);
1639 void V_StopPitchDrift (void);
1642 float V_CalcRoll (const vec3_t angles, const vec3_t velocity);
1643 void V_UpdateBlends (void);
1644 void V_ParseDamage (void);
1650 extern cvar_t cl_particles;
1651 extern cvar_t cl_particles_quality;
1652 extern cvar_t cl_particles_size;
1653 extern cvar_t cl_particles_quake;
1654 extern cvar_t cl_particles_blood;
1655 extern cvar_t cl_particles_blood_alpha;
1656 extern cvar_t cl_particles_blood_decal_alpha;
1657 extern cvar_t cl_particles_blood_decal_scalemin;
1658 extern cvar_t cl_particles_blood_decal_scalemax;
1659 extern cvar_t cl_particles_blood_bloodhack;
1660 extern cvar_t cl_particles_bulletimpacts;
1661 extern cvar_t cl_particles_explosions_sparks;
1662 extern cvar_t cl_particles_explosions_shell;
1663 extern cvar_t cl_particles_rain;
1664 extern cvar_t cl_particles_snow;
1665 extern cvar_t cl_particles_smoke;
1666 extern cvar_t cl_particles_smoke_alpha;
1667 extern cvar_t cl_particles_smoke_alphafade;
1668 extern cvar_t cl_particles_sparks;
1669 extern cvar_t cl_particles_bubbles;
1670 extern cvar_t cl_decals;
1671 extern cvar_t cl_decals_time;
1672 extern cvar_t cl_decals_fadetime;
1674 void CL_Particles_Clear(void);
1675 void CL_Particles_Init(void);
1676 void CL_Particles_Shutdown(void);
1677 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]);
1679 typedef enum effectnameindex_s
1683 EFFECT_TE_GUNSHOTQUAD,
1685 EFFECT_TE_SPIKEQUAD,
1686 EFFECT_TE_SUPERSPIKE,
1687 EFFECT_TE_SUPERSPIKEQUAD,
1689 EFFECT_TE_KNIGHTSPIKE,
1690 EFFECT_TE_EXPLOSION,
1691 EFFECT_TE_EXPLOSIONQUAD,
1692 EFFECT_TE_TAREXPLOSION,
1694 EFFECT_TE_LAVASPLASH,
1695 EFFECT_TE_SMALLFLASH,
1700 EFFECT_TE_PLASMABURN,
1702 EFFECT_TE_TEI_SMOKE,
1703 EFFECT_TE_TEI_BIGEXPLOSION,
1704 EFFECT_TE_TEI_PLASMAHIT,
1710 EFFECT_TR_SLIGHTBLOOD,
1711 EFFECT_TR_KNIGHTSPIKE,
1712 EFFECT_TR_VORESPIKE,
1713 EFFECT_TR_NEHAHRASMOKE,
1714 EFFECT_TR_NEXUIZPLASMA,
1715 EFFECT_TR_GLOWTRAIL,
1716 EFFECT_SVC_PARTICLE,
1721 int CL_ParticleEffectIndexForName(const char *name);
1722 const char *CL_ParticleEffectNameForIndex(int i);
1723 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);
1724 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);
1725 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);
1726 void CL_ParseParticleEffect (void);
1727 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);
1728 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1729 void CL_EntityParticles (const entity_t *ent);
1730 void CL_ParticleExplosion (const vec3_t org);
1731 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1732 void R_NewExplosion(const vec3_t org);
1734 void Debug_PolygonBegin(const char *picname, int flags);
1735 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1736 void Debug_PolygonEnd(void);
1738 #include "cl_screen.h"
1740 extern qboolean sb_showscores;
1742 float RSurf_FogVertex(const vec3_t p);
1743 float RSurf_FogPoint(const vec3_t p);
1745 typedef enum r_viewport_type_e
1747 R_VIEWPORTTYPE_ORTHO,
1748 R_VIEWPORTTYPE_PERSPECTIVE,
1749 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1750 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1751 R_VIEWPORTTYPE_TOTAL
1755 typedef struct r_viewport_s
1757 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1758 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1759 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1766 r_viewport_type_t type;
1767 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1771 typedef struct r_refdef_view_s
1773 // view information (changes multiple times per frame)
1774 // if any of these variables change then r_refdef.viewcache must be regenerated
1775 // by calling R_View_Update
1776 // (which also updates viewport, scissor, colormask)
1778 // it is safe and expected to copy this into a structure on the stack and
1779 // call the renderer recursively, then restore from the stack afterward
1780 // (as long as R_View_Update is called)
1782 // eye position information
1783 matrix4x4_t matrix, inverse_matrix;
1789 int numfrustumplanes;
1790 mplane_t frustum[6];
1791 qboolean useclipplane;
1792 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1794 float frustum_x, frustum_y;
1795 vec3_t frustumcorner[4];
1796 // if turned off it renders an ortho view
1798 float ortho_x, ortho_y;
1800 // screen area to render in
1807 r_viewport_t viewport; // note: if r_viewscale is used, the viewport.width and viewport.height may be less than width and height
1809 // which color components to allow (for anaglyph glasses)
1812 // global RGB color multiplier for rendering
1815 // whether to call R_ClearScreen before rendering stuff
1817 // if true, don't clear or do any post process effects (bloom, etc)
1819 // 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)
1822 // whether to draw r_showtris and such, this is only true for the main
1823 // view render, all secondary renders (mirrors, portals, cameras,
1824 // distortion effects, etc) omit such debugging information
1827 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1831 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1836 typedef struct r_refdef_viewcache_s
1838 // updated by gl_main_newmap()
1840 int world_numclusters;
1841 int world_numclusterbytes;
1843 int world_numsurfaces;
1845 // these properties are generated by R_View_Update()
1847 // which entities are currently visible for this viewpoint
1848 // (the used range is 0...r_refdef.scene.numentities)
1849 unsigned char *entityvisible;
1851 // flag arrays used for visibility checking on world model
1852 // (all other entities have no per-surface/per-leaf visibility checks)
1853 unsigned char *world_pvsbits;
1854 unsigned char *world_leafvisible;
1855 unsigned char *world_surfacevisible;
1856 // if true, the view is currently in a leaf without pvs data
1857 qboolean world_novis;
1859 r_refdef_viewcache_t;
1861 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1862 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1863 typedef struct r_refdef_scene_s {
1864 // whether to call S_ExtraUpdate during render to reduce sound chop
1865 qboolean extraupdate;
1867 // (client gameworld) time for rendering time based effects
1871 entity_render_t *worldentity;
1873 // same as worldentity->model
1874 dp_model_t *worldmodel;
1876 // renderable entities (excluding world)
1877 entity_render_t **entities;
1881 // field of temporary entities that is reset each (client) frame
1882 entity_render_t *tempentities;
1883 int numtempentities;
1884 int maxtempentities;
1885 qboolean expandtempentities;
1887 // renderable dynamic lights
1888 rtlight_t *lights[MAX_DLIGHTS];
1889 rtlight_t templights[MAX_DLIGHTS];
1892 // intensities for light styles right now, controls rtlights
1893 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1894 // 8.8bit fixed point intensities for light styles
1895 // controls intensity lightmap layers
1896 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1901 qboolean rtworldshadows;
1903 qboolean rtdlightshadows;
1906 typedef struct r_refdef_s
1908 // these fields define the basic rendering information for the world
1909 // but not the view, which could change multiple times in one rendered
1910 // frame (for example when rendering textures for certain effects)
1912 // these are set for water warping before
1913 // frustum_x/frustum_y are calculated
1914 float frustumscale_x, frustumscale_y;
1916 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1917 r_refdef_view_t view;
1918 r_refdef_viewcache_t viewcache;
1920 // minimum visible distance (pixels closer than this disappear)
1922 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1923 // in 32bpp an infinite-farclip matrix is used instead)
1926 // fullscreen color blend
1929 r_refdef_scene_t scene;
1932 float fogplaneviewdist;
1933 qboolean fogplaneviewabove;
1934 float fogheightfade;
1937 float fograngerecip;
1938 float fogmasktabledistmultiplier;
1939 #define FOGMASKTABLEWIDTH 1024
1940 float fogmasktable[FOGMASKTABLEWIDTH];
1941 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1950 float fog_fadedepth;
1951 qboolean fogenabled;
1952 qboolean oldgl_fogenable;
1954 // new flexible texture height fog (overrides normal fog)
1955 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1956 unsigned char *fog_height_table1d;
1957 unsigned char *fog_height_table2d;
1958 int fog_height_tablesize; // enable
1959 float fog_height_tablescale;
1960 float fog_height_texcoordscale;
1961 char fogheighttexturename[64]; // detects changes to active fog height texture
1963 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1965 // true during envmap command capture
1968 // brightness of world lightmaps and related lighting
1969 // (often reduced when world rtlights are enabled)
1970 float lightmapintensity;
1971 // whether to draw world lights realtime, dlights realtime, and their shadows
1972 float polygonfactor;
1973 float polygonoffset;
1974 float shadowpolygonfactor;
1975 float shadowpolygonoffset;
1977 // how long R_RenderView took on the previous frame
1978 double lastdrawscreentime;
1980 // rendering stats for r_speeds display
1981 // (these are incremented in many places)
1982 int stats[r_stat_count];
1986 extern r_refdef_t r_refdef;
1988 typedef enum waterlevel_e
1992 WATERLEVEL_SWIMMING,
1993 WATERLEVEL_SUBMERGED
1997 typedef struct cl_clientmovement_state_s
1999 // entity to be ignored for movement
2000 struct prvm_edict_s *self;
2004 // current bounding box (different if crouched vs standing)
2007 // currently on the ground
2009 // currently crouching
2011 // what kind of water (SUPERCONTENTS_LAVA for instance)
2014 waterlevel_t waterlevel;
2015 // weird hacks when jumping out of water
2016 // (this is in seconds and counts down to 0)
2017 float waterjumptime;
2022 cl_clientmovement_state_t;
2023 void CL_ClientMovement_PlayerMove_Frame(cl_clientmovement_state_t *s);
2025 // warpzone prediction hack (CSQC builtin)
2026 void CL_RotateMoves(const matrix4x4_t *m);
2028 void CL_NewFrameReceived(int num);
2029 void CL_ParseEntityLump(char *entitystring);
2030 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
2031 void CL_RelinkLightFlashes(void);
2032 void Sbar_ShowFPS(void);
2033 void Sbar_ShowFPS_Update(void);
2034 void Host_SaveConfig(void);
2035 void Host_LoadConfig_f(void);
2036 void CL_UpdateMoveVars(void);
2037 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length);
2038 void V_DriftPitch(void);
2039 void V_FadeViewFlashs(void);
2040 void V_CalcViewBlend(void);
2041 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);
2042 void V_CalcRefdef(void);
2043 void CL_Locs_Reload_f(void);