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_rendertargets_used,
68 r_stat_rendertargets_pixels,
69 r_stat_indexbufferuploadcount,
70 r_stat_indexbufferuploadsize,
71 r_stat_vertexbufferuploadcount,
72 r_stat_vertexbufferuploadsize,
73 r_stat_framedatacurrent,
75 r_stat_bufferdatacurrent_vertex, // R_BUFFERDATA_ types are added to this index
76 r_stat_bufferdatacurrent_index16,
77 r_stat_bufferdatacurrent_index32,
78 r_stat_bufferdatacurrent_uniform,
79 r_stat_bufferdatasize_vertex, // R_BUFFERDATA_ types are added to this index
80 r_stat_bufferdatasize_index16,
81 r_stat_bufferdatasize_index32,
82 r_stat_bufferdatasize_uniform,
83 r_stat_animcache_skeletal_count,
84 r_stat_animcache_skeletal_bones,
85 r_stat_animcache_skeletal_maxbones,
86 r_stat_animcache_shade_count,
87 r_stat_animcache_shade_vertices,
88 r_stat_animcache_shade_maxvertices,
89 r_stat_animcache_shape_count,
90 r_stat_animcache_shape_vertices,
91 r_stat_animcache_shape_maxvertices,
93 r_stat_batch_withgaps,
94 r_stat_batch_surfaces,
95 r_stat_batch_vertices,
96 r_stat_batch_triangles,
97 r_stat_batch_fast_batches,
98 r_stat_batch_fast_surfaces,
99 r_stat_batch_fast_vertices,
100 r_stat_batch_fast_triangles,
101 r_stat_batch_copytriangles_batches,
102 r_stat_batch_copytriangles_surfaces,
103 r_stat_batch_copytriangles_vertices,
104 r_stat_batch_copytriangles_triangles,
105 r_stat_batch_dynamic_batches,
106 r_stat_batch_dynamic_surfaces,
107 r_stat_batch_dynamic_vertices,
108 r_stat_batch_dynamic_triangles,
109 r_stat_batch_dynamicskeletal_batches,
110 r_stat_batch_dynamicskeletal_surfaces,
111 r_stat_batch_dynamicskeletal_vertices,
112 r_stat_batch_dynamicskeletal_triangles,
113 r_stat_batch_dynamic_batches_because_cvar,
114 r_stat_batch_dynamic_surfaces_because_cvar,
115 r_stat_batch_dynamic_vertices_because_cvar,
116 r_stat_batch_dynamic_triangles_because_cvar,
117 r_stat_batch_dynamic_batches_because_lightmapvertex,
118 r_stat_batch_dynamic_surfaces_because_lightmapvertex,
119 r_stat_batch_dynamic_vertices_because_lightmapvertex,
120 r_stat_batch_dynamic_triangles_because_lightmapvertex,
121 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite,
122 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite,
123 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite,
124 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite,
125 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite2,
126 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite2,
127 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite2,
128 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite2,
129 r_stat_batch_dynamic_batches_because_deformvertexes_normal,
130 r_stat_batch_dynamic_surfaces_because_deformvertexes_normal,
131 r_stat_batch_dynamic_vertices_because_deformvertexes_normal,
132 r_stat_batch_dynamic_triangles_because_deformvertexes_normal,
133 r_stat_batch_dynamic_batches_because_deformvertexes_wave,
134 r_stat_batch_dynamic_surfaces_because_deformvertexes_wave,
135 r_stat_batch_dynamic_vertices_because_deformvertexes_wave,
136 r_stat_batch_dynamic_triangles_because_deformvertexes_wave,
137 r_stat_batch_dynamic_batches_because_deformvertexes_bulge,
138 r_stat_batch_dynamic_surfaces_because_deformvertexes_bulge,
139 r_stat_batch_dynamic_vertices_because_deformvertexes_bulge,
140 r_stat_batch_dynamic_triangles_because_deformvertexes_bulge,
141 r_stat_batch_dynamic_batches_because_deformvertexes_move,
142 r_stat_batch_dynamic_surfaces_because_deformvertexes_move,
143 r_stat_batch_dynamic_vertices_because_deformvertexes_move,
144 r_stat_batch_dynamic_triangles_because_deformvertexes_move,
145 r_stat_batch_dynamic_batches_because_tcgen_lightmap,
146 r_stat_batch_dynamic_surfaces_because_tcgen_lightmap,
147 r_stat_batch_dynamic_vertices_because_tcgen_lightmap,
148 r_stat_batch_dynamic_triangles_because_tcgen_lightmap,
149 r_stat_batch_dynamic_batches_because_tcgen_vector,
150 r_stat_batch_dynamic_surfaces_because_tcgen_vector,
151 r_stat_batch_dynamic_vertices_because_tcgen_vector,
152 r_stat_batch_dynamic_triangles_because_tcgen_vector,
153 r_stat_batch_dynamic_batches_because_tcgen_environment,
154 r_stat_batch_dynamic_surfaces_because_tcgen_environment,
155 r_stat_batch_dynamic_vertices_because_tcgen_environment,
156 r_stat_batch_dynamic_triangles_because_tcgen_environment,
157 r_stat_batch_dynamic_batches_because_tcmod_turbulent,
158 r_stat_batch_dynamic_surfaces_because_tcmod_turbulent,
159 r_stat_batch_dynamic_vertices_because_tcmod_turbulent,
160 r_stat_batch_dynamic_triangles_because_tcmod_turbulent,
161 r_stat_batch_dynamic_batches_because_nogaps,
162 r_stat_batch_dynamic_surfaces_because_nogaps,
163 r_stat_batch_dynamic_vertices_because_nogaps,
164 r_stat_batch_dynamic_triangles_because_nogaps,
165 r_stat_batch_dynamic_batches_because_derived,
166 r_stat_batch_dynamic_surfaces_because_derived,
167 r_stat_batch_dynamic_vertices_because_derived,
168 r_stat_batch_dynamic_triangles_because_derived,
169 r_stat_batch_entitycache_count,
170 r_stat_batch_entitycache_surfaces,
171 r_stat_batch_entitycache_vertices,
172 r_stat_batch_entitycache_triangles,
173 r_stat_batch_entityanimate_count,
174 r_stat_batch_entityanimate_surfaces,
175 r_stat_batch_entityanimate_vertices,
176 r_stat_batch_entityanimate_triangles,
177 r_stat_batch_entityskeletal_count,
178 r_stat_batch_entityskeletal_surfaces,
179 r_stat_batch_entityskeletal_vertices,
180 r_stat_batch_entityskeletal_triangles,
181 r_stat_batch_entitystatic_count,
182 r_stat_batch_entitystatic_surfaces,
183 r_stat_batch_entitystatic_vertices,
184 r_stat_batch_entitystatic_triangles,
185 r_stat_batch_entitycustom_count,
186 r_stat_batch_entitycustom_surfaces,
187 r_stat_batch_entitycustom_vertices,
188 r_stat_batch_entitycustom_triangles,
189 r_stat_count // size of array
193 // flags for rtlight rendering
194 #define LIGHTFLAG_NORMALMODE 1
195 #define LIGHTFLAG_REALTIMEMODE 2
197 typedef struct tridecal_s
199 // color and initial alpha value
200 float texcoord2f[3][2];
201 float vertex3f[3][3];
203 float plane[4]; // backface culling
204 // how long this decal has lived so far (the actual fade begins at cl_decals_time)
206 // if >= 0 this indicates the decal should follow an animated triangle
208 // for visibility culling
210 // old decals are killed to obey cl_decals_max
211 unsigned int decalsequence;
215 typedef struct decalsystem_s
218 double lastupdatetime;
227 unsigned short *element3s;
231 typedef struct effect_s
240 // these are for interpolation
247 typedef struct beam_s
250 // draw this as lightning polygons, or a model?
252 struct model_s *model;
258 typedef struct rtlight_particle_s
265 typedef struct rtlight_s
267 // note that the world to light matrices are inversely scaled (divided) by lightradius
270 /// matrix for transforming light filter coordinates to world coordinates
271 matrix4x4_t matrix_lighttoworld;
272 /// matrix for transforming world coordinates to light filter coordinates
273 matrix4x4_t matrix_worldtolight;
274 /// typically 1 1 1, can be lower (dim) or higher (overbright)
276 /// size of the light (remove?)
279 char cubemapname[64];
280 /// light style to monitor for brightness
282 /// whether light should render shadows (see castshadows for whether it actually does this frame)
284 /// intensity of corona to render
286 /// radius scale of corona to render (1.0 means same as light radius)
287 vec_t coronasizescale;
288 /// ambient intensity to render
290 /// diffuse intensity to render
292 /// specular intensity to render
294 /// LIGHTFLAG_* flags
297 // generated properties
298 /// used only for casting shadows
303 /// when r_shadow_culllights_trace is set, this is refreshed by each successful trace.
306 // rendering properties, updated each time a light is rendered
307 // this is rtlight->color * d_lightstylevalue
309 /// used by corona updates, due to occlusion query
310 float corona_visibility;
311 unsigned int corona_queryindex_visiblepixels;
312 unsigned int corona_queryindex_allpixels;
313 /// this is R_GetCubemap(rtlight->cubemapname)
314 rtexture_t *currentcubemap;
315 /// set by R_Shadow_PrepareLight to decide whether R_Shadow_DrawLight should draw it
317 /// set by R_Shadow_PrepareLight to indicate whether R_Shadow_DrawShadowMaps should do anything
318 qboolean castshadows;
319 /// these fields are set by R_Shadow_PrepareLight for later drawing
320 int cached_numlightentities;
321 int cached_numlightentities_noselfshadow;
322 int cached_numshadowentities;
323 int cached_numshadowentities_noselfshadow;
324 int cached_numsurfaces;
325 struct entity_render_s **cached_lightentities;
326 struct entity_render_s **cached_lightentities_noselfshadow;
327 struct entity_render_s **cached_shadowentities;
328 struct entity_render_s **cached_shadowentities_noselfshadow;
329 unsigned char *cached_shadowtrispvs;
330 unsigned char *cached_lighttrispvs;
331 int *cached_surfacelist;
332 // reduced light cullbox from GetLightInfo
333 vec3_t cached_cullmins;
334 vec3_t cached_cullmaxs;
335 // current shadow-caster culling planes based on view
336 // (any geometry outside these planes can not contribute to the visible
337 // shadows in any way, and thus can be culled safely)
338 int cached_numfrustumplanes;
339 mplane_t cached_frustumplanes[5]; // see R_Shadow_ComputeShadowCasterCullingPlanes
341 /// static light info
342 /// true if this light should be compiled as a static light
344 /// true if this is a compiled world light, cleared if the light changes
346 /// the size that this light should have (assuming no scene LOD kicking in to reduce it)
347 int shadowmapsidesize;
348 /// position of this light in the shadowmap atlas
349 int shadowmapatlasposition[2];
350 /// size of one side of this light in the shadowmap atlas (for omnidirectional shadowmaps this is the min corner of a 2x3 arrangement, or a 4x3 arrangement in the case of noselfshadow entities being present)
351 int shadowmapatlassidesize;
352 /// optimized and culled mesh to render for world entity shadows
353 shadowmesh_t *static_meshchain_shadow_shadowmap;
354 /// used for visibility testing (more exact than bbox)
356 int static_numleafpvsbytes;
357 int *static_leaflist;
358 unsigned char *static_leafpvs;
359 /// surfaces seen by light
360 int static_numsurfaces;
361 int *static_surfacelist;
362 /// flag bits indicating which triangles of the world model should cast
363 /// shadows, and which ones should be lit
365 /// this avoids redundantly scanning the triangles in each surface twice
366 /// for whether they should cast shadows, once in culling and once in the
367 /// actual shadowmarklist production.
368 int static_numshadowtrispvsbytes;
369 unsigned char *static_shadowtrispvs;
370 /// this allows the lighting batch code to skip backfaces andother culled
371 /// triangles not relevant for lighting
372 /// (important on big surfaces such as terrain)
373 int static_numlighttrispvsbytes;
374 unsigned char *static_lighttrispvs;
375 /// masks of all shadowmap sides that have any potential static receivers or casters
376 int static_shadowmap_receivers;
377 int static_shadowmap_casters;
378 /// particle-tracing cache for global illumination
379 int particlecache_numparticles;
380 int particlecache_maxparticles;
381 int particlecache_updateparticle;
382 rtlight_particle_t *particlecache_particles;
384 /// bouncegrid light info
385 float bouncegrid_photoncolor[3];
386 float bouncegrid_photons;
388 int bouncegrid_traces;
389 float bouncegrid_effectiveradius;
393 typedef struct dlight_s
395 // destroy light after this time
398 // the entity that owns this light (can be NULL)
400 struct entity_render_s *ent;
402 // (worldlight: saved to .rtlights file)
404 // worldlight orientation
406 // (worldlight: saved to .rtlights file)
408 // dlight orientation/scaling/location
412 // (worldlight: saved to .rtlights file)
414 // cubemap name to use on this light
415 // (worldlight: saved to .rtlights file)
416 char cubemapname[64];
417 // make light flash while selected
420 // brightness (not really radius anymore)
421 // (worldlight: saved to .rtlights file)
423 // drop intensity this much each second
426 // intensity value which is dropped over time
429 // initial values for intensity to modify
433 // light style which controls intensity of this light
434 // (worldlight: saved to .rtlights file)
437 // (worldlight: saved to .rtlights file)
440 // (worldlight: saved to .rtlights file)
442 // radius scale of corona to render (1.0 means same as light radius)
443 // (worldlight: saved to .rtlights file)
444 vec_t coronasizescale;
445 // ambient intensity to render
446 // (worldlight: saved to .rtlights file)
448 // diffuse intensity to render
449 // (worldlight: saved to .rtlights file)
451 // specular intensity to render
452 // (worldlight: saved to .rtlights file)
455 // (worldlight: saved to .rtlights file)
457 // linked list of world lights
459 struct dlight_s *next;
460 // embedded rtlight struct for renderer
466 // this is derived from processing of the framegroupblend array
467 // note: technically each framegroupblend can produce two of these, but that
468 // never happens in practice because no one blends between more than 2
469 // framegroups at once
470 #define MAX_FRAMEBLENDS (MAX_FRAMEGROUPBLENDS * 2)
471 typedef struct frameblend_s
478 // LadyHavoc: this struct is intended for the renderer but some fields are
479 // used by the client.
481 // The renderer should not rely on any changes to this struct to be persistent
482 // across multiple frames because temp entities are wiped every frame, but it
483 // is acceptable to cache things in this struct that are not critical.
485 // For example the r_cullentities_trace code does such caching.
486 typedef struct entity_render_s
492 // transform matrix for model to world
494 // transform matrix for world to model
495 matrix4x4_t inversematrix;
496 // opacity (alpha) of the model
498 // size the model is shown
500 // transparent sorting offset
501 float transparent_offset;
505 // number of the entity represents, or 0 for non-network entities
507 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
508 vec3_t colormap_pantscolor;
509 vec3_t colormap_shirtcolor;
510 // light, particles, etc
512 // qw CTF flags and other internal-use-only effect bits
519 // colormod tinting of models
523 // interpolated animation - active framegroups and blend factors
524 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
526 // time of last model change (for shader animations)
529 // calculated by the renderer (but not persistent)
531 // calculated during R_AddModelEntities
533 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
534 frameblend_t frameblend[MAX_FRAMEBLENDS];
535 // skeletal animation data (if skeleton.relativetransforms is not NULL, it overrides frameblend)
536 skeleton_t *skeleton;
538 // animation cache (pointers allocated using R_FrameData_Alloc)
539 // ONLY valid during R_RenderView! may be NULL (not cached)
540 float *animcache_vertex3f;
541 r_meshbuffer_t *animcache_vertex3f_vertexbuffer;
542 int animcache_vertex3f_bufferoffset;
543 float *animcache_normal3f;
544 r_meshbuffer_t *animcache_normal3f_vertexbuffer;
545 int animcache_normal3f_bufferoffset;
546 float *animcache_svector3f;
547 r_meshbuffer_t *animcache_svector3f_vertexbuffer;
548 int animcache_svector3f_bufferoffset;
549 float *animcache_tvector3f;
550 r_meshbuffer_t *animcache_tvector3f_vertexbuffer;
551 int animcache_tvector3f_bufferoffset;
552 // gpu-skinning shader needs transforms in a certain format, we have to
553 // upload this to a uniform buffer for the shader to use, and also keep a
554 // backup copy in system memory for the dynamic batch fallback code
555 // if this is not NULL, the other animcache variables are NULL
556 float *animcache_skeletaltransform3x4;
557 r_meshbuffer_t *animcache_skeletaltransform3x4buffer;
558 int animcache_skeletaltransform3x4offset;
559 int animcache_skeletaltransform3x4size;
561 // CL_UpdateEntityShading reads these fields
562 // used only if RENDER_CUSTOMIZEDMODELLIGHT is set
563 vec3_t custommodellight_ambient;
564 vec3_t custommodellight_diffuse;
565 vec3_t custommodellight_lightdir;
566 // CSQC entities get their shading from the root of their attachment chain
567 float custommodellight_origin[3];
569 // derived lighting parameters (CL_UpdateEntityShading)
571 // used by MATERIALFLAG_FULLBRIGHT which is MATERIALFLAG_MODELLIGHT with
572 // this as ambient color, along with MATERIALFLAG_NORTLIGHT
573 float render_fullbright[3];
574 // color tint for the base pass glow textures if any
575 float render_glowmod[3];
576 // MATERIALFLAG_MODELLIGHT uses these parameters
577 float render_modellight_ambient[3];
578 float render_modellight_diffuse[3];
579 float render_modellight_lightdir_world[3];
580 float render_modellight_lightdir_local[3];
581 float render_modellight_specular[3];
582 // lightmap rendering (not MATERIALFLAG_MODELLIGHT)
583 float render_lightmap_ambient[3];
584 float render_lightmap_diffuse[3];
585 float render_lightmap_specular[3];
586 // rtlights use these colors for the materials on this entity
587 float render_rtlight_diffuse[3];
588 float render_rtlight_specular[3];
589 // ignore lightmap and use fixed lighting settings on this entity (e.g. FULLBRIGHT)
590 qboolean render_modellight_forced;
591 // do not process per pixel lights on this entity at all (like MATERIALFLAG_NORTLIGHT)
592 qboolean render_rtlight_disabled;
593 // use the 3D lightmap from q3bsp on this entity
594 qboolean render_lightgrid;
596 // storage of decals on this entity
597 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
599 decalsystem_t decalsystem;
601 // FIELDS UPDATED BY RENDERER:
602 // last time visible during trace culling
603 double last_trace_visibility;
605 // user wavefunc parameters (from csqc)
606 vec_t userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
610 typedef struct entity_persistent_s
612 vec3_t trail_origin; // previous position for particle trail spawning
613 vec3_t oldorigin; // lerp
614 vec3_t oldangles; // lerp
615 vec3_t neworigin; // lerp
616 vec3_t newangles; // lerp
617 vec_t lerpstarttime; // lerp
618 vec_t lerpdeltatime; // lerp
619 float muzzleflash; // muzzleflash intensity, fades over time
620 float trail_time; // residual error accumulation for particle trail spawning (to keep spacing across frames)
621 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
625 typedef struct entity_s
627 // baseline state (default values)
628 entity_state_t state_baseline;
629 // previous state (interpolating from this)
630 entity_state_t state_previous;
631 // current state (interpolating to this)
632 entity_state_t state_current;
634 // used for regenerating parts of render
635 entity_persistent_t persistent;
637 // the only data the renderer should know about
638 entity_render_t render;
642 typedef struct usercmd_s
646 // intended velocities
651 vec3_t cursor_screen;
654 vec3_t cursor_impact;
655 vec3_t cursor_normal;
656 vec_t cursor_fraction;
657 int cursor_entitynumber;
659 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
660 double receivetime; // time the move was received at
661 double clienttime; // time to which server state the move corresponds to
662 int msec; // for predicted moves
665 unsigned int sequence;
666 qboolean applied; // if false we're still accumulating a move
667 qboolean predicted; // if true the sequence should be sent as 0
669 // derived properties
676 typedef struct lightstyle_s
679 char map[MAX_STYLESTRING];
682 typedef struct scoreboard_s
684 char name[MAX_SCOREBOARDNAME];
686 int colors; // two 4 bit fields
689 char qw_userinfo[MAX_USERINFO_STRING];
696 char qw_skin[MAX_QPATH];
699 typedef struct cshift_s
702 float percent; // 0-255
703 float alphafade; // (any speed)
706 #define CSHIFT_CONTENTS 0
707 #define CSHIFT_DAMAGE 1
708 #define CSHIFT_BONUS 2
709 #define CSHIFT_POWERUP 3
710 #define CSHIFT_VCSHIFT 4
711 #define NUM_CSHIFTS 5
713 #define NAME_LENGTH 64
717 // client_state_t should hold all pieces of the client state
720 #define SIGNONS 4 // signon messages to receive before connected
722 typedef enum cactive_e
724 ca_uninitialized, // during early startup
725 ca_dedicated, // a dedicated server with no ability to start a client
726 ca_disconnected, // full screen console with no connection
727 ca_connected // valid netcon, talking to a server
731 typedef enum qw_downloadtype_e
741 #ifdef CONFIG_VIDEO_CAPTURE
742 typedef enum capturevideoformat_e
744 CAPTUREVIDEOFORMAT_AVI_I420,
745 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA
747 capturevideoformat_t;
749 typedef struct capturevideostate_s
751 double startrealtime;
764 int soundsampleframe;
765 unsigned char *screenbuffer;
766 unsigned char *outbuffer;
767 char basename[MAX_QPATH];
770 // precomputed RGB to YUV tables
771 // converts the RGB values to YUV (see cap_avi.c for how to use them)
772 short rgbtoyuvscaletable[3][3][256];
773 unsigned char yuvnormalizetable[3][256];
775 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
776 // 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
777 unsigned short vidramp[256 * 3];
779 // stuff to be filled in by the video format module
780 capturevideoformat_t format;
781 const char *formatextension;
784 // cls.capturevideo.videofile = FS_OpenRealFile(va(vabuf, sizeof(vabuf), "%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
785 void (*endvideo) (void);
786 void (*videoframes) (int num);
787 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
789 // format specific data
790 void *formatspecific;
795 #define CL_MAX_DOWNLOADACKS 4
797 typedef struct cl_downloadack_s
803 typedef struct cl_soundstats_s
807 int latency_milliseconds;
812 // the client_static_t structure is persistent through an arbitrary number
813 // of server connections
815 typedef struct client_static_s
819 // all client memory allocations go in these pools
820 mempool_t *levelmempool;
821 mempool_t *permanentmempool;
824 // -1 = don't play demos
826 // list of demos in loop
827 char demos[MAX_DEMOS][MAX_DEMONAME];
828 // the actively playing demo (set by CL_PlayDemo_f)
829 char demoname[MAX_QPATH];
831 // demo recording info must be here, because record is started before
832 // entering a map (and clearing client_state_t)
833 qboolean demorecording;
834 fs_offset_t demo_lastcsprogssize;
835 int demo_lastcsprogscrc;
836 qboolean demoplayback;
837 qboolean demostarting; // set if currently starting a demo, to stop -demo from quitting when switching to another demo
839 // -1 = use normal cd track
842 // realtime at second frame of timedemo (LadyHavoc: changed to double)
844 int td_frames; // total frames parsed
845 double td_onesecondnexttime;
846 double td_onesecondframes;
847 double td_onesecondrealtime;
848 double td_onesecondminfps;
849 double td_onesecondmaxfps;
850 double td_onesecondavgfps;
851 int td_onesecondavgcount;
852 // LadyHavoc: pausedemo
855 // sound mixer statistics for showsound display
856 cl_soundstats_t soundstats;
858 qboolean connect_trying;
859 int connect_remainingtries;
860 double connect_nextsendtime;
861 lhnetsocket_t *connect_mysocket;
862 lhnetaddress_t connect_address;
863 lhnetaddress_t rcon_address;
864 // protocol version of the server we're connected to
865 // (kept outside client_state_t because it's used between levels)
866 protocolversion_t protocol;
870 lhnetaddress_t rcon_addresses[MAX_RCONS];
871 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
872 double rcon_timeout[MAX_RCONS];
875 // connection information
878 // network connection
881 // download information
882 // (note: qw_download variables are also used)
883 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
885 // input sequence numbers are not reset on level change, only connect
886 unsigned int servermovesequence;
888 // quakeworld stuff below
890 // value of "qport" cvar at time of connection
892 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
893 unsigned int qw_incoming_sequence;
894 unsigned int qw_outgoing_sequence;
896 // current file download buffer (only saved when file is completed)
897 char qw_downloadname[MAX_QPATH];
898 unsigned char *qw_downloadmemory;
899 int qw_downloadmemorycursize;
900 int qw_downloadmemorymaxsize;
901 int qw_downloadnumber;
902 int qw_downloadpercent;
903 qw_downloadtype_t qw_downloadtype;
904 // transfer rate display
905 double qw_downloadspeedtime;
906 int qw_downloadspeedcount;
907 int qw_downloadspeedrate;
908 qboolean qw_download_deflate;
910 // current file upload buffer (for uploading screenshots to server)
911 unsigned char *qw_uploaddata;
916 // this normally contains the following keys in quakeworld:
917 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
918 char userinfo[MAX_USERINFO_STRING];
920 // extra user info for the "connect" command
921 char connect_userinfo[MAX_USERINFO_STRING];
923 #ifdef CONFIG_VIDEO_CAPTURE
924 // video capture stuff
925 capturevideostate_t capturevideo;
931 // ProQuake compatibility stuff
932 int proquake_servermod; // 0 = not proquake, 1 = proquake
933 int proquake_serverversion; // actual proquake server version * 10 (3.40 = 34, etc)
934 int proquake_serverflags; // 0 (PQF_CHEATFREE not supported)
936 // don't write-then-read csprogs.dat (useful for demo playback)
937 unsigned char *caughtcsprogsdata;
938 fs_offset_t caughtcsprogsdatasize;
940 int r_speeds_graph_length;
941 int r_speeds_graph_current;
942 int *r_speeds_graph_data;
945 int r_speeds_graph_datamin[r_stat_count];
946 int r_speeds_graph_datamax[r_stat_count];
950 extern client_static_t cls;
956 qboolean drawenginesbar;
957 qboolean drawcrosshair;
962 PARTICLE_BILLBOARD = 0,
964 PARTICLE_ORIENTED_DOUBLESIDED = 2,
967 PARTICLE_INVALID = -1
980 typedef struct particletype_s
983 porientation_t orientation;
990 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
994 typedef struct particle_s
996 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
998 // fields used by rendering: (48 bytes)
999 vec3_t sortorigin; // sort by this group origin, not particle org
1001 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
1003 float alpha; // 0-255
1004 float stretch; // only for sparks
1006 // fields not used by rendering: (44 bytes)
1009 float sizeincrease; // rate of size change per second
1010 float alphafade; // how much alpha reduces per second
1011 float time2; // used for snow fluttering and decal fade
1012 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)
1013 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
1014 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
1015 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
1016 // float delayedcollisions; // time that p->bounce becomes active
1017 float delayedspawn; // time that particle appears and begins moving
1018 float die; // time when this particle should be removed, regardless of alpha
1020 // short variables grouped to save memory (4 bytes)
1021 short angle; // base rotation of particle
1022 short spin; // geometry rotation speed around the particle center normal
1024 // byte variables grouped to save memory (12 bytes)
1025 unsigned char color[3];
1026 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
1027 unsigned char typeindex;
1028 unsigned char blendmode;
1029 unsigned char orientation;
1030 unsigned char texnum;
1031 unsigned char staincolor[3];
1032 signed char staintexnum;
1036 typedef enum cl_parsingtextmode_e
1038 CL_PARSETEXTMODE_NONE,
1039 CL_PARSETEXTMODE_PING,
1040 CL_PARSETEXTMODE_STATUS,
1041 CL_PARSETEXTMODE_STATUS_PLAYERID,
1042 CL_PARSETEXTMODE_STATUS_PLAYERIP
1044 cl_parsingtextmode_t;
1046 typedef struct cl_locnode_s
1048 struct cl_locnode_s *next;
1054 typedef struct showlmp_s
1065 // the client_state_t structure is wiped completely at every
1068 typedef struct client_state_s
1070 // true if playing in a local game and no one else is connected
1073 // send a clc_nop periodically until connected
1076 // current input being accumulated by mouse/joystick/etc input
1078 // latest moves sent to the server that have not been confirmed yet
1079 usercmd_t movecmd[CL_MAX_USERCMDS];
1081 // information for local display
1083 int stats[MAX_CL_STATS];
1084 float *statsf; // points to stats[] array
1085 // last known inventory bit flags, for blinking
1087 // cl.time of acquiring item, for blinking
1088 float item_gettime[32];
1089 // last known STAT_ACTIVEWEAPON
1091 // cl.time of changing STAT_ACTIVEWEAPON
1093 // use pain anim frame if cl.time < this
1095 // for stair smoothing
1097 double stairsmoothtime;
1099 // color shifts for damage, powerups
1100 cshift_t cshifts[NUM_CSHIFTS];
1101 // and content types
1102 cshift_t prev_cshifts[NUM_CSHIFTS];
1104 // the client maintains its own idea of view angles, which are
1105 // sent to the server each frame. The server sets punchangle when
1106 // the view is temporarily offset, and an angle reset commands at the start
1107 // of each level and after teleporting.
1109 // mviewangles is read from demo
1110 // viewangles is either client controlled or lerped from mviewangles
1111 vec3_t mviewangles[2], viewangles;
1112 // update by server, used by qc to do weapon recoil
1113 vec3_t mpunchangle[2], punchangle;
1114 // update by server, can be used by mods to kick view around
1115 vec3_t mpunchvector[2], punchvector;
1116 // update by server, used for lean+bob (0 is newest)
1117 vec3_t mvelocity[2], velocity;
1118 // update by server, can be used by mods for zooming
1119 vec_t mviewzoom[2], viewzoom;
1120 // if true interpolation the mviewangles and other interpolation of the
1121 // player is disabled until the next network packet
1122 // this is used primarily by teleporters, and when spectating players
1123 // special checking of the old fixangle[1] is used to differentiate
1124 // between teleporting and spectating
1125 qboolean fixangle[2];
1127 // client movement simulation
1128 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
1129 // set by CL_ClientMovement_Replay functions
1130 qboolean movement_predicted;
1131 // if true the CL_ClientMovement_Replay function will update origin, etc
1132 qboolean movement_replay;
1133 // simulated data (this is valid even if cl.movement is false)
1134 vec3_t movement_origin;
1135 vec3_t movement_velocity;
1136 // whether the replay should allow a jump at the first sequence
1137 qboolean movement_replay_canjump;
1139 // previous gun angles (for leaning effects)
1140 vec3_t gunangles_prev;
1141 vec3_t gunangles_highpass;
1142 vec3_t gunangles_adjustment_lowpass;
1143 vec3_t gunangles_adjustment_highpass;
1144 // previous gun angles (for leaning effects)
1146 vec3_t gunorg_highpass;
1147 vec3_t gunorg_adjustment_lowpass;
1148 vec3_t gunorg_adjustment_highpass;
1150 // pitch drifting vars
1157 //[515]: added for csqc purposes
1158 float sensitivityscale;
1159 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
1160 qboolean csqc_wantsmousemove;
1161 qboolean csqc_paused; // vortex: int because could be flags
1162 struct model_s *csqc_model_precache[MAX_MODELS];
1164 // local amount for smoothing stepups
1173 qboolean oldonground;
1174 double lastongroundtime;
1175 double hitgroundtime;
1177 float bobfall_speed;
1178 float bobfall_swing;
1179 double calcrefdef_prevtime;
1181 // don't change view angle, full screen, etc
1183 // latched at intermission start
1184 double completed_time;
1186 // the timestamp of the last two messages
1189 // clients view of time, time should be between mtime[0] and mtime[1] to
1190 // generate a lerp point for other data, oldtime is the previous frame's
1191 // value of time, frametime is the difference between time and oldtime
1192 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
1193 // is only forcefully limited when a packet is received
1194 double time, oldtime;
1195 // how long it has been since the previous client frame in real time
1196 // (not game time, for that use cl.time - cl.oldtime)
1197 double realframetime;
1199 // fade var for fading while dead
1202 // motionblur alpha level variable
1203 float motionbluralpha;
1205 // copy of realtime from last recieved message, for net trouble icon
1206 float last_received_message;
1208 // information that is static for the entire time connected to a server
1209 struct model_s *model_precache[MAX_MODELS];
1210 struct sfx_s *sound_precache[MAX_SOUNDS];
1212 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1213 char model_name[MAX_MODELS][MAX_QPATH];
1214 char sound_name[MAX_SOUNDS][MAX_QPATH];
1216 // for display on solo scoreboard
1217 char worldmessage[40]; // map title (not related to filename)
1218 // variants of map name
1219 char worldbasename[MAX_QPATH]; // %s
1220 char worldname[MAX_QPATH]; // maps/%s.bsp
1221 char worldnamenoextension[MAX_QPATH]; // maps/%s
1222 // cl_entitites[cl.viewentity] = player
1224 // the real player entity (normally same as viewentity,
1225 // different than viewentity if mod uses chasecam or other tricks)
1226 int realplayerentity;
1227 // this is updated to match cl.viewentity whenever it is in the clients
1228 // range, basically this is used in preference to cl.realplayerentity for
1229 // most purposes because when spectating another player it should show
1230 // their information rather than yours
1232 // max players that can be in this game
1234 // type of game (deathmatch, coop, singleplayer)
1237 // models and sounds used by engine code (particularly cl_parse.c)
1238 dp_model_t *model_bolt;
1239 dp_model_t *model_bolt2;
1240 dp_model_t *model_bolt3;
1241 dp_model_t *model_beam;
1243 sfx_t *sfx_knighthit;
1249 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1250 qboolean foundteamchatsound;
1252 // refresh related state
1254 // cl_entitites[0].model
1255 struct model_s *worldmodel;
1261 int cdtrack, looptrack;
1266 scoreboard_t *scores;
1268 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1269 cl_parsingtextmode_t parsingtextmode;
1270 int parsingtextplayerindex;
1271 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1272 // (which could eat the wrong ping report if the player issues one
1273 // manually, but they would still see a ping report, just a later one
1274 // caused by the scoreboard code rather than the one they intentionally
1276 int parsingtextexpectingpingforscores;
1278 // entity database stuff
1279 // latest received entity frame numbers
1280 #define LATESTFRAMENUMS 32
1281 int latestframenumsposition;
1282 int latestframenums[LATESTFRAMENUMS];
1283 unsigned int latestsendnums[LATESTFRAMENUMS];
1284 entityframe_database_t *entitydatabase;
1285 entityframe4_database_t *entitydatabase4;
1286 entityframeqw_database_t *entitydatabaseqw;
1288 // keep track of quake entities because they need to be killed if they get stale
1289 int lastquakeentity;
1290 unsigned char isquakeentity[MAX_EDICTS];
1292 // bounding boxes for clientside movement
1293 vec3_t playerstandmins;
1294 vec3_t playerstandmaxs;
1295 vec3_t playercrouchmins;
1296 vec3_t playercrouchmaxs;
1298 // old decals are killed based on this
1299 unsigned int decalsequence;
1302 int max_csqcrenderentities;
1303 int max_static_entities;
1308 int max_brushmodel_entities;
1313 entity_render_t *csqcrenderentities;
1314 unsigned char *entities_active;
1315 entity_t *static_entities;
1316 cl_effect_t *effects;
1319 lightstyle_t *lightstyle;
1320 int *brushmodel_entities;
1321 particle_t *particles;
1322 showlmp_t *showlmps;
1325 int num_static_entities;
1326 int num_brushmodel_entities;
1334 double particles_updatetime;
1335 double decals_updatetime;
1339 // cl_serverextension_download feature
1340 int loadmodel_current;
1341 int downloadmodel_current;
1342 int loadmodel_total;
1343 int loadsound_current;
1344 int downloadsound_current;
1345 int loadsound_total;
1346 qboolean downloadcsqc;
1349 qboolean loadfinished;
1353 // local copy of the server infostring
1354 char qw_serverinfo[MAX_SERVERINFO_STRING];
1356 // time of last qw "pings" command sent to server while showing scores
1357 double last_ping_request;
1359 // used during connect
1362 // updated from serverinfo
1365 // unused: indicates whether the player is spectating
1366 // use cl.scores[cl.playerentity-1].qw_spectator instead
1367 //qboolean qw_spectator;
1369 // last time an input packet was sent
1370 double lastpackettime;
1372 // movement parameters for client prediction
1373 unsigned int moveflags;
1374 float movevars_wallfriction;
1375 float movevars_waterfriction;
1376 float movevars_friction;
1377 float movevars_timescale;
1378 float movevars_gravity;
1379 float movevars_stopspeed;
1380 float movevars_maxspeed;
1381 float movevars_spectatormaxspeed;
1382 float movevars_accelerate;
1383 float movevars_airaccelerate;
1384 float movevars_wateraccelerate;
1385 float movevars_entgravity;
1386 float movevars_jumpvelocity;
1387 float movevars_edgefriction;
1388 float movevars_maxairspeed;
1389 float movevars_stepheight;
1390 float movevars_airaccel_qw;
1391 float movevars_airaccel_qw_stretchfactor;
1392 float movevars_airaccel_sideways_friction;
1393 float movevars_airstopaccelerate;
1394 float movevars_airstrafeaccelerate;
1395 float movevars_maxairstrafespeed;
1396 float movevars_airstrafeaccel_qw;
1397 float movevars_aircontrol;
1398 float movevars_aircontrol_power;
1399 float movevars_aircontrol_penalty;
1400 float movevars_warsowbunny_airforwardaccel;
1401 float movevars_warsowbunny_accel;
1402 float movevars_warsowbunny_topspeed;
1403 float movevars_warsowbunny_turnaccel;
1404 float movevars_warsowbunny_backtosideratio;
1405 float movevars_ticrate;
1406 float movevars_airspeedlimit_nonqw;
1408 // models used by qw protocol
1409 int qw_modelindex_spike;
1410 int qw_modelindex_player;
1411 int qw_modelindex_flag;
1412 int qw_modelindex_s_explod;
1414 vec3_t qw_intermission_origin;
1415 vec3_t qw_intermission_angles;
1417 // 255 is the most nails the QW protocol could send
1419 vec_t qw_nails[255][6];
1421 float qw_weaponkick;
1423 unsigned int qw_validsequence;
1425 unsigned int qw_deltasequence[QW_UPDATE_BACKUP];
1428 // server entity number corresponding to a clientside entity
1429 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1430 qboolean csqc_loaded;
1431 vec3_t csqc_vieworigin;
1432 vec3_t csqc_viewangles;
1433 vec3_t csqc_vieworiginfromengine;
1434 vec3_t csqc_viewanglesfromengine;
1435 matrix4x4_t csqc_viewmodelmatrixfromengine;
1436 qboolean csqc_usecsqclistener;
1437 matrix4x4_t csqc_listenermatrix;
1438 char csqc_printtextbuf[MAX_INPUTLINE];
1440 // collision culling data
1443 // loc file stuff (points and boxes describing locations in the level)
1444 cl_locnode_t *locnodes;
1445 // this is updated to cl.movement_origin whenever health is < 1
1446 // used by %d print in say/say_team messages if cl_locs_enable is on
1447 vec3_t lastdeathorigin;
1449 // processing buffer used by R_BuildLightMap, reallocated as needed,
1450 // freed on each level change
1451 size_t buildlightmapmemorysize;
1452 unsigned char *buildlightmapmemory;
1454 // used by EntityState5_ReadUpdate
1455 skeleton_t *engineskeletonobjects;
1463 extern cvar_t cl_color;
1465 extern cvar_t rate_burstsize;
1466 extern cvar_t pmodel;
1467 extern cvar_t playermodel;
1468 extern cvar_t playerskin;
1470 extern cvar_t rcon_password;
1471 extern cvar_t rcon_address;
1473 extern cvar_t cl_upspeed;
1474 extern cvar_t cl_forwardspeed;
1475 extern cvar_t cl_backspeed;
1476 extern cvar_t cl_sidespeed;
1478 extern cvar_t cl_movespeedkey;
1480 extern cvar_t cl_yawspeed;
1481 extern cvar_t cl_pitchspeed;
1483 extern cvar_t cl_anglespeedkey;
1485 extern cvar_t cl_autofire;
1487 extern cvar_t cl_shownet;
1488 extern cvar_t cl_nolerp;
1489 extern cvar_t cl_nettimesyncfactor;
1490 extern cvar_t cl_nettimesyncboundmode;
1491 extern cvar_t cl_nettimesyncboundtolerance;
1493 extern cvar_t cl_pitchdriftspeed;
1494 extern cvar_t lookspring;
1495 extern cvar_t lookstrafe;
1496 extern cvar_t sensitivity;
1498 extern cvar_t freelook;
1500 extern cvar_t m_pitch;
1501 extern cvar_t m_yaw;
1502 extern cvar_t m_forward;
1503 extern cvar_t m_side;
1505 extern cvar_t cl_autodemo;
1506 extern cvar_t cl_autodemo_nameformat;
1507 extern cvar_t cl_autodemo_delete;
1509 extern cvar_t r_draweffects;
1511 extern cvar_t cl_explosions_alpha_start;
1512 extern cvar_t cl_explosions_alpha_end;
1513 extern cvar_t cl_explosions_size_start;
1514 extern cvar_t cl_explosions_size_end;
1515 extern cvar_t cl_explosions_lifetime;
1516 extern cvar_t cl_stainmaps;
1517 extern cvar_t cl_stainmaps_clearonload;
1519 extern cvar_t cl_prydoncursor;
1520 extern cvar_t cl_prydoncursor_notrace;
1522 extern cvar_t cl_locs_enable;
1524 extern client_state_t cl;
1526 extern void CL_AllocLightFlash (entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, char *cubemapname, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags);
1528 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1529 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1531 //=============================================================================
1537 void CL_Shutdown (void);
1538 void CL_Init (void);
1540 void CL_EstablishConnection(const char *host, int firstarg);
1542 void CL_Disconnect (void);
1543 void CL_Disconnect_f(cmd_state_t *cmd);
1545 void CL_UpdateRenderEntity(entity_render_t *ent);
1546 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1547 void CL_UpdateViewEntities(void);
1552 typedef struct kbutton_s
1554 int down[2]; // key nums holding it down
1555 int state; // low bit is down state
1559 extern kbutton_t in_mlook, in_klook;
1560 extern kbutton_t in_strafe;
1561 extern kbutton_t in_speed;
1563 void CL_InitInput (void);
1564 void CL_SendMove (void);
1566 void CL_ValidateState(entity_state_t *s);
1567 void CL_MoveLerpEntityStates(entity_t *ent);
1568 void CL_LerpUpdate(entity_t *e);
1569 void CL_ParseTEnt (void);
1570 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1571 void CL_RelinkBeams (void);
1572 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1573 void CL_ClientMovement_Replay(void);
1575 void CL_ClearTempEntities (void);
1576 entity_render_t *CL_NewTempEntity (double shadertime);
1578 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1580 void CL_ClearState (void);
1581 void CL_ExpandEntities(int num);
1582 void CL_ExpandCSQCRenderEntities(int num);
1583 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1586 void CL_UpdateWorld (void);
1587 void CL_WriteToServer (void);
1588 void CL_Input (void);
1589 extern int cl_ignoremousemoves;
1592 float CL_KeyState (kbutton_t *key);
1593 const char *Key_KeynumToString (int keynum, char *buf, size_t buflength);
1594 int Key_StringToKeynum (const char *str);
1599 void CL_StopPlayback(void);
1600 void CL_ReadDemoMessage(void);
1601 void CL_WriteDemoMessage(sizebuf_t *mesage);
1603 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1604 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1606 void CL_NextDemo(void);
1607 void CL_Stop_f(cmd_state_t *cmd);
1608 void CL_Record_f(cmd_state_t *cmd);
1609 void CL_PlayDemo_f(cmd_state_t *cmd);
1610 void CL_TimeDemo_f(cmd_state_t *cmd);
1612 void CL_Demo_Init(void);
1617 void CL_Parse_Init(void);
1618 void CL_Parse_Shutdown(void);
1619 void CL_ParseServerMessage(void);
1620 void CL_Parse_DumpPacket(void);
1621 void CL_Parse_ErrorCleanUp(void);
1622 void QW_CL_StartUpload(unsigned char *data, int size);
1623 extern cvar_t qport;
1624 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1629 void V_StartPitchDrift_f(cmd_state_t *cmd);
1630 void V_StopPitchDrift (void);
1633 float V_CalcRoll (const vec3_t angles, const vec3_t velocity);
1634 void V_UpdateBlends (void);
1635 void V_ParseDamage (void);
1641 extern cvar_t cl_particles;
1642 extern cvar_t cl_particles_quality;
1643 extern cvar_t cl_particles_size;
1644 extern cvar_t cl_particles_quake;
1645 extern cvar_t cl_particles_blood;
1646 extern cvar_t cl_particles_blood_alpha;
1647 extern cvar_t cl_particles_blood_decal_alpha;
1648 extern cvar_t cl_particles_blood_decal_scalemin;
1649 extern cvar_t cl_particles_blood_decal_scalemax;
1650 extern cvar_t cl_particles_blood_bloodhack;
1651 extern cvar_t cl_particles_bulletimpacts;
1652 extern cvar_t cl_particles_explosions_sparks;
1653 extern cvar_t cl_particles_explosions_shell;
1654 extern cvar_t cl_particles_rain;
1655 extern cvar_t cl_particles_snow;
1656 extern cvar_t cl_particles_smoke;
1657 extern cvar_t cl_particles_smoke_alpha;
1658 extern cvar_t cl_particles_smoke_alphafade;
1659 extern cvar_t cl_particles_sparks;
1660 extern cvar_t cl_particles_bubbles;
1661 extern cvar_t cl_decals;
1662 extern cvar_t cl_decals_time;
1663 extern cvar_t cl_decals_fadetime;
1665 void CL_Particles_Clear(void);
1666 void CL_Particles_Init(void);
1667 void CL_Particles_Shutdown(void);
1668 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]);
1670 typedef enum effectnameindex_s
1674 EFFECT_TE_GUNSHOTQUAD,
1676 EFFECT_TE_SPIKEQUAD,
1677 EFFECT_TE_SUPERSPIKE,
1678 EFFECT_TE_SUPERSPIKEQUAD,
1680 EFFECT_TE_KNIGHTSPIKE,
1681 EFFECT_TE_EXPLOSION,
1682 EFFECT_TE_EXPLOSIONQUAD,
1683 EFFECT_TE_TAREXPLOSION,
1685 EFFECT_TE_LAVASPLASH,
1686 EFFECT_TE_SMALLFLASH,
1691 EFFECT_TE_PLASMABURN,
1693 EFFECT_TE_TEI_SMOKE,
1694 EFFECT_TE_TEI_BIGEXPLOSION,
1695 EFFECT_TE_TEI_PLASMAHIT,
1701 EFFECT_TR_SLIGHTBLOOD,
1702 EFFECT_TR_KNIGHTSPIKE,
1703 EFFECT_TR_VORESPIKE,
1704 EFFECT_TR_NEHAHRASMOKE,
1705 EFFECT_TR_NEXUIZPLASMA,
1706 EFFECT_TR_GLOWTRAIL,
1707 EFFECT_SVC_PARTICLE,
1712 int CL_ParticleEffectIndexForName(const char *name);
1713 const char *CL_ParticleEffectNameForIndex(int i);
1714 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);
1715 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);
1716 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);
1717 void CL_ParseParticleEffect (void);
1718 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);
1719 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1720 void CL_EntityParticles (const entity_t *ent);
1721 void CL_ParticleExplosion (const vec3_t org);
1722 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1723 void R_NewExplosion(const vec3_t org);
1725 #include "cl_screen.h"
1727 extern qboolean sb_showscores;
1729 float RSurf_FogVertex(const vec3_t p);
1730 float RSurf_FogPoint(const vec3_t p);
1732 typedef enum r_viewport_type_e
1734 R_VIEWPORTTYPE_ORTHO,
1735 R_VIEWPORTTYPE_PERSPECTIVE,
1736 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1737 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1738 R_VIEWPORTTYPE_TOTAL
1742 typedef struct r_viewport_s
1744 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1745 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1746 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1753 r_viewport_type_t type;
1754 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1758 typedef struct r_refdef_view_s
1760 // view information (changes multiple times per frame)
1761 // if any of these variables change then r_refdef.viewcache must be regenerated
1762 // by calling R_View_Update
1763 // (which also updates viewport, scissor, colormask)
1765 // it is safe and expected to copy this into a structure on the stack and
1766 // call the renderer recursively, then restore from the stack afterward
1767 // (as long as R_View_Update is called)
1769 // eye position information
1770 matrix4x4_t matrix, inverse_matrix;
1776 int numfrustumplanes;
1777 mplane_t frustum[6];
1778 qboolean useclipplane;
1779 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1781 float frustum_x, frustum_y;
1782 vec3_t frustumcorner[4];
1783 // if turned off it renders an ortho view
1785 // allows visibility culling based on the view origin (e.g. pvs and R_CanSeeBox)
1786 // this is turned off by:
1788 // !r_refdef.view.useperspective
1789 // (sometimes) r_refdef.view.useclipplane
1790 int usevieworiginculling;
1791 float ortho_x, ortho_y;
1793 // screen area to render in
1800 r_viewport_t viewport; // note: if r_viewscale is used, the viewport.width and viewport.height may be less than width and height
1802 // which color components to allow (for anaglyph glasses)
1805 // global RGB color multiplier for rendering
1808 // whether to call R_ClearScreen before rendering stuff
1810 // if true, don't clear or do any post process effects (bloom, etc)
1812 // 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)
1815 // whether to draw r_showtris and such, this is only true for the main
1816 // view render, all secondary renders (mirrors, portals, cameras,
1817 // distortion effects, etc) omit such debugging information
1820 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1824 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1829 typedef struct r_refdef_viewcache_s
1831 // updated by gl_main_newmap()
1833 int world_numclusters;
1834 int world_numclusterbytes;
1836 int world_numsurfaces;
1838 // these properties are generated by R_View_Update()
1840 // which entities are currently visible for this viewpoint
1841 // (the used range is 0...r_refdef.scene.numentities)
1842 unsigned char *entityvisible;
1844 // flag arrays used for visibility checking on world model
1845 // (all other entities have no per-surface/per-leaf visibility checks)
1846 unsigned char *world_pvsbits;
1847 unsigned char *world_leafvisible;
1848 unsigned char *world_surfacevisible;
1849 // if true, the view is currently in a leaf without pvs data
1850 qboolean world_novis;
1852 r_refdef_viewcache_t;
1854 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1855 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1856 typedef struct r_refdef_scene_s {
1857 // whether to call S_ExtraUpdate during render to reduce sound chop
1858 qboolean extraupdate;
1860 // (client gameworld) time for rendering time based effects
1864 entity_render_t *worldentity;
1866 // same as worldentity->model
1867 dp_model_t *worldmodel;
1869 // renderable entities (excluding world)
1870 entity_render_t **entities;
1874 // field of temporary entities that is reset each (client) frame
1875 entity_render_t *tempentities;
1876 int numtempentities;
1877 int maxtempentities;
1878 qboolean expandtempentities;
1880 // renderable dynamic lights
1881 rtlight_t *lights[MAX_DLIGHTS];
1882 rtlight_t templights[MAX_DLIGHTS];
1885 // intensities for light styles right now, controls rtlights
1886 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1887 // 8.8bit fixed point intensities for light styles
1888 // controls intensity lightmap layers
1889 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1891 // adds brightness to the whole scene, separate from lightmapintensity
1892 // see CL_UpdateEntityShading
1893 float ambientintensity;
1894 // brightness of lightmap and modellight lighting on materials
1895 // see CL_UpdateEntityShading
1896 float lightmapintensity;
1899 qboolean rtworldshadows;
1901 qboolean rtdlightshadows;
1904 typedef struct r_refdef_s
1906 // these fields define the basic rendering information for the world
1907 // but not the view, which could change multiple times in one rendered
1908 // frame (for example when rendering textures for certain effects)
1910 // these are set for water warping before
1911 // frustum_x/frustum_y are calculated
1912 float frustumscale_x, frustumscale_y;
1914 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1915 r_refdef_view_t view;
1916 r_refdef_viewcache_t viewcache;
1918 // minimum visible distance (pixels closer than this disappear)
1920 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1921 // in 32bpp an infinite-farclip matrix is used instead)
1924 // fullscreen color blend
1927 r_refdef_scene_t scene;
1930 float fogplaneviewdist;
1931 qboolean fogplaneviewabove;
1932 float fogheightfade;
1935 float fograngerecip;
1936 float fogmasktabledistmultiplier;
1937 #define FOGMASKTABLEWIDTH 1024
1938 float fogmasktable[FOGMASKTABLEWIDTH];
1939 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1948 float fog_fadedepth;
1949 qboolean fogenabled;
1950 qboolean oldgl_fogenable;
1952 // new flexible texture height fog (overrides normal fog)
1953 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1954 unsigned char *fog_height_table1d;
1955 unsigned char *fog_height_table2d;
1956 int fog_height_tablesize; // enable
1957 float fog_height_tablescale;
1958 float fog_height_texcoordscale;
1959 char fogheighttexturename[64]; // detects changes to active fog height texture
1961 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1963 // true during envmap command capture
1966 // whether to draw world lights realtime, dlights realtime, and their shadows
1967 float polygonfactor;
1968 float polygonoffset;
1970 // how long R_RenderView took on the previous frame
1971 double lastdrawscreentime;
1973 // rendering stats for r_speeds display
1974 // (these are incremented in many places)
1975 int stats[r_stat_count];
1979 extern r_refdef_t r_refdef;
1981 typedef enum waterlevel_e
1985 WATERLEVEL_SWIMMING,
1986 WATERLEVEL_SUBMERGED
1990 typedef struct cl_clientmovement_state_s
1992 // entity to be ignored for movement
1993 struct prvm_edict_s *self;
1997 // current bounding box (different if crouched vs standing)
2000 // currently on the ground
2002 // currently crouching
2004 // what kind of water (SUPERCONTENTS_LAVA for instance)
2007 waterlevel_t waterlevel;
2008 // weird hacks when jumping out of water
2009 // (this is in seconds and counts down to 0)
2010 float waterjumptime;
2015 cl_clientmovement_state_t;
2016 void CL_ClientMovement_PlayerMove_Frame(cl_clientmovement_state_t *s);
2018 // warpzone prediction hack (CSQC builtin)
2019 void CL_RotateMoves(const matrix4x4_t *m);
2021 typedef enum meshname_e {
2022 MESH_SCENE, // CSQC R_PolygonBegin, potentially also engine particles and debug stuff
2026 extern entity_t cl_meshentities[NUM_MESHENTITIES];
2027 extern dp_model_t cl_meshentitymodels[NUM_MESHENTITIES];
2028 extern const char *cl_meshentitynames[NUM_MESHENTITIES];
2029 #define CL_Mesh_Scene() (&cl_meshentitymodels[MESH_SCENE])
2030 #define CL_Mesh_UI() (&cl_meshentitymodels[MESH_UI])
2031 void CL_MeshEntities_Scene_Clear(void);
2032 void CL_MeshEntities_Scene_AddRenderEntity(void);
2033 void CL_MeshEntities_Scene_FinalizeRenderEntity(void);
2034 void CL_UpdateEntityShading(void);
2036 void CL_NewFrameReceived(int num);
2037 void CL_ParseEntityLump(char *entitystring);
2038 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
2039 void CL_RelinkLightFlashes(void);
2040 void CL_Beam_AddPolygons(const beam_t *b);
2041 void Sbar_ShowFPS(void);
2042 void Sbar_ShowFPS_Update(void);
2043 void Host_SaveConfig(void);
2044 void Host_LoadConfig_f(cmd_state_t *cmd);
2045 void CL_UpdateMoveVars(void);
2046 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length);
2047 void V_DriftPitch(void);
2048 void V_FadeViewFlashs(void);
2049 void V_CalcViewBlend(void);
2050 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);
2051 void V_CalcRefdef(void);
2052 void V_MakeViewIsometric(void);
2053 void V_MakeViewIsometric(void);
2054 void V_StartPitchDrift(void);
2055 void CL_Locs_Reload_f(cmd_state_t *cmd);