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_vertexmesh_count,
84 r_stat_animcache_vertexmesh_vertices,
85 r_stat_animcache_vertexmesh_maxvertices,
86 r_stat_animcache_skeletal_count,
87 r_stat_animcache_skeletal_bones,
88 r_stat_animcache_skeletal_maxbones,
89 r_stat_animcache_shade_count,
90 r_stat_animcache_shade_vertices,
91 r_stat_animcache_shade_maxvertices,
92 r_stat_animcache_shape_count,
93 r_stat_animcache_shape_vertices,
94 r_stat_animcache_shape_maxvertices,
96 r_stat_batch_withgaps,
97 r_stat_batch_surfaces,
98 r_stat_batch_vertices,
99 r_stat_batch_triangles,
100 r_stat_batch_fast_batches,
101 r_stat_batch_fast_surfaces,
102 r_stat_batch_fast_vertices,
103 r_stat_batch_fast_triangles,
104 r_stat_batch_copytriangles_batches,
105 r_stat_batch_copytriangles_surfaces,
106 r_stat_batch_copytriangles_vertices,
107 r_stat_batch_copytriangles_triangles,
108 r_stat_batch_dynamic_batches,
109 r_stat_batch_dynamic_surfaces,
110 r_stat_batch_dynamic_vertices,
111 r_stat_batch_dynamic_triangles,
112 r_stat_batch_dynamicskeletal_batches,
113 r_stat_batch_dynamicskeletal_surfaces,
114 r_stat_batch_dynamicskeletal_vertices,
115 r_stat_batch_dynamicskeletal_triangles,
116 r_stat_batch_dynamic_batches_because_cvar,
117 r_stat_batch_dynamic_surfaces_because_cvar,
118 r_stat_batch_dynamic_vertices_because_cvar,
119 r_stat_batch_dynamic_triangles_because_cvar,
120 r_stat_batch_dynamic_batches_because_lightmapvertex,
121 r_stat_batch_dynamic_surfaces_because_lightmapvertex,
122 r_stat_batch_dynamic_vertices_because_lightmapvertex,
123 r_stat_batch_dynamic_triangles_because_lightmapvertex,
124 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite,
125 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite,
126 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite,
127 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite,
128 r_stat_batch_dynamic_batches_because_deformvertexes_autosprite2,
129 r_stat_batch_dynamic_surfaces_because_deformvertexes_autosprite2,
130 r_stat_batch_dynamic_vertices_because_deformvertexes_autosprite2,
131 r_stat_batch_dynamic_triangles_because_deformvertexes_autosprite2,
132 r_stat_batch_dynamic_batches_because_deformvertexes_normal,
133 r_stat_batch_dynamic_surfaces_because_deformvertexes_normal,
134 r_stat_batch_dynamic_vertices_because_deformvertexes_normal,
135 r_stat_batch_dynamic_triangles_because_deformvertexes_normal,
136 r_stat_batch_dynamic_batches_because_deformvertexes_wave,
137 r_stat_batch_dynamic_surfaces_because_deformvertexes_wave,
138 r_stat_batch_dynamic_vertices_because_deformvertexes_wave,
139 r_stat_batch_dynamic_triangles_because_deformvertexes_wave,
140 r_stat_batch_dynamic_batches_because_deformvertexes_bulge,
141 r_stat_batch_dynamic_surfaces_because_deformvertexes_bulge,
142 r_stat_batch_dynamic_vertices_because_deformvertexes_bulge,
143 r_stat_batch_dynamic_triangles_because_deformvertexes_bulge,
144 r_stat_batch_dynamic_batches_because_deformvertexes_move,
145 r_stat_batch_dynamic_surfaces_because_deformvertexes_move,
146 r_stat_batch_dynamic_vertices_because_deformvertexes_move,
147 r_stat_batch_dynamic_triangles_because_deformvertexes_move,
148 r_stat_batch_dynamic_batches_because_tcgen_lightmap,
149 r_stat_batch_dynamic_surfaces_because_tcgen_lightmap,
150 r_stat_batch_dynamic_vertices_because_tcgen_lightmap,
151 r_stat_batch_dynamic_triangles_because_tcgen_lightmap,
152 r_stat_batch_dynamic_batches_because_tcgen_vector,
153 r_stat_batch_dynamic_surfaces_because_tcgen_vector,
154 r_stat_batch_dynamic_vertices_because_tcgen_vector,
155 r_stat_batch_dynamic_triangles_because_tcgen_vector,
156 r_stat_batch_dynamic_batches_because_tcgen_environment,
157 r_stat_batch_dynamic_surfaces_because_tcgen_environment,
158 r_stat_batch_dynamic_vertices_because_tcgen_environment,
159 r_stat_batch_dynamic_triangles_because_tcgen_environment,
160 r_stat_batch_dynamic_batches_because_tcmod_turbulent,
161 r_stat_batch_dynamic_surfaces_because_tcmod_turbulent,
162 r_stat_batch_dynamic_vertices_because_tcmod_turbulent,
163 r_stat_batch_dynamic_triangles_because_tcmod_turbulent,
164 r_stat_batch_dynamic_batches_because_interleavedarrays,
165 r_stat_batch_dynamic_surfaces_because_interleavedarrays,
166 r_stat_batch_dynamic_vertices_because_interleavedarrays,
167 r_stat_batch_dynamic_triangles_because_interleavedarrays,
168 r_stat_batch_dynamic_batches_because_nogaps,
169 r_stat_batch_dynamic_surfaces_because_nogaps,
170 r_stat_batch_dynamic_vertices_because_nogaps,
171 r_stat_batch_dynamic_triangles_because_nogaps,
172 r_stat_batch_dynamic_batches_because_derived,
173 r_stat_batch_dynamic_surfaces_because_derived,
174 r_stat_batch_dynamic_vertices_because_derived,
175 r_stat_batch_dynamic_triangles_because_derived,
176 r_stat_batch_entitycache_count,
177 r_stat_batch_entitycache_surfaces,
178 r_stat_batch_entitycache_vertices,
179 r_stat_batch_entitycache_triangles,
180 r_stat_batch_entityanimate_count,
181 r_stat_batch_entityanimate_surfaces,
182 r_stat_batch_entityanimate_vertices,
183 r_stat_batch_entityanimate_triangles,
184 r_stat_batch_entityskeletal_count,
185 r_stat_batch_entityskeletal_surfaces,
186 r_stat_batch_entityskeletal_vertices,
187 r_stat_batch_entityskeletal_triangles,
188 r_stat_batch_entitystatic_count,
189 r_stat_batch_entitystatic_surfaces,
190 r_stat_batch_entitystatic_vertices,
191 r_stat_batch_entitystatic_triangles,
192 r_stat_batch_entitycustom_count,
193 r_stat_batch_entitycustom_surfaces,
194 r_stat_batch_entitycustom_vertices,
195 r_stat_batch_entitycustom_triangles,
196 r_stat_count // size of array
200 // flags for rtlight rendering
201 #define LIGHTFLAG_NORMALMODE 1
202 #define LIGHTFLAG_REALTIMEMODE 2
204 typedef struct tridecal_s
206 // color and initial alpha value
207 float texcoord2f[3][2];
208 float vertex3f[3][3];
210 float plane[4]; // backface culling
211 // how long this decal has lived so far (the actual fade begins at cl_decals_time)
213 // if >= 0 this indicates the decal should follow an animated triangle
215 // for visibility culling
217 // old decals are killed to obey cl_decals_max
218 unsigned int decalsequence;
222 typedef struct decalsystem_s
225 double lastupdatetime;
234 unsigned short *element3s;
238 typedef struct effect_s
247 // these are for interpolation
254 typedef struct beam_s
257 // draw this as lightning polygons, or a model?
259 struct model_s *model;
265 typedef struct rtlight_particle_s
272 typedef struct rtlight_s
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 (see castshadows for whether it actually does this frame)
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 casting shadows
310 /// when r_shadow_culllights_trace is set, this is refreshed by each successful trace.
313 // rendering properties, updated each time a light is rendered
314 // this is rtlight->color * d_lightstylevalue
316 /// used by corona updates, due to occlusion query
317 float corona_visibility;
318 unsigned int corona_queryindex_visiblepixels;
319 unsigned int corona_queryindex_allpixels;
320 /// this is R_GetCubemap(rtlight->cubemapname)
321 rtexture_t *currentcubemap;
322 /// set by R_Shadow_PrepareLight to decide whether R_Shadow_DrawLight should draw it
324 /// set by R_Shadow_PrepareLight to indicate whether R_Shadow_DrawShadowMaps should do anything
325 qboolean castshadows;
326 /// these fields are set by R_Shadow_PrepareLight for later drawing
327 int cached_numlightentities;
328 int cached_numlightentities_noselfshadow;
329 int cached_numshadowentities;
330 int cached_numshadowentities_noselfshadow;
331 int cached_numsurfaces;
332 struct entity_render_s **cached_lightentities;
333 struct entity_render_s **cached_lightentities_noselfshadow;
334 struct entity_render_s **cached_shadowentities;
335 struct entity_render_s **cached_shadowentities_noselfshadow;
336 unsigned char *cached_shadowtrispvs;
337 unsigned char *cached_lighttrispvs;
338 int *cached_surfacelist;
339 // reduced light cullbox from GetLightInfo
340 vec3_t cached_cullmins;
341 vec3_t cached_cullmaxs;
342 // current shadow-caster culling planes based on view
343 // (any geometry outside these planes can not contribute to the visible
344 // shadows in any way, and thus can be culled safely)
345 int cached_numfrustumplanes;
346 mplane_t cached_frustumplanes[5]; // see R_Shadow_ComputeShadowCasterCullingPlanes
348 /// static light info
349 /// true if this light should be compiled as a static light
351 /// true if this is a compiled world light, cleared if the light changes
353 /// the shadowing mode used to compile this light
355 /// the size that this light should have (assuming no scene LOD kicking in to reduce it)
356 int shadowmapsidesize;
357 /// position of this light in the shadowmap atlas
358 int shadowmapatlasposition[2];
359 /// 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)
360 int shadowmapatlassidesize;
361 /// optimized and culled mesh to render for world entity shadows
362 shadowmesh_t *static_meshchain_shadow_shadowmap;
363 /// used for visibility testing (more exact than bbox)
365 int static_numleafpvsbytes;
366 int *static_leaflist;
367 unsigned char *static_leafpvs;
368 /// surfaces seen by light
369 int static_numsurfaces;
370 int *static_surfacelist;
371 /// flag bits indicating which triangles of the world model should cast
372 /// shadows, and which ones should be lit
374 /// this avoids redundantly scanning the triangles in each surface twice
375 /// for whether they should cast shadows, once in culling and once in the
376 /// actual shadowmarklist production.
377 int static_numshadowtrispvsbytes;
378 unsigned char *static_shadowtrispvs;
379 /// this allows the lighting batch code to skip backfaces andother culled
380 /// triangles not relevant for lighting
381 /// (important on big surfaces such as terrain)
382 int static_numlighttrispvsbytes;
383 unsigned char *static_lighttrispvs;
384 /// masks of all shadowmap sides that have any potential static receivers or casters
385 int static_shadowmap_receivers;
386 int static_shadowmap_casters;
387 /// particle-tracing cache for global illumination
388 int particlecache_numparticles;
389 int particlecache_maxparticles;
390 int particlecache_updateparticle;
391 rtlight_particle_t *particlecache_particles;
393 /// bouncegrid light info
394 float bouncegrid_photoncolor[3];
395 float bouncegrid_photons;
397 int bouncegrid_traces;
398 float bouncegrid_effectiveradius;
402 typedef struct dlight_s
404 // destroy light after this time
407 // the entity that owns this light (can be NULL)
409 struct entity_render_s *ent;
411 // (worldlight: saved to .rtlights file)
413 // worldlight orientation
415 // (worldlight: saved to .rtlights file)
417 // dlight orientation/scaling/location
421 // (worldlight: saved to .rtlights file)
423 // cubemap name to use on this light
424 // (worldlight: saved to .rtlights file)
425 char cubemapname[64];
426 // make light flash while selected
429 // brightness (not really radius anymore)
430 // (worldlight: saved to .rtlights file)
432 // drop intensity this much each second
435 // intensity value which is dropped over time
438 // initial values for intensity to modify
442 // light style which controls intensity of this light
443 // (worldlight: saved to .rtlights file)
446 // (worldlight: saved to .rtlights file)
449 // (worldlight: saved to .rtlights file)
451 // radius scale of corona to render (1.0 means same as light radius)
452 // (worldlight: saved to .rtlights file)
453 vec_t coronasizescale;
454 // ambient intensity to render
455 // (worldlight: saved to .rtlights file)
457 // diffuse intensity to render
458 // (worldlight: saved to .rtlights file)
460 // specular intensity to render
461 // (worldlight: saved to .rtlights file)
464 // (worldlight: saved to .rtlights file)
466 // linked list of world lights
468 struct dlight_s *next;
469 // embedded rtlight struct for renderer
475 // this is derived from processing of the framegroupblend array
476 // note: technically each framegroupblend can produce two of these, but that
477 // never happens in practice because no one blends between more than 2
478 // framegroups at once
479 #define MAX_FRAMEBLENDS (MAX_FRAMEGROUPBLENDS * 2)
480 typedef struct frameblend_s
487 // LordHavoc: this struct is intended for the renderer but some fields are
488 // used by the client.
490 // The renderer should not rely on any changes to this struct to be persistent
491 // across multiple frames because temp entities are wiped every frame, but it
492 // is acceptable to cache things in this struct that are not critical.
494 // For example the r_cullentities_trace code does such caching.
495 typedef struct entity_render_s
501 // transform matrix for model to world
503 // transform matrix for world to model
504 matrix4x4_t inversematrix;
505 // opacity (alpha) of the model
507 // size the model is shown
509 // transparent sorting offset
510 float transparent_offset;
514 // number of the entity represents, or 0 for non-network entities
516 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
517 vec3_t colormap_pantscolor;
518 vec3_t colormap_shirtcolor;
519 // light, particles, etc
521 // qw CTF flags and other internal-use-only effect bits
528 // colormod tinting of models
532 // interpolated animation - active framegroups and blend factors
533 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
535 // time of last model change (for shader animations)
538 // calculated by the renderer (but not persistent)
540 // calculated during R_AddModelEntities
542 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
543 frameblend_t frameblend[MAX_FRAMEBLENDS];
544 // skeletal animation data (if skeleton.relativetransforms is not NULL, it overrides frameblend)
545 skeleton_t *skeleton;
547 // animation cache (pointers allocated using R_FrameData_Alloc)
548 // ONLY valid during R_RenderView! may be NULL (not cached)
549 float *animcache_vertex3f;
550 r_meshbuffer_t *animcache_vertex3f_vertexbuffer;
551 int animcache_vertex3f_bufferoffset;
552 float *animcache_normal3f;
553 r_meshbuffer_t *animcache_normal3f_vertexbuffer;
554 int animcache_normal3f_bufferoffset;
555 float *animcache_svector3f;
556 r_meshbuffer_t *animcache_svector3f_vertexbuffer;
557 int animcache_svector3f_bufferoffset;
558 float *animcache_tvector3f;
559 r_meshbuffer_t *animcache_tvector3f_vertexbuffer;
560 int animcache_tvector3f_bufferoffset;
561 // interleaved arrays for rendering and dynamic vertex buffers for them
562 r_vertexmesh_t *animcache_vertexmesh;
563 r_meshbuffer_t *animcache_vertexmesh_vertexbuffer;
564 int animcache_vertexmesh_bufferoffset;
565 // gpu-skinning shader needs transforms in a certain format, we have to
566 // upload this to a uniform buffer for the shader to use, and also keep a
567 // backup copy in system memory for the dynamic batch fallback code
568 // if this is not NULL, the other animcache variables are NULL
569 float *animcache_skeletaltransform3x4;
570 r_meshbuffer_t *animcache_skeletaltransform3x4buffer;
571 int animcache_skeletaltransform3x4offset;
572 int animcache_skeletaltransform3x4size;
574 // CL_UpdateEntityShading reads these fields
575 // used only if RENDER_CUSTOMIZEDMODELLIGHT is set
576 vec3_t custommodellight_ambient;
577 vec3_t custommodellight_diffuse;
578 vec3_t custommodellight_lightdir;
579 // CSQC entities get their shading from the root of their attachment chain
580 float custommodellight_origin[3];
582 // derived lighting parameters (CL_UpdateEntityShading)
584 // used by MATERIALFLAG_FULLBRIGHT which is MATERIALFLAG_MODELLIGHT with
585 // this as ambient color, along with MATERIALFLAG_NORTLIGHT
586 float render_fullbright[3];
587 // color tint for the base pass glow textures if any
588 float render_glowmod[3];
589 // MATERIALFLAG_MODELLIGHT uses these parameters
590 float render_modellight_ambient[3];
591 float render_modellight_diffuse[3];
592 float render_modellight_lightdir[3];
593 float render_modellight_specular[3];
594 // lightmap rendering (not MATERIALFLAG_MODELLIGHT)
595 float render_lightmap_ambient[3];
596 float render_lightmap_diffuse[3];
597 float render_lightmap_specular[3];
598 // rtlights use these colors for the materials on this entity
599 float render_rtlight_diffuse[3];
600 float render_rtlight_specular[3];
601 // ignore lightmap and use lightgrid on this entity (e.g. FULLBRIGHT)
602 qboolean render_modellight_forced;
603 // do not process per pixel lights on this entity at all (like MATERIALFLAG_NORTLIGHT)
604 qboolean render_rtlight_disabled;
606 // storage of decals on this entity
607 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
609 decalsystem_t decalsystem;
611 // FIELDS UPDATED BY RENDERER:
612 // last time visible during trace culling
613 double last_trace_visibility;
615 // user wavefunc parameters (from csqc)
616 vec_t userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
620 typedef struct entity_persistent_s
622 vec3_t trail_origin; // previous position for particle trail spawning
623 vec3_t oldorigin; // lerp
624 vec3_t oldangles; // lerp
625 vec3_t neworigin; // lerp
626 vec3_t newangles; // lerp
627 vec_t lerpstarttime; // lerp
628 vec_t lerpdeltatime; // lerp
629 float muzzleflash; // muzzleflash intensity, fades over time
630 float trail_time; // residual error accumulation for particle trail spawning (to keep spacing across frames)
631 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
635 typedef struct entity_s
637 // baseline state (default values)
638 entity_state_t state_baseline;
639 // previous state (interpolating from this)
640 entity_state_t state_previous;
641 // current state (interpolating to this)
642 entity_state_t state_current;
644 // used for regenerating parts of render
645 entity_persistent_t persistent;
647 // the only data the renderer should know about
648 entity_render_t render;
652 typedef struct usercmd_s
656 // intended velocities
661 vec3_t cursor_screen;
664 vec3_t cursor_impact;
665 vec3_t cursor_normal;
666 vec_t cursor_fraction;
667 int cursor_entitynumber;
669 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
670 double receivetime; // time the move was received at
671 double clienttime; // time to which server state the move corresponds to
672 int msec; // for predicted moves
675 unsigned int sequence;
676 qboolean applied; // if false we're still accumulating a move
677 qboolean predicted; // if true the sequence should be sent as 0
679 // derived properties
686 typedef struct lightstyle_s
689 char map[MAX_STYLESTRING];
692 typedef struct scoreboard_s
694 char name[MAX_SCOREBOARDNAME];
696 int colors; // two 4 bit fields
699 char qw_userinfo[MAX_USERINFO_STRING];
706 char qw_skin[MAX_QPATH];
709 typedef struct cshift_s
712 float percent; // 0-255
713 float alphafade; // (any speed)
716 #define CSHIFT_CONTENTS 0
717 #define CSHIFT_DAMAGE 1
718 #define CSHIFT_BONUS 2
719 #define CSHIFT_POWERUP 3
720 #define CSHIFT_VCSHIFT 4
721 #define NUM_CSHIFTS 5
723 #define NAME_LENGTH 64
727 // client_state_t should hold all pieces of the client state
730 #define SIGNONS 4 // signon messages to receive before connected
732 typedef enum cactive_e
734 ca_uninitialized, // during early startup
735 ca_dedicated, // a dedicated server with no ability to start a client
736 ca_disconnected, // full screen console with no connection
737 ca_connected // valid netcon, talking to a server
741 typedef enum qw_downloadtype_e
751 typedef enum capturevideoformat_e
753 CAPTUREVIDEOFORMAT_AVI_I420,
754 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA
756 capturevideoformat_t;
758 typedef struct capturevideostate_s
760 double startrealtime;
773 int soundsampleframe;
774 unsigned char *screenbuffer;
775 unsigned char *outbuffer;
776 char basename[MAX_QPATH];
779 // precomputed RGB to YUV tables
780 // converts the RGB values to YUV (see cap_avi.c for how to use them)
781 short rgbtoyuvscaletable[3][3][256];
782 unsigned char yuvnormalizetable[3][256];
784 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
785 // 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
786 unsigned short vidramp[256 * 3];
788 // stuff to be filled in by the video format module
789 capturevideoformat_t format;
790 const char *formatextension;
793 // cls.capturevideo.videofile = FS_OpenRealFile(va(vabuf, sizeof(vabuf), "%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
794 void (*endvideo) (void);
795 void (*videoframes) (int num);
796 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
798 // format specific data
799 void *formatspecific;
803 #define CL_MAX_DOWNLOADACKS 4
805 typedef struct cl_downloadack_s
811 typedef struct cl_soundstats_s
815 int latency_milliseconds;
820 // the client_static_t structure is persistent through an arbitrary number
821 // of server connections
823 typedef struct client_static_s
827 // all client memory allocations go in these pools
828 mempool_t *levelmempool;
829 mempool_t *permanentmempool;
832 // -1 = don't play demos
834 // list of demos in loop
835 char demos[MAX_DEMOS][MAX_DEMONAME];
836 // the actively playing demo (set by CL_PlayDemo_f)
837 char demoname[MAX_QPATH];
839 // demo recording info must be here, because record is started before
840 // entering a map (and clearing client_state_t)
841 qboolean demorecording;
842 fs_offset_t demo_lastcsprogssize;
843 int demo_lastcsprogscrc;
844 qboolean demoplayback;
845 qboolean demostarting; // set if currently starting a demo, to stop -demo from quitting when switching to another demo
847 // -1 = use normal cd track
850 // realtime at second frame of timedemo (LordHavoc: changed to double)
852 int td_frames; // total frames parsed
853 double td_onesecondnexttime;
854 double td_onesecondframes;
855 double td_onesecondrealtime;
856 double td_onesecondminfps;
857 double td_onesecondmaxfps;
858 double td_onesecondavgfps;
859 int td_onesecondavgcount;
860 // LordHavoc: pausedemo
863 // sound mixer statistics for showsound display
864 cl_soundstats_t soundstats;
866 qboolean connect_trying;
867 int connect_remainingtries;
868 double connect_nextsendtime;
869 lhnetsocket_t *connect_mysocket;
870 lhnetaddress_t connect_address;
871 lhnetaddress_t rcon_address;
872 // protocol version of the server we're connected to
873 // (kept outside client_state_t because it's used between levels)
874 protocolversion_t protocol;
878 lhnetaddress_t rcon_addresses[MAX_RCONS];
879 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
880 double rcon_timeout[MAX_RCONS];
883 // connection information
886 // network connection
889 // download information
890 // (note: qw_download variables are also used)
891 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
893 // input sequence numbers are not reset on level change, only connect
894 unsigned int servermovesequence;
896 // quakeworld stuff below
898 // value of "qport" cvar at time of connection
900 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
901 unsigned int qw_incoming_sequence;
902 unsigned int qw_outgoing_sequence;
904 // current file download buffer (only saved when file is completed)
905 char qw_downloadname[MAX_QPATH];
906 unsigned char *qw_downloadmemory;
907 int qw_downloadmemorycursize;
908 int qw_downloadmemorymaxsize;
909 int qw_downloadnumber;
910 int qw_downloadpercent;
911 qw_downloadtype_t qw_downloadtype;
912 // transfer rate display
913 double qw_downloadspeedtime;
914 int qw_downloadspeedcount;
915 int qw_downloadspeedrate;
916 qboolean qw_download_deflate;
918 // current file upload buffer (for uploading screenshots to server)
919 unsigned char *qw_uploaddata;
924 // this normally contains the following keys in quakeworld:
925 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
926 char userinfo[MAX_USERINFO_STRING];
928 // extra user info for the "connect" command
929 char connect_userinfo[MAX_USERINFO_STRING];
931 // video capture stuff
932 capturevideostate_t capturevideo;
937 // ProQuake compatibility stuff
938 int proquake_servermod; // 0 = not proquake, 1 = proquake
939 int proquake_serverversion; // actual proquake server version * 10 (3.40 = 34, etc)
940 int proquake_serverflags; // 0 (PQF_CHEATFREE not supported)
942 // don't write-then-read csprogs.dat (useful for demo playback)
943 unsigned char *caughtcsprogsdata;
944 fs_offset_t caughtcsprogsdatasize;
946 int r_speeds_graph_length;
947 int r_speeds_graph_current;
948 int *r_speeds_graph_data;
951 int r_speeds_graph_datamin[r_stat_count];
952 int r_speeds_graph_datamax[r_stat_count];
956 extern client_static_t cls;
962 qboolean drawenginesbar;
963 qboolean drawcrosshair;
968 PARTICLE_BILLBOARD = 0,
970 PARTICLE_ORIENTED_DOUBLESIDED = 2,
973 PARTICLE_INVALID = -1
986 typedef struct particletype_s
989 porientation_t orientation;
996 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
1000 typedef struct decal_s
1002 // fields used by rendering: (44 bytes)
1003 unsigned short typeindex;
1004 unsigned short texnum;
1005 unsigned int decalsequence;
1009 float alpha; // 0-255
1010 unsigned char color[3];
1011 unsigned char unused1;
1012 int clusterindex; // cheap culling by pvs
1014 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
1015 float time2; // used for decal fade
1016 unsigned int owner; // decal stuck to this entity
1017 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
1018 vec3_t relativeorigin; // decal at this location in entity's coordinate space
1019 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
1023 typedef struct particle_s
1025 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
1027 // fields used by rendering: (48 bytes)
1028 vec3_t sortorigin; // sort by this group origin, not particle org
1030 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
1032 float alpha; // 0-255
1033 float stretch; // only for sparks
1035 // fields not used by rendering: (44 bytes)
1038 float sizeincrease; // rate of size change per second
1039 float alphafade; // how much alpha reduces per second
1040 float time2; // used for snow fluttering and decal fade
1041 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)
1042 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
1043 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
1044 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
1045 // float delayedcollisions; // time that p->bounce becomes active
1046 float delayedspawn; // time that particle appears and begins moving
1047 float die; // time when this particle should be removed, regardless of alpha
1049 // short variables grouped to save memory (4 bytes)
1050 short angle; // base rotation of particle
1051 short spin; // geometry rotation speed around the particle center normal
1053 // byte variables grouped to save memory (12 bytes)
1054 unsigned char color[3];
1055 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
1056 unsigned char typeindex;
1057 unsigned char blendmode;
1058 unsigned char orientation;
1059 unsigned char texnum;
1060 unsigned char staincolor[3];
1061 signed char staintexnum;
1065 typedef enum cl_parsingtextmode_e
1067 CL_PARSETEXTMODE_NONE,
1068 CL_PARSETEXTMODE_PING,
1069 CL_PARSETEXTMODE_STATUS,
1070 CL_PARSETEXTMODE_STATUS_PLAYERID,
1071 CL_PARSETEXTMODE_STATUS_PLAYERIP
1073 cl_parsingtextmode_t;
1075 typedef struct cl_locnode_s
1077 struct cl_locnode_s *next;
1083 typedef struct showlmp_s
1094 // the client_state_t structure is wiped completely at every
1097 typedef struct client_state_s
1099 // true if playing in a local game and no one else is connected
1102 // send a clc_nop periodically until connected
1105 // current input being accumulated by mouse/joystick/etc input
1107 // latest moves sent to the server that have not been confirmed yet
1108 usercmd_t movecmd[CL_MAX_USERCMDS];
1110 // information for local display
1112 int stats[MAX_CL_STATS];
1113 float *statsf; // points to stats[] array
1114 // last known inventory bit flags, for blinking
1116 // cl.time of acquiring item, for blinking
1117 float item_gettime[32];
1118 // last known STAT_ACTIVEWEAPON
1120 // cl.time of changing STAT_ACTIVEWEAPON
1122 // use pain anim frame if cl.time < this
1124 // for stair smoothing
1126 double stairsmoothtime;
1128 // color shifts for damage, powerups
1129 cshift_t cshifts[NUM_CSHIFTS];
1130 // and content types
1131 cshift_t prev_cshifts[NUM_CSHIFTS];
1133 // the client maintains its own idea of view angles, which are
1134 // sent to the server each frame. The server sets punchangle when
1135 // the view is temporarily offset, and an angle reset commands at the start
1136 // of each level and after teleporting.
1138 // mviewangles is read from demo
1139 // viewangles is either client controlled or lerped from mviewangles
1140 vec3_t mviewangles[2], viewangles;
1141 // update by server, used by qc to do weapon recoil
1142 vec3_t mpunchangle[2], punchangle;
1143 // update by server, can be used by mods to kick view around
1144 vec3_t mpunchvector[2], punchvector;
1145 // update by server, used for lean+bob (0 is newest)
1146 vec3_t mvelocity[2], velocity;
1147 // update by server, can be used by mods for zooming
1148 vec_t mviewzoom[2], viewzoom;
1149 // if true interpolation the mviewangles and other interpolation of the
1150 // player is disabled until the next network packet
1151 // this is used primarily by teleporters, and when spectating players
1152 // special checking of the old fixangle[1] is used to differentiate
1153 // between teleporting and spectating
1154 qboolean fixangle[2];
1156 // client movement simulation
1157 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
1158 // set by CL_ClientMovement_Replay functions
1159 qboolean movement_predicted;
1160 // if true the CL_ClientMovement_Replay function will update origin, etc
1161 qboolean movement_replay;
1162 // simulated data (this is valid even if cl.movement is false)
1163 vec3_t movement_origin;
1164 vec3_t movement_velocity;
1165 // whether the replay should allow a jump at the first sequence
1166 qboolean movement_replay_canjump;
1168 // previous gun angles (for leaning effects)
1169 vec3_t gunangles_prev;
1170 vec3_t gunangles_highpass;
1171 vec3_t gunangles_adjustment_lowpass;
1172 vec3_t gunangles_adjustment_highpass;
1173 // previous gun angles (for leaning effects)
1175 vec3_t gunorg_highpass;
1176 vec3_t gunorg_adjustment_lowpass;
1177 vec3_t gunorg_adjustment_highpass;
1179 // pitch drifting vars
1186 //[515]: added for csqc purposes
1187 float sensitivityscale;
1188 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
1189 qboolean csqc_wantsmousemove;
1190 qboolean csqc_paused; // vortex: int because could be flags
1191 struct model_s *csqc_model_precache[MAX_MODELS];
1193 // local amount for smoothing stepups
1202 qboolean oldonground;
1203 double lastongroundtime;
1204 double hitgroundtime;
1206 float bobfall_speed;
1207 float bobfall_swing;
1208 double calcrefdef_prevtime;
1210 // don't change view angle, full screen, etc
1212 // latched at intermission start
1213 double completed_time;
1215 // the timestamp of the last two messages
1218 // clients view of time, time should be between mtime[0] and mtime[1] to
1219 // generate a lerp point for other data, oldtime is the previous frame's
1220 // value of time, frametime is the difference between time and oldtime
1221 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
1222 // is only forcefully limited when a packet is received
1223 double time, oldtime;
1224 // how long it has been since the previous client frame in real time
1225 // (not game time, for that use cl.time - cl.oldtime)
1226 double realframetime;
1228 // fade var for fading while dead
1231 // motionblur alpha level variable
1232 float motionbluralpha;
1234 // copy of realtime from last recieved message, for net trouble icon
1235 float last_received_message;
1237 // information that is static for the entire time connected to a server
1238 struct model_s *model_precache[MAX_MODELS];
1239 struct sfx_s *sound_precache[MAX_SOUNDS];
1241 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1242 char model_name[MAX_MODELS][MAX_QPATH];
1243 char sound_name[MAX_SOUNDS][MAX_QPATH];
1245 // for display on solo scoreboard
1246 char worldmessage[40]; // map title (not related to filename)
1247 // variants of map name
1248 char worldbasename[MAX_QPATH]; // %s
1249 char worldname[MAX_QPATH]; // maps/%s.bsp
1250 char worldnamenoextension[MAX_QPATH]; // maps/%s
1251 // cl_entitites[cl.viewentity] = player
1253 // the real player entity (normally same as viewentity,
1254 // different than viewentity if mod uses chasecam or other tricks)
1255 int realplayerentity;
1256 // this is updated to match cl.viewentity whenever it is in the clients
1257 // range, basically this is used in preference to cl.realplayerentity for
1258 // most purposes because when spectating another player it should show
1259 // their information rather than yours
1261 // max players that can be in this game
1263 // type of game (deathmatch, coop, singleplayer)
1266 // models and sounds used by engine code (particularly cl_parse.c)
1267 dp_model_t *model_bolt;
1268 dp_model_t *model_bolt2;
1269 dp_model_t *model_bolt3;
1270 dp_model_t *model_beam;
1272 sfx_t *sfx_knighthit;
1278 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1279 qboolean foundtalk2wav;
1281 // refresh related state
1283 // cl_entitites[0].model
1284 struct model_s *worldmodel;
1290 int cdtrack, looptrack;
1295 scoreboard_t *scores;
1297 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1298 cl_parsingtextmode_t parsingtextmode;
1299 int parsingtextplayerindex;
1300 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1301 // (which could eat the wrong ping report if the player issues one
1302 // manually, but they would still see a ping report, just a later one
1303 // caused by the scoreboard code rather than the one they intentionally
1305 int parsingtextexpectingpingforscores;
1307 // entity database stuff
1308 // latest received entity frame numbers
1309 #define LATESTFRAMENUMS 32
1310 int latestframenumsposition;
1311 int latestframenums[LATESTFRAMENUMS];
1312 unsigned int latestsendnums[LATESTFRAMENUMS];
1313 entityframe_database_t *entitydatabase;
1314 entityframe4_database_t *entitydatabase4;
1315 entityframeqw_database_t *entitydatabaseqw;
1317 // keep track of quake entities because they need to be killed if they get stale
1318 int lastquakeentity;
1319 unsigned char isquakeentity[MAX_EDICTS];
1321 // bounding boxes for clientside movement
1322 vec3_t playerstandmins;
1323 vec3_t playerstandmaxs;
1324 vec3_t playercrouchmins;
1325 vec3_t playercrouchmaxs;
1327 // old decals are killed based on this
1328 unsigned int decalsequence;
1331 int max_csqcrenderentities;
1332 int max_static_entities;
1337 int max_brushmodel_entities;
1343 entity_render_t *csqcrenderentities;
1344 unsigned char *entities_active;
1345 entity_t *static_entities;
1346 cl_effect_t *effects;
1349 lightstyle_t *lightstyle;
1350 int *brushmodel_entities;
1351 particle_t *particles;
1353 showlmp_t *showlmps;
1356 int num_static_entities;
1357 int num_brushmodel_entities;
1365 double particles_updatetime;
1366 double decals_updatetime;
1370 // cl_serverextension_download feature
1371 int loadmodel_current;
1372 int downloadmodel_current;
1373 int loadmodel_total;
1374 int loadsound_current;
1375 int downloadsound_current;
1376 int loadsound_total;
1377 qboolean downloadcsqc;
1380 qboolean loadfinished;
1384 // local copy of the server infostring
1385 char qw_serverinfo[MAX_SERVERINFO_STRING];
1387 // time of last qw "pings" command sent to server while showing scores
1388 double last_ping_request;
1390 // used during connect
1393 // updated from serverinfo
1396 // unused: indicates whether the player is spectating
1397 // use cl.scores[cl.playerentity-1].qw_spectator instead
1398 //qboolean qw_spectator;
1400 // last time an input packet was sent
1401 double lastpackettime;
1403 // movement parameters for client prediction
1404 unsigned int moveflags;
1405 float movevars_wallfriction;
1406 float movevars_waterfriction;
1407 float movevars_friction;
1408 float movevars_timescale;
1409 float movevars_gravity;
1410 float movevars_stopspeed;
1411 float movevars_maxspeed;
1412 float movevars_spectatormaxspeed;
1413 float movevars_accelerate;
1414 float movevars_airaccelerate;
1415 float movevars_wateraccelerate;
1416 float movevars_entgravity;
1417 float movevars_jumpvelocity;
1418 float movevars_edgefriction;
1419 float movevars_maxairspeed;
1420 float movevars_stepheight;
1421 float movevars_airaccel_qw;
1422 float movevars_airaccel_qw_stretchfactor;
1423 float movevars_airaccel_sideways_friction;
1424 float movevars_airstopaccelerate;
1425 float movevars_airstrafeaccelerate;
1426 float movevars_maxairstrafespeed;
1427 float movevars_airstrafeaccel_qw;
1428 float movevars_aircontrol;
1429 float movevars_aircontrol_power;
1430 float movevars_aircontrol_penalty;
1431 float movevars_warsowbunny_airforwardaccel;
1432 float movevars_warsowbunny_accel;
1433 float movevars_warsowbunny_topspeed;
1434 float movevars_warsowbunny_turnaccel;
1435 float movevars_warsowbunny_backtosideratio;
1436 float movevars_ticrate;
1437 float movevars_airspeedlimit_nonqw;
1439 // models used by qw protocol
1440 int qw_modelindex_spike;
1441 int qw_modelindex_player;
1442 int qw_modelindex_flag;
1443 int qw_modelindex_s_explod;
1445 vec3_t qw_intermission_origin;
1446 vec3_t qw_intermission_angles;
1448 // 255 is the most nails the QW protocol could send
1450 vec_t qw_nails[255][6];
1452 float qw_weaponkick;
1454 unsigned int qw_validsequence;
1456 unsigned int qw_deltasequence[QW_UPDATE_BACKUP];
1459 // server entity number corresponding to a clientside entity
1460 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1461 qboolean csqc_loaded;
1462 vec3_t csqc_vieworigin;
1463 vec3_t csqc_viewangles;
1464 vec3_t csqc_vieworiginfromengine;
1465 vec3_t csqc_viewanglesfromengine;
1466 matrix4x4_t csqc_viewmodelmatrixfromengine;
1467 qboolean csqc_usecsqclistener;
1468 matrix4x4_t csqc_listenermatrix;
1469 char csqc_printtextbuf[MAX_INPUTLINE];
1471 // collision culling data
1474 // loc file stuff (points and boxes describing locations in the level)
1475 cl_locnode_t *locnodes;
1476 // this is updated to cl.movement_origin whenever health is < 1
1477 // used by %d print in say/say_team messages if cl_locs_enable is on
1478 vec3_t lastdeathorigin;
1480 // processing buffer used by R_BuildLightMap, reallocated as needed,
1481 // freed on each level change
1482 size_t buildlightmapmemorysize;
1483 unsigned char *buildlightmapmemory;
1485 // used by EntityState5_ReadUpdate
1486 skeleton_t *engineskeletonobjects;
1493 extern cvar_t cl_name;
1494 extern cvar_t cl_color;
1495 extern cvar_t cl_rate;
1496 extern cvar_t cl_rate_burstsize;
1497 extern cvar_t cl_pmodel;
1498 extern cvar_t cl_playermodel;
1499 extern cvar_t cl_playerskin;
1501 extern cvar_t rcon_password;
1502 extern cvar_t rcon_address;
1504 extern cvar_t cl_upspeed;
1505 extern cvar_t cl_forwardspeed;
1506 extern cvar_t cl_backspeed;
1507 extern cvar_t cl_sidespeed;
1509 extern cvar_t cl_movespeedkey;
1511 extern cvar_t cl_yawspeed;
1512 extern cvar_t cl_pitchspeed;
1514 extern cvar_t cl_anglespeedkey;
1516 extern cvar_t cl_autofire;
1518 extern cvar_t cl_shownet;
1519 extern cvar_t cl_nolerp;
1520 extern cvar_t cl_nettimesyncfactor;
1521 extern cvar_t cl_nettimesyncboundmode;
1522 extern cvar_t cl_nettimesyncboundtolerance;
1524 extern cvar_t cl_pitchdriftspeed;
1525 extern cvar_t lookspring;
1526 extern cvar_t lookstrafe;
1527 extern cvar_t sensitivity;
1529 extern cvar_t freelook;
1531 extern cvar_t m_pitch;
1532 extern cvar_t m_yaw;
1533 extern cvar_t m_forward;
1534 extern cvar_t m_side;
1536 extern cvar_t cl_autodemo;
1537 extern cvar_t cl_autodemo_nameformat;
1538 extern cvar_t cl_autodemo_delete;
1540 extern cvar_t r_draweffects;
1542 extern cvar_t cl_explosions_alpha_start;
1543 extern cvar_t cl_explosions_alpha_end;
1544 extern cvar_t cl_explosions_size_start;
1545 extern cvar_t cl_explosions_size_end;
1546 extern cvar_t cl_explosions_lifetime;
1547 extern cvar_t cl_stainmaps;
1548 extern cvar_t cl_stainmaps_clearonload;
1550 extern cvar_t cl_prydoncursor;
1551 extern cvar_t cl_prydoncursor_notrace;
1553 extern cvar_t cl_locs_enable;
1555 extern client_state_t cl;
1557 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);
1559 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1560 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1562 //=============================================================================
1568 void CL_Shutdown (void);
1569 void CL_Init (void);
1571 void CL_EstablishConnection(const char *host, int firstarg);
1573 void CL_Disconnect (void);
1574 void CL_Disconnect_f (void);
1576 void CL_UpdateRenderEntity(entity_render_t *ent);
1577 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1578 void CL_UpdateViewEntities(void);
1583 typedef struct kbutton_s
1585 int down[2]; // key nums holding it down
1586 int state; // low bit is down state
1590 extern kbutton_t in_mlook, in_klook;
1591 extern kbutton_t in_strafe;
1592 extern kbutton_t in_speed;
1594 void CL_InitInput (void);
1595 void CL_SendMove (void);
1597 void CL_ValidateState(entity_state_t *s);
1598 void CL_MoveLerpEntityStates(entity_t *ent);
1599 void CL_LerpUpdate(entity_t *e);
1600 void CL_ParseTEnt (void);
1601 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1602 void CL_RelinkBeams (void);
1603 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1604 void CL_ClientMovement_Replay(void);
1606 void CL_ClearTempEntities (void);
1607 entity_render_t *CL_NewTempEntity (double shadertime);
1609 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1611 void CL_ClearState (void);
1612 void CL_ExpandEntities(int num);
1613 void CL_ExpandCSQCRenderEntities(int num);
1614 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1617 void CL_UpdateWorld (void);
1618 void CL_WriteToServer (void);
1619 void CL_Input (void);
1620 extern int cl_ignoremousemoves;
1623 float CL_KeyState (kbutton_t *key);
1624 const char *Key_KeynumToString (int keynum, char *buf, size_t buflength);
1625 int Key_StringToKeynum (const char *str);
1630 void CL_StopPlayback(void);
1631 void CL_ReadDemoMessage(void);
1632 void CL_WriteDemoMessage(sizebuf_t *mesage);
1634 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1635 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1637 void CL_NextDemo(void);
1638 void CL_Stop_f(void);
1639 void CL_Record_f(void);
1640 void CL_PlayDemo_f(void);
1641 void CL_TimeDemo_f(void);
1646 void CL_Parse_Init(void);
1647 void CL_Parse_Shutdown(void);
1648 void CL_ParseServerMessage(void);
1649 void CL_Parse_DumpPacket(void);
1650 void CL_Parse_ErrorCleanUp(void);
1651 void QW_CL_StartUpload(unsigned char *data, int size);
1652 extern cvar_t qport;
1653 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1658 void V_StartPitchDrift (void);
1659 void V_StopPitchDrift (void);
1662 float V_CalcRoll (const vec3_t angles, const vec3_t velocity);
1663 void V_UpdateBlends (void);
1664 void V_ParseDamage (void);
1670 extern cvar_t cl_particles;
1671 extern cvar_t cl_particles_quality;
1672 extern cvar_t cl_particles_size;
1673 extern cvar_t cl_particles_quake;
1674 extern cvar_t cl_particles_blood;
1675 extern cvar_t cl_particles_blood_alpha;
1676 extern cvar_t cl_particles_blood_decal_alpha;
1677 extern cvar_t cl_particles_blood_decal_scalemin;
1678 extern cvar_t cl_particles_blood_decal_scalemax;
1679 extern cvar_t cl_particles_blood_bloodhack;
1680 extern cvar_t cl_particles_bulletimpacts;
1681 extern cvar_t cl_particles_explosions_sparks;
1682 extern cvar_t cl_particles_explosions_shell;
1683 extern cvar_t cl_particles_rain;
1684 extern cvar_t cl_particles_snow;
1685 extern cvar_t cl_particles_smoke;
1686 extern cvar_t cl_particles_smoke_alpha;
1687 extern cvar_t cl_particles_smoke_alphafade;
1688 extern cvar_t cl_particles_sparks;
1689 extern cvar_t cl_particles_bubbles;
1690 extern cvar_t cl_decals;
1691 extern cvar_t cl_decals_time;
1692 extern cvar_t cl_decals_fadetime;
1694 void CL_Particles_Clear(void);
1695 void CL_Particles_Init(void);
1696 void CL_Particles_Shutdown(void);
1697 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]);
1699 typedef enum effectnameindex_s
1703 EFFECT_TE_GUNSHOTQUAD,
1705 EFFECT_TE_SPIKEQUAD,
1706 EFFECT_TE_SUPERSPIKE,
1707 EFFECT_TE_SUPERSPIKEQUAD,
1709 EFFECT_TE_KNIGHTSPIKE,
1710 EFFECT_TE_EXPLOSION,
1711 EFFECT_TE_EXPLOSIONQUAD,
1712 EFFECT_TE_TAREXPLOSION,
1714 EFFECT_TE_LAVASPLASH,
1715 EFFECT_TE_SMALLFLASH,
1720 EFFECT_TE_PLASMABURN,
1722 EFFECT_TE_TEI_SMOKE,
1723 EFFECT_TE_TEI_BIGEXPLOSION,
1724 EFFECT_TE_TEI_PLASMAHIT,
1730 EFFECT_TR_SLIGHTBLOOD,
1731 EFFECT_TR_KNIGHTSPIKE,
1732 EFFECT_TR_VORESPIKE,
1733 EFFECT_TR_NEHAHRASMOKE,
1734 EFFECT_TR_NEXUIZPLASMA,
1735 EFFECT_TR_GLOWTRAIL,
1736 EFFECT_SVC_PARTICLE,
1741 int CL_ParticleEffectIndexForName(const char *name);
1742 const char *CL_ParticleEffectNameForIndex(int i);
1743 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);
1744 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);
1745 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);
1746 void CL_ParseParticleEffect (void);
1747 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);
1748 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1749 void CL_EntityParticles (const entity_t *ent);
1750 void CL_ParticleExplosion (const vec3_t org);
1751 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1752 void R_NewExplosion(const vec3_t org);
1754 #include "cl_screen.h"
1756 extern qboolean sb_showscores;
1758 float RSurf_FogVertex(const vec3_t p);
1759 float RSurf_FogPoint(const vec3_t p);
1761 typedef enum r_viewport_type_e
1763 R_VIEWPORTTYPE_ORTHO,
1764 R_VIEWPORTTYPE_PERSPECTIVE,
1765 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1766 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1767 R_VIEWPORTTYPE_TOTAL
1771 typedef struct r_viewport_s
1773 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1774 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1775 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1782 r_viewport_type_t type;
1783 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1787 typedef struct r_refdef_view_s
1789 // view information (changes multiple times per frame)
1790 // if any of these variables change then r_refdef.viewcache must be regenerated
1791 // by calling R_View_Update
1792 // (which also updates viewport, scissor, colormask)
1794 // it is safe and expected to copy this into a structure on the stack and
1795 // call the renderer recursively, then restore from the stack afterward
1796 // (as long as R_View_Update is called)
1798 // eye position information
1799 matrix4x4_t matrix, inverse_matrix;
1805 int numfrustumplanes;
1806 mplane_t frustum[6];
1807 qboolean useclipplane;
1808 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1810 float frustum_x, frustum_y;
1811 vec3_t frustumcorner[4];
1812 // if turned off it renders an ortho view
1814 // allows visibility culling based on the view origin (e.g. pvs and R_CanSeeBox)
1815 // this is turned off by:
1817 // !r_refdef.view.useperspective
1818 // (sometimes) r_refdef.view.useclipplane
1819 int usevieworiginculling;
1820 float ortho_x, ortho_y;
1822 // screen area to render in
1829 r_viewport_t viewport; // note: if r_viewscale is used, the viewport.width and viewport.height may be less than width and height
1831 // which color components to allow (for anaglyph glasses)
1834 // global RGB color multiplier for rendering
1837 // whether to call R_ClearScreen before rendering stuff
1839 // if true, don't clear or do any post process effects (bloom, etc)
1841 // 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)
1844 // whether to draw r_showtris and such, this is only true for the main
1845 // view render, all secondary renders (mirrors, portals, cameras,
1846 // distortion effects, etc) omit such debugging information
1849 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1853 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1858 typedef struct r_refdef_viewcache_s
1860 // updated by gl_main_newmap()
1862 int world_numclusters;
1863 int world_numclusterbytes;
1865 int world_numsurfaces;
1867 // these properties are generated by R_View_Update()
1869 // which entities are currently visible for this viewpoint
1870 // (the used range is 0...r_refdef.scene.numentities)
1871 unsigned char *entityvisible;
1873 // flag arrays used for visibility checking on world model
1874 // (all other entities have no per-surface/per-leaf visibility checks)
1875 unsigned char *world_pvsbits;
1876 unsigned char *world_leafvisible;
1877 unsigned char *world_surfacevisible;
1878 // if true, the view is currently in a leaf without pvs data
1879 qboolean world_novis;
1881 r_refdef_viewcache_t;
1883 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1884 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1885 typedef struct r_refdef_scene_s {
1886 // whether to call S_ExtraUpdate during render to reduce sound chop
1887 qboolean extraupdate;
1889 // (client gameworld) time for rendering time based effects
1893 entity_render_t *worldentity;
1895 // same as worldentity->model
1896 dp_model_t *worldmodel;
1898 // renderable entities (excluding world)
1899 entity_render_t **entities;
1903 // field of temporary entities that is reset each (client) frame
1904 entity_render_t *tempentities;
1905 int numtempentities;
1906 int maxtempentities;
1907 qboolean expandtempentities;
1909 // renderable dynamic lights
1910 rtlight_t *lights[MAX_DLIGHTS];
1911 rtlight_t templights[MAX_DLIGHTS];
1914 // intensities for light styles right now, controls rtlights
1915 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1916 // 8.8bit fixed point intensities for light styles
1917 // controls intensity lightmap layers
1918 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1920 // adds brightness to the whole scene, separate from lightmapintensity
1921 // see CL_UpdateEntityShading
1922 float ambientintensity;
1923 // brightness of lightmap and modellight lighting on materials
1924 // see CL_UpdateEntityShading
1925 float lightmapintensity;
1928 qboolean rtworldshadows;
1930 qboolean rtdlightshadows;
1933 typedef struct r_refdef_s
1935 // these fields define the basic rendering information for the world
1936 // but not the view, which could change multiple times in one rendered
1937 // frame (for example when rendering textures for certain effects)
1939 // these are set for water warping before
1940 // frustum_x/frustum_y are calculated
1941 float frustumscale_x, frustumscale_y;
1943 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1944 r_refdef_view_t view;
1945 r_refdef_viewcache_t viewcache;
1947 // minimum visible distance (pixels closer than this disappear)
1949 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1950 // in 32bpp an infinite-farclip matrix is used instead)
1953 // fullscreen color blend
1956 r_refdef_scene_t scene;
1959 float fogplaneviewdist;
1960 qboolean fogplaneviewabove;
1961 float fogheightfade;
1964 float fograngerecip;
1965 float fogmasktabledistmultiplier;
1966 #define FOGMASKTABLEWIDTH 1024
1967 float fogmasktable[FOGMASKTABLEWIDTH];
1968 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1977 float fog_fadedepth;
1978 qboolean fogenabled;
1979 qboolean oldgl_fogenable;
1981 // new flexible texture height fog (overrides normal fog)
1982 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1983 unsigned char *fog_height_table1d;
1984 unsigned char *fog_height_table2d;
1985 int fog_height_tablesize; // enable
1986 float fog_height_tablescale;
1987 float fog_height_texcoordscale;
1988 char fogheighttexturename[64]; // detects changes to active fog height texture
1990 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1992 // true during envmap command capture
1995 // whether to draw world lights realtime, dlights realtime, and their shadows
1996 float polygonfactor;
1997 float polygonoffset;
1999 // how long R_RenderView took on the previous frame
2000 double lastdrawscreentime;
2002 // rendering stats for r_speeds display
2003 // (these are incremented in many places)
2004 int stats[r_stat_count];
2008 extern r_refdef_t r_refdef;
2010 typedef enum waterlevel_e
2014 WATERLEVEL_SWIMMING,
2015 WATERLEVEL_SUBMERGED
2019 typedef struct cl_clientmovement_state_s
2021 // entity to be ignored for movement
2022 struct prvm_edict_s *self;
2026 // current bounding box (different if crouched vs standing)
2029 // currently on the ground
2031 // currently crouching
2033 // what kind of water (SUPERCONTENTS_LAVA for instance)
2036 waterlevel_t waterlevel;
2037 // weird hacks when jumping out of water
2038 // (this is in seconds and counts down to 0)
2039 float waterjumptime;
2044 cl_clientmovement_state_t;
2045 void CL_ClientMovement_PlayerMove_Frame(cl_clientmovement_state_t *s);
2047 // warpzone prediction hack (CSQC builtin)
2048 void CL_RotateMoves(const matrix4x4_t *m);
2050 typedef enum meshname_e {
2057 extern entity_t cl_meshentities[NUM_MESHENTITIES];
2058 extern dp_model_t cl_meshentitymodels[NUM_MESHENTITIES];
2059 extern const char *cl_meshentitynames[NUM_MESHENTITIES];
2060 #define CL_Mesh_Debug() (&cl_meshentitymodels[MESH_DEBUG])
2061 #define CL_Mesh_CSQC() (&cl_meshentitymodels[MESH_CSQCPOLYGONS])
2062 #define CL_Mesh_Particles() (&cl_meshentitymodels[MESH_PARTICLES])
2063 #define CL_Mesh_UI() (&cl_meshentitymodels[MESH_UI])
2064 void CL_MeshEntities_AddToScene(void);
2065 void CL_MeshEntities_Reset(void);
2066 void CL_UpdateEntityShading(void);
2068 void CL_NewFrameReceived(int num);
2069 void CL_ParseEntityLump(char *entitystring);
2070 void CL_FindNonSolidLocation(const vec3_t in, vec3_t out, vec_t radius);
2071 void CL_RelinkLightFlashes(void);
2072 void CL_Beam_AddPolygons(const beam_t *b);
2073 void Sbar_ShowFPS(void);
2074 void Sbar_ShowFPS_Update(void);
2075 void Host_SaveConfig(void);
2076 void Host_LoadConfig_f(void);
2077 void CL_UpdateMoveVars(void);
2078 void SCR_CaptureVideo_SoundFrame(const portable_sampleframe_t *paintbuffer, size_t length);
2079 void V_DriftPitch(void);
2080 void V_FadeViewFlashs(void);
2081 void V_CalcViewBlend(void);
2082 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);
2083 void V_CalcRefdef(void);
2084 void CL_Locs_Reload_f(void);