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696 lines
17 KiB
696 lines
17 KiB
/* |
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cl_parse.c - parse a message received from the server |
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Copyright (C) 2008 Uncle Mike |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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|
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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*/ |
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|
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#include "common.h" |
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#include "client.h" |
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#include "net_encode.h" |
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#include "particledef.h" |
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#include "cl_tent.h" |
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#include "shake.h" |
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#include "hltv.h" |
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#include "input.h" |
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/* |
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================== |
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CL_ParseStaticEntity |
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static client entity |
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================== |
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*/ |
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void CL_LegacyParseStaticEntity( sizebuf_t *msg ) |
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{ |
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int i; |
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entity_state_t state; |
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cl_entity_t *ent; |
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memset( &state, 0, sizeof( state )); |
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state.modelindex = MSG_ReadShort( msg ); |
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state.sequence = MSG_ReadByte( msg ); |
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state.frame = MSG_ReadByte( msg ); |
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state.colormap = MSG_ReadWord( msg ); |
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state.skin = MSG_ReadByte( msg ); |
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for( i = 0; i < 3; i++ ) |
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{ |
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state.origin[i] = MSG_ReadCoord( msg ); |
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state.angles[i] = MSG_ReadBitAngle( msg, 16 ); |
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} |
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state.rendermode = MSG_ReadByte( msg ); |
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if( state.rendermode != kRenderNormal ) |
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{ |
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state.renderamt = MSG_ReadByte( msg ); |
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state.rendercolor.r = MSG_ReadByte( msg ); |
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state.rendercolor.g = MSG_ReadByte( msg ); |
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state.rendercolor.b = MSG_ReadByte( msg ); |
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state.renderfx = MSG_ReadByte( msg ); |
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} |
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i = clgame.numStatics; |
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if( i >= MAX_STATIC_ENTITIES ) |
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{ |
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Con_Printf( S_ERROR "MAX_STATIC_ENTITIES limit exceeded!\n" ); |
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return; |
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} |
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ent = &clgame.static_entities[i]; |
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clgame.numStatics++; |
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// all states are same |
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ent->baseline = ent->curstate = ent->prevstate = state; |
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ent->index = 0; // static entities doesn't has the numbers |
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// statics may be respawned in game e.g. for demo recording |
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if( cls.state == ca_connected || cls.state == ca_validate ) |
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ent->trivial_accept = INVALID_HANDLE; |
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|
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// setup the new static entity |
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VectorCopy( ent->curstate.origin, ent->origin ); |
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VectorCopy( ent->curstate.angles, ent->angles ); |
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ent->model = CL_ModelHandle( state.modelindex ); |
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ent->curstate.framerate = 1.0f; |
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CL_ResetLatchedVars( ent, true ); |
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if( ent->curstate.rendermode == kRenderNormal && ent->model != NULL ) |
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{ |
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// auto 'solid' faces |
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if( FBitSet( ent->model->flags, MODEL_TRANSPARENT ) && Host_IsQuakeCompatible( )) |
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{ |
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ent->curstate.rendermode = kRenderTransAlpha; |
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ent->curstate.renderamt = 255; |
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} |
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} |
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R_AddEfrags( ent ); // add link |
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} |
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void CL_LegacyParseSoundPacket( sizebuf_t *msg, qboolean is_ambient ) |
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{ |
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vec3_t pos; |
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int chan, sound; |
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float volume, attn; |
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int flags, pitch, entnum; |
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sound_t handle = 0; |
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flags = MSG_ReadWord( msg ); |
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if( flags & SND_LEGACY_LARGE_INDEX ) |
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{ |
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sound = MSG_ReadWord( msg ); |
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flags &= ~SND_LEGACY_LARGE_INDEX; |
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} |
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else |
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sound = MSG_ReadByte( msg ); |
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chan = MSG_ReadByte( msg ); |
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if( FBitSet( flags, SND_VOLUME )) |
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volume = (float)MSG_ReadByte( msg ) / 255.0f; |
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else volume = VOL_NORM; |
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if( FBitSet( flags, SND_ATTENUATION )) |
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attn = (float)MSG_ReadByte( msg ) / 64.0f; |
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else attn = ATTN_NONE; |
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if( FBitSet( flags, SND_PITCH )) |
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pitch = MSG_ReadByte( msg ); |
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else pitch = PITCH_NORM; |
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// entity reletive |
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entnum = MSG_ReadWord( msg ); |
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// positioned in space |
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MSG_ReadVec3Coord( msg, pos ); |
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if( FBitSet( flags, SND_SENTENCE )) |
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{ |
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char sentenceName[32]; |
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//if( FBitSet( flags, SND_SEQUENCE )) |
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//Q_snprintf( sentenceName, sizeof( sentenceName ), "!#%i", sound + MAX_SOUNDS ); |
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//else |
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Q_snprintf( sentenceName, sizeof( sentenceName ), "!%i", sound ); |
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handle = S_RegisterSound( sentenceName ); |
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} |
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else handle = cl.sound_index[sound]; // see precached sound |
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if( !cl.audio_prepped ) |
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return; // too early |
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// g-cont. sound and ambient sound have only difference with channel |
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if( is_ambient ) |
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{ |
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S_AmbientSound( pos, entnum, handle, volume, attn, pitch, flags ); |
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} |
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else |
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{ |
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S_StartSound( pos, entnum, chan, handle, volume, attn, pitch, flags ); |
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} |
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} |
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/* |
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================ |
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CL_PrecacheSound |
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prceache sound from server |
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================ |
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*/ |
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void CL_LegacyPrecacheSound( sizebuf_t *msg ) |
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{ |
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int soundIndex; |
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soundIndex = MSG_ReadUBitLong( msg, MAX_SOUND_BITS ); |
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if( soundIndex < 0 || soundIndex >= MAX_SOUNDS ) |
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Host_Error( "CL_PrecacheSound: bad soundindex %i\n", soundIndex ); |
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Q_strncpy( cl.sound_precache[soundIndex], MSG_ReadString( msg ), sizeof( cl.sound_precache[0] )); |
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// when we loading map all resources is precached sequentially |
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//if( !cl.audio_prepped ) return; |
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cl.sound_index[soundIndex] = S_RegisterSound( cl.sound_precache[soundIndex] ); |
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} |
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void CL_LegacyPrecacheModel( sizebuf_t *msg ) |
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{ |
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int modelIndex; |
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string model; |
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modelIndex = MSG_ReadUBitLong( msg, MAX_LEGACY_MODEL_BITS ); |
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if( modelIndex < 0 || modelIndex >= MAX_MODELS ) |
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Host_Error( "CL_PrecacheModel: bad modelindex %i\n", modelIndex ); |
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Q_strncpy( model, MSG_ReadString( msg ), MAX_STRING ); |
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//Q_strncpy( cl.model_precache[modelIndex], BF_ReadString( msg ), sizeof( cl.model_precache[0] )); |
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// when we loading map all resources is precached sequentially |
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//if( !cl.video_prepped ) return; |
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if( modelIndex == 1 && !cl.worldmodel ) |
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{ |
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CL_ClearWorld (); |
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cl.models[modelIndex] = cl.worldmodel = Mod_LoadWorld( model, true ); |
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return; |
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} |
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//Mod_RegisterModel( cl.model_precache[modelIndex], modelIndex ); |
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cl.models[modelIndex] = Mod_ForName( model, false, false ); |
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cl.nummodels = Q_max( cl.nummodels, modelIndex ); |
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} |
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void CL_LegacyPrecacheEvent( sizebuf_t *msg ) |
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{ |
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int eventIndex; |
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eventIndex = MSG_ReadUBitLong( msg, MAX_EVENT_BITS ); |
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if( eventIndex < 0 || eventIndex >= MAX_EVENTS ) |
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Host_Error( "CL_PrecacheEvent: bad eventindex %i\n", eventIndex ); |
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Q_strncpy( cl.event_precache[eventIndex], MSG_ReadString( msg ), sizeof( cl.event_precache[0] )); |
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// can be set now |
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CL_SetEventIndex( cl.event_precache[eventIndex], eventIndex ); |
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} |
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#if XASH_LOW_MEMORY == 0 |
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#define MAX_LEGACY_RESOURCES 2048 |
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#elif XASH_LOW_MEMORY == 2 |
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#define MAX_LEGACY_RESOURCES 1 |
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#elif XASH_LOW_MEMORY == 1 |
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#define MAX_LEGACY_RESOURCES 512 |
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#endif |
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/* |
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============== |
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CL_ParseResourceList |
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============== |
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*/ |
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void CL_LegacyParseResourceList( sizebuf_t *msg ) |
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{ |
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int i = 0; |
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static struct |
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{ |
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int rescount; |
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int restype[MAX_LEGACY_RESOURCES]; |
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char resnames[MAX_LEGACY_RESOURCES][MAX_QPATH]; |
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} reslist; |
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memset( &reslist, 0, sizeof( reslist )); |
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reslist.rescount = MSG_ReadWord( msg ) - 1; |
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if( reslist.rescount > MAX_LEGACY_RESOURCES ) |
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Host_Error("MAX_RESOURCES reached\n"); |
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for( i = 0; i < reslist.rescount; i++ ) |
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{ |
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reslist.restype[i] = MSG_ReadWord( msg ); |
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Q_strncpy( reslist.resnames[i], MSG_ReadString( msg ), MAX_QPATH ); |
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} |
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if( CL_IsPlaybackDemo() ) |
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{ |
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return; |
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} |
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HTTP_ResetProcessState(); |
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host.downloadcount = 0; |
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for( i = 0; i < reslist.rescount; i++ ) |
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{ |
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char soundpath[MAX_VA_STRING]; |
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const char *path; |
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if( reslist.restype[i] == t_sound ) |
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{ |
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Q_snprintf( soundpath, sizeof( soundpath ), DEFAULT_SOUNDPATH "%s", reslist.resnames[i] ); |
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path = soundpath; |
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} |
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else path = reslist.resnames[i]; |
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if( FS_FileExists( path, false )) |
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continue; // already exists |
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host.downloadcount++; |
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HTTP_AddDownload( path, -1, true ); |
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} |
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if( !host.downloadcount ) |
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{ |
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MSG_WriteByte( &cls.netchan.message, clc_stringcmd ); |
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MSG_WriteString( &cls.netchan.message, "continueloading" ); |
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} |
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} |
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/* |
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===================== |
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CL_ParseLegacyServerMessage |
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dispatch messages |
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===================== |
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*/ |
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void CL_ParseLegacyServerMessage( sizebuf_t *msg, qboolean normal_message ) |
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{ |
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size_t bufStart, playerbytes; |
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int cmd, param1, param2; |
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int old_background; |
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const char *s; |
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cls.starting_count = MSG_GetNumBytesRead( msg ); // updates each frame |
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CL_Parse_Debug( true ); // begin parsing |
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if( normal_message ) |
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{ |
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// assume no entity/player update this packet |
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if( cls.state == ca_active ) |
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{ |
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cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].valid = false; |
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cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].choked = false; |
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} |
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else |
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{ |
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CL_ResetFrame( &cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK] ); |
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} |
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} |
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// parse the message |
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while( 1 ) |
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{ |
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if( MSG_CheckOverflow( msg )) |
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{ |
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Host_Error( "CL_ParseServerMessage: overflow!\n" ); |
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return; |
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} |
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// mark start position |
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bufStart = MSG_GetNumBytesRead( msg ); |
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// end of message (align bits) |
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if( MSG_GetNumBitsLeft( msg ) < 8 ) |
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break; |
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cmd = MSG_ReadServerCmd( msg ); |
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// record command for debugging spew on parse problem |
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CL_Parse_RecordCommand( cmd, bufStart ); |
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// other commands |
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switch( cmd ) |
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{ |
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case svc_bad: |
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Host_Error( "svc_bad\n" ); |
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break; |
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case svc_nop: |
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// this does nothing |
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break; |
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case svc_disconnect: |
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CL_Drop (); |
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Host_AbortCurrentFrame (); |
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break; |
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case svc_legacy_event: |
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CL_ParseEvent( msg ); |
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cl.frames[cl.parsecountmod].graphdata.event += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_legacy_changing: |
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old_background = cl.background; |
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if( MSG_ReadOneBit( msg )) |
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{ |
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int old_maxplayers = cl.maxclients; |
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cls.changelevel = true; |
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S_StopAllSounds( true ); |
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Con_Printf( "Server changing, reconnecting\n" ); |
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if( cls.demoplayback ) |
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{ |
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SCR_BeginLoadingPlaque( cl.background ); |
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cls.changedemo = true; |
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} |
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CL_ClearState (); |
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// a1ba: need to restore cl.maxclients because engine chooses |
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// frame backups count depending on this value |
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// In general, it's incorrect to call CL_InitEdicts right after |
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// CL_ClearState because of this bug. Some time later this logic |
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// should be re-done. |
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cl.maxclients = old_maxplayers; |
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CL_InitEdicts (); // re-arrange edicts |
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} |
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else Con_Printf( "Server disconnected, reconnecting\n" ); |
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if( cls.demoplayback ) |
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{ |
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cl.background = (cls.demonum != -1) ? true : false; |
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cls.state = ca_connected; |
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} |
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else |
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{ |
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// g-cont. local client skip the challenge |
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if( SV_Active( )) |
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cls.state = ca_disconnected; |
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else cls.state = ca_connecting; |
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cl.background = old_background; |
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cls.connect_time = MAX_HEARTBEAT; |
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cls.connect_retry = 0; |
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} |
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break; |
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case svc_setview: |
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CL_ParseViewEntity( msg ); |
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break; |
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case svc_sound: |
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CL_LegacyParseSoundPacket( msg, false ); |
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cl.frames[cl.parsecountmod].graphdata.sound += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_legacy_ambientsound: |
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CL_LegacyParseSoundPacket( msg, true ); |
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cl.frames[cl.parsecountmod].graphdata.sound += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_time: |
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CL_ParseServerTime( msg ); |
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break; |
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case svc_print: |
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Con_Printf( "%s", MSG_ReadString( msg )); |
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break; |
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case svc_stufftext: |
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s = MSG_ReadString( msg ); |
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#ifdef HACKS_RELATED_HLMODS |
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// disable Cry Of Fear antisave protection |
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if( !Q_strnicmp( s, "disconnect", 10 ) && cls.signon != SIGNONS ) |
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break; // too early |
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#endif |
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Con_Reportf( "Stufftext: %s", s ); |
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Cbuf_AddFilteredText( s ); |
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break; |
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case svc_setangle: |
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CL_ParseSetAngle( msg ); |
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break; |
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case svc_serverdata: |
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Cbuf_Execute(); // make sure any stuffed commands are done |
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CL_ParseServerData( msg, true ); |
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break; |
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case svc_lightstyle: |
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CL_ParseLightStyle( msg ); |
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break; |
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case svc_updateuserinfo: |
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CL_UpdateUserinfo( msg, true ); |
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break; |
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case svc_deltatable: |
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Delta_ParseTableField( msg ); |
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break; |
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case svc_clientdata: |
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CL_ParseClientData( msg ); |
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cl.frames[cl.parsecountmod].graphdata.client += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_resource: |
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CL_ParseResource( msg ); |
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break; |
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case svc_pings: |
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CL_UpdateUserPings( msg ); |
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break; |
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case svc_particle: |
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CL_ParseParticles( msg ); |
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break; |
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case svc_restoresound: |
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CL_ParseRestoreSoundPacket( msg ); |
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cl.frames[cl.parsecountmod].graphdata.sound += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_spawnstatic: |
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CL_LegacyParseStaticEntity( msg ); |
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break; |
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case svc_event_reliable: |
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CL_ParseReliableEvent( msg ); |
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cl.frames[cl.parsecountmod].graphdata.event += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_spawnbaseline: |
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CL_ParseBaseline( msg, true ); |
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break; |
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case svc_temp_entity: |
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CL_ParseTempEntity( msg ); |
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cl.frames[cl.parsecountmod].graphdata.tentities += MSG_GetNumBytesRead( msg ) - bufStart; |
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break; |
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case svc_setpause: |
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cl.paused = ( MSG_ReadOneBit( msg ) != 0 ); |
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break; |
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case svc_signonnum: |
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CL_ParseSignon( msg ); |
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break; |
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case svc_centerprint: |
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CL_CenterPrint( MSG_ReadString( msg ), 0.25f ); |
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break; |
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case svc_intermission: |
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cl.intermission = 1; |
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break; |
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case svc_legacy_modelindex: |
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CL_LegacyPrecacheModel( msg ); |
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break; |
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case svc_legacy_soundindex: |
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CL_LegacyPrecacheSound( msg ); |
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break; |
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case svc_cdtrack: |
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param1 = MSG_ReadByte( msg ); |
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param1 = bound( 1, param1, MAX_CDTRACKS ); // tracknum |
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param2 = MSG_ReadByte( msg ); |
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param2 = bound( 1, param2, MAX_CDTRACKS ); // loopnum |
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S_StartBackgroundTrack( clgame.cdtracks[param1-1], clgame.cdtracks[param2-1], 0, false ); |
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break; |
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case svc_restore: |
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CL_ParseRestore( msg ); |
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break; |
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case svc_legacy_eventindex: |
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CL_LegacyPrecacheEvent(msg); |
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break; |
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case svc_weaponanim: |
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param1 = MSG_ReadByte( msg ); // iAnim |
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param2 = MSG_ReadByte( msg ); // body |
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CL_WeaponAnim( param1, param2 ); |
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break; |
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case svc_bspdecal: |
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CL_ParseStaticDecal( msg ); |
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break; |
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case svc_roomtype: |
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param1 = MSG_ReadShort( msg ); |
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Cvar_SetValue( "room_type", param1 ); |
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break; |
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case svc_addangle: |
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CL_ParseAddAngle( msg ); |
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break; |
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case svc_usermessage: |
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CL_RegisterUserMessage( msg ); |
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break; |
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case svc_packetentities: |
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playerbytes = CL_ParsePacketEntities( msg, false ); |
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cl.frames[cl.parsecountmod].graphdata.players += playerbytes; |
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cl.frames[cl.parsecountmod].graphdata.entities += MSG_GetNumBytesRead( msg ) - bufStart - playerbytes; |
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break; |
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case svc_deltapacketentities: |
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playerbytes = CL_ParsePacketEntities( msg, true ); |
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cl.frames[cl.parsecountmod].graphdata.players += playerbytes; |
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cl.frames[cl.parsecountmod].graphdata.entities += MSG_GetNumBytesRead( msg ) - bufStart - playerbytes; |
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break; |
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case svc_legacy_chokecount: |
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{ |
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int i, j; |
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i = MSG_ReadByte( msg ); |
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j = cls.netchan.incoming_acknowledged - 1; |
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for( ; i > 0 && j > cls.netchan.outgoing_sequence - CL_UPDATE_BACKUP; j-- ) |
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{ |
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if( cl.frames[j & CL_UPDATE_MASK].receivedtime != -3.0 ) |
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{ |
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cl.frames[j & CL_UPDATE_MASK].choked = true; |
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cl.frames[j & CL_UPDATE_MASK].receivedtime = -2.0; |
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i--; |
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} |
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} |
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break; |
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} |
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//cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].choked = true; |
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//cl.frames[cls.netchan.incoming_sequence & CL_UPDATE_MASK].receivedtime = -2.0; |
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break; |
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case svc_resourcelist: |
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CL_LegacyParseResourceList( msg ); |
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break; |
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case svc_deltamovevars: |
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CL_ParseMovevars( msg ); |
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break; |
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case svc_resourcerequest: |
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CL_ParseResourceRequest( msg ); |
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break; |
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case svc_customization: |
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CL_ParseCustomization( msg ); |
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break; |
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case svc_crosshairangle: |
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CL_ParseCrosshairAngle( msg ); |
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break; |
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case svc_soundfade: |
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CL_ParseSoundFade( msg ); |
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break; |
|
case svc_filetxferfailed: |
|
CL_ParseFileTransferFailed( msg ); |
|
break; |
|
case svc_hltv: |
|
CL_ParseHLTV( msg ); |
|
break; |
|
case svc_director: |
|
CL_ParseDirector( msg ); |
|
break; |
|
case svc_resourcelocation: |
|
CL_ParseResLocation( msg ); |
|
break; |
|
case svc_querycvarvalue: |
|
CL_ParseCvarValue( msg, false ); |
|
break; |
|
case svc_querycvarvalue2: |
|
CL_ParseCvarValue( msg, true ); |
|
break; |
|
default: |
|
CL_ParseUserMessage( msg, cmd ); |
|
cl.frames[cl.parsecountmod].graphdata.usr += MSG_GetNumBytesRead( msg ) - bufStart; |
|
break; |
|
} |
|
} |
|
|
|
cl.frames[cl.parsecountmod].graphdata.msgbytes += MSG_GetNumBytesRead( msg ) - cls.starting_count; |
|
CL_Parse_Debug( false ); // done |
|
|
|
// we don't know if it is ok to save a demo message until |
|
// after we have parsed the frame |
|
if( !cls.demoplayback ) |
|
{ |
|
if( cls.demorecording && !cls.demowaiting ) |
|
{ |
|
CL_WriteDemoMessage( false, cls.starting_count, msg ); |
|
} |
|
else if( cls.state != ca_active ) |
|
{ |
|
CL_WriteDemoMessage( true, cls.starting_count, msg ); |
|
} |
|
} |
|
} |
|
|
|
void CL_LegacyPrecache_f( void ) |
|
{ |
|
int spawncount, i; |
|
model_t *mod; |
|
|
|
if( !cls.legacymode ) |
|
return; |
|
|
|
spawncount = Q_atoi( Cmd_Argv( 1 )); |
|
|
|
Con_Printf( "Setting up renderer...\n" ); |
|
|
|
// load tempent sprites (glowshell, muzzleflashes etc) |
|
CL_LoadClientSprites (); |
|
|
|
// invalidate all decal indexes |
|
memset( cl.decal_index, 0, sizeof( cl.decal_index )); |
|
cl.video_prepped = true; |
|
cl.audio_prepped = true; |
|
if( clgame.entities ) |
|
clgame.entities->model = cl.worldmodel; |
|
|
|
// update the ref state. |
|
R_UpdateRefState (); |
|
|
|
// tell rendering system we have a new set of models. |
|
ref.dllFuncs.R_NewMap (); |
|
|
|
CL_SetupOverviewParams(); |
|
|
|
// release unused SpriteTextures |
|
for( i = 1, mod = clgame.sprites; i < MAX_CLIENT_SPRITES; i++, mod++ ) |
|
{ |
|
if( mod->needload == NL_UNREFERENCED && COM_CheckString( mod->name )) |
|
Mod_FreeModel( mod ); |
|
} |
|
|
|
// Mod_FreeUnused (); |
|
|
|
if( host_developer.value <= DEV_NONE ) |
|
Con_ClearNotify(); // clear any lines of console text |
|
|
|
// done with all resources, issue prespawn command. |
|
// Include server count in case server disconnects and changes level during d/l |
|
MSG_BeginClientCmd( &cls.netchan.message, clc_stringcmd ); |
|
MSG_WriteStringf( &cls.netchan.message, "begin %i", spawncount ); |
|
cls.signon = SIGNONS; |
|
} |
|
|
|
void CL_LegacyUpdateInfo( void ) |
|
{ |
|
if( !cls.legacymode ) |
|
return; |
|
|
|
if( cls.state != ca_active ) |
|
return; |
|
|
|
MSG_BeginClientCmd( &cls.netchan.message, clc_legacy_userinfo ); |
|
MSG_WriteString( &cls.netchan.message, cls.userinfo ); |
|
} |
|
|
|
qboolean CL_LegacyMode( void ) |
|
{ |
|
return cls.legacymode; |
|
}
|
|
|