codemp/cgame/cg_snapshot.c File Reference

#include "cg_local.h"

Go to the source code of this file.

Functions
void	CG_SetInitialSnapshot (snapshot_t *snap)
qboolean	CG_UsingEWeb (void)
void	CG_ProcessSnapshots (void)

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Function Documentation

void CG_ProcessSnapshots (  void   )

Definition at line 338 of file cg_snapshot.c. References cg, CG_Error(), CG_SetInitialSnapshot(), cg_t::latestSnapshotNum, cg_t::latestSnapshotTime, cg_t::nextSnap, NULL, snapshot_t::serverTime, cg_t::snap, SNAPFLAG_NOT_ACTIVE, snapshot_t::snapFlags, cg_t::time, and trap_GetCurrentSnapshotNumber(). Referenced by CG_DrawActiveFrame(). { snapshot_t *snap; int n; // see what the latest snapshot the client system has is trap_GetCurrentSnapshotNumber( &n, &cg.latestSnapshotTime ); if ( n != cg.latestSnapshotNum ) { if ( n < cg.latestSnapshotNum ) { // this should never happen CG_Error( "CG_ProcessSnapshots: n < cg.latestSnapshotNum" ); } cg.latestSnapshotNum = n; } // If we have yet to receive a snapshot, check for it. // Once we have gotten the first snapshot, cg.snap will // always have valid data for the rest of the game while ( !cg.snap ) { snap = CG_ReadNextSnapshot(); if ( !snap ) { // we can't continue until we get a snapshot return; } // set our weapon selection to what // the playerstate is currently using if ( !( snap->snapFlags & SNAPFLAG_NOT_ACTIVE ) ) { CG_SetInitialSnapshot( snap ); } } // loop until we either have a valid nextSnap with a serverTime // greater than cg.time to interpolate towards, or we run // out of available snapshots do { // if we don't have a nextframe, try and read a new one in if ( !cg.nextSnap ) { snap = CG_ReadNextSnapshot(); // if we still don't have a nextframe, we will just have to // extrapolate if ( !snap ) { break; } CG_SetNextSnap( snap ); // if time went backwards, we have a level restart if ( cg.nextSnap->serverTime < cg.snap->serverTime ) { CG_Error( "CG_ProcessSnapshots: Server time went backwards" ); } } // if our time is < nextFrame's, we have a nice interpolating state if ( cg.time >= cg.snap->serverTime && cg.time < cg.nextSnap->serverTime ) { break; } // we have passed the transition from nextFrame to frame CG_TransitionSnapshot(); } while ( 1 ); // assert our valid conditions upon exiting if ( cg.snap == NULL ) { CG_Error( "CG_ProcessSnapshots: cg.snap == NULL" ); } if ( cg.time < cg.snap->serverTime ) { // this can happen right after a vid_restart cg.time = cg.snap->serverTime; } if ( cg.nextSnap != NULL && cg.nextSnap->serverTime <= cg.time ) { CG_Error( "CG_ProcessSnapshots: cg.nextSnap->serverTime <= cg.time" ); } }

void CG_SetInitialSnapshot (  snapshot_t *  snap  )

Definition at line 80 of file cg_snapshot.c. References BG_PlayerStateToEntityState(), centity_t, cg, CG_BuildSolidList(), CG_CheckEvents(), CG_CopyG2WeaponInstance(), cg_entities, CG_ExecuteNewServerCommands(), CG_Respawn(), cgs, cgs_t::clientinfo, playerState_s::clientNum, centity_s::currentState, centity_s::currentValid, snapshot_t::entities, entityState_t, FIRST_WEAPON, centity_s::interpolate, memcpy(), NULL, entityState_s::number, snapshot_t::numEntities, snapshot_t::ps, qfalse, qtrue, snapshot_t::serverCommandSequence, cg_t::snap, trap_G2_HaveWeGhoul2Models(), trap_G2API_AddBolt(), and trap_G2API_DuplicateGhoul2Instance(). Referenced by CG_ProcessSnapshots(). { int i; centity_t *cent; entityState_t *state; cg.snap = snap; if ((cg_entities[snap->ps.clientNum].ghoul2 == NULL) && trap_G2_HaveWeGhoul2Models(cgs.clientinfo[snap->ps.clientNum].ghoul2Model)) { trap_G2API_DuplicateGhoul2Instance(cgs.clientinfo[snap->ps.clientNum].ghoul2Model, &cg_entities[snap->ps.clientNum].ghoul2); CG_CopyG2WeaponInstance(&cg_entities[snap->ps.clientNum], FIRST_WEAPON, cg_entities[snap->ps.clientNum].ghoul2); if (trap_G2API_AddBolt(cg_entities[snap->ps.clientNum].ghoul2, 0, "face") == -1) { //check now to see if we have this bone for setting anims and such cg_entities[snap->ps.clientNum].noFace = qtrue; } } BG_PlayerStateToEntityState( &snap->ps, &cg_entities[ snap->ps.clientNum ].currentState, qfalse ); // sort out solid entities CG_BuildSolidList(); CG_ExecuteNewServerCommands( snap->serverCommandSequence ); // set our local weapon selection pointer to // what the server has indicated the current weapon is CG_Respawn(); for ( i = 0 ; i < cg.snap->numEntities ; i++ ) { state = &cg.snap->entities[ i ]; cent = &cg_entities[ state->number ]; memcpy(&cent->currentState, state, sizeof(entityState_t)); //cent->currentState = *state; cent->interpolate = qfalse; cent->currentValid = qtrue; CG_ResetEntity( cent ); // check for events CG_CheckEvents( cent ); } }

qboolean CG_UsingEWeb (  void   )

Definition at line 920 of file cg_predict.c. References cg, cg_entities, playerState_s::emplacedIndex, cg_t::predictedPlayerState, qboolean, qfalse, qtrue, playerState_s::weapon, WP_EMPLACED_GUN, and WP_NONE. Referenced by CG_PredictPlayerState(). { if (cg.predictedPlayerState.weapon == WP_EMPLACED_GUN && cg.predictedPlayerState.emplacedIndex && cg_entities[cg.predictedPlayerState.emplacedIndex].currentState.weapon == WP_NONE) { return qtrue; } return qfalse; }