e_event_entappear.cpp

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/*
Copyright (C) 2002-2023 UFO: Alien Invasion.

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.

*/

#include "../../../../client.h"
#include "../../../cl_localentity.h"
#include "e_event_entappear.h"
#include "../../../../../common/grid.h"

int CL_EntAppearTime (const struct eventRegister_s* self, dbuffer* msg, eventTiming_t* eventTiming)
{
    if (eventTiming->parsedShot) {
        if (eventTiming->parsedDeath) { /* drop items after death (caused by impact) */
            return eventTiming->impactTime + 1400;
        } else if (eventTiming->impactTime > cl.time) { /* item thrown on the ground */
            return eventTiming->impactTime + 75;
        }
    }

    return eventTiming->nextTime;
}

void CL_EntAppear (const eventRegister_t* self, dbuffer* msg)
{
    int     entnum;
    entity_type_t type;
    pos3_t  pos;

    NET_ReadFormat(msg, self->formatString, &entnum, &type, &pos);

    /* check if the ent is already visible */
    le_t* le = LE_Get(entnum);
    if (!le) {
        le = LE_Add(entnum);
    } else {
        Com_DPrintf(DEBUG_CLIENT, "CL_EntAppear: Entity appearing already visible... overwriting the old one\n");
        le->inuse = true;
    }

    le->type = type;

    /* the default is invisible - another event will follow which spawns not
     * only the le, but also the particle. The visibility is set there, too */
    if (le->type == ET_PARTICLE)
        LE_SetInvisible(le);

    VectorCopy(pos, le->pos);
    Grid_PosToVec(cl.mapData->routing, le->fieldSize, le->pos, le->origin);
}