e_event_particleappear.cpp

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/*
Copyright (C) 2002-2025 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 "../../../cl_particle.h"
#include "e_event_particleappear.h"
 
int CL_ParticleAppearTime (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_ParticleAppear (const eventRegister_t* self, dbuffer* msg)
{
    char particle[MAX_VAR];
    int entnum, levelflags;
    vec3_t origin;
 
    /* read data */
    NET_ReadFormat(msg, self->formatString, &entnum, &levelflags, origin, particle, sizeof(particle));
 
    le_t* le = LE_Get(entnum);
    if (!le)
        LE_NotFoundError(entnum);
 
    /* particles don't have a model to add to the scene - we mark them as invisible and
     * only render the particle */
    LE_SetInvisible(le);
    le->levelflags = levelflags;
    le->particleID = Mem_PoolStrDup(particle, cl_genericPool, 0);
    le->ptl = CL_ParticleSpawn(le->particleID, le->levelflags, origin);
    if (!le->ptl)
        Com_Printf("Could not spawn particle: '%s'\n", le->particleID);
}