1 //
2 //  SuperTuxKart - a fun racing game with go-kart
3 //  Copyright (C) 2011-2015 Joerg Henrichs
4 //
5 //  This program is free software; you can redistribute it and/or
6 //  modify it under the terms of the GNU General Public License
7 //  as published by the Free Software Foundation; either version 3
8 //  of the License, or (at your option) any later version.
9 //
10 //  This program is distributed in the hope that it will be useful,
11 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
12 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 //  GNU General Public License for more details.
14 //
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.
18 
19 #include "graphics/hit_sfx.hpp"
20 
21 #include "audio/sfx_base.hpp"
22 #include "audio/sfx_manager.hpp"
23 #include "race/race_manager.hpp"
24 
25 /** Creates a sound effect when something was hit. */
HitSFX(const Vec3 & coord,const char * explosion_sound)26 HitSFX::HitSFX(const Vec3& coord, const char* explosion_sound)
27              : HitEffect()
28 {
29     m_sfx = SFXManager::get()->createSoundSource( explosion_sound );
30 
31     // in multiplayer mode, sounds are NOT positional (because we have
32     // multiple listeners) so the sounds of all AIs are constantly heard.
33     // Therefore reduce volume of sounds.
34     float vol = RaceManager::get()->getNumLocalPlayers() > 1 ? 0.5f : 1.0f;
35     m_sfx->setVolume(vol);
36     m_sfx->play(coord);
37 }   // HitSFX
38 
39 //-----------------------------------------------------------------------------
40 /** Destructor stops the explosion sfx from being played and frees its memory.
41  */
~HitSFX()42 HitSFX::~HitSFX()
43 {
44     m_sfx->deleteSFX();
45 }   // ~HitEffect
46 
47 //-----------------------------------------------------------------------------
48 /** Called if this hit effect is for a player kart (in which case it might be
49  *  played louder than for a non-player kart if split screen is used).
50  *  If this sfx is for a player kart in split screen, make it louder again.
51  */
setLocalPlayerKartHit()52 void HitSFX::setLocalPlayerKartHit()
53 {
54     if(RaceManager::get()->getNumLocalPlayers())
55         m_sfx->setVolume(1.0f);
56 }   // setLocalPlayerKartHit
57 
58 //-----------------------------------------------------------------------------
59 /** Updates the hit sfx, called one per time step. If this function returns
60  *  true, the effect will be deleted.
61  *  \param dt Time step size.
62  *  \return true If the explosion is finished.
63  */
updateAndDelete(int ticks)64 bool HitSFX::updateAndDelete(int ticks)
65 {
66     SFXBase::SFXStatus status = m_sfx->getStatus();
67     return status!= SFXBase::SFX_PLAYING;
68 }   // updateAndDelete
69