mirror of
https://github.com/minetest/minetest.git
synced 2024-11-23 16:13:46 +01:00
102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
/*
|
|
Minetest-c55
|
|
Copyright (C) 2012 celeron55, Perttu Ahola <celeron55@gmail.com>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as published by
|
|
the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License along
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*/
|
|
|
|
#ifndef SOUND_HEADER
|
|
#define SOUND_HEADER
|
|
|
|
#include "irrlichttypes.h"
|
|
#include <string>
|
|
#include <set>
|
|
|
|
class OnDemandSoundFetcher
|
|
{
|
|
public:
|
|
virtual void fetchSounds(const std::string &name,
|
|
std::set<std::string> &dst_paths,
|
|
std::set<std::string> &dst_datas) = 0;
|
|
};
|
|
|
|
struct SimpleSoundSpec
|
|
{
|
|
std::string name;
|
|
float gain;
|
|
SimpleSoundSpec(std::string name="", float gain=1.0):
|
|
name(name),
|
|
gain(gain)
|
|
{}
|
|
bool exists() {return name != "";}
|
|
// Serialization intentionally left out
|
|
};
|
|
|
|
class ISoundManager
|
|
{
|
|
public:
|
|
virtual ~ISoundManager(){}
|
|
|
|
// Multiple sounds can be loaded per name; when played, the sound
|
|
// should be chosen randomly from alternatives
|
|
// Return value determines success/failure
|
|
virtual bool loadSoundFile(const std::string &name,
|
|
const std::string &filepath) = 0;
|
|
virtual bool loadSoundData(const std::string &name,
|
|
const std::string &filedata) = 0;
|
|
|
|
virtual void updateListener(v3f pos, v3f vel, v3f at, v3f up) = 0;
|
|
virtual void setListenerGain(float gain) = 0;
|
|
|
|
// playSound functions return -1 on failure, otherwise a handle to the
|
|
// sound. If name=="", call should be ignored without error.
|
|
virtual int playSound(const std::string &name, bool loop,
|
|
float volume) = 0;
|
|
virtual int playSoundAt(const std::string &name, bool loop,
|
|
float volume, v3f pos) = 0;
|
|
virtual void stopSound(int sound) = 0;
|
|
virtual bool soundExists(int sound) = 0;
|
|
virtual void updateSoundPosition(int sound, v3f pos) = 0;
|
|
|
|
int playSound(const SimpleSoundSpec &spec, bool loop)
|
|
{ return playSound(spec.name, loop, spec.gain); }
|
|
int playSoundAt(const SimpleSoundSpec &spec, bool loop, v3f pos)
|
|
{ return playSoundAt(spec.name, loop, spec.gain, pos); }
|
|
};
|
|
|
|
class DummySoundManager: public ISoundManager
|
|
{
|
|
public:
|
|
virtual bool loadSoundFile(const std::string &name,
|
|
const std::string &filepath) {return true;}
|
|
virtual bool loadSoundData(const std::string &name,
|
|
const std::string &filedata) {return true;}
|
|
void updateListener(v3f pos, v3f vel, v3f at, v3f up) {}
|
|
void setListenerGain(float gain) {}
|
|
int playSound(const std::string &name, bool loop,
|
|
float volume) {return 0;}
|
|
int playSoundAt(const std::string &name, bool loop,
|
|
float volume, v3f pos) {return 0;}
|
|
void stopSound(int sound) {}
|
|
bool soundExists(int sound) {return false;}
|
|
void updateSoundPosition(int sound, v3f pos) {}
|
|
};
|
|
|
|
// Global DummySoundManager singleton
|
|
extern DummySoundManager dummySoundManager;
|
|
|
|
#endif
|
|
|