mirror of
https://github.com/love2d/love.git
synced 2026-08-15 15:51:12 +02:00
Bart van Strien
151 lines
3.9 KiB
C++
151 lines
3.9 KiB
C++
/**
|
|
* Copyright (c) 2006-2012 LOVE Development Team
|
|
*
|
|
* This software is provided 'as-is', without any express or implied
|
|
* warranty. In no event will the authors be held liable for any damages
|
|
* arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose,
|
|
* including commercial applications, and to alter it and redistribute it
|
|
* freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not
|
|
* claim that you wrote the original software. If you use this software
|
|
* in a product, an acknowledgment in the product documentation would be
|
|
* appreciated but is not required.
|
|
* 2. Altered source versions must be plainly marked as such, and must not be
|
|
* misrepresented as being the original software.
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
**/
|
|
|
|
#ifndef LOVE_AUDIO_OPENAL_SOURCE_H
|
|
#define LOVE_AUDIO_OPENAL_SOURCE_H
|
|
|
|
// LOVE
|
|
#include "common/config.h"
|
|
#include "common/Object.h"
|
|
#include "audio/Source.h"
|
|
#include "sound/SoundData.h"
|
|
#include "sound/Decoder.h"
|
|
|
|
// OpenAL
|
|
#ifdef LOVE_MACOSX
|
|
#include <OpenAL/alc.h>
|
|
#include <OpenAL/al.h>
|
|
#else
|
|
#include <AL/alc.h>
|
|
#include <AL/al.h>
|
|
#endif
|
|
|
|
namespace love
|
|
{
|
|
namespace audio
|
|
{
|
|
namespace openal
|
|
{
|
|
|
|
class Audio;
|
|
class Pool;
|
|
|
|
class Source : public love::audio::Source
|
|
{
|
|
public:
|
|
Source(Pool *pool, love::sound::SoundData *soundData);
|
|
Source(Pool *pool, love::sound::Decoder *decoder);
|
|
virtual ~Source();
|
|
|
|
virtual love::audio::Source *copy();
|
|
virtual void play();
|
|
virtual void stop();
|
|
virtual void pause();
|
|
virtual void resume();
|
|
virtual void rewind();
|
|
virtual bool isStopped() const;
|
|
virtual bool isPaused() const;
|
|
virtual bool isFinished() const;
|
|
virtual bool update();
|
|
virtual void setPitch(float pitch);
|
|
virtual float getPitch() const;
|
|
virtual void setVolume(float volume);
|
|
virtual float getVolume() const;
|
|
virtual void seekAtomic(float offset, void *unit);
|
|
virtual void seek(float offset, Unit unit);
|
|
virtual float tellAtomic(void *unit) const;
|
|
virtual float tell(Unit unit);
|
|
virtual void setPosition(float *v);
|
|
virtual void getPosition(float *v) const;
|
|
virtual void setVelocity(float *v);
|
|
virtual void getVelocity(float *v) const;
|
|
virtual void setDirection(float *v);
|
|
virtual void getDirection(float *v) const;
|
|
void setLooping(bool looping);
|
|
bool isLooping() const;
|
|
bool isStatic() const;
|
|
virtual void setMinVolume(float volume);
|
|
virtual float getMinVolume() const;
|
|
virtual void setMaxVolume(float volume);
|
|
virtual float getMaxVolume() const;
|
|
virtual void setReferenceDistance(float distance);
|
|
virtual float getReferenceDistance() const;
|
|
virtual void setRolloffFactor(float factor);
|
|
virtual float getRolloffFactor() const;
|
|
virtual void setMaxDistance(float distance);
|
|
virtual float getMaxDistance() const;
|
|
|
|
void playAtomic();
|
|
void stopAtomic();
|
|
void pauseAtomic();
|
|
void resumeAtomic();
|
|
void rewindAtomic();
|
|
|
|
private:
|
|
|
|
void reset(ALenum source);
|
|
|
|
void setFloatv(float *dst, const float *src) const;
|
|
|
|
/**
|
|
* Gets the OpenAL format identifier based on number of
|
|
* channels and bits.
|
|
* @param channels Either 1 (mono) or 2 (stereo).
|
|
* @param bits Either 8-bit samples, or 16-bit samples.
|
|
* @return One of AL_FORMAT_*, or 0 if unsupported format.
|
|
**/
|
|
ALenum getFormat(int channels, int bits) const;
|
|
|
|
int streamAtomic(ALuint buffer, love::sound::Decoder *d);
|
|
|
|
Pool *pool;
|
|
ALuint source;
|
|
bool valid;
|
|
static const unsigned int MAX_BUFFERS = 32;
|
|
ALuint buffers[MAX_BUFFERS];
|
|
|
|
float pitch;
|
|
float volume;
|
|
float position[3];
|
|
float velocity[3];
|
|
float direction[3];
|
|
bool looping;
|
|
bool paused;
|
|
float minVolume;
|
|
float maxVolume;
|
|
float referenceDistance;
|
|
float rolloffFactor;
|
|
float maxDistance;
|
|
|
|
float offsetSamples;
|
|
float offsetSeconds;
|
|
|
|
love::sound::Decoder *decoder;
|
|
|
|
unsigned int toLoop;
|
|
|
|
}; // Source
|
|
|
|
} // openal
|
|
} // audio
|
|
} // love
|
|
|
|
#endif // LOVE_AUDIO_OPENAL_SOURCE_H
|