#ifndef _SG_SOUNDMGR_OPENAL_HXX
#define _SG_SOUNDMGR_OPENAL_HXX 1
-#ifndef __cplusplus
-# error This library requires C++
-#endif
-
#include <string>
#include <vector>
#include <map>
#if defined(__APPLE__)
-# define AL_ILLEGAL_ENUM AL_INVALID_ENUM
-# define AL_ILLEGAL_COMMAND AL_INVALID_OPERATION
# include <OpenAL/al.h>
# include <OpenAL/alc.h>
-# include <OpenAL/alut.h>
#elif defined(OPENALSDK)
# include <al.h>
# include <alc.h>
-# include <AL/alut.h>
#else
# include <AL/al.h>
# include <AL/alc.h>
-# include <AL/alut.h>
#endif
#include <simgear/compiler.h>
#include <simgear/math/SGMathFwd.hxx>
#include "sample_group.hxx"
-#include "sample_openal.hxx"
-
-using std::string;
struct refUint {
unsigned int refctr;
~refUint() {};
};
-typedef std::map < string, refUint > buffer_map;
+typedef std::map < std::string, refUint > buffer_map;
typedef buffer_map::iterator buffer_map_iterator;
typedef buffer_map::const_iterator const_buffer_map_iterator;
-typedef std::map < string, SGSharedPtr<SGSampleGroup> > sample_group_map;
+typedef std::map < std::string, SGSharedPtr<SGSampleGroup> > sample_group_map;
typedef sample_group_map::iterator sample_group_map_iterator;
typedef sample_group_map::const_iterator const_sample_group_map_iterator;
SGSoundMgr();
~SGSoundMgr();
- void init();
+ void init(const char *devname = NULL);
void bind();
void unbind();
void update(double dt);
* @param refname Reference name of the sample group
* @return true if successful, false otherwise
*/
- bool add( SGSampleGroup *sgrp, const string& refname );
+ bool add( SGSampleGroup *sgrp, const std::string& refname );
/**
* Remove a sample group from the sound manager.
* @param refname Reference name of the sample group to remove
* @return true if successful, false otherwise
*/
- bool remove( const string& refname );
+ bool remove( const std::string& refname );
/**
* Test if a specified sample group is registered at the sound manager
* @param refname Reference name of the sample group test for
* @return true if the specified sample group exists
*/
- bool exists( const string& refname );
+ bool exists( const std::string& refname );
/**
* Find a specified sample group in the sound manager
SGSampleGroup *find( const string& refname, bool create = false );
/**
- * Set the Geodetic position of the sound manager.
+ * Set the Cartesian position of the sound manager.
* @param pos OpenAL listener position
*/
- void set_position_geod( const SGGeod& pos ) {
- _position_geod = pos; _changed = true;
+ void set_position( const SGVec3d& pos, const SGGeod& pos_geod ) {
+ _base_pos = pos; _geod_pos = pos_geod; _changed = true;
}
void set_position_offset( const SGVec3d& pos ) {
- _position_offs = pos; _changed = true;
+ _offset_pos = pos; _changed = true;
}
/**
* This is the horizontal local frame; x=north, y=east, z=down
* @param Velocity vector
*/
- void set_velocity( const SGVec3f& vel ) {
+ void set_velocity( const SGVec3d& vel ) {
_velocity = vel; _changed = true;
}
* This is in the same coordinate system as OpenGL; y=up, z=back, x=right.
* @return Velocity vector of the OpenAL listener
*/
- inline SGVec3f& get_velocity() { return _velocity; }
+ inline SGVec3f get_velocity() { return toVec3f(_velocity); }
/**
* Set the orientation of the sound manager
* @param ori Quaternation containing the orientation information
*/
- void set_orientation( const SGQuatd& ori, const SGQuatd& offs ) {
- _orientation = ori; _orient_offs = offs; _changed = true;
+ void set_orientation( const SGQuatd& ori ) {
+ _orientation = ori; _changed = true;
}
/**
* @return Quaternation containing the orientation information
*/
inline const SGQuatd& get_orientation() { return _orientation; }
- inline const SGQuatd& get_orientation_offset() { return _orient_offs; }
/**
* Get the direction vector of the sound manager
*/
inline bool has_changed() { return _changed; }
+ /**
+ * Some implementations seem to need the velocity miltyplied by a
+ * factor of 100 to make them distinct. I've not found if this is
+ * a problem in the implementation or in out code. Until then
+ * this function is used to detect the problematic implementations.
+ */
+ inline bool bad_doppler_effect() { return _bad_doppler; }
+
/**
* Load a sample file and return it's configuration and data.
* @param samplepath Path to the file to load
bool load(string &samplepath, void **data, int *format,
size_t *size, int *freq );
+ /**
+ * Get a list of available playback devices.
+ */
+ std::vector<const char*> get_available_devices();
+
+ /**
+ * Get the current OpenAL vendor or rendering backend.
+ */
+ const std::string& get_vendor() { return _vendor; }
+ const std::string& get_renderer() { return _renderer; }
+
private:
static int _alut_init;
ALCcontext *_context;
// Position of the listener.
- SGGeod _position_geod;
- SGVec3d _position_offs;
SGVec3d _absolute_pos;
+ SGVec3d _offset_pos;
+ SGVec3d _base_pos;
+ SGGeod _geod_pos;
// Velocity of the listener.
- SGVec3f _velocity;
+ SGVec3d _velocity;
// Orientation of the listener.
// first 3 elements are "at" vector, second 3 are "up" vector
SGQuatd _orientation;
- SGQuatd _orient_offs;
ALfloat _at_up_vec[6];
sample_group_map _sample_groups;
buffer_map _buffers;
- vector<ALuint> _free_sources;
- vector<ALuint> _sources_in_use;
+ std::vector<ALuint> _free_sources;
+ std::vector<ALuint> _sources_in_use;
- char *_devname;
+ bool _bad_doppler;
+ std::string _renderer;
+ std::string _vendor;
- bool testForALError(string s);
- bool testForALCError(string s);
- bool testForALUTError(string s);
- bool testForError(void *p, string s);
+ bool testForALError(std::string s);
+ bool testForALCError(std::string s);
+ bool testForALUTError(std::string s);
+ bool testForError(void *p, std::string s);
void update_pos_and_orientation();
void update_sample_config( SGSampleGroup *sound );