Initial work on making OpenAL private to the sound code.
This commit is contained in:
parent
2fb8999ac2
commit
c188f6e3cb
@ -74,6 +74,7 @@ option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
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option(ENABLE_LIBSVN "Set to ON to build SimGear with libsvnclient support" ON)
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option(ENABLE_RTI "Set to ON to build SimGear with RTI support" OFF)
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option(ENABLE_TESTS "Set to OFF to disable building SimGear's test applications" ON)
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option(ENABLE_SOUND "Set to OFF to disable building SimGear's sound support" ON)
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option(SYSTEM_EXPAT "Set to ON to build SimGear using the system libExpat" OFF)
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if (MSVC)
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@ -134,10 +135,15 @@ set (BOOST_CXX_FLAGS "-DBOOST_MULTI_INDEX_DISABLE_SERIALIZATION -DBOOST_BIMAP_DI
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if(SIMGEAR_HEADLESS)
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message(STATUS "SimGear mode: HEADLESS")
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set(ENABLE_SOUND 0)
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else()
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message(STATUS "SimGear mode: NORMAL")
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find_package(OpenGL REQUIRED)
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find_package(OpenAL REQUIRED)
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if (ENABLE_SOUND)
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find_package(OpenAL REQUIRED)
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endif(ENABLE_SOUND)
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find_package(OpenSceneGraph 3.0.0 REQUIRED osgText osgSim osgDB osgParticle osgGA osgUtil)
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endif(SIMGEAR_HEADLESS)
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@ -20,3 +20,4 @@
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#cmakedefine GCC_ATOMIC_BUILTINS_FOUND
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#cmakedefine SYSTEM_EXPAT
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#cmakedefine ENABLE_SOUND
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@ -16,6 +16,7 @@ set(SOURCES
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soundmgr_openal.cxx
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xmlsound.cxx
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readwav.cxx
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soundmgr_openal_private.hxx
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)
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simgear_scene_component(sound sound "${SOURCES}" "${HEADERS}")
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@ -10,6 +10,8 @@
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#include <simgear/misc/sg_path.hxx>
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#include "soundmgr_openal.hxx"
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#include "sample_group.hxx"
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#include "sample_openal.hxx"
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int main( int argc, char *argv[] ) {
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@ -10,7 +10,8 @@
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#include <simgear/misc/sg_path.hxx>
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#include "soundmgr_openal.hxx"
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#include "sample_group.hxx"
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#include "sample_openal.hxx"
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int main( int argc, char *argv[] ) {
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SGSampleGroup *sgr;
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@ -10,7 +10,8 @@
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#include <simgear/misc/sg_path.hxx>
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#include "soundmgr_openal.hxx"
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#include "sample_group.hxx"
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#include "sample_openal.hxx"
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int main( int argc, char *argv[] ) {
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SGSampleQueue *squeue;
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@ -31,7 +32,7 @@ int main( int argc, char *argv[] ) {
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void *data;
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size_t len;
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int freq, fmt;
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string file = SRC_DIR"/jet.wav";
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std::string file = SRC_DIR"/jet.wav";
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smgr->load(file, &data, &fmt, &len, &freq);
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squeue = new SGSampleQueue( freq, fmt );
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@ -25,10 +25,14 @@
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#endif
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#include <simgear/compiler.h>
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#include <simgear/debug/logstream.hxx>
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#include "soundmgr_openal.hxx"
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#include "soundmgr_openal_private.hxx"
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#include "sample_group.hxx"
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using std::string;
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bool isNaN(float *v) {
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return (isnan(v[0]) || isnan(v[1]) || isnan(v[2]));
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}
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@ -29,17 +29,6 @@
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#ifndef _SG_SAMPLE_GROUP_OPENAL_HXX
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#define _SG_SAMPLE_GROUP_OPENAL_HXX 1
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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#if defined(__APPLE__)
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# include <OpenAL/al.h>
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#elif defined(OPENALSDK)
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# include <al.h>
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#else
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# include <AL/al.h>
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#endif
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#include <string>
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#include <vector>
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@ -54,10 +43,8 @@
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#include "sample_openal.hxx"
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#include "sample_queue.hxx"
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using std::map;
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using std::string;
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typedef map < string, SGSharedPtr<SGSoundSample> > sample_map;
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typedef std::map < std::string, SGSharedPtr<SGSoundSample> > sample_map;
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typedef sample_map::iterator sample_map_iterator;
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typedef sample_map::const_iterator const_sample_map_iterator;
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@ -80,7 +67,7 @@ public:
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* @param smgr Pointer to a pre-initialized sound manager class
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* @param refname Name of this group for reference purposes.
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*/
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SGSampleGroup ( SGSoundMgr *smgr, const string &refname );
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SGSampleGroup ( SGSoundMgr *smgr, const std::string &refname );
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/**
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* Destructor
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@ -106,28 +93,28 @@ public:
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* @param refname Name of this audio sample for reference purposes
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* @return return true if successful
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*/
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bool add( SGSharedPtr<SGSoundSample> sound, const string& refname );
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bool add( SGSharedPtr<SGSoundSample> sound, const std::string& refname );
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/**
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* Remove an audio sample from this group.
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* @param refname Reference name of the audio sample to remove
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* @return return true if successful
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*/
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bool remove( const string& refname );
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bool remove( const std::string& refname );
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/**
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* Test if a specified audio sample is registered at this sample group
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* @param refname Reference name of the audio sample to test for
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* @return true if the specified audio sample exists
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*/
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bool exists( const string& refname );
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bool exists( const std::string& refname );
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/**
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* Find a specified audio sample in this sample group
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* @param refname Reference name of the audio sample to find
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* @return A pointer to the SGSoundSample
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*/
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SGSoundSample *find( const string& refname );
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SGSoundSample *find( const std::string& refname );
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/**
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* Stop all playing samples and set the source id to invalid.
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@ -150,14 +137,14 @@ public:
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* @param looping Define if the sound should loop continuously
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* @return true if the audio sample exsists and is scheduled for playing
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*/
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bool play( const string& refname, bool looping );
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bool play( const std::string& refname, bool looping );
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/**
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* Request to start playing the referred audio sample looping.
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* @param refname Reference name of the audio sample to start playing
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* @return true if the audio sample exsists and is scheduled for playing
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*/
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inline bool play_looped( const string& refname ) {
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inline bool play_looped( const std::string& refname ) {
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return play( refname, true );
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}
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@ -166,7 +153,7 @@ public:
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* @param refname Reference name of the audio sample to start playing
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* @return true if the audio sample exists and is scheduled for playing
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*/
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inline bool play_once( const string& refname ) {
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inline bool play_once( const std::string& refname ) {
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return play( refname, false );
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}
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@ -175,14 +162,14 @@ public:
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* @param refname Reference name of the audio sample to test for
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* @return True of the specified sound is currently playing
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*/
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bool is_playing( const string& refname );
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bool is_playing( const std::string& refname );
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/**
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* Request to stop playing the referred audio sample.
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* @param refname Reference name of the audio sample to stop
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* @return true if the audio sample exists and is scheduled to stop
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*/
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bool stop( const string& refname );
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bool stop( const std::string& refname );
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/**
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* Set the master volume for this sample group.
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@ -223,7 +210,7 @@ public:
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protected:
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SGSoundMgr *_smgr;
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string _refname;
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std::string _refname;
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bool _active;
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private:
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@ -239,8 +226,8 @@ private:
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sample_map _samples;
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std::vector< SGSharedPtr<SGSoundSample> > _removed_samples;
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bool testForALError(string s);
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bool testForError(void *p, string s);
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bool testForALError(std::string s);
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bool testForError(void *p, std::string s);
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void update_pos_and_orientation();
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void update_sample_config( SGSoundSample *sound );
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@ -36,7 +36,9 @@
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#include "soundmgr_openal.hxx"
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#include "sample_openal.hxx"
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#include "soundmgr_openal_private.hxx"
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using std::string;
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//
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// SGSoundSample
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#ifndef _SG_SAMPLE_HXX
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#define _SG_SAMPLE_HXX 1
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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#include <string>
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#include <cstdlib>
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#include <simgear/compiler.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/structure/SGReferenced.hxx>
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#include <simgear/structure/SGSharedPtr.hxx>
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#include <simgear/math/SGMath.hxx>
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class SGPath;
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#ifndef AL_FORMAT_MONO8
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#define AL_FORMAT_MONO8 0x1100
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#endif
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/**
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* manages everything we need to know for an individual audio sample
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*/
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#include "soundmgr_openal.hxx"
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#include "sample_queue.hxx"
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#include "soundmgr_openal_private.hxx"
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using std::string;
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//
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// SGSampleQueue
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#include <vector>
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#include <simgear/compiler.h>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/structure/SGReferenced.hxx>
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#include <simgear/structure/SGSharedPtr.hxx>
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#include <algorithm>
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#include <cstring>
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#include <boost/foreach.hpp>
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#include "soundmgr_openal.hxx"
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#include "readwav.hxx"
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#include "soundmgr_openal_private.hxx"
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#include "sample_group.hxx"
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#include <simgear/sg_inlines.h>
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#include <simgear/structure/exception.hxx>
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#include <simgear/debug/logstream.hxx>
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#include <simgear/misc/sg_path.hxx>
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@ -43,9 +48,6 @@
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using std::string;
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using std::vector;
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#if 0
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extern bool isNaN(float *v);
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#endif
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#define MAX_SOURCES 128
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@ -54,6 +56,69 @@ extern bool isNaN(float *v);
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# define ALC_ALL_DEVICES_SPECIFIER 0x1013
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#endif
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class SGSoundMgr::SoundManagerPrivate
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{
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public:
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SoundManagerPrivate() :
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_device(NULL),
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_context(NULL),
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_absolute_pos(SGVec3d::zeros()),
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_base_pos(SGVec3d::zeros()),
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_orientation(SGQuatd::zeros())
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{
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}
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void init()
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{
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_at_up_vec[0] = 0.0; _at_up_vec[1] = 0.0; _at_up_vec[2] = -1.0;
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_at_up_vec[3] = 0.0; _at_up_vec[4] = 1.0; _at_up_vec[5] = 0.0;
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}
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void update_pos_and_orientation()
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{
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/**
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* Description: ORIENTATION is a pair of 3-tuples representing the
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* 'at' direction vector and 'up' direction of the Object in
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* Cartesian space. AL expects two vectors that are orthogonal to
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* each other. These vectors are not expected to be normalized. If
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* one or more vectors have zero length, implementation behavior
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* is undefined. If the two vectors are linearly dependent,
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* behavior is undefined.
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*
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* This is in the same coordinate system as OpenGL; y=up, z=back, x=right.
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*/
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SGVec3d sgv_at = _orientation.backTransform(-SGVec3d::e3());
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SGVec3d sgv_up = _orientation.backTransform(SGVec3d::e2());
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_at_up_vec[0] = sgv_at[0];
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_at_up_vec[1] = sgv_at[1];
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_at_up_vec[2] = sgv_at[2];
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_at_up_vec[3] = sgv_up[0];
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_at_up_vec[4] = sgv_up[1];
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_at_up_vec[5] = sgv_up[2];
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_absolute_pos = _base_pos;
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}
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ALCdevice *_device;
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ALCcontext *_context;
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std::vector<ALuint> _free_sources;
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std::vector<ALuint> _sources_in_use;
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SGVec3d _absolute_pos;
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SGVec3d _base_pos;
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SGQuatd _orientation;
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// Orientation of the listener.
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// first 3 elements are "at" vector, second 3 are "up" vector
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ALfloat _at_up_vec[6];
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sample_group_map _sample_groups;
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buffer_map _buffers;
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};
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//
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// Sound Manager
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//
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@ -63,18 +128,14 @@ SGSoundMgr::SGSoundMgr() :
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_active(false),
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_changed(true),
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_volume(0.0),
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_device(NULL),
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_context(NULL),
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_absolute_pos(SGVec3d::zeros()),
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_offset_pos(SGVec3d::zeros()),
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_base_pos(SGVec3d::zeros()),
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_geod_pos(SGGeod::fromCart(SGVec3d::zeros())),
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_velocity(SGVec3d::zeros()),
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_orientation(SGQuatd::zeros()),
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_bad_doppler(false),
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_renderer("unknown"),
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_vendor("unknown")
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{
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d.reset(new SoundManagerPrivate);
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}
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// destructor
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@ -83,7 +144,7 @@ SGSoundMgr::~SGSoundMgr() {
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if (is_working())
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stop();
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_sample_groups.clear();
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d->_sample_groups.clear();
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}
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// initialize the sound manager
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@ -97,10 +158,10 @@ void SGSoundMgr::init() {
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SG_LOG( SG_SOUND, SG_INFO, "Initializing OpenAL sound manager" );
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_free_sources.clear();
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_free_sources.reserve( MAX_SOURCES );
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_sources_in_use.clear();
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_sources_in_use.reserve( MAX_SOURCES );
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d->_free_sources.clear();
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d->_free_sources.reserve( MAX_SOURCES );
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d->_sources_in_use.clear();
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d->_sources_in_use.reserve( MAX_SOURCES );
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ALCdevice *device = NULL;
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const char* devname = _device_name.c_str();
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@ -133,18 +194,17 @@ void SGSoundMgr::init() {
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return;
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}
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if (_context != NULL)
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if (d->_context != NULL)
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{
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SG_LOG(SG_SOUND, SG_ALERT, "context is already assigned");
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}
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_context = context;
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_device = device;
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_at_up_vec[0] = 0.0; _at_up_vec[1] = 0.0; _at_up_vec[2] = -1.0;
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_at_up_vec[3] = 0.0; _at_up_vec[4] = 1.0; _at_up_vec[5] = 0.0;
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d->_context = context;
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d->_device = device;
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d->init();
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alListenerf( AL_GAIN, 0.0f );
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alListenerfv( AL_ORIENTATION, _at_up_vec );
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alListenerfv( AL_ORIENTATION, d->_at_up_vec );
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alListenerfv( AL_POSITION, SGVec3f::zeros().data() );
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alListenerfv( AL_VELOCITY, SGVec3f::zeros().data() );
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@ -167,9 +227,11 @@ void SGSoundMgr::init() {
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alGenSources(1, &source);
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error = alGetError();
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if ( error == AL_NO_ERROR ) {
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_free_sources.push_back( source );
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d->_free_sources.push_back( source );
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} else {
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SG_LOG(SG_SOUND, SG_INFO, "allocating source failed:" << i);
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break;
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}
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else break;
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}
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_vendor = (const char *)alGetString(AL_VENDOR);
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@ -182,7 +244,7 @@ void SGSoundMgr::init() {
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_bad_doppler = true;
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}
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if (_free_sources.size() == 0) {
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if (d->_free_sources.empty()) {
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SG_LOG(SG_SOUND, SG_ALERT, "Unable to grab any OpenAL sources!");
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}
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}
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@ -206,8 +268,9 @@ void SGSoundMgr::reinit()
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void SGSoundMgr::activate() {
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if ( is_working() ) {
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_active = true;
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sample_group_map_iterator sample_grp_current = _sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = _sample_groups.end();
|
||||
|
||||
sample_group_map_iterator sample_grp_current = d->_sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = d->_sample_groups.end();
|
||||
for ( ; sample_grp_current != sample_grp_end; ++sample_grp_current ) {
|
||||
SGSampleGroup *sgrp = sample_grp_current->second;
|
||||
sgrp->activate();
|
||||
@ -219,39 +282,39 @@ void SGSoundMgr::activate() {
|
||||
void SGSoundMgr::stop() {
|
||||
|
||||
// first stop all sample groups
|
||||
sample_group_map_iterator sample_grp_current = _sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = _sample_groups.end();
|
||||
sample_group_map_iterator sample_grp_current = d->_sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = d->_sample_groups.end();
|
||||
for ( ; sample_grp_current != sample_grp_end; ++sample_grp_current ) {
|
||||
SGSampleGroup *sgrp = sample_grp_current->second;
|
||||
sgrp->stop();
|
||||
}
|
||||
|
||||
// clear all OpenAL sources
|
||||
for (unsigned int i=0; i<_free_sources.size(); i++) {
|
||||
ALuint source = _free_sources[i];
|
||||
BOOST_FOREACH(ALuint source, d->_free_sources) {
|
||||
alDeleteSources( 1 , &source );
|
||||
testForALError("SGSoundMgr::stop: delete sources");
|
||||
}
|
||||
_free_sources.clear();
|
||||
d->_free_sources.clear();
|
||||
|
||||
// clear any OpenAL buffers before shutting down
|
||||
buffer_map_iterator buffers_current = _buffers.begin();
|
||||
buffer_map_iterator buffers_end = _buffers.end();
|
||||
buffer_map_iterator buffers_current = d->_buffers.begin();
|
||||
buffer_map_iterator buffers_end = d->_buffers.end();
|
||||
for ( ; buffers_current != buffers_end; ++buffers_current ) {
|
||||
refUint ref = buffers_current->second;
|
||||
ALuint buffer = ref.id;
|
||||
alDeleteBuffers(1, &buffer);
|
||||
testForALError("SGSoundMgr::stop: delete buffers");
|
||||
}
|
||||
_buffers.clear();
|
||||
_sources_in_use.clear();
|
||||
|
||||
d->_buffers.clear();
|
||||
d->_sources_in_use.clear();
|
||||
|
||||
if (is_working()) {
|
||||
_active = false;
|
||||
alcDestroyContext(_context);
|
||||
alcCloseDevice(_device);
|
||||
_context = NULL;
|
||||
_device = NULL;
|
||||
alcDestroyContext(d->_context);
|
||||
alcCloseDevice(d->_device);
|
||||
d->_context = NULL;
|
||||
d->_device = NULL;
|
||||
|
||||
_renderer = "unknown";
|
||||
_vendor = "unknown";
|
||||
@ -260,8 +323,8 @@ void SGSoundMgr::stop() {
|
||||
|
||||
void SGSoundMgr::suspend() {
|
||||
if (is_working()) {
|
||||
sample_group_map_iterator sample_grp_current = _sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = _sample_groups.end();
|
||||
sample_group_map_iterator sample_grp_current = d->_sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = d->_sample_groups.end();
|
||||
for ( ; sample_grp_current != sample_grp_end; ++sample_grp_current ) {
|
||||
SGSampleGroup *sgrp = sample_grp_current->second;
|
||||
sgrp->stop();
|
||||
@ -272,8 +335,8 @@ void SGSoundMgr::suspend() {
|
||||
|
||||
void SGSoundMgr::resume() {
|
||||
if (is_working()) {
|
||||
sample_group_map_iterator sample_grp_current = _sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = _sample_groups.end();
|
||||
sample_group_map_iterator sample_grp_current = d->_sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = d->_sample_groups.end();
|
||||
for ( ; sample_grp_current != sample_grp_end; ++sample_grp_current ) {
|
||||
SGSampleGroup *sgrp = sample_grp_current->second;
|
||||
sgrp->resume();
|
||||
@ -285,14 +348,14 @@ void SGSoundMgr::resume() {
|
||||
// run the audio scheduler
|
||||
void SGSoundMgr::update( double dt ) {
|
||||
if (_active) {
|
||||
alcSuspendContext(_context);
|
||||
alcSuspendContext(d->_context);
|
||||
|
||||
if (_changed) {
|
||||
update_pos_and_orientation();
|
||||
d->update_pos_and_orientation();
|
||||
}
|
||||
|
||||
sample_group_map_iterator sample_grp_current = _sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = _sample_groups.end();
|
||||
sample_group_map_iterator sample_grp_current = d->_sample_groups.begin();
|
||||
sample_group_map_iterator sample_grp_end = d->_sample_groups.end();
|
||||
for ( ; sample_grp_current != sample_grp_end; ++sample_grp_current ) {
|
||||
SGSampleGroup *sgrp = sample_grp_current->second;
|
||||
sgrp->update(dt);
|
||||
@ -305,7 +368,7 @@ if (isNaN(toVec3f(_absolute_pos).data())) printf("NaN in listener position\n");
|
||||
if (isNaN(_velocity.data())) printf("NaN in listener velocity\n");
|
||||
#endif
|
||||
alListenerf( AL_GAIN, _volume );
|
||||
alListenerfv( AL_ORIENTATION, _at_up_vec );
|
||||
alListenerfv( AL_ORIENTATION, d->_at_up_vec );
|
||||
// alListenerfv( AL_POSITION, toVec3f(_absolute_pos).data() );
|
||||
|
||||
SGQuatd hlOr = SGQuatd::fromLonLat( _geod_pos );
|
||||
@ -324,21 +387,21 @@ if (isNaN(_velocity.data())) printf("NaN in listener velocity\n");
|
||||
_changed = false;
|
||||
}
|
||||
|
||||
alcProcessContext(_context);
|
||||
alcProcessContext(d->_context);
|
||||
}
|
||||
}
|
||||
|
||||
// add a sample group, return true if successful
|
||||
bool SGSoundMgr::add( SGSampleGroup *sgrp, const string& refname )
|
||||
{
|
||||
sample_group_map_iterator sample_grp_it = _sample_groups.find( refname );
|
||||
if ( sample_grp_it != _sample_groups.end() ) {
|
||||
sample_group_map_iterator sample_grp_it = d->_sample_groups.find( refname );
|
||||
if ( sample_grp_it != d->_sample_groups.end() ) {
|
||||
// sample group already exists
|
||||
return false;
|
||||
}
|
||||
|
||||
if (_active) sgrp->activate();
|
||||
_sample_groups[refname] = sgrp;
|
||||
d->_sample_groups[refname] = sgrp;
|
||||
|
||||
return true;
|
||||
}
|
||||
@ -347,13 +410,13 @@ bool SGSoundMgr::add( SGSampleGroup *sgrp, const string& refname )
|
||||
// remove a sound effect, return true if successful
|
||||
bool SGSoundMgr::remove( const string &refname )
|
||||
{
|
||||
sample_group_map_iterator sample_grp_it = _sample_groups.find( refname );
|
||||
if ( sample_grp_it == _sample_groups.end() ) {
|
||||
sample_group_map_iterator sample_grp_it = d->_sample_groups.find( refname );
|
||||
if ( sample_grp_it == d->_sample_groups.end() ) {
|
||||
// sample group was not found.
|
||||
return false;
|
||||
}
|
||||
|
||||
_sample_groups.erase( sample_grp_it );
|
||||
d->_sample_groups.erase( sample_grp_it );
|
||||
|
||||
return true;
|
||||
}
|
||||
@ -361,21 +424,16 @@ bool SGSoundMgr::remove( const string &refname )
|
||||
|
||||
// return true of the specified sound exists in the sound manager system
|
||||
bool SGSoundMgr::exists( const string &refname ) {
|
||||
sample_group_map_iterator sample_grp_it = _sample_groups.find( refname );
|
||||
if ( sample_grp_it == _sample_groups.end() ) {
|
||||
// sample group was not found.
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
sample_group_map_iterator sample_grp_it = d->_sample_groups.find( refname );
|
||||
return ( sample_grp_it != d->_sample_groups.end() );
|
||||
}
|
||||
|
||||
|
||||
// return a pointer to the SGSampleGroup if the specified sound exists
|
||||
// in the sound manager system, otherwise return NULL
|
||||
SGSampleGroup *SGSoundMgr::find( const string &refname, bool create ) {
|
||||
sample_group_map_iterator sample_grp_it = _sample_groups.find( refname );
|
||||
if ( sample_grp_it == _sample_groups.end() ) {
|
||||
sample_group_map_iterator sample_grp_it = d->_sample_groups.find( refname );
|
||||
if ( sample_grp_it == d->_sample_groups.end() ) {
|
||||
// sample group was not found.
|
||||
if (create) {
|
||||
SGSampleGroup* sgrp = new SGSampleGroup(this, refname);
|
||||
@ -393,8 +451,7 @@ SGSampleGroup *SGSoundMgr::find( const string &refname, bool create ) {
|
||||
void SGSoundMgr::set_volume( float v )
|
||||
{
|
||||
_volume = v;
|
||||
if (_volume > 1.0) _volume = 1.0;
|
||||
if (_volume < 0.0) _volume = 0.0;
|
||||
SG_CLAMP_RANGE(_volume, 0.0f, 1.0f);
|
||||
_changed = true;
|
||||
}
|
||||
|
||||
@ -411,10 +468,10 @@ unsigned int SGSoundMgr::request_source()
|
||||
{
|
||||
unsigned int source = NO_SOURCE;
|
||||
|
||||
if (_free_sources.size() > 0) {
|
||||
source = _free_sources.back();
|
||||
_free_sources.pop_back();
|
||||
_sources_in_use.push_back(source);
|
||||
if (!d->_free_sources.empty()) {
|
||||
source = d->_free_sources.back();
|
||||
d->_free_sources.pop_back();
|
||||
d->_sources_in_use.push_back(source);
|
||||
}
|
||||
else
|
||||
SG_LOG( SG_SOUND, SG_BULK, "Sound manager: No more free sources available!\n");
|
||||
@ -427,8 +484,8 @@ void SGSoundMgr::release_source( unsigned int source )
|
||||
{
|
||||
vector<ALuint>::iterator it;
|
||||
|
||||
it = std::find(_sources_in_use.begin(), _sources_in_use.end(), source);
|
||||
if ( it != _sources_in_use.end() ) {
|
||||
it = std::find(d->_sources_in_use.begin(), d->_sources_in_use.end(), source);
|
||||
if ( it != d->_sources_in_use.end() ) {
|
||||
ALint result;
|
||||
|
||||
alGetSourcei( source, AL_SOURCE_STATE, &result );
|
||||
@ -438,8 +495,8 @@ void SGSoundMgr::release_source( unsigned int source )
|
||||
|
||||
alSourcei( source, AL_BUFFER, 0 ); // detach the associated buffer
|
||||
testForALError("release_source");
|
||||
_free_sources.push_back( source );
|
||||
_sources_in_use.erase( it );
|
||||
d->_free_sources.push_back( source );
|
||||
d->_sources_in_use.erase( it );
|
||||
}
|
||||
}
|
||||
|
||||
@ -453,8 +510,8 @@ unsigned int SGSoundMgr::request_buffer(SGSoundSample *sample)
|
||||
void *sample_data = NULL;
|
||||
|
||||
// see if the sample name is already cached
|
||||
buffer_map_iterator buffer_it = _buffers.find( sample_name );
|
||||
if ( buffer_it != _buffers.end() ) {
|
||||
buffer_map_iterator buffer_it = d->_buffers.find( sample_name );
|
||||
if ( buffer_it != d->_buffers.end() ) {
|
||||
buffer_it->second.refctr++;
|
||||
buffer = buffer_it->second.id;
|
||||
sample->set_buffer( buffer );
|
||||
@ -496,7 +553,7 @@ unsigned int SGSoundMgr::request_buffer(SGSoundSample *sample)
|
||||
|
||||
if ( !testForALError("buffer add data") ) {
|
||||
sample->set_buffer(buffer);
|
||||
_buffers[sample_name] = refUint(buffer);
|
||||
d->_buffers[sample_name] = refUint(buffer);
|
||||
}
|
||||
}
|
||||
|
||||
@ -514,8 +571,8 @@ void SGSoundMgr::release_buffer(SGSoundSample *sample)
|
||||
if ( !sample->is_queue() )
|
||||
{
|
||||
string sample_name = sample->get_sample_name();
|
||||
buffer_map_iterator buffer_it = _buffers.find( sample_name );
|
||||
if ( buffer_it == _buffers.end() ) {
|
||||
buffer_map_iterator buffer_it = d->_buffers.find( sample_name );
|
||||
if ( buffer_it == d->_buffers.end() ) {
|
||||
// buffer was not found
|
||||
return;
|
||||
}
|
||||
@ -525,36 +582,12 @@ void SGSoundMgr::release_buffer(SGSoundSample *sample)
|
||||
if (buffer_it->second.refctr == 0) {
|
||||
ALuint buffer = buffer_it->second.id;
|
||||
alDeleteBuffers(1, &buffer);
|
||||
_buffers.erase( buffer_it );
|
||||
d->_buffers.erase( buffer_it );
|
||||
testForALError("release buffer");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void SGSoundMgr::update_pos_and_orientation() {
|
||||
/**
|
||||
* Description: ORIENTATION is a pair of 3-tuples representing the
|
||||
* 'at' direction vector and 'up' direction of the Object in
|
||||
* Cartesian space. AL expects two vectors that are orthogonal to
|
||||
* each other. These vectors are not expected to be normalized. If
|
||||
* one or more vectors have zero length, implementation behavior
|
||||
* is undefined. If the two vectors are linearly dependent,
|
||||
* behavior is undefined.
|
||||
*
|
||||
* This is in the same coordinate system as OpenGL; y=up, z=back, x=right.
|
||||
*/
|
||||
SGVec3d sgv_at = _orientation.backTransform(-SGVec3d::e3());
|
||||
SGVec3d sgv_up = _orientation.backTransform(SGVec3d::e2());
|
||||
_at_up_vec[0] = sgv_at[0];
|
||||
_at_up_vec[1] = sgv_at[1];
|
||||
_at_up_vec[2] = sgv_at[2];
|
||||
_at_up_vec[3] = sgv_up[0];
|
||||
_at_up_vec[4] = sgv_up[1];
|
||||
_at_up_vec[5] = sgv_up[2];
|
||||
|
||||
_absolute_pos = _base_pos;
|
||||
}
|
||||
|
||||
bool SGSoundMgr::load(const string &samplepath, void **dbuf, int *fmt,
|
||||
size_t *sz, int *frq )
|
||||
{
|
||||
@ -567,9 +600,7 @@ bool SGSoundMgr::load(const string &samplepath, void **dbuf, int *fmt,
|
||||
ALvoid *data;
|
||||
|
||||
ALfloat freqf;
|
||||
// ignore previous errors to prevent the system from halting on silly errors
|
||||
alGetError();
|
||||
alcGetError(_device);
|
||||
|
||||
data = simgear::loadWAVFromFile(samplepath, format, size, freqf );
|
||||
freq = (ALsizei)freqf;
|
||||
if (data == NULL) {
|
||||
@ -640,12 +671,43 @@ bool SGSoundMgr::testForALError(string s)
|
||||
bool SGSoundMgr::testForALCError(string s)
|
||||
{
|
||||
ALCenum error;
|
||||
error = alcGetError(_device);
|
||||
error = alcGetError(d->_device);
|
||||
if (error != ALC_NO_ERROR) {
|
||||
SG_LOG( SG_SOUND, SG_ALERT, "ALC Error (sound manager): "
|
||||
<< alcGetString(_device, error) << " at "
|
||||
<< alcGetString(d->_device, error) << " at "
|
||||
<< s);
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
bool SGSoundMgr::is_working() const
|
||||
{
|
||||
return (d->_device != NULL);
|
||||
}
|
||||
|
||||
const SGQuatd& SGSoundMgr::get_orientation() const
|
||||
{
|
||||
return d->_orientation;
|
||||
}
|
||||
|
||||
void SGSoundMgr::set_orientation( const SGQuatd& ori )
|
||||
{
|
||||
d->_orientation = ori;
|
||||
_changed = true;
|
||||
}
|
||||
|
||||
const SGVec3d& SGSoundMgr::get_position() const
|
||||
{
|
||||
return d->_absolute_pos;
|
||||
}
|
||||
|
||||
void SGSoundMgr::set_position( const SGVec3d& pos, const SGGeod& pos_geod )
|
||||
{
|
||||
d->_base_pos = pos; _geod_pos = pos_geod; _changed = true;
|
||||
}
|
||||
|
||||
SGVec3f SGSoundMgr::get_direction() const
|
||||
{
|
||||
return SGVec3f(d->_at_up_vec[0], d->_at_up_vec[1], d->_at_up_vec[2]);
|
||||
}
|
||||
|
@ -38,40 +38,15 @@
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <map>
|
||||
|
||||
#if defined(__APPLE__)
|
||||
# include <OpenAL/al.h>
|
||||
# include <OpenAL/alc.h>
|
||||
#elif defined(OPENALSDK)
|
||||
# include <al.h>
|
||||
# include <alc.h>
|
||||
#else
|
||||
# include <AL/al.h>
|
||||
# include <AL/alc.h>
|
||||
#endif
|
||||
|
||||
#include <memory> // for std::auto_ptr
|
||||
|
||||
#include <simgear/compiler.h>
|
||||
#include <simgear/structure/subsystem_mgr.hxx>
|
||||
#include <simgear/math/SGMathFwd.hxx>
|
||||
#include <simgear/math/SGMath.hxx>
|
||||
|
||||
#include "sample_group.hxx"
|
||||
|
||||
struct refUint {
|
||||
unsigned int refctr;
|
||||
ALuint id;
|
||||
|
||||
refUint() { refctr = 0; id = (ALuint)-1; };
|
||||
refUint(ALuint i) { refctr = 1; id = i; };
|
||||
~refUint() {};
|
||||
};
|
||||
|
||||
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 < 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;
|
||||
// forward decls
|
||||
class SGSampleGroup;
|
||||
class SGSoundSample;
|
||||
|
||||
/**
|
||||
* Manage a collection of SGSampleGroup instances
|
||||
@ -102,7 +77,7 @@ public:
|
||||
* Test is the sound manager is in a working condition.
|
||||
* @return true is the sound manager is working
|
||||
*/
|
||||
inline bool is_working() const { return (_device != NULL); }
|
||||
bool is_working() const;
|
||||
|
||||
/**
|
||||
* Set the sound manager to a working condition.
|
||||
@ -142,15 +117,13 @@ public:
|
||||
* @param refname Reference name of the sample group to find
|
||||
* @return A pointer to the SGSampleGroup
|
||||
*/
|
||||
SGSampleGroup *find( const string& refname, bool create = false );
|
||||
SGSampleGroup *find( const std::string& refname, bool create = false );
|
||||
|
||||
/**
|
||||
* Set the Cartesian position of the sound manager.
|
||||
* @param pos OpenAL listener position
|
||||
*/
|
||||
void set_position( const SGVec3d& pos, const SGGeod& pos_geod ) {
|
||||
_base_pos = pos; _geod_pos = pos_geod; _changed = true;
|
||||
}
|
||||
void set_position( const SGVec3d& pos, const SGGeod& pos_geod );
|
||||
|
||||
void set_position_offset( const SGVec3d& pos ) {
|
||||
_offset_pos = pos; _changed = true;
|
||||
@ -161,7 +134,7 @@ public:
|
||||
* This is in the same coordinate system as OpenGL; y=up, z=back, x=right
|
||||
* @return OpenAL listener position
|
||||
*/
|
||||
SGVec3d& get_position() { return _absolute_pos; }
|
||||
const SGVec3d& get_position() const;
|
||||
|
||||
/**
|
||||
* Set the velocity vector (in meters per second) of the sound manager
|
||||
@ -183,24 +156,20 @@ public:
|
||||
* Set the orientation of the sound manager
|
||||
* @param ori Quaternation containing the orientation information
|
||||
*/
|
||||
void set_orientation( const SGQuatd& ori ) {
|
||||
_orientation = ori; _changed = true;
|
||||
}
|
||||
void set_orientation( const SGQuatd& ori );
|
||||
|
||||
/**
|
||||
* Get the orientation of the sound manager
|
||||
* @return Quaternation containing the orientation information
|
||||
*/
|
||||
inline const SGQuatd& get_orientation() { return _orientation; }
|
||||
const SGQuatd& get_orientation() const;
|
||||
|
||||
/**
|
||||
* Get the direction vector of the sound manager
|
||||
* This is in the same coordinate system as OpenGL; y=up, z=back, x=right.
|
||||
* @return Look-at direction of the OpenAL listener
|
||||
*/
|
||||
SGVec3f get_direction() {
|
||||
return SGVec3f(_at_up_vec[0], _at_up_vec[1], _at_up_vec[2]);
|
||||
}
|
||||
SGVec3f get_direction() const;
|
||||
|
||||
enum {
|
||||
NO_SOURCE = (unsigned int)-1,
|
||||
@ -270,7 +239,7 @@ public:
|
||||
* @param freq Pointer to a vairable that gets the sample frequency in Herz
|
||||
* @return true if succesful, false on error
|
||||
*/
|
||||
bool load(const string &samplepath, void **data, int *format,
|
||||
bool load(const std::string &samplepath, void **data, int *format,
|
||||
size_t *size, int *freq );
|
||||
|
||||
/**
|
||||
@ -285,34 +254,21 @@ public:
|
||||
const std::string& get_renderer() { return _renderer; }
|
||||
|
||||
private:
|
||||
|
||||
class SoundManagerPrivate;
|
||||
/// private implementation object
|
||||
std::auto_ptr<SoundManagerPrivate> d;
|
||||
|
||||
bool _active;
|
||||
bool _changed;
|
||||
float _volume;
|
||||
|
||||
ALCdevice *_device;
|
||||
ALCcontext *_context;
|
||||
|
||||
// Position of the listener.
|
||||
SGVec3d _absolute_pos;
|
||||
SGVec3d _offset_pos;
|
||||
SGVec3d _base_pos;
|
||||
SGGeod _geod_pos;
|
||||
|
||||
// Velocity of the listener.
|
||||
SGVec3d _velocity;
|
||||
|
||||
// Orientation of the listener.
|
||||
// first 3 elements are "at" vector, second 3 are "up" vector
|
||||
SGQuatd _orientation;
|
||||
ALfloat _at_up_vec[6];
|
||||
|
||||
sample_group_map _sample_groups;
|
||||
buffer_map _buffers;
|
||||
|
||||
std::vector<ALuint> _free_sources;
|
||||
std::vector<ALuint> _sources_in_use;
|
||||
|
||||
bool _bad_doppler;
|
||||
std::string _renderer;
|
||||
std::string _vendor;
|
||||
@ -322,7 +278,6 @@ private:
|
||||
bool testForALCError(std::string s);
|
||||
bool testForError(void *p, std::string s);
|
||||
|
||||
void update_pos_and_orientation();
|
||||
void update_sample_config( SGSampleGroup *sound );
|
||||
};
|
||||
|
||||
|
66
simgear/sound/soundmgr_openal_private.hxx
Normal file
66
simgear/sound/soundmgr_openal_private.hxx
Normal file
@ -0,0 +1,66 @@
|
||||
// soundmgr_openal_prviate.hxx -- Implementation details of the soung manager
|
||||
//
|
||||
// Sound manager initially written by David Findlay
|
||||
// <david_j_findlay@yahoo.com.au> 2001
|
||||
//
|
||||
// C++-ified by Curtis Olson, started March 2001.
|
||||
// Modified for the new SoundSystem by Erik Hofman, October 2009
|
||||
//
|
||||
// Copyright (C) 2001 Curtis L. Olson - http://www.flightgear.org/~curt
|
||||
// Copyright (C) 2009 Erik Hofman <erik@ehofman.com>
|
||||
//
|
||||
// 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
||||
//
|
||||
// $Id$
|
||||
|
||||
|
||||
#ifndef _SG_SOUNDMGR_OPENAL_PRIVATE_HXX
|
||||
#define _SG_SOUNDMGR_OPENAL_PRIVATE_HXX 1
|
||||
|
||||
#include <string>
|
||||
#include <vector>
|
||||
#include <map>
|
||||
|
||||
#if defined(__APPLE__)
|
||||
# include <OpenAL/al.h>
|
||||
# include <OpenAL/alc.h>
|
||||
#elif defined(OPENALSDK)
|
||||
# include <al.h>
|
||||
# include <alc.h>
|
||||
#else
|
||||
# include <AL/al.h>
|
||||
# include <AL/alc.h>
|
||||
#endif
|
||||
|
||||
struct refUint {
|
||||
unsigned int refctr;
|
||||
ALuint id;
|
||||
|
||||
refUint() { refctr = 0; id = (ALuint)-1; };
|
||||
refUint(ALuint i) { refctr = 1; id = i; };
|
||||
~refUint() {};
|
||||
};
|
||||
|
||||
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 < 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;
|
||||
|
||||
#endif // _SG_SOUNDMGR_OPENAL_PRIVATE_HXX
|
||||
|
||||
|
@ -25,6 +25,9 @@
|
||||
# include <simgear_config.h>
|
||||
#endif
|
||||
|
||||
#include "xmlsound.hxx"
|
||||
|
||||
|
||||
#include <simgear/compiler.h>
|
||||
|
||||
#include <string.h>
|
||||
@ -35,8 +38,10 @@
|
||||
#include <simgear/structure/exception.hxx>
|
||||
#include <simgear/misc/sg_path.hxx>
|
||||
|
||||
#include "xmlsound.hxx"
|
||||
#include "sample_group.hxx"
|
||||
#include "sample_openal.hxx"
|
||||
|
||||
using std::string;
|
||||
|
||||
// static double _snd_lin(double v) { return v; }
|
||||
static double _snd_inv(double v) { return (v == 0) ? 1e99 : 1/v; }
|
||||
|
@ -29,18 +29,20 @@
|
||||
#ifndef _SG_SOUND_HXX
|
||||
#define _SG_SOUND_HXX 1
|
||||
|
||||
#ifndef __cplusplus
|
||||
# error This library requires C++
|
||||
#endif
|
||||
|
||||
#include <vector>
|
||||
|
||||
#include <string>
|
||||
|
||||
#include <simgear/compiler.h>
|
||||
|
||||
#include <simgear/props/propsfwd.hxx>
|
||||
#include <simgear/structure/SGSharedPtr.hxx>
|
||||
|
||||
#include "sample_group.hxx"
|
||||
#include "sample_openal.hxx"
|
||||
// forward decls
|
||||
class SGSampleGroup;
|
||||
class SGSoundSample;
|
||||
class SGCondition;
|
||||
class SGPath;
|
||||
|
||||
static const double MAX_TRANSIT_TIME = 0.1; // 100 ms.
|
||||
|
||||
@ -144,7 +146,7 @@ private:
|
||||
SGPropertyNode_ptr _property;
|
||||
|
||||
bool _active;
|
||||
string _name;
|
||||
std::string _name;
|
||||
int _mode;
|
||||
double _prev_value;
|
||||
double _dt_play;
|
||||
|
Loading…
Reference in New Issue
Block a user