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added dynamic sound lib

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This commit is contained in:
Dave Schuyler 2001-07-12 20:52:15 +00:00
parent dfc6b42a17
commit f08c38a4ae
2 changed files with 59 additions and 10 deletions
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61
panda/src/audio/audioManager.cxx
View File

@ -20,18 +20,59 @@
#include "config_audio.h"
#include "audioManager.h"
#ifdef HAVE_SYS_SOUNDCARD_H
#include "linuxAudioManager.h"
#elif defined(HAVE_RAD_MSS)
#include "milesAudioManager.h"
#else
#include "nullAudioManager.h"
#endif
#include "nullAudioManager.h"
#include "load_dso.h"
// Factory method for getting a platform specific AudioManager:
AudioManager* AudioManager::create_AudioManager() {
return new NAME_MACRO_FOR_AUDIO_MANAGER();
namespace {
AudioManager* create_NullAudioManger() {
audio_debug("create_NullAudioManger()");
return new NullAudioManager();
}
}
Create_AudioManager_proc* AudioManager::_create_AudioManager=create_NullAudioManger;
void AudioManager::
register_AudioManager_creator(Create_AudioManager_proc* proc) {
nassertv(_create_AudioManager==create_NullAudioManger);
_create_AudioManager=proc;
}
// Factory method for getting a platform specific AudioManager:
AudioManager* AudioManager::
create_AudioManager() {
audio_debug("create_AudioManager()\n audio_library_name=\""
<<*audio_library_name<<"\"");
static lib_load;
if (!lib_load) {
lib_load=1;
if (!audio_library_name->empty() && *audio_library_name != "null") {
Filename dl_name = Filename::dso_filename("lib"+*audio_library_name+".so");
dl_name.to_os_specific();
audio_debug(" dl_name=\""<<dl_name<<"\"");
void* lib = load_dso(dl_name);
if (!lib) {
audio_error(" LoadLibrary() failed, will use NullAudioManager");
audio_error(" "<<load_dso_error());
nassertr(_create_AudioManager==create_NullAudioManger, 0);
} else {
// ...the library will register itself with the AudioManager.
#if defined(WIN32) && !defined(NDEBUG) //[
const int bufLen=256;
char path[bufLen];
DWORD count = GetModuleFileName((HMODULE)lib, path, bufLen);
if (count) {
audio_debug(" GetModuleFileName() \""<<path<<"\"");
} else {
audio_debug(" GetModuleFileName() failed.");
}
#endif //]
}
}
}
return (*_create_AudioManager)();
}

8
panda/src/audio/audioManager.h
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@ -23,6 +23,9 @@
#include "config_audio.h"
#include "audioSound.h"
typedef AudioManager* Create_AudioManager_proc();
class EXPCL_PANDA AudioManager {
PUBLISHED:
// Create an AudioManager for each category of sounds you have.
@ -62,7 +65,12 @@ PUBLISHED:
virtual void set_active(bool flag) = 0;
virtual bool get_active() = 0;
public:
static void register_AudioManager_creator(Create_AudioManager_proc* proc);
protected:
static Create_AudioManager_proc* _create_AudioManager;
AudioManager() {
// intentionally blank.
}