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Isolate XAudio2 driver

Browse source 
Now it's possible to compile for Windows platform if wanted. It's
supported only for Windows 8 or later, so it's not enabled by default.
This commit is contained in:
George Marques 2016-10-17 13:40:45 -02:00
parent c4b7c7d81b
commit f3102160a1
No known key found for this signature in database
GPG key ID: 046BD46A3201E43D
10 changed files with 53 additions and 39 deletions
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1
SConstruct
View file

@ -132,6 +132,7 @@ opts.Add('openssl','OpenSSL library for openssl module (system/builtin)','builti
opts.Add('libmpcdec','libmpcdec library for mpc module (system/builtin)','builtin')
opts.Add('enet','ENet library (system/builtin)','builtin')
opts.Add('glew','GLEW library for the gl_context (system/builtin)','builtin')
opts.Add('xaudio2','XAudio2 audio driver (yes/no)','no')
opts.Add("CXX", "C++ Compiler")
opts.Add("CC", "C Compiler")
opts.Add("CCFLAGS", "Custom flags for the C++ compiler");

2
drivers/SCsub vendored
View file

@ -14,6 +14,8 @@ SConscript('alsa/SCsub');
SConscript('pulseaudio/SCsub');
if (env["platform"] == "windows"):
SConscript("rtaudio/SCsub");
if (env["xaudio2"] == "yes"):
SConscript("xaudio2/SCsub");
# Graphics drivers
SConscript('gles2/SCsub');

9
drivers/xaudio2/SCsub Normal file
View file

@ -0,0 +1,9 @@
#!/usr/bin/env python
Import('env')
env.add_source_files(env.drivers_sources, "*.cpp")
env.Append(CXXFLAGS=['-DXAUDIO2_ENABLED'])
env.Append(LINKFLAGS=['xaudio2_8.lib'])
Export('env')

40
platform/winrt/audio_driver_winrt.cpp → drivers/xaudio2/audio_driver_xaudio2.cpp
View file

@ -1,5 +1,5 @@
/*************************************************************************/
/* audio_driver_winrt.cpp */
/* audio_driver_xaudio2.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -26,23 +26,17 @@
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "audio_driver_winrt.h"
#include "audio_driver_xaudio2.h"
#include "globals.h"
#include "os/os.h"
using namespace Windows::Media;
using namespace Windows::Media::Core;
using namespace Windows::Media::MediaProperties;
using namespace Windows::Media::Editing;
using namespace Windows::Foundation;
const char * AudioDriverWinRT::get_name() const
const char * AudioDriverXAudio2::get_name() const
{
return "WinRT";
return "XAudio2";
}
Error AudioDriverWinRT::init() {
Error AudioDriverXAudio2::init() {
active = false;
thread_exited = false;
@ -95,14 +89,14 @@ Error AudioDriverWinRT::init() {
}
mutex = Mutex::create();
thread = Thread::create(AudioDriverWinRT::thread_func, this);
thread = Thread::create(AudioDriverXAudio2::thread_func, this);
return OK;
};
void AudioDriverWinRT::thread_func(void* p_udata) {
void AudioDriverXAudio2::thread_func(void* p_udata) {
AudioDriverWinRT* ad = (AudioDriverWinRT*)p_udata;
AudioDriverXAudio2* ad = (AudioDriverXAudio2*)p_udata;
uint64_t usdelay = (ad->buffer_size / float(ad->mix_rate)) * 1000000;
@ -149,7 +143,7 @@ void AudioDriverWinRT::thread_func(void* p_udata) {
};
void AudioDriverWinRT::start() {
void AudioDriverXAudio2::start() {
active = true;
HRESULT hr = source_voice->Start(0);
@ -159,17 +153,17 @@ void AudioDriverWinRT::start() {
}
};
int AudioDriverWinRT::get_mix_rate() const {
int AudioDriverXAudio2::get_mix_rate() const {
return mix_rate;
};
AudioDriverSW::OutputFormat AudioDriverWinRT::get_output_format() const {
AudioDriverSW::OutputFormat AudioDriverXAudio2::get_output_format() const {
return output_format;
};
float AudioDriverWinRT::get_latency() {
float AudioDriverXAudio2::get_latency() {
XAUDIO2_PERFORMANCE_DATA perf_data;
xaudio->GetPerformanceData(&perf_data);
@ -180,20 +174,20 @@ float AudioDriverWinRT::get_latency() {
}
}
void AudioDriverWinRT::lock() {
void AudioDriverXAudio2::lock() {
if (!thread || !mutex)
return;
mutex->lock();
};
void AudioDriverWinRT::unlock() {
void AudioDriverXAudio2::unlock() {
if (!thread || !mutex)
return;
mutex->unlock();
};
void AudioDriverWinRT::finish() {
void AudioDriverXAudio2::finish() {
if (!thread)
return;
@ -224,7 +218,7 @@ void AudioDriverWinRT::finish() {
thread = NULL;
};
AudioDriverWinRT::AudioDriverWinRT() {
AudioDriverXAudio2::AudioDriverXAudio2() {
mutex = NULL;
thread = NULL;
@ -236,7 +230,7 @@ AudioDriverWinRT::AudioDriverWinRT() {
current_buffer = 0;
};
AudioDriverWinRT::~AudioDriverWinRT() {
AudioDriverXAudio2::~AudioDriverXAudio2() {
};

24
platform/winrt/audio_driver_winrt.h → drivers/xaudio2/audio_driver_xaudio2.h
View file

@ -1,5 +1,5 @@
/*************************************************************************/
/* audio_driver_winrt.h */
/* audio_driver_xaudio2.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
@ -26,8 +26,8 @@
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef AUDIO_DRIVER_WINRT_H
#define AUDIO_DRIVER_WINRT_H
#ifndef AUDIO_DRIVER_XAUDIO2_H
#define AUDIO_DRIVER_XAUDIO2_H
#include "servers/audio/audio_server_sw.h"
@ -40,7 +40,7 @@
#include <xaudio2.h>
#include <wrl/client.h>
class AudioDriverWinRT : public AudioDriverSW {
class AudioDriverXAudio2 : public AudioDriverSW {
enum {
AUDIO_BUFFERS = 2
@ -53,12 +53,12 @@ class AudioDriverWinRT : public AudioDriverSW {
void STDMETHODCALLTYPE OnBufferEnd(void* pBufferContext) { /*print_line("buffer ended");*/ SetEvent(buffer_end_event); }
//Unused methods are stubs
void STDMETHODCALLTYPE OnStreamEnd() { }
void STDMETHODCALLTYPE OnVoiceProcessingPassEnd() { }
void STDMETHODCALLTYPE OnVoiceProcessingPassStart(UINT32 SamplesRequired) { }
void STDMETHODCALLTYPE OnBufferStart(void * pBufferContext) { }
void STDMETHODCALLTYPE OnLoopEnd(void * pBufferContext) { }
void STDMETHODCALLTYPE OnVoiceError(void * pBufferContext, HRESULT Error) { }
void STDMETHODCALLTYPE OnStreamEnd() {}
void STDMETHODCALLTYPE OnVoiceProcessingPassEnd() {}
void STDMETHODCALLTYPE OnVoiceProcessingPassStart(UINT32 SamplesRequired) {}
void STDMETHODCALLTYPE OnBufferStart(void * pBufferContext) {}
void STDMETHODCALLTYPE OnLoopEnd(void * pBufferContext) {}
void STDMETHODCALLTYPE OnVoiceError(void * pBufferContext, HRESULT Error) {}
};
@ -102,8 +102,8 @@ public:
virtual void unlock();
virtual void finish();
AudioDriverWinRT();
~AudioDriverWinRT();
AudioDriverXAudio2();
~AudioDriverXAudio2();
};
#endif

3
platform/windows/os_windows.cpp
View file

@ -2418,6 +2418,9 @@ OS_Windows::OS_Windows(HINSTANCE _hInstance) {
#ifdef RTAUDIO_ENABLED
AudioDriverManagerSW::add_driver(&driver_rtaudio);
#endif
#ifdef XAUDIO2_ENABLED
AudioDriverManagerSW::add_driver(&driver_xaudio2);
#endif
}

6
platform/windows/os_windows.h
View file

@ -41,6 +41,9 @@
#include "servers/audio/audio_server_sw.h"
#include "servers/audio/sample_manager_sw.h"
#include "drivers/rtaudio/audio_driver_rtaudio.h"
#ifdef XAUDIO2_ENABLED
#include "drivers/xaudio2/audio_driver_xaudio2.h"
#endif
#include "servers/spatial_sound/spatial_sound_server_sw.h"
#include "servers/spatial_sound_2d/spatial_sound_2d_server_sw.h"
#include "drivers/unix/ip_unix.h"
@ -137,6 +140,9 @@ class OS_Windows : public OS {
#ifdef RTAUDIO_ENABLED
AudioDriverRtAudio driver_rtaudio;
#endif
#ifdef XAUDIO2_ENABLED
AudioDriverXAudio2 driver_xaudio2;
#endif
void _drag_event(int p_x, int p_y, int idx);
void _touch_event(bool p_pressed, int p_x, int p_y, int idx);

1
platform/winrt/SCsub
View file

@ -8,7 +8,6 @@ files = [
'#platform/windows/key_mapping_win.cpp',
'joystick_winrt.cpp',
'gl_context_egl.cpp',
'audio_driver_winrt.cpp',
'app.cpp',
'os_winrt.cpp',
]

2
platform/winrt/detect.py
View file

@ -31,6 +31,7 @@ def get_flags():
('tools', 'no'),
('builtin_zlib', 'yes'),
('openssl', 'builtin'),
('xaudio2', 'yes'),
]
@ -145,7 +146,6 @@ def configure(env):
env.Append(CCFLAGS=['/DGLES2_ENABLED','/DGL_GLEXT_PROTOTYPES','/DEGL_EGLEXT_PROTOTYPES','/DANGLE_ENABLED'])
LIBS = [
'xaudio2',
'WindowsApp',
'mincore',
'libANGLE',

4
platform/winrt/os_winrt.h
View file

@ -40,7 +40,7 @@
#include "servers/spatial_sound/spatial_sound_server_sw.h"
#include "servers/spatial_sound_2d/spatial_sound_2d_server_sw.h"
#include "servers/physics_2d/physics_2d_server_sw.h"
#include "audio_driver_winrt.h"
#include "drivers/xaudio2/audio_driver_xaudio2.h"
#include "gl_context_egl.h"
@ -118,7 +118,7 @@ private:
MainLoop *main_loop;
AudioDriverWinRT audio_driver;
AudioDriverXAudio2 audio_driver;
AudioServerSW *audio_server;
SampleManagerMallocSW *sample_manager;
SpatialSoundServerSW *spatial_sound_server;