mirror of
https://github.com/ddnet/ddnet.git
synced 2024-09-20 09:34:19 +00:00
Protect various variables for the sound class
This commit is contained in:
parent
86319303e8
commit
141ce9e088
|
@ -8,6 +8,7 @@
|
||||||
#include <engine/storage.h>
|
#include <engine/storage.h>
|
||||||
|
|
||||||
#include <engine/shared/config.h>
|
#include <engine/shared/config.h>
|
||||||
|
#include <mutex>
|
||||||
|
|
||||||
#include "SDL.h"
|
#include "SDL.h"
|
||||||
|
|
||||||
|
@ -69,15 +70,15 @@ static CSample m_aSamples[NUM_SAMPLES] = {{0}};
|
||||||
static CVoice m_aVoices[NUM_VOICES] = {{0}};
|
static CVoice m_aVoices[NUM_VOICES] = {{0}};
|
||||||
static CChannel m_aChannels[NUM_CHANNELS] = {{255, 0}};
|
static CChannel m_aChannels[NUM_CHANNELS] = {{255, 0}};
|
||||||
|
|
||||||
static LOCK m_SoundLock = 0;
|
static std::mutex m_SoundLock;
|
||||||
|
|
||||||
static int m_CenterX = 0;
|
static std::atomic<int> m_CenterX{0};
|
||||||
static int m_CenterY = 0;
|
static std::atomic<int> m_CenterY{0};
|
||||||
|
|
||||||
static int m_MixingRate = 48000;
|
static int m_MixingRate = 48000;
|
||||||
static std::atomic<int> m_SoundVolume{100};
|
static std::atomic<int> m_SoundVolume{100};
|
||||||
|
|
||||||
static int m_NextVoice GUARDED_BY(m_SoundLock) = 0;
|
static int m_NextVoice = 0;
|
||||||
static int *m_pMixBuffer = 0; // buffer only used by the thread callback function
|
static int *m_pMixBuffer = 0; // buffer only used by the thread callback function
|
||||||
static unsigned m_MaxFrames = 0;
|
static unsigned m_MaxFrames = 0;
|
||||||
|
|
||||||
|
@ -112,7 +113,7 @@ static void Mix(short *pFinalOut, unsigned Frames)
|
||||||
Frames = minimum(Frames, m_MaxFrames);
|
Frames = minimum(Frames, m_MaxFrames);
|
||||||
|
|
||||||
// acquire lock while we are mixing
|
// acquire lock while we are mixing
|
||||||
lock_wait(m_SoundLock);
|
m_SoundLock.lock();
|
||||||
|
|
||||||
MasterVol = m_SoundVolume;
|
MasterVol = m_SoundVolume;
|
||||||
|
|
||||||
|
@ -144,8 +145,8 @@ static void Mix(short *pFinalOut, unsigned Frames)
|
||||||
if(Voice.m_Flags & ISound::FLAG_POS && Voice.m_pChannel->m_Pan)
|
if(Voice.m_Flags & ISound::FLAG_POS && Voice.m_pChannel->m_Pan)
|
||||||
{
|
{
|
||||||
// TODO: we should respect the channel panning value
|
// TODO: we should respect the channel panning value
|
||||||
int dx = Voice.m_X - m_CenterX;
|
int dx = Voice.m_X - m_CenterX.load(std::memory_order_relaxed);
|
||||||
int dy = Voice.m_Y - m_CenterY;
|
int dy = Voice.m_Y - m_CenterY.load(std::memory_order_relaxed);
|
||||||
//
|
//
|
||||||
int p = IntAbs(dx);
|
int p = IntAbs(dx);
|
||||||
float FalloffX = 0.0f;
|
float FalloffX = 0.0f;
|
||||||
|
@ -255,7 +256,7 @@ static void Mix(short *pFinalOut, unsigned Frames)
|
||||||
}
|
}
|
||||||
|
|
||||||
// release the lock
|
// release the lock
|
||||||
lock_unlock(m_SoundLock);
|
m_SoundLock.unlock();
|
||||||
|
|
||||||
{
|
{
|
||||||
// clamp accumulated values
|
// clamp accumulated values
|
||||||
|
@ -299,8 +300,6 @@ int CSound::Init()
|
||||||
|
|
||||||
SDL_AudioSpec Format, FormatOut;
|
SDL_AudioSpec Format, FormatOut;
|
||||||
|
|
||||||
m_SoundLock = lock_create();
|
|
||||||
|
|
||||||
if(!g_Config.m_SndEnable)
|
if(!g_Config.m_SndEnable)
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
|
@ -351,9 +350,8 @@ int CSound::Update()
|
||||||
|
|
||||||
if(WantedVolume != m_SoundVolume)
|
if(WantedVolume != m_SoundVolume)
|
||||||
{
|
{
|
||||||
lock_wait(m_SoundLock);
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
m_SoundVolume = WantedVolume;
|
m_SoundVolume = WantedVolume;
|
||||||
lock_unlock(m_SoundLock);
|
|
||||||
}
|
}
|
||||||
//#if defined(CONF_VIDEORECORDER)
|
//#if defined(CONF_VIDEORECORDER)
|
||||||
// if(IVideo::Current() && g_Config.m_ClVideoSndEnable)
|
// if(IVideo::Current() && g_Config.m_ClVideoSndEnable)
|
||||||
|
@ -371,7 +369,6 @@ int CSound::Shutdown()
|
||||||
|
|
||||||
SDL_CloseAudioDevice(m_Device);
|
SDL_CloseAudioDevice(m_Device);
|
||||||
SDL_QuitSubSystem(SDL_INIT_AUDIO);
|
SDL_QuitSubSystem(SDL_INIT_AUDIO);
|
||||||
lock_destroy(m_SoundLock);
|
|
||||||
free(m_pMixBuffer);
|
free(m_pMixBuffer);
|
||||||
m_pMixBuffer = 0;
|
m_pMixBuffer = 0;
|
||||||
return 0;
|
return 0;
|
||||||
|
@ -761,8 +758,8 @@ float CSound::GetSampleDuration(int SampleID)
|
||||||
|
|
||||||
void CSound::SetListenerPos(float x, float y)
|
void CSound::SetListenerPos(float x, float y)
|
||||||
{
|
{
|
||||||
m_CenterX = (int)x;
|
m_CenterX.store((int)x, std::memory_order_relaxed);
|
||||||
m_CenterY = (int)y;
|
m_CenterY.store((int)y, std::memory_order_relaxed);
|
||||||
}
|
}
|
||||||
|
|
||||||
void CSound::SetVoiceVolume(CVoiceHandle Voice, float Volume)
|
void CSound::SetVoiceVolume(CVoiceHandle Voice, float Volume)
|
||||||
|
@ -772,6 +769,7 @@ void CSound::SetVoiceVolume(CVoiceHandle Voice, float Volume)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -786,6 +784,7 @@ void CSound::SetVoiceFalloff(CVoiceHandle Voice, float Falloff)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -800,6 +799,7 @@ void CSound::SetVoiceLocation(CVoiceHandle Voice, float x, float y)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -814,10 +814,10 @@ void CSound::SetVoiceTimeOffset(CVoiceHandle Voice, float offset)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
lock_wait(m_SoundLock);
|
|
||||||
{
|
{
|
||||||
if(m_aVoices[VoiceID].m_pSample)
|
if(m_aVoices[VoiceID].m_pSample)
|
||||||
{
|
{
|
||||||
|
@ -841,7 +841,6 @@ void CSound::SetVoiceTimeOffset(CVoiceHandle Voice, float offset)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
lock_unlock(m_SoundLock);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void CSound::SetVoiceCircle(CVoiceHandle Voice, float Radius)
|
void CSound::SetVoiceCircle(CVoiceHandle Voice, float Radius)
|
||||||
|
@ -851,6 +850,7 @@ void CSound::SetVoiceCircle(CVoiceHandle Voice, float Radius)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -865,6 +865,7 @@ void CSound::SetVoiceRectangle(CVoiceHandle Voice, float Width, float Height)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
|
@ -885,7 +886,7 @@ ISound::CVoiceHandle CSound::Play(int ChannelID, int SampleID, int Flags, float
|
||||||
int Age = -1;
|
int Age = -1;
|
||||||
int i;
|
int i;
|
||||||
|
|
||||||
lock_wait(m_SoundLock);
|
m_SoundLock.lock();
|
||||||
|
|
||||||
// search for voice
|
// search for voice
|
||||||
for(i = 0; i < NUM_VOICES; i++)
|
for(i = 0; i < NUM_VOICES; i++)
|
||||||
|
@ -918,7 +919,7 @@ ISound::CVoiceHandle CSound::Play(int ChannelID, int SampleID, int Flags, float
|
||||||
Age = m_aVoices[VoiceID].m_Age;
|
Age = m_aVoices[VoiceID].m_Age;
|
||||||
}
|
}
|
||||||
|
|
||||||
lock_unlock(m_SoundLock);
|
m_SoundLock.unlock();
|
||||||
return CreateVoiceHandle(VoiceID, Age);
|
return CreateVoiceHandle(VoiceID, Age);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -935,7 +936,7 @@ ISound::CVoiceHandle CSound::Play(int ChannelID, int SampleID, int Flags)
|
||||||
void CSound::Stop(int SampleID)
|
void CSound::Stop(int SampleID)
|
||||||
{
|
{
|
||||||
// TODO: a nice fade out
|
// TODO: a nice fade out
|
||||||
lock_wait(m_SoundLock);
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
CSample *pSample = &m_aSamples[SampleID];
|
CSample *pSample = &m_aSamples[SampleID];
|
||||||
for(auto &Voice : m_aVoices)
|
for(auto &Voice : m_aVoices)
|
||||||
{
|
{
|
||||||
|
@ -948,13 +949,12 @@ void CSound::Stop(int SampleID)
|
||||||
Voice.m_pSample = 0;
|
Voice.m_pSample = 0;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
lock_unlock(m_SoundLock);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void CSound::StopAll()
|
void CSound::StopAll()
|
||||||
{
|
{
|
||||||
// TODO: a nice fade out
|
// TODO: a nice fade out
|
||||||
lock_wait(m_SoundLock);
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
for(auto &Voice : m_aVoices)
|
for(auto &Voice : m_aVoices)
|
||||||
{
|
{
|
||||||
if(Voice.m_pSample)
|
if(Voice.m_pSample)
|
||||||
|
@ -966,7 +966,6 @@ void CSound::StopAll()
|
||||||
}
|
}
|
||||||
Voice.m_pSample = 0;
|
Voice.m_pSample = 0;
|
||||||
}
|
}
|
||||||
lock_unlock(m_SoundLock);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
void CSound::StopVoice(CVoiceHandle Voice)
|
void CSound::StopVoice(CVoiceHandle Voice)
|
||||||
|
@ -976,15 +975,14 @@ void CSound::StopVoice(CVoiceHandle Voice)
|
||||||
|
|
||||||
int VoiceID = Voice.Id();
|
int VoiceID = Voice.Id();
|
||||||
|
|
||||||
|
std::unique_lock<std::mutex> Lock(m_SoundLock);
|
||||||
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
if(m_aVoices[VoiceID].m_Age != Voice.Age())
|
||||||
return;
|
return;
|
||||||
|
|
||||||
lock_wait(m_SoundLock);
|
|
||||||
{
|
{
|
||||||
m_aVoices[VoiceID].m_pSample = 0;
|
m_aVoices[VoiceID].m_pSample = 0;
|
||||||
m_aVoices[VoiceID].m_Age++;
|
m_aVoices[VoiceID].m_Age++;
|
||||||
}
|
}
|
||||||
lock_unlock(m_SoundLock);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
IEngineSound *CreateEngineSound() { return new CSound; }
|
IEngineSound *CreateEngineSound() { return new CSound; }
|
||||||
|
|
Loading…
Reference in a new issue