piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-23 22:29:39 -06:00
Code Issues Packages Projects Releases Wiki Activity

Fixed stop of DSP HLE+LLE and some clean up(reset all variables in DSound creation)

Browse Source 
git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@2760 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
nakeee
2009-03-27 11:06:52 +00:00
parent b5b42746ed
commit bffe311b3e
6 changed files with 117 additions and 103 deletions
Download Patch File Download Diff File Expand all files Collapse all files

154
Source/Core/AudioCommon/Src/Mixer.cpp
View File

@ -31,7 +31,6 @@ void CMixer::Mix(short *samples, int numSamples)
Premix(NULL, 0);
return;
}
// silence
memset(samples, 0, numSamples * 2 * sizeof(short));
@ -68,13 +67,14 @@ void CMixer::PushSamples(short *samples, int num_stereo_samples)
if (!soundStream)
return;
push_sync.Enter();
if (m_queueSize == 0)
{
m_queueSize = queue_minlength;
for (int i = 0; i < queue_minlength; i++)
sample_queue.push((s16)0);
}
push_sync.Leave();
static int PV1l=0,PV2l=0,PV3l=0,PV4l=0;
static int PV1r=0,PV2r=0,PV3r=0,PV4r=0;
static int acc=0;
@ -85,81 +85,81 @@ void CMixer::PushSamples(short *samples, int num_stereo_samples)
#endif
// Write Other Audio
if (m_throttle) {
/* This is only needed for non-AX sound, currently directly
streamed and DTK sound. For AX we call SoundStream::Update in
AXTask() for example. */
while (m_queueSize > queue_maxlength / 2) {
// Urgh.
if (g_dspInitialize.pEmulatorState) {
if (*g_dspInitialize.pEmulatorState != 0)
return;
}
soundStream->Update();
Common::SleepCurrentThread(0);
if (! m_throttle)
return;
/* This is only needed for non-AX sound, currently directly
streamed and DTK sound. For AX we call SoundStream::Update in
AXTask() for example. */
while (m_queueSize > queue_maxlength / 2) {
// Urgh.
if (g_dspInitialize.pEmulatorState) {
if (*g_dspInitialize.pEmulatorState != 0)
return;
}
push_sync.Enter();
while (num_stereo_samples)
{
acc += m_sampleRate;
while (num_stereo_samples && (acc >= 48000))
{
PV4l=PV3l;
PV3l=PV2l;
PV2l=PV1l;
PV1l=*(samples++); //32bit processing
PV4r=PV3r;
PV3r=PV2r;
PV2r=PV1r;
PV1r=*(samples++); //32bit processing
num_stereo_samples--;
acc-=48000;
}
// defaults to nearest
s32 DataL = PV1l;
s32 DataR = PV1r;
if (m_mode == 1) //linear
{
DataL = PV1l + ((PV2l - PV1l)*acc)/48000;
DataR = PV1r + ((PV2r - PV1r)*acc)/48000;
}
else if (m_mode == 2) //cubic
{
s32 a0l = PV1l - PV2l - PV4l + PV3l;
s32 a0r = PV1r - PV2r - PV4r + PV3r;
s32 a1l = PV4l - PV3l - a0l;
s32 a1r = PV4r - PV3r - a0r;
s32 a2l = PV1l - PV4l;
s32 a2r = PV1r - PV4r;
s32 a3l = PV2l;
s32 a3r = PV2r;
s32 t0l = ((a0l )*acc)/48000;
s32 t0r = ((a0r )*acc)/48000;
s32 t1l = ((t0l+a1l)*acc)/48000;
s32 t1r = ((t0r+a1r)*acc)/48000;
s32 t2l = ((t1l+a2l)*acc)/48000;
s32 t2r = ((t1r+a2r)*acc)/48000;
s32 t3l = ((t2l+a3l));
s32 t3r = ((t2r+a3r));
DataL = t3l;
DataR = t3r;
}
int l = DataL, r = DataR;
if (l < -32767) l = -32767;
if (r < -32767) r = -32767;
if (l > 32767) l = 32767;
if (r > 32767) r = 32767;
sample_queue.push(l);
sample_queue.push(r);
m_queueSize += 2;
}
push_sync.Leave();
}
soundStream->Update();
Common::SleepCurrentThread(0);
}
push_sync.Enter();
while (num_stereo_samples) {
acc += m_sampleRate;
while (num_stereo_samples && (acc >= 48000)) {
PV4l=PV3l;
PV3l=PV2l;
PV2l=PV1l;
PV1l=*(samples++); //32bit processing
PV4r=PV3r;
PV3r=PV2r;
PV2r=PV1r;
PV1r=*(samples++); //32bit processing
num_stereo_samples--;
acc-=48000;
}
// defaults to nearest
s32 DataL = PV1l;
s32 DataR = PV1r;
if (m_mode == 1) { //linear
DataL = PV1l + ((PV2l - PV1l)*acc)/48000;
DataR = PV1r + ((PV2r - PV1r)*acc)/48000;
}
else if (m_mode == 2) {//cubic
s32 a0l = PV1l - PV2l - PV4l + PV3l;
s32 a0r = PV1r - PV2r - PV4r + PV3r;
s32 a1l = PV4l - PV3l - a0l;
s32 a1r = PV4r - PV3r - a0r;
s32 a2l = PV1l - PV4l;
s32 a2r = PV1r - PV4r;
s32 a3l = PV2l;
s32 a3r = PV2r;
s32 t0l = ((a0l )*acc)/48000;
s32 t0r = ((a0r )*acc)/48000;
s32 t1l = ((t0l+a1l)*acc)/48000;
s32 t1r = ((t0r+a1r)*acc)/48000;
s32 t2l = ((t1l+a2l)*acc)/48000;
s32 t2r = ((t1r+a2r)*acc)/48000;
s32 t3l = ((t2l+a3l));
s32 t3r = ((t2r+a3r));
DataL = t3l;
DataR = t3r;
}
int l = DataL, r = DataR;
if (l < -32767) l = -32767;
if (r < -32767) r = -32767;
if (l > 32767) l = 32767;
if (r > 32767) r = 32767;
sample_queue.push(l);
sample_queue.push(r);
m_queueSize += 2;
}
push_sync.Leave();
}