RaySollium99/picodrive
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lots of win32 port work

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@343 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-02-03 20:28:48 +00:00
parent e0978fa87d
commit 1b0ac8adc9
20 changed files with 307 additions and 2870 deletions
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49
platform/win32/GenaDrive/DSound.cpp
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@ -18,7 +18,7 @@ static int LoopBlank()
void *mema=NULL,*memb=NULL;
DWORD sizea=0,sizeb=0;
LoopBuffer->Lock(0,LoopLen<<2, &mema,&sizea, &memb,&sizeb, 0);
LoopBuffer->Lock(0,LoopLen<<((PicoOpt&8) ? 2 : 1), &mema,&sizea, &memb,&sizeb, 0);
if (mema) memset(mema,0,sizea);
@ -47,6 +47,7 @@ int DSoundInit()
// Make buffer for the next seg to put into the loop:
DSoundNext=(short *)malloc((PsndLen<<2)+64); if (DSoundNext==NULL) return 1;
memset(DSoundNext,0,PsndLen<<2);
// dprintf2("p %p\n", DSoundNext);
// Create the DirectSound interface:
DirectSoundCreate(NULL,&DSound,NULL);
@ -78,32 +79,57 @@ void DSoundExit()
if (LoopBuffer) LoopBuffer->Stop();
RELEASE(LoopBuffer)
RELEASE(DSound)
free(DSoundNext); DSoundNext=NULL;
DSound=0;
if (DSoundNext) free(DSoundNext); DSoundNext=NULL;
}
static int WriteSeg()
{
void *mema=NULL,*memb=NULL;
DWORD sizea=0,sizeb=0;
int ret;
// Lock the segment at 'LoopWrite' and copy the next segment in
LoopBuffer->Lock(LoopWrite<<((PicoOpt&8) ? 2 : 1),PsndLen<<((PicoOpt&8) ? 2 : 1), &mema,&sizea, &memb,&sizeb, 0);
ret = LoopBuffer->Lock(LoopWrite<<((PicoOpt&8) ? 2 : 1),PsndLen<<((PicoOpt&8) ? 2 : 1), &mema,&sizea, &memb,&sizeb, 0);
if (ret) dprintf2("LoopBuffer->Lock() failed: %i\n", ret);
if (mema) memcpy(mema,DSoundNext,sizea);
// if (memb) memcpy(memb,DSoundNext+sizea,sizeb);
if (sizeb != 0) dprintf2("sizeb is not 0! (%i)\n", sizeb);
LoopBuffer->Unlock(mema,sizea, memb,0);
ret = LoopBuffer->Unlock(mema,sizea, memb,0);
if (ret) dprintf2("LoopBuffer->Unlock() failed: %i\n", ret);
return 0;
}
static int DSoundFake()
{
static int ticks_old = 0;
int ticks = GetTickCount() * 1000;
int diff;
diff = ticks - ticks_old;
if (diff >= 0 && diff < 1000000/60)
{
while (diff >= 0 && diff < 1000000/60)
{
Sleep(1);
diff = GetTickCount()*1000 - ticks_old;
}
ticks_old = ticks + 1000000/60;
}
else
ticks_old = ticks;
return 0;
}
int DSoundUpdate()
{
DWORD play=0;
int pos=0;
if (LoopBuffer==NULL) return -1;
if (LoopBuffer==NULL) return DSoundFake();
LoopBuffer->GetCurrentPosition(&play,NULL);
pos=play>>((PicoOpt&8) ? 2 : 1);
@ -120,14 +146,3 @@ int DSoundUpdate()
return 0;
}
void DSoundMute()
{
if (LoopBuffer==NULL) return;
LoopBuffer->Stop();
}
void DSoundUnMute()
{
if (LoopBuffer==NULL) return;
LoopBuffer->Play(0,0,DSBPLAY_LOOPING);
}