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#include "SND_lockChannel.h"
#include "SND_work.h"
#include "SND_exChannel.h"
#include "SND.h"
// TODO make these vars static after merging this file with exChannel
u32 sUnlockedChannelMask;
u32 sLockedChannelMask;
void SND_StopUnlockedChannel(u32 channelMask) {
struct SNDExChannel *chn;
for (int i = 0; i < SND_CHANNEL_COUNT && channelMask != 0; i++, channelMask >>= 1) {
if ((channelMask & 1) == 0)
continue;
chn = &SNDi_Work.channels[i];
if (sUnlockedChannelMask & (1 << i))
continue;
if (chn->callback)
chn->callback(chn, 0, chn->callbackUserData);
SND_StopChannel(i, 0);
chn->priority = 0;
SND_FreeExChannel(chn);
chn->flags.syncFlag = 0;
chn->flags.active = 0;
}
}
void SND_LockChannel(u32 channelMask, u32 locked) {
struct SNDExChannel *chn;
u32 j = channelMask;
int i = 0;
for (; i < SND_CHANNEL_COUNT && j != 0; i++, j >>= 1) {
if ((j & 1) == 0)
continue;
chn = &SNDi_Work.channels[i];
if (sUnlockedChannelMask & (1 << i))
continue;
if (chn->callback)
chn->callback(chn, 0, chn->callbackUserData);
SND_StopChannel(i, 0);
chn->priority = 0;
SND_FreeExChannel(chn);
chn->flags.syncFlag = 0;
chn->flags.active = 0;
}
if (locked & 1) {
sLockedChannelMask |= channelMask;
} else {
sUnlockedChannelMask |= channelMask;
}
}
void SND_UnlockChannel(u32 channelMask, u32 locked) {
if (locked & 1) {
sLockedChannelMask &= ~channelMask;
} else {
sUnlockedChannelMask &= ~channelMask;
}
}
u32 SND_GetLockedChannel(u32 locked) {
if (locked & 1) {
return sLockedChannelMask;
} else {
return sUnlockedChannelMask;
}
}
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