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Fix Loop/Play Region Length Requirement 

This should resolve CreateSoundBuffer Failed message for JSRF.
Resolve Cxbx-Reloaded/Cxbx-Reloaded#780
This commit is contained in:
RadWolfie 2017-10-31 01:50:37 -05:00
parent 07ba1803ae
commit 4003059966
1 changed files with 15 additions and 3 deletions
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16
src/CxbxKrnl/EmuDSound.cpp
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@ -1347,16 +1347,28 @@ HRESULT WINAPI XTL::EMUPATCH(IDirectSoundBuffer_Play)
switch (pThis->EmuBufferToggle) {
case X_DSB_TOGGLE_LOOP:
startOffset = pThis->EmuRegionPlayStartOffset + pThis->EmuRegionLoopStartOffset;
// Must check for zero length, then apply true length.
if (pThis->EmuRegionLoopLength == 0) {
if (pThis->EmuRegionPlayLength != 0) {
byteLength = pThis->EmuRegionPlayLength;
} else {
byteLength = pThis->EmuBufferDesc->dwBufferBytes - startOffset;
}
} else {
byteLength = pThis->EmuRegionLoopLength;
}
startOffset = pThis->EmuRegionPlayStartOffset + pThis->EmuRegionLoopStartOffset;
break;
case X_DSB_TOGGLE_PLAY:
byteLength = pThis->EmuRegionPlayLength;
startOffset = pThis->EmuRegionPlayStartOffset;
// Must check for zero length, then apply true length.
if (pThis->EmuRegionPlayLength != 0) {
byteLength = pThis->EmuRegionPlayLength;
} else {
byteLength = pThis->EmuBufferDesc->dwBufferBytes - startOffset;
}
break;
default:
free(emuBufferDescRegion);