void ReadModPatterns(std::istream& iStrm, CPatternContainer& patc, const size_t)
//--------------------------------------------------------------------------------
{
srlztn::SsbRead ssb(iStrm);
ssb.BeginRead(FileIdPatterns, MptVersion::num);
if ((ssb.m_Status & srlztn::SNT_FAILURE) != 0)
return;
PATTERNINDEX nPatterns = patc.Size();
uint16 nCount = uint16_max;
if (ssb.ReadItem(nCount, "num") != srlztn::SsbRead::EntryNotFound)
nPatterns = nCount;
LimitMax(nPatterns, ModSpecs::mptm.patternsMax);
if (nPatterns > patc.Size())
patc.ResizeArray(nPatterns);
for(uint16 i = 0; i < nPatterns; i++)
{
ssb.ReadItem(patc[i], srlztn::IdLE<uint16>(i).GetChars(), sizeof(i), &ReadModPattern);
}
}
void ReadModPatterns(std::istream& iStrm, CPatternContainer& patc, const size_t)
//--------------------------------------------------------------------------------
{
srlztn::Ssb ssb(iStrm);
ssb.BeginRead(FileIdPatterns, MptVersion::num);
if ((ssb.m_Status & srlztn::SNT_FAILURE) != 0)
return;
modplug::tracker::patternindex_t nPatterns = patc.Size();
uint16_t nCount = UINT16_MAX;
if (ssb.ReadItem(nCount, "num") != srlztn::Ssb::EntryNotFound)
nPatterns = nCount;
LimitMax(nPatterns, ModSpecs::mptm.patternsMax);
if (nPatterns > patc.Size())
patc.ResizeArray(nPatterns);
for(uint16_t i = 0; i < nPatterns; i++)
{
ssb.ReadItem(patc[i], &i, sizeof(i), &ReadModPattern);
}
}
void WriteModPatterns(std::ostream& oStrm, const CPatternContainer& patc)
//----------------------------------------------------------------------
{
srlztn::SsbWrite ssb(oStrm);
ssb.BeginWrite(FileIdPatterns, MptVersion::num);
const PATTERNINDEX nPatterns = patc.Size();
uint16 nCount = 0;
for(uint16 i = 0; i < nPatterns; i++) if (patc[i])
{
ssb.WriteItem(patc[i], srlztn::IdLE<uint16>(i).GetChars(), sizeof(i), &WriteModPattern);
nCount = i + 1;
}
ssb.WriteItem<uint16>(nCount, "num"); // Index of last pattern + 1.
ssb.FinishWrite();
}
void WriteModPatterns(std::ostream& oStrm, const CPatternContainer& patc)
//----------------------------------------------------------------------
{
srlztn::Ssb ssb(oStrm);
ssb.BeginWrite(FileIdPatterns, MptVersion::num);
const modplug::tracker::patternindex_t nPatterns = patc.Size();
uint16_t nCount = 0;
for(uint16_t i = 0; i < nPatterns; i++) if (patc[i])
{
ssb.WriteItem(patc[i], &i, sizeof(i), &WriteModPattern);
nCount = i + 1;
}
ssb.WriteItem<uint16_t>(nCount, "num"); // Index of last pattern + 1.
ssb.FinishWrite();
}