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Properly parse TRE7 section

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This commit is contained in:
Martin Tůma 2019-05-12 00:10:56 +02:00
parent 2d0ac129ce
commit 5cd0a3a8b0
1 changed files with 7 additions and 4 deletions
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11
src/map/IMG/trefile.cpp
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@ -180,14 +180,17 @@ bool TREFile::init()
}
// objects with extended types (TRE7)
if (extSize && extItemSize == 13) {
if (extSize && extItemSize >= 12
&& (sl.size() - (int)(extSize/extItemSize) + 1 >= 0)) {
quint32 polygons, lines, points;
quint8 kinds;
if (!seek(hdl, extOffset))
return false;
for (int i = 0; i < sl.size(); i++) {
for (int i = sl.size() - (extSize/extItemSize) + 1; i < sl.size(); i++) {
if (!(readUInt32(hdl, polygons) && readUInt32(hdl, lines)
&& readUInt32(hdl, points) && readByte(hdl, kinds)))
&& readUInt32(hdl, points)))
return false;
if (!seek(hdl, hdl.pos + extItemSize - 12))
return false;
if (i && sl.at(i-1))
sl.at(i-1)->setExtEnds(polygons, lines, points);