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Use the point label as additional source for the id hash

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Some (marine) maps have different points with the same type on the same
position.
This commit is contained in:
Martin Tůma 2023-05-11 22:57:35 +02:00
parent 682fcc09cc
commit bb22ad95b7
1 changed files with 4 additions and 4 deletions
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8
src/map/IMG/rgnfile.cpp
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@ -14,9 +14,9 @@ using namespace IMG;
#define MASK(bits) ((1U << (bits)) - 1U)
static quint64 pointId(const QPoint &pos, quint32 type)
static quint64 pointId(const QPoint &pos, quint32 type, const QString &label)
{
quint64 hash = qHash(pos);
quint64 hash = qHash(pos) ^ qHash(label);
quint64 id = ((quint64)type)<<40 | (hash & 0xFFFFFFFFFF);
// Increase rendering priorities for some special items
@ -483,11 +483,11 @@ bool RGNFile::pointObjects(Handle &hdl, const SubDiv *subdiv,
point.type = (quint16)type<<8 | subtype;
point.coordinates = Coordinates(toWGS24(pos.x()), toWGS24(pos.y()));
point.id = pointId(pos, point.type);
if (lbl && (labelPtr & 0x3FFFFF))
point.label = lbl->label(lblHdl, labelPtr & 0x3FFFFF,
labelPtr & 0x400000, !(Style::isCountry(point.type)
|| Style::isState(point.type)), Style::isSpot(point.type));
point.id = pointId(pos, point.type, point.label.text());
points->append(point);
}
@ -536,9 +536,9 @@ bool RGNFile::extPointObjects(Handle &hdl, const SubDiv *subdiv,
continue;
point.coordinates = Coordinates(toWGS24(p.x()), toWGS24(p.y()));
point.id = pointId(p, point.type);
if (lbl && (labelPtr & 0x3FFFFF))
point.label = lbl->label(lblHdl, labelPtr & 0x3FFFFF);
point.id = pointId(p, point.type, point.label.text());
points->append(point);
}