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Improved OASIS-to-OASIS file size by re-introducing sorting of repetition arrays

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This commit is contained in:
Matthias Koefferlein
2024-05-25 14:24:00 +02:00
parent e4267e53da
commit 3ca99907de
1 changed files with 32 additions and 30 deletions
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src/plugins/streamers/oasis/db_plugin/dbOASISWriter.cc
+32 -30
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@@ -47,6 +47,36 @@ static const char *s_bounding_box_name = "S_BOUNDING_BOX";
// ---------------------------------------------------------------------------------
/**
* @brief Compare operator for points, distinct x clustered (with same y)
*/
struct vector_cmp_x
{
bool operator() (const db::Vector &a, const db::Vector &b) const
{
if (a.y () != b.y ()) {
return a.y () < b.y ();
} else {
return a.x () < b.x ();
}
}
};
/**
* @brief Compare operator for points, distinct y clustered (with same x)
*/
struct vector_cmp_y
{
bool operator() (const db::Vector &a, const db::Vector &b) const
{
if (a.x () != b.x ()) {
return a.x () < b.x ();
} else {
return a.y () < b.y ();
}
}
};
/**
* @brief Determines whether a property shall be produced as S_GDS_PROPERTY
*/
@@ -224,6 +254,7 @@ template <class Tag> void create_repetition_by_type (const db::Shape &array_shap
*pw++ = *p - po;
}
pts.erase (pw, pts.end ());
std::sort (pts.begin (), pts.end (), vector_cmp_x ());
db::IrregularRepetition *rep_base = new db::IrregularRepetition ();
rep_base->points ().swap (pts);
@@ -269,36 +300,6 @@ void create_repetition (const db::Shape &array, db::Repetition &rep)
}
}
/**
* @brief Compare operator for points, distinct x clustered (with same y)
*/
struct vector_cmp_x
{
bool operator() (const db::Vector &a, const db::Vector &b) const
{
if (a.y () != b.y ()) {
return a.y () < b.y ();
} else {
return a.x () < b.x ();
}
}
};
/**
* @brief Compare operator for points, distinct y clustered (with same x)
*/
struct vector_cmp_y
{
bool operator() (const db::Vector &a, const db::Vector &b) const
{
if (a.x () != b.x ()) {
return a.x () < b.x ();
} else {
return a.y () < b.y ();
}
}
};
/**
* @brief Compare operator for points/abstract repetition pair with configurable point compare operator
*/
@@ -2030,6 +2031,7 @@ OASISWriter::write (const db::CellInstArray &inst, db::properties_id_type prop_i
*pw++ = *p - po;
}
pts.erase (pw, pts.end ());
std::sort (pts.begin (), pts.end (), vector_cmp_x ());
db::IrregularRepetition *rep_base = new db::IrregularRepetition ();
rep_base->points ().swap (pts);