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Added ParentCellInst#dinst

This commit is contained in:
Matthias Koefferlein 2022-10-18 21:52:40 +02:00
parent d9b61fe679
commit 11f6eb21e0
2 changed files with 24 additions and 0 deletions
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16
src/db/db/gsiDeclDbCell.cc
View File

@ -4370,6 +4370,17 @@ Class<db::Instance> decl_Instance ("db", "Instance",
// ---------------------------------------------------------------
// db::ParentInstRep binding (to "ParentInstArray")
static db::DCellInstArray
dinst (const db::ParentInstRep *parent_inst)
{
const db::Instances *instances = parent_inst->child_inst ().instances ();
if (! instances || ! instances->layout ()) {
return db::DCellInstArray ();
}
return cell_inst_array_defs<db::CellInstArray>::transform_array (parent_inst->inst (), db::CplxTrans (instances->layout ()->dbu ()));
}
Class<db::ParentInstRep> decl_ParentInstArray ("db", "ParentInstArray",
method ("parent_cell_index", &db::ParentInstRep::parent_cell_index,
"@brief Gets the index of the parent cell\n"
@ -4381,6 +4392,11 @@ Class<db::ParentInstRep> decl_ParentInstArray ("db", "ParentInstArray",
) +
method ("inst", &db::ParentInstRep::inst,
"@brief Compute the inverse instance by which the parent is seen from the child\n"
) +
method_ext ("dinst", &dinst,
"@brief Compute the inverse instance by which the parent is seen from the child in micrometer units\n"
"\n"
"This convenience method has been introduced in version 0.28."
),
"@brief A parent instance\n"
"\n"

8
testdata/ruby/dbLayoutTests2.rb vendored
View File

@ -599,6 +599,14 @@ class DBLayoutTests2_TestClass < TestBase
c1.each_parent_inst { |i| arr.push( i ) }
assert_equal( arr.size, 1 )
strarr = []
c1.each_parent_inst { |i| strarr.push( i.inst.to_s ) }
assert_equal( strarr.join(";"), "#1 m45 *0.666666667 33,-67 [0,-67*10;-67,0*20]" )
strarr = []
c1.each_parent_inst { |i| strarr.push( i.dinst.to_s ) }
assert_equal( strarr.join(";"), "#1 m45 *0.666666667 0.033,-0.067 [0,-0.067*10;-0.067,0*20]" )
assert_equal( arr[0].parent_cell_index, c2.cell_index )
assert_equal( arr[0].child_inst.cell_index, c1.cell_index )
assert_equal( arr[0].inst.cell_index, c2.cell_index )