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Add-on: netlist browser and net navigation with different context cells in layout view enhanced.

This commit is contained in:
Matthias Koefferlein 2021-07-20 01:35:10 +02:00
parent 585baa4637
commit 7f26c580e0
3 changed files with 48 additions and 11 deletions
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10
src/laybasic/laybasic/layCellView.cc
View File

@ -656,6 +656,16 @@ CellView::context_trans () const
return trans;
}
db::DCplxTrans
CellView::context_dtrans () const
{
tl_assert (m_layout_href.get () != 0);
db::CplxTrans dbu_trans (m_layout_href->layout ().dbu ());
return dbu_trans * context_trans () * dbu_trans.inverted ();
}
// -------------------------------------------------------------
// CellView implementation

5
src/laybasic/laybasic/layCellView.h
View File

@ -522,6 +522,11 @@ public:
*/
db::ICplxTrans context_trans () const;
/**
* @brief Retrive the accumulated transformation induced by the context part of the path as a micron-unit transformation
*/
db::DCplxTrans context_dtrans () const;
/**
* @brief Deep copy of the cellview
*

44
src/laybasic/laybasic/layNetlistBrowserPage.cc
View File

@ -69,10 +69,11 @@ inline const db::Circuit *deref_circuit (const db::Circuit *obj)
}
template <class Obj>
static db::DCplxTrans
static std::pair<bool, db::DCplxTrans>
trans_for (const Obj *objs, const db::Layout &ly, const db::Cell &cell, db::ContextCache &cc, const db::DCplxTrans &initial = db::DCplxTrans ())
{
db::DCplxTrans t = initial;
bool good = true;
const db::Circuit *circuit = deref_circuit (objs);
while (circuit) {
@ -98,10 +99,12 @@ trans_for (const Obj *objs, const db::Layout &ly, const db::Cell &cell, db::Cont
std::pair<bool, db::ICplxTrans> tc = cc.find_layout_context (circuit->cell_index (), cell.cell_index ());
if (tc.first) {
t = dbu_trans * tc.second * dbu_trans.inverted () * t;
} else {
good = false;
}
}
return t;
return std::make_pair (good, t);
}
NetlistBrowserPage::NetlistBrowserPage (QWidget * /*parent*/)
@ -978,11 +981,14 @@ NetlistBrowserPage::adjust_view ()
return;
}
const db::Layout &original_layout = mp_view->cellview (m_cv_index)->layout ();
const db::Circuit *top_circuit = mp_database->netlist ()->circuit_by_name (original_layout.cell_name (mp_view->cellview (m_cv_index).cell_index ()));
const db::Layout &original_layout = cv->layout ();
const db::Circuit *top_circuit = mp_database->netlist ()->circuit_by_name (original_layout.cell_name (cv.cell_index ()));
if (! top_circuit) {
return;
}
const db::Layout *layout = mp_database->internal_layout ();
const db::Cell *cell = (top_circuit && layout->is_valid_cell_index (top_circuit->cell_index ()) ? &layout->cell (top_circuit->cell_index ()) : mp_database->internal_top_cell ());
const db::Cell *cell = layout->is_valid_cell_index (top_circuit->cell_index ()) ? &layout->cell (top_circuit->cell_index ()) : mp_database->internal_top_cell ();
if (! layout || ! cell) {
return;
}
@ -996,9 +1002,12 @@ NetlistBrowserPage::adjust_view ()
continue;
}
db::DCplxTrans trans;
std::pair<bool, db::DCplxTrans> tr = trans_for (circuit, *layout, *cell, m_cell_context_cache, cv.context_dtrans ());
if (! tr.first) {
continue;
}
trans = trans_for (circuit, *layout, *cell, m_cell_context_cache, db::DCplxTrans ());
db::DCplxTrans trans = tr.second;
for (std::list<std::pair<const db::SubCircuit *, const db::SubCircuit *> >::const_iterator p = path->path.begin (); p != path->path.end () && circuit; ++p) {
if (p->first) {
@ -1273,11 +1282,19 @@ NetlistBrowserPage::update_highlights ()
return;
}
const db::Layout &original_layout = mp_view->cellview (m_cv_index)->layout ();
const db::Circuit *top_circuit = mp_database->netlist ()->circuit_by_name (original_layout.cell_name (mp_view->cellview (m_cv_index).cell_index ()));
const lay::CellView &cv = mp_view->cellview (m_cv_index);
if (! cv.is_valid ()) {
return;
}
const db::Layout &original_layout = cv->layout ();
const db::Circuit *top_circuit = mp_database->netlist ()->circuit_by_name (original_layout.cell_name (cv.cell_index ()));
if (! top_circuit) {
return;
}
const db::Layout *layout = mp_database->internal_layout ();
const db::Cell *cell = (top_circuit && layout->is_valid_cell_index (top_circuit->cell_index ()) ? &layout->cell (top_circuit->cell_index ()) : mp_database->internal_top_cell ());
const db::Cell *cell = layout->is_valid_cell_index (top_circuit->cell_index ()) ? &layout->cell (top_circuit->cell_index ()) : mp_database->internal_top_cell ();
if (! layout || ! cell) {
return;
}
@ -1301,7 +1318,12 @@ NetlistBrowserPage::update_highlights ()
// computes the transformation supplied by the path
db::DCplxTrans trans = trans_for (circuit, *layout, *cell, m_cell_context_cache, db::DCplxTrans ());
std::pair<bool, db::DCplxTrans> tr = trans_for (circuit, *layout, *cell, m_cell_context_cache, cv.context_dtrans ());
if (! tr.first) {
continue;
}
db::DCplxTrans trans = tr.second;
for (std::list<std::pair<const db::SubCircuit *, const db::SubCircuit *> >::const_iterator p = path->path.begin (); p != path->path.end () && circuit; ++p) {
if (p->first) {