gui: heatmap chip dependency

src/gpl/src/graphicsImpl.cpp

@@ -165,7 +165,7 @@ void GraphicsImpl::initHeatmap()
  }
  });
 
- setBlock(pbc_->db()->getChip()->getBlock());
+ setChip(pbc_->db()->getChip());
  registerHeatMap();
 }
 

src/gui/include/gui/heatMap.h

@@ -18,6 +18,7 @@
 
 namespace odb {
 class dbBlock;
+class dbChip;
 class Rect;
 } // namespace odb
 
@@ -73,7 +74,7 @@ class HeatMapDataSource
 
  void registerHeatMap();
 
- virtual void setBlock(odb::dbBlock* block) { block_ = block; }
+ virtual void setChip(odb::dbChip* chip) { chip_ = chip; }
  void setUseDBU(bool use_dbu) { use_dbu_ = use_dbu; }
 
  HeatMapRenderer* getRenderer() { return renderer_.get(); }
@@ -139,7 +140,11 @@ class HeatMapDataSource
  virtual double getGridSizeMaximumValue() const { return 100.0; }
  // The default implementation uses the block's bounds
  virtual odb::Rect getBounds() const;
- odb::dbBlock* getBlock() const { return block_; }
+ odb::dbChip* getChip() const { return chip_; }
+ odb::dbBlock* getBlock() const
+ {
+ return chip_ != nullptr ? chip_->getBlock() : nullptr;
+ }
 
  // map controls
  void update() { destroyMap(); }
@@ -216,7 +221,7 @@ class HeatMapDataSource
  bool colors_correct_;
  bool issue_redraw_;
 
- odb::dbBlock* block_;
+ odb::dbChip* chip_;
  utl::Logger* logger_;
  double grid_x_size_;
  double grid_y_size_;

src/gui/src/heatMap.cpp

@@ -48,7 +48,7 @@ HeatMapDataSource::HeatMapDataSource(utl::Logger* logger,
  populated_(false),
  colors_correct_(false),
  issue_redraw_(true),
- block_(nullptr),
+ chip_(nullptr),
  logger_(logger),
  grid_x_size_(10.0),
  grid_y_size_(10.0),
@@ -89,12 +89,17 @@ void HeatMapDataSource::dumpToFile(const std::string& file)
  logger_->error(utl::GUI, 72, "\"{}\" is not populated with data.", name_);
  }
 
+ if (getChip() == nullptr) {
+ logger_->error(utl::GUI, 82, "No chip available for \"{}\".", name_);
+ return;
+ }
+
  std::ofstream csv(file);
  if (!csv.is_open()) {
  logger_->error(utl::GUI, 73, "Unable to open {}", file);
  }
 
- const double dbu_to_micron = block_->getDbUnitsPerMicron();
+ const double dbu_to_micron = getChip()->getDb()->getDbuPerMicron();
 
  csv << "x0,y0,x1,y1,value (" << getValueUnits() << ")\n";
  for (const auto& map_col : map_) {
@@ -227,15 +232,15 @@ Painter::Color HeatMapDataSource::getColor(double value) const
 
 void HeatMapDataSource::showSetup()
 {
- if (block_ == nullptr) {
+ if (chip_ == nullptr) {
  return;
  }
 
  if (setup_ == nullptr) {
  setup_ = new HeatMapSetup(*this,
  QString::fromStdString(name_),
  use_dbu_,
- block_->getDbUnitsPerMicron());
+ getChip()->getDb()->getDbuPerMicron());
 
  QObject::connect(setup_, &QDialog::finished, &QObject::deleteLater);
  QObject::connect(
@@ -392,6 +397,9 @@ void HeatMapDataSource::addToMap(const odb::Rect& region, double value)
 
 odb::Rect HeatMapDataSource::getBounds() const
 {
+ if (getBlock() == nullptr) {
+ return getChip()->getBBox();
+ }
  return getBlock()->getDieArea();
 }
 
@@ -404,7 +412,7 @@ void HeatMapDataSource::clearMap()
 
 bool HeatMapDataSource::setupMap()
 {
- if (getBlock() == nullptr || getBlock()->getDieArea().area() == 0) {
+ if (getChip() == nullptr || getBounds().area() == 0) {
  return false;
  }
 
@@ -447,8 +455,9 @@ bool HeatMapDataSource::setupMap()
 
 void HeatMapDataSource::populateXYGrid()
 {
- const int dx = getGridXSize() * getBlock()->getDbUnitsPerMicron();
- const int dy = getGridYSize() * getBlock()->getDbUnitsPerMicron();
+ const int dbu_per_micron = getChip()->getDb()->getDbuPerMicron();
+ const int dx = getGridXSize() * dbu_per_micron;
+ const int dy = getGridYSize() * dbu_per_micron;
 
  const odb::Rect bounds = getBounds();
 
@@ -723,7 +732,8 @@ void HeatMapRenderer::drawObjects(Painter& painter)
  // minimum box size is 2 pixels
  const double min_dbu = 2.0 / painter.getPixelsPerDBU();
 
- const double dbu_per_micron = datasource_.getBlock()->getDbUnitsPerMicron();
+ const double dbu_per_micron
+ = datasource_.getChip()->getDb()->getDbuPerMicron();
  const int x_scale
  = std::ceil(min_dbu / (datasource_.getGridXSize() * dbu_per_micron));
  const int y_scale
@@ -1025,7 +1035,7 @@ std::pair<double, double> GlobalRoutingDataSource::getReportableXYGrid() const
  const double y_grid = grid_mode(gcell_grid->getNumGridPatternsY(),
  &odb::dbGCellGrid::getGridPatternY);
 
- const double dbus = getBlock()->getDbUnitsPerMicron();
+ const double dbus = getChip()->getDb()->getDbuPerMicron();
  return {x_grid / dbus, y_grid / dbus};
 }
 

src/gui/src/mainWindow.cpp

@@ -557,7 +557,7 @@ void MainWindow::setBlock(odb::dbBlock* block)
  save_->setEnabled(true);
  }
  for (auto* heat_map : Gui::get()->getHeatMaps()) {
- heat_map->setBlock(block);
+ heat_map->setChip(block != nullptr ? block->getChip() : nullptr);
  }
  hierarchy_widget_->setBlock(block);
 }

src/gui/src/stub_heatMap.cpp

@@ -22,7 +22,7 @@ HeatMapDataSource::HeatMapDataSource(utl::Logger* logger,
  populated_(false),
  colors_correct_(false),
  issue_redraw_(true),
- block_(nullptr),
+ chip_(nullptr),
  logger_(logger),
  grid_x_size_(10.0),
  grid_y_size_(10.0),

src/psm/src/heatMap.cpp

@@ -94,14 +94,14 @@ IRDropDataSource::IRDropDataSource(PDNSim* psm,
  [this](const std::string& value) { setCorner(value); });
 }
 
-void IRDropDataSource::setBlock(odb::dbBlock* block)
+void IRDropDataSource::setChip(odb::dbChip* chip)
 {
- if (block && block->getParent()) {
-  return; // not the top block so ignore it
- }
- gui::HeatMapDataSource::setBlock(block);
- if (block != nullptr) {
- tech_ = block->getTech();
+ gui::HeatMapDataSource::setChip(chip);
+ if (chip != nullptr) {
+  odb::dbBlock* block = chip->getBlock();
+  tech_ = block != nullptr ? block->getTech() : nullptr;
+ } else {
+ tech_ = nullptr;
  }
 }
 

src/psm/src/heatMap.h

@@ -21,7 +21,7 @@ class IRDropDataSource : public gui::RealValueHeatMapDataSource
  public:
  IRDropDataSource(PDNSim* psm, sta::Sta* sta, utl::Logger* logger);
 
- void setBlock(odb::dbBlock* block) override;
+ void setChip(odb::dbChip* chip) override;
 
  void setNet(odb::dbNet* net) { net_ = net; }
  void setCorner(sta::Scene* corner) { corner_ = corner; }