diff --git a/src/dbSta/src/tmp b/src/dbSta/src/tmp
deleted file mode 100644
index 32e131ea1f..0000000000
--- a/src/dbSta/src/tmp
+++ /dev/null
@@ -1,69 +0,0 @@
-///////////////////////////////////////////////////////////////////////////////
-// BSD 3-Clause License
-//
-// Copyright (c) 2021, The Regents of the University of California
-// All rights reserved.
-//
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are met:
-//
-// * Redistributions of source code must retain the above copyright notice, this
-//   list of conditions and the following disclaimer.
-//
-// * Redistributions in binary form must reproduce the above copyright notice,
-//   this list of conditions and the following disclaimer in the documentation
-//   and/or other materials provided with the distribution.
-//
-// * Neither the name of the copyright holder nor the names of its
-//   contributors may be used to endorse or promote products derived from
-//   this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
-// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
-// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
-// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-// POSSIBILITY OF SUCH DAMAGE.
-
-#pragma once
-
-#include "AbstractPowerDensityDataSource.h"
-#include "gui/heatMap.h"
-
-namespace sta {
-class dbSta;
-class Corner;
-
-class PowerDensityDataSource : public gui::RealValueHeatMapDataSource,
-                               public AbstractPowerDensityDataSource
-{
- public:
-  PowerDensityDataSource(dbSta* sta, utl::Logger* logger);
-
- protected:
-  bool populateMap() override;
-  void combineMapData(bool base_has_value,
-                      double& base,
-                      double new_data,
-                      double data_area,
-                      double intersection_area,
-                      double rect_area) override;
-
- private:
-  sta::dbSta* sta_;
-
-  bool include_internal_ = true;
-  bool include_leakage_ = true;
-  bool include_switching_ = true;
-
-  std::string corner_;
-
-  sta::Corner* getCorner() const;
-};
-
-}  // namespace sta