// OpenSTA, Static Timing Analyzer
// Copyright (c) 2025, Parallax Software, Inc.
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
// The origin of this software must not be misrepresented; you must not
// claim that you wrote the original software.
// Altered source versions must be plainly marked as such, and must not be
// misrepresented as being the original software.
// This notice may not be removed or altered from any source distribution.
#pragma once
#include "MinMax.hh"
#include "Transition.hh"
#include "RiseFallMinMax.hh"
#include "MinMaxValues.hh"
#include "NetworkClass.hh"
namespace sta {
typedef MinMaxIntValues FanoutValues;
// Port external pin and wire capacitance (set_load -pin_load -wire_load).
class PortExtCap
{
public:
PortExtCap(const Port *port);
const Port *port() { return port_; }
void pinCap(const RiseFall *rf,
const MinMax *min_max,
// Return values.
float &cap,
bool &exists);
RiseFallMinMax *pinCap() { return &pin_cap_; }
void setPinCap(float cap,
const RiseFall *rf,
const MinMax *min_max);
void wireCap(const RiseFall *rf,
RiseFallMinMax *wireCap() { return &wire_cap_; }
void setWireCap(float cap,
void setFanout(int fanout,
void fanout(const MinMax *min_max,
int &fanout,
FanoutValues *fanout() { return &fanout_; }
private:
const Port *port_;
RiseFallMinMax pin_cap_;
RiseFallMinMax wire_cap_;
FanoutValues fanout_;
};
} // namespace
