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Diffstat (limited to 'src/electronics/simulation/voltagesignal.cpp')
-rw-r--r-- | src/electronics/simulation/voltagesignal.cpp | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/electronics/simulation/voltagesignal.cpp b/src/electronics/simulation/voltagesignal.cpp new file mode 100644 index 0000000..d7a5839 --- /dev/null +++ b/src/electronics/simulation/voltagesignal.cpp @@ -0,0 +1,79 @@ +/*************************************************************************** + * Copyright (C) 2003-2004 by David Saxton * + * david@bluehaze.org * + * * + * 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 2 of the License, or * + * (at your option) any later version. * + ***************************************************************************/ + +#include "matrix.h" +#include "voltagesignal.h" +#include "elementset.h" + +VoltageSignal::VoltageSignal( const double delta, const double voltage ) + : Reactive::Reactive(delta) +{ + m_voltage = voltage; + m_numCNodes = 2; + m_numCBranches = 1; +} + + +VoltageSignal::~VoltageSignal() +{ +} + + +void VoltageSignal::setVoltage( const double v ) +{ + m_voltage = v; +} + + +void VoltageSignal::add_map() +{ + if (!b_status) return; + + if ( !p_cnode[0]->isGround ) + { + p_A->setUse_b( p_cnode[0]->n(), p_cbranch[0]->n(), Map::et_constant, true ); + p_A->setUse_c( p_cbranch[0]->n(), p_cnode[0]->n(), Map::et_constant, true ); + } + + if ( !p_cnode[1]->isGround ) + { + p_A->setUse_b( p_cnode[1]->n(), p_cbranch[0]->n(), Map::et_constant, true ); + p_A->setUse_c( p_cbranch[0]->n(), p_cnode[1]->n(), Map::et_constant, true ); + } +} + + +void VoltageSignal::add_initial_dc() +{ + if (!b_status) + return; + + A_b( 0, 0 ) = -1; + A_c( 0, 0 ) = -1; + A_b( 1, 0 ) = 1; + A_c( 0, 1 ) = 1; +} + + +void VoltageSignal::time_step() +{ + if (!b_status) return; + b_v( 0 ) = m_voltage*advance(); +} + + +void VoltageSignal::updateCurrents() +{ + if (!b_status) return; + m_cnodeI[1] = p_cbranch[0]->i; + m_cnodeI[0] = -m_cnodeI[1]; +} + + |