diff options
Diffstat (limited to 'openEMS/FDTD/extensions/engine_ext_cylinder.cpp')
-rw-r--r-- | openEMS/FDTD/extensions/engine_ext_cylinder.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/openEMS/FDTD/extensions/engine_ext_cylinder.cpp b/openEMS/FDTD/extensions/engine_ext_cylinder.cpp new file mode 100644 index 0000000..e240f1b --- /dev/null +++ b/openEMS/FDTD/extensions/engine_ext_cylinder.cpp @@ -0,0 +1,101 @@ +/* +* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de) +* +* 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 <http://www.gnu.org/licenses/>. +*/ + +#include "FDTD/engine.h" +#include "engine_ext_cylinder.h" +#include "operator_ext_cylinder.h" +#include "FDTD/engine_sse.h" + +Engine_Ext_Cylinder::Engine_Ext_Cylinder(Operator_Ext_Cylinder* op_ext) : Engine_Extension(op_ext) +{ + cyl_Op = op_ext; + m_Eng_SSE = NULL; + + CC_closedAlpha = op_ext->CC_closedAlpha; + CC_R0_included = op_ext->CC_R0_included; + + for (int n=0; n<3; ++n) + numLines[n] = op_ext->m_Op->GetNumberOfLines(n,true); + + //this cylindrical extension should be executed first? + m_Priority = ENG_EXT_PRIO_CYLINDER; +} + +void Engine_Ext_Cylinder::SetEngine(Engine* eng) +{ + Engine_Extension::SetEngine(eng); + m_Eng_SSE = dynamic_cast<Engine_sse*>(m_Eng); +} + +void Engine_Ext_Cylinder::DoPostVoltageUpdates() +{ + if (CC_closedAlpha==false) return; + + if (CC_R0_included) + { + unsigned int pos[3]; + pos[0] = 0; + FDTD_FLOAT volt=0; + for (pos[2]=0; pos[2]<numLines[2]; ++pos[2]) + { + volt =m_Eng_SSE->Engine_sse::GetVolt(2,0,0,pos[2])*cyl_Op->vv_R0[pos[2]]; + for (pos[1]=0; pos[1]<numLines[1]-1; ++pos[1]) + volt +=cyl_Op->vi_R0[pos[2]] * m_Eng_SSE->Engine_sse::GetCurr(1,0,pos[1],pos[2]); + m_Eng_SSE->Engine_sse::SetVolt(2,0,0,pos[2], volt); + } + + for (pos[1]=0; pos[1]<numLines[1]; ++pos[1]) + { + for (pos[2]=0; pos[2]<numLines[2]; ++pos[2]) + { + m_Eng_SSE->Engine_sse::SetVolt(1,0,pos[1],pos[2], 0); //no voltage in alpha-direction at r=0 + m_Eng_SSE->Engine_sse::SetVolt(2,0,pos[1],pos[2], m_Eng_SSE->Engine_sse::GetVolt(2,0,0,pos[2]) ); + } + } + } + + //close alpha + unsigned int pos[3]; + // copy tangential voltages from last alpha-plane to first + unsigned int last_A_Line = numLines[1]-2; + for (pos[0]=0; pos[0]<numLines[0]; ++pos[0]) + { + for (pos[2]=0; pos[2]<numLines[2]; ++pos[2]) + { + m_Eng_SSE->Engine_sse::SetVolt(0,pos[0],0,pos[2], m_Eng_SSE->Engine_sse::GetVolt(0,pos[0],last_A_Line,pos[2]) ); + m_Eng_SSE->Engine_sse::SetVolt(2,pos[0],0,pos[2], m_Eng_SSE->Engine_sse::GetVolt(2,pos[0],last_A_Line,pos[2]) ); + } + } +} + +void Engine_Ext_Cylinder::DoPostCurrentUpdates() +{ + if (CC_closedAlpha==false) return; + + //close alpha + unsigned int pos[3]; + // copy tangential currents from first alpha-plane to last + for (pos[0]=0; pos[0]<numLines[0]-1; ++pos[0]) + { + unsigned int last_A_Line = numLines[1]-2; + for (pos[2]=0; pos[2]<numLines[2]-1; ++pos[2]) + { + m_Eng_SSE->Engine_sse::SetCurr(0,pos[0],last_A_Line,pos[2], m_Eng_SSE->Engine_sse::GetCurr(0,pos[0],0,pos[2]) ); + m_Eng_SSE->Engine_sse::SetCurr(2,pos[0],last_A_Line,pos[2], m_Eng_SSE->Engine_sse::GetCurr(2,pos[0],0,pos[2]) ); + } + } +} |