102 lines
3.2 KiB
C++
102 lines
3.2 KiB
C++
/*
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* Copyright (C) 2010 Thorsten Liebig (Thorsten.Liebig@gmx.de)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "FDTD/engine.h"
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#include "engine_ext_cylinder.h"
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#include "operator_ext_cylinder.h"
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#include "FDTD/engine_sse.h"
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Engine_Ext_Cylinder::Engine_Ext_Cylinder(Operator_Ext_Cylinder* op_ext) : Engine_Extension(op_ext)
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{
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cyl_Op = op_ext;
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m_Eng_SSE = NULL;
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CC_closedAlpha = op_ext->CC_closedAlpha;
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CC_R0_included = op_ext->CC_R0_included;
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for (int n=0; n<3; ++n)
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numLines[n] = op_ext->m_Op->GetNumberOfLines(n,true);
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//this cylindrical extension should be executed first?
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m_Priority = ENG_EXT_PRIO_CYLINDER;
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}
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void Engine_Ext_Cylinder::SetEngine(Engine* eng)
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{
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Engine_Extension::SetEngine(eng);
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m_Eng_SSE = dynamic_cast<Engine_sse*>(m_Eng);
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}
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void Engine_Ext_Cylinder::DoPostVoltageUpdates()
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{
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if (CC_closedAlpha==false) return;
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if (CC_R0_included)
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{
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unsigned int pos[3];
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pos[0] = 0;
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FDTD_FLOAT volt=0;
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for (pos[2]=0; pos[2]<numLines[2]; ++pos[2])
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{
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volt =m_Eng_SSE->Engine_sse::GetVolt(2,0,0,pos[2])*cyl_Op->vv_R0[pos[2]];
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for (pos[1]=0; pos[1]<numLines[1]-1; ++pos[1])
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volt +=cyl_Op->vi_R0[pos[2]] * m_Eng_SSE->Engine_sse::GetCurr(1,0,pos[1],pos[2]);
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m_Eng_SSE->Engine_sse::SetVolt(2,0,0,pos[2], volt);
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}
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for (pos[1]=0; pos[1]<numLines[1]; ++pos[1])
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{
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for (pos[2]=0; pos[2]<numLines[2]; ++pos[2])
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{
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m_Eng_SSE->Engine_sse::SetVolt(1,0,pos[1],pos[2], 0); //no voltage in alpha-direction at r=0
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m_Eng_SSE->Engine_sse::SetVolt(2,0,pos[1],pos[2], m_Eng_SSE->Engine_sse::GetVolt(2,0,0,pos[2]) );
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}
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}
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}
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//close alpha
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unsigned int pos[3];
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// copy tangential voltages from last alpha-plane to first
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unsigned int last_A_Line = numLines[1]-2;
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for (pos[0]=0; pos[0]<numLines[0]; ++pos[0])
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{
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for (pos[2]=0; pos[2]<numLines[2]; ++pos[2])
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{
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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]) );
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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]) );
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}
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}
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}
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void Engine_Ext_Cylinder::DoPostCurrentUpdates()
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{
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if (CC_closedAlpha==false) return;
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//close alpha
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unsigned int pos[3];
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// copy tangential currents from first alpha-plane to last
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for (pos[0]=0; pos[0]<numLines[0]-1; ++pos[0])
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{
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unsigned int last_A_Line = numLines[1]-2;
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for (pos[2]=0; pos[2]<numLines[2]-1; ++pos[2])
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{
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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]) );
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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]) );
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}
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}
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}
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