69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
// gsdi.cxx - Ground Speed Drift Angle Indicator (known as GSDI or GSDA)
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// Written by Melchior FRANZ, started 2006.
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//
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// Copyright (C) 2006 Melchior FRANZ - mfranz#aon:at
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (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, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// 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, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#ifndef __INSTRUMENTS_GSDI_HXX
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#define __INSTRUMENTS_GSDI_HXX 1
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#include <simgear/props/props.hxx>
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#include <simgear/structure/subsystem_mgr.hxx>
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/**
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* Input properties:
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*
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* /instrumentation/gsdi/serviceable
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* /orientation/heading-deg
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* /velocities/uBody-fps
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* /velocities/vBody-fps
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* /environment/wind-from-heading-deg
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* /environment/wind-speed-kt
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*
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* Output properties:
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*
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* /instrumentation/gsdi/drift-u-kt
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* /instrumentation/gsdi/drift-v-kt
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* /instrumentation/gsdi/drift-speed-kt
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* /instrumentation/gsdi/drift-angle-deg
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*/
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class GSDI : public SGSubsystem
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{
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public:
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GSDI(SGPropertyNode *node);
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virtual ~GSDI();
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virtual void init();
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virtual void update(double dt);
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private:
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string _name;
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unsigned int _num;
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SGPropertyNode_ptr _serviceableN;
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SGPropertyNode_ptr _headingN;
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SGPropertyNode_ptr _ubodyN;
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SGPropertyNode_ptr _vbodyN;
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SGPropertyNode_ptr _wind_speedN;
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SGPropertyNode_ptr _wind_dirN;
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SGPropertyNode_ptr _drift_uN;
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SGPropertyNode_ptr _drift_vN;
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SGPropertyNode_ptr _drift_speedN;
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SGPropertyNode_ptr _drift_angleN;
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};
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#endif // _INSTRUMENTS_GSDI_HXX
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