93 lines
2.8 KiB
C++
93 lines
2.8 KiB
C++
// FGAIThermal - FGAIBase-derived class creates an AI thermal
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//
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// Original by Written by David Culp
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//
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// An attempt to refine the thermal shape and behaviour by WooT 2009
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//
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// Copyright (C) 2009 Patrice Poly ( WooT )
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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 _FG_AIThermal_HXX
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#define _FG_AIThermal_HXX
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#include "AIManager.hxx"
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#include "AIBase.hxx"
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#include <string>
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using std::string;
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class FGAIThermal : public FGAIBase {
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public:
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FGAIThermal();
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~FGAIThermal();
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void readFromScenario(SGPropertyNode* scFileNode);
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virtual bool init(bool search_in_AI_path=false);
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virtual void bind();
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virtual void update(double dt);
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inline void setMaxStrength( double s ) { max_strength = s; };
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inline void setDiameter( double d ) { diameter = d; };
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inline void setHeight( double h ) { height = h; };
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inline void setMaxUpdraft( double lift ) { v_up_max = lift; };
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inline void setMinUpdraft( double sink ) { v_up_min = sink; };
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inline void setR_up_frac( double r ) { r_up_frac = r; };
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inline double getStrength() const { return strength; };
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inline double getDiameter() const { return diameter; };
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inline double getHeight() const { return height; };
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inline double getV_up_max() const { return v_up_max; };
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inline double getV_up_min() const { return v_up_min; };
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inline double getR_up_frac() const { return r_up_frac; };
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virtual const char* getTypeString(void) const { return "thermal"; }
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void getGroundElev(double dt);
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private:
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void Run(double dt);
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double get_strength_fac(double alt_frac);
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double max_strength;
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double strength;
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double diameter;
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double height;
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double factor;
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double alt_rel;
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double alt;
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double v_up_max;
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double v_up_min;
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double r_up_frac;
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double cycle_timer;
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double dt_count;
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double time;
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double xx;
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double ground_elev_ft; // ground level in ft
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double altitude_agl_ft; // altitude above ground in feet
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bool do_agl_calc;
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bool is_forming;
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bool is_formed;
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bool is_dying;
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bool is_dead;
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SGPropertyNode_ptr _surface_wind_from_deg_node;
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SGPropertyNode_ptr _surface_wind_speed_node;
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SGPropertyNode_ptr _aloft_wind_from_deg_node;
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SGPropertyNode_ptr _aloft_wind_speed_node;
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};
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#endif // _FG_AIThermal_HXX
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