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41 lines
1.1 KiB
C++
41 lines
1.1 KiB
C++
/************************TRICK HEADER*************************
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PURPOSE: Mass-Spring-Damper class header file .
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PROGRAMMERS:
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(((Scott P. Fennell) (CACI International Inc.) (January 2018) (Trick Learning Project)))
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*************************************************************/
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#ifndef MSD_H
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#define MSD_H
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class MSD {
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public:
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double a; /* m/s2 acceleration */
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double v; /* m/s velocity */
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double x; /* m position */
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double m; /* kg mass */;
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double v_0; /* *i m/s initial velocity of the mass (at t = 0) */
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double x_0; /* *i m initial position of the mass (at t = 0) */
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double b; /* N.s/m damping constant */
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double k; /* N/m spring constant */
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double F; /* N force constant */
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MSD(double _m, double _k, double _b, double _F,
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double _v_0, double _x_0);
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static int default_data(MSD &);
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int init();
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int shutdown();
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int state_deriv(void);
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int state_integ(void);
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MSD(void); /* not used */
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};
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#endif /* MSD_H */ |