2011-11-16 21:49:56 -04:00
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#define ft2m(x) ((x) * 0.3048)
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#define kt2mps(x) ((x) * 0.514444444)
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#define sqr(x) ((x)*(x))
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2012-03-01 00:22:11 -04:00
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#define ToRad(x) (x*0.01745329252) // *pi/180
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2011-11-16 21:49:56 -04:00
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void set_nonblocking(int fd);
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2011-11-18 19:07:11 -04:00
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double normalise(double v, double min, double max);
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2011-11-28 01:01:23 -04:00
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double normalise180(double v);
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2011-12-26 04:11:50 -04:00
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void runInterrupt(uint8_t inum);
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2012-03-01 00:22:11 -04:00
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2012-03-28 06:47:33 -03:00
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// generate a random float between -1 and 1
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#define rand_float() (((((unsigned)random()) % 2000000) - 1.0e6) / 1.0e6)
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#ifdef VECTOR3_H
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Vector3f rand_vec3f(void);
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#endif
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