ias_math_compute_vector_length.c

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/*******************************************************************************
NAME: ias_math_compute_vector_length
 
PURPOSE: Find the length of a vector
 
RETURN VALUE
TYPE = double
Calculated length of the vector
 
*******************************************************************************/
#include <math.h>
#include "ias_math.h"
 
double ias_math_compute_vector_length
(
    const IAS_VECTOR *vec        /* I Vector to find the length of */
)
{
 
    /* Calculate the norm */
    return (sqrt(vec->x * vec->x + vec->y * vec->y + vec->z * vec->z));
}