Contents

vvcospif(_:_:_:)

Calculates the cosine of pi multiplied by each element in an array of single-precision values.

Declaration

func vvcospif(_: UnsafeMutablePointer<Float>, _: UnsafePointer<Float>, _: UnsafePointer<Int32>)

Discussion

Parameters:

parameter 1

The output array, y.

parameter 2

The input array, x.

parameter 3

The number of elements in the arrays.

The following code shows an example of using vvcospif(_:_:_:).

float x[] = {-0.5, 0, 0.5};
float y[3];
int n = 3;
 
vvcospif(y, x, &n);
 
NSLog(@"y: [%lf, %lf, %lf]", y[0], y[1], y[2]);

See Also

Array-Oriented Trigonometric Functions