Analog Devices VISUALDSP++ 3.5 Manual page 449

Example
#include <complex.h>
complex_float point = {-2.0 , 0.0};
float phase;
float mag;
mag = cartesianf (point,&phase);
VisualDSP++ 3.5 C/C++ Compiler and Library Manual
for ADSP-219x DSPs
DSP Run-Time Library
/* mag = 2.0, phase =
π
*/
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