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UKismetMathLibrary::DegAtan

function Engine Blueprint Since 4.0
#include "Kismet/KismetMathLibrary.h"
Access: public Specifiers: staticBlueprintPureUFUNCTION

Description

Returns the inverse tangent (arctangent) of A, with the result in degrees. Useful for recovering an angle from a slope or ratio.

Caveats & Gotchas

  • The result is always in the range -90 to +90 degrees. If you need the full four-quadrant angle use DegAtan2 instead.
  • The parameter is a tangent ratio, not an angle — passing degrees to this function will give meaningless output.

Signature

static UE_INL_API double DegAtan(double A);

Parameters

Name Type Description Default
A double Tangent value to invert.

Return Type

double

Example

Recover angle from slope C++
double Slope = 1.0;
double AngleDeg = UKismetMathLibrary::DegAtan(Slope); // ~45 degrees

Version History

Introduced in: 4.0

Version Status Notes
5.6 stable

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