TurnBehavior Class Reference

Interpolates an entity's visual angle from one value to another over a specified duration. More...

#include <TurnBehavior.hpp>

Inheritance diagram for TurnBehavior:

Collaboration diagram for TurnBehavior:

Public Member Functions
	TurnBehavior (VisualState &visual, float fromAngle, float toAngle, float duration)
void	update (float dt) override
bool	isDone () const override
	Returns true when the behavior has completed and can be removed.
float	getDuration () const override
	Total duration of this behavior in seconds.
float	minDuration () const override
	Minimum duration below which this behavior is skipped entirely.
Public Member Functions inherited from IBehavior
virtual	~IBehavior ()=default

Static Private Member Functions
static float	_smoothstep (float t)

Private Attributes
VisualState &	_visual
float	_fromAngle
float	_delta
float	_duration
float	_elapsed = 0.0f

Detailed Description

Interpolates an entity's visual angle from one value to another over a specified duration.

Definition at line 9 of file TurnBehavior.hpp.

Constructor & Destructor Documentation

TurnBehavior()

TurnBehavior::TurnBehavior	(	VisualState &	visual,
		float	fromAngle,
		float	toAngle,
		float	duration
	)

Definition at line 5 of file TurnBehavior.cpp.

References _delta, _fromAngle, and toAngle().

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Member Function Documentation

_smoothstep()

float TurnBehavior::_smoothstep ( float  t )

staticprivate

s(t) = t²(3 - 2t) — ease-in/ease-out, zero derivative at t=0 and t=1

Definition at line 26 of file TurnBehavior.cpp.

Referenced by update().

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getDuration()

float TurnBehavior::getDuration ( ) const

inlineoverridevirtual

Total duration of this behavior in seconds.

Implements IBehavior.

Definition at line 15 of file TurnBehavior.hpp.

References _duration.

isDone()

bool TurnBehavior::isDone ( ) const

overridevirtual

Returns true when the behavior has completed and can be removed.

Implements IBehavior.

Definition at line 23 of file TurnBehavior.cpp.

References _duration, and _elapsed.

minDuration()

float TurnBehavior::minDuration ( ) const

inlineoverridevirtual

Minimum duration below which this behavior is skipped entirely.

Implements IBehavior.

Definition at line 16 of file TurnBehavior.hpp.

update()

void TurnBehavior::update ( float  dt )

overridevirtual

Implements IBehavior.

Definition at line 15 of file TurnBehavior.cpp.

References _delta, _duration, _elapsed, _fromAngle, _smoothstep(), _visual, and VisualState::angle.

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Member Data Documentation

_delta

float TurnBehavior::_delta

private

Definition at line 21 of file TurnBehavior.hpp.

Referenced by TurnBehavior(), and update().

_duration

float TurnBehavior::_duration

private

Definition at line 22 of file TurnBehavior.hpp.

Referenced by getDuration(), isDone(), and update().

_elapsed

float TurnBehavior::_elapsed = 0.0f

private

Definition at line 23 of file TurnBehavior.hpp.

Referenced by isDone(), and update().

_fromAngle

float TurnBehavior::_fromAngle

private

Definition at line 20 of file TurnBehavior.hpp.

Referenced by TurnBehavior(), and update().

_visual

VisualState& TurnBehavior::_visual

private

Definition at line 19 of file TurnBehavior.hpp.

Referenced by update().

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The documentation for this class was generated from the following files:

• gui/src/core/behaviors/TurnBehavior.hpp
• gui/src/core/behaviors/TurnBehavior.cpp