Animation

Animation and tweening. More...

Classes
class	gf::ValueActivity
	An activity for a simple float value. More...
class	gf::RotateToActivity
	An activity for a change of angle. More...
class	gf::MoveToActivity
	An activity for a change of position. More...
class	gf::ColorActivity
	An activity for a change of color. More...
class	gf::CallbackActivity
	An activity for calling a function once. More...
class	gf::DelayActivity
	An activity to wait for a predefined duration. More...
class	gf::SequenceActivity
	An activity to run several activities sequentially. More...
class	gf::RepeatActivity
	An activity to run an activity several times. More...
class	gf::ParallelActivity
	An activity to run several activities in parallel. More...
class	gf::Activity
	A game activity. More...
class	gf::Ease
	Predefined easing functions. More...
class	gf::Tween< T >
	An interpolation between two values. More...

Typedefs
using	gf::Easing = float(*)(float)
	An easing function. More...

Enumerations
enum class	gf::ActivityStatus {   gf::ActivityStatus::Running ,   gf::ActivityStatus::Finished }
	Status of an activity. More...

Detailed Description

Animation and tweening.

Typedef Documentation

Easing

using gf::Easing = typedef float (*)(float)

An easing function.

An easing function is a function that specifies how a value changes over time. A normalized easing function has the following properties:

• \( f(0) = 0 \)
• \( f(1) = 1 \)

Usual easing functions are provided in gf::Ease.

See also

gf::Ease, gf::Step

Enumeration Type Documentation

ActivityStatus

enum class gf::ActivityStatus

strong

Status of an activity.

See also

gf::Activity

Enumerator
Running	The activity is still running.
Finished	The activity is finished.