asw::util Namespace Reference

Functions
void	abort_on_error (const std::string &message)
	Abort program and display error message.
asw::Vec2< float >	get_texture_size (const asw::Texture &tex)
	Get texture size.
asw::Vec2< int >	get_text_size (const asw::Font &font, const std::string &text)
	Get text size.
void	clear_text_size_cache ()
	Clear cached text metrics.
template<typename T >
T	lerp (const T &a, const T &b, float t)
	Lerp between two values.

Function Documentation

abort_on_error()

void asw::util::abort_on_error

(

const std::string &

message

)

Abort program and display error message.

Parameters

message

Message to display

Definition at line 30 of file util.cpp.

clear_text_size_cache()

void asw::util::clear_text_size_cache

(

)

Clear cached text metrics.

Text size caching is shared across widgets and text drawing helpers, so it should be cleared when font resources are unloaded.

Definition at line 70 of file util.cpp.

get_text_size()

asw::Vec2< int > asw::util::get_text_size	(	const asw::Font &	font,
		const std::string &	text )

Get text size.

Parameters

font	Font to use
text	Text to get size of

Returns

Size as Vec2

Definition at line 44 of file util.cpp.

get_texture_size()

asw::Vec2< float > asw::util::get_texture_size

(

const asw::Texture &

tex

)

Get texture size.

Parameters

tex	Texture to get size of

Returns

Size as Vec2

Definition at line 37 of file util.cpp.

lerp()

template<typename T >

T asw::util::lerp	(	const T &	a,
		const T &	b,
		float	t )

Lerp between two values.

Parameters

a	Start value
b	End value
t	Interpolation value (0-1)

Returns

Interpolated value

Definition at line 56 of file util.h.