L4Re::Video::Color_component Class Reference

A color component. More...

#include <colors>

Collaboration diagram for L4Re::Video::Color_component:

Public Member Functions
	Color_component ()
	Constructor.
	Color_component (unsigned char bits, unsigned char shift)
	Constructor.
unsigned char	size () const
	Return the number of bits used by the component.
unsigned char	shift () const
	Return the position of the component in the pixel.
bool	operator== (Color_component const &o) const
	Compare for equality.
int	get (unsigned long v) const
	Get component from value (normalized to 16bits).
long unsigned	set (int v) const
	Transform 16bit normalized value to the component in the color space.
template<typename OUT>
void	dump (OUT &s) const
	Dump information on the view information to a stream.

Detailed Description

A color component.

Definition at line 21 of file colors.

Constructor & Destructor Documentation

Color_component()

L4Re::Video::Color_component::Color_component ( unsigned char bits, unsigned char shift )

inline

Constructor.

Parameters

bits	Number of bits used by the component
shift	Position in bits of the component in the pixel

Definition at line 36 of file colors.

References shift().

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Member Function Documentation

dump()

template<typename OUT>

void L4Re::Video::Color_component::dump ( OUT & s ) const

inline

Dump information on the view information to a stream.

Parameters

s

Stream

Definition at line 81 of file colors.

References shift(), and size().

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get()

int L4Re::Video::Color_component::get ( unsigned long v ) const

inline

Get component from value (normalized to 16bits).

Parameters

v

Value

Returns

Converted value

Definition at line 63 of file colors.

operator==()

bool L4Re::Video::Color_component::operator== ( Color_component const & o ) const

inline

Compare for equality.

Returns

True if the same components are described, false if not.

Definition at line 55 of file colors.

References Color_component().

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set()

long unsigned L4Re::Video::Color_component::set ( int v ) const

inline

Transform 16bit normalized value to the component in the color space.

Parameters

v	Value return Converted value.

Definition at line 73 of file colors.

shift()

unsigned char L4Re::Video::Color_component::shift ( ) const

inline

Return the position of the component in the pixel.

Returns

Position in bits of the component in the pixel

Definition at line 49 of file colors.

Referenced by Color_component(), and dump().

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size()

unsigned char L4Re::Video::Color_component::size ( ) const

inline

Return the number of bits used by the component.

Returns

Number of bits used by the component

Definition at line 43 of file colors.

Referenced by dump().

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

• l4/re/video/colors