Color channel conversion and scaling helper class. More...

#include <pixel.hh>

Public Member Functions
	Channel (unsigned offset, unsigned width)

uint8_t	toPixel (uint32_t word) const
	Get the value of a single color channel represented as an 8-bit number.

uint32_t	fromPixel (uint8_t ch) const
	Convert an 8-bit representation of a color into an external format.

Public Attributes
unsigned	offset
	Offset in bits.

unsigned	mask
	Bit mask (after shifting)

float	factor
	Scaling factor when converting to the full range of an 8-bit color channel.

Detailed Description

Color channel conversion and scaling helper class.

Definition at line 97 of file pixel.hh.

Constructor & Destructor Documentation

◆ Channel()

gem5::PixelConverter::Channel::Channel	(	unsigned	offset,
		unsigned	width )

Parameters

offset	Offset in bits.
width	Width in bits.

Definition at line 68 of file pixel.cc.

Member Function Documentation

◆ fromPixel()

uint32_t gem5::PixelConverter::Channel::fromPixel ( uint8_t ch ) const

inline

Convert an 8-bit representation of a color into an external format.

Definition at line 117 of file pixel.hh.

References factor, mask, and offset.

Referenced by gem5::PixelConverter::fromPixel().

◆ toPixel()

uint8_t gem5::PixelConverter::Channel::toPixel ( uint32_t word ) const

inline

Get the value of a single color channel represented as an 8-bit number.

Definition at line 109 of file pixel.hh.

References factor, mask, and offset.

Referenced by gem5::PixelConverter::toPixel().

Member Data Documentation

◆ factor

float gem5::PixelConverter::Channel::factor

Scaling factor when converting to the full range of an 8-bit color channel.

Definition at line 129 of file pixel.hh.

Referenced by fromPixel(), and toPixel().

◆ mask

unsigned gem5::PixelConverter::Channel::mask

Bit mask (after shifting)

Definition at line 124 of file pixel.hh.

Referenced by fromPixel(), toPixel(), and gem5::VncServer::VncServer().

◆ offset

unsigned gem5::PixelConverter::Channel::offset

Offset in bits.

Definition at line 122 of file pixel.hh.