Stora an RGBA color. More...

#include <Color.hh>

Public Types
enum class	Channel { alpha , blue , green , red , size_ }
	Little-endian indexing for RGBA.

Type aliases
using	byte_type = std::uint8_t

using	size_type = std::uint32_t

using	Byte4 = Array< byte_type, 4 >

Public Member Functions
CELER_CONSTEXPR_FUNCTION	Color (size_type c)
	Construct from an integer representation.

CELER_CONSTEXPR_FUNCTION	operator size_type () const
	Get an integer representation of the color.

std::string	to_html () const
	Get representation as an HTML color (`#RRGGBB`). More...

CELER_FUNCTION byte_type	channel (Channel c) const
	Get a single channel.

Static Public Member Functions
static Color	from_html (std::string_view rgb)
	Construct with an `#0178ef` RGB or RGBA string (100% opaque).

static Color	from_rgb (size_type rgb)
	Construct from an RGB hex value (100% opaque).

static Color	from_rgba (size_type rgba)
	Construct from an RGBA value.

Detailed Description

Stora an RGBA color.

This is used to define volume/material colors used for raytrace rendering. The "byte" is the bit depth of a channel.

Member Function Documentation

std::string celeritas::Color::to_html ( ) const

Get representation as an HTML color (#RRGGBB).

This drops the opacity

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