light::units Namespace Reference

Single source of truth for unit conversions. More...

Variables
constexpr double	MM_PER_IN = 25.4
	Millimeters per inch.
constexpr double	IN_PER_MM = 1.0 / 25.4
	Inches per millimeter.
constexpr double	M_PER_IN = 0.0254
	Meters per inch.
constexpr double	IN_PER_M = 1.0 / 0.0254
	Inches per meter.
constexpr double	DEG_PER_RAD = 180.0 / M_PI
	Degrees per radian.
constexpr double	RAD_PER_DEG = M_PI / 180.0
	Radians per degree.

Detailed Description

Single source of truth for unit conversions.

Multiplying is faster and clearer than repeating the magic literals (25.4, 0.0254, M_PI/180) inline.

Variable Documentation

DEG_PER_RAD

constexpr double light::units::DEG_PER_RAD = 180.0 / M_PI

inlineconstexpr

Degrees per radian.

Definition at line 164 of file util.hpp.

IN_PER_M

constexpr double light::units::IN_PER_M = 1.0 / 0.0254

inlineconstexpr

Inches per meter.

Definition at line 163 of file util.hpp.

IN_PER_MM

constexpr double light::units::IN_PER_MM = 1.0 / 25.4

inlineconstexpr

Inches per millimeter.

Definition at line 161 of file util.hpp.

M_PER_IN

constexpr double light::units::M_PER_IN = 0.0254

inlineconstexpr

Meters per inch.

Definition at line 162 of file util.hpp.

MM_PER_IN

constexpr double light::units::MM_PER_IN = 25.4

inlineconstexpr

Millimeters per inch.

Definition at line 160 of file util.hpp.

RAD_PER_DEG

constexpr double light::units::RAD_PER_DEG = M_PI / 180.0

inlineconstexpr

Radians per degree.

Definition at line 165 of file util.hpp.