gf::ColorRamp Struct Reference

A color ramp. More...

#include <gf/ColorRamp.h>

Public Member Functions
	ColorRamp ()
	Default constructor. More...
bool	isEmpty () const
	Check if the color ramp is empty. More...
void	addColorStop (float offset, const Color4f &color)
	Add a color stop. More...
Color4f	computeColor (float offset) const
	Compute a color from an offset. More...

Detailed Description

A color ramp.

See also

gf::Color4f

Constructor & Destructor Documentation

ColorRamp()

gf::ColorRamp::ColorRamp

(

)

Default constructor.

The color ramp is empty.

Member Function Documentation

addColorStop()

void gf::ColorRamp::addColorStop	(	float	offset,
		const Color4f &	color
	)

Add a color stop.

Parameters

offset	The offset of the color
color	The color

computeColor()

Color4f gf::ColorRamp::computeColor

(

float

offset

)

const

Compute a color from an offset.

Parameters

offset

The offset of the wanted color

Returns

A color

isEmpty()

bool gf::ColorRamp::isEmpty

(

)

const

Check if the color ramp is empty.

Returns

True if the ramp is empty