Inheritance diagram for SkGammaColorSpaceLuminance:

Private Member Functions
SkScalar	toLuma (SkScalar gamma, SkScalar luminance) const override

SkScalar	fromLuma (SkScalar gamma, SkScalar luma) const override

Additional Inherited Members
Public Member Functions inherited from SkColorSpaceLuminance
virtual	~SkColorSpaceLuminance ()

Static Public Member Functions inherited from SkColorSpaceLuminance
static U8CPU	computeLuminance (SkScalar gamma, SkColor c)

static const SkColorSpaceLuminance &	Fetch (SkScalar gamma)

Detailed Description

Definition at line 28 of file SkMaskGamma.cpp.

Member Function Documentation

SkScalar SkGammaColorSpaceLuminance::fromLuma	(	SkScalar	gamma,
		SkScalar	luma
	)		const

inlineoverrideprivatevirtual

Converts a linear luma to a color component luminance in the color space.

Definition at line 32 of file SkMaskGamma.cpp.

                                                                    {
        return SkScalarPow(luma, SkScalarInvert(gamma));
    }

SkScalar SkGammaColorSpaceLuminance::toLuma	(	SkScalar	gamma,
		SkScalar	luminance
	)		const

inlineoverrideprivatevirtual

Converts a color component luminance in the color space to a linear luma.

Definition at line 29 of file SkMaskGamma.cpp.

                                                                       {
        return SkScalarPow(luminance, gamma);
    }

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