oklab_q16.cpp.hpp File Reference

#include "fl/gfx/oklab_q16.h"
#include "fl/math/fixed_point/icbrt.h"

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Namespaces
namespace	fl
	Base definition for an LED controller.
namespace	fl::anonymous_namespace{oklab_q16.cpp.hpp}

Functions
i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::clampOklabQ16 (i32 value, i32 bound) FL_NO_EXCEPT
	Clamp into a symmetric domain.
void	fl::anonymous_namespace{oklab_q16.cpp.hpp}::dotOklabMatrixQ16 (const i32(&matrix)[3][3], const i32(&v)[3], i32(&out)[3]) FL_NO_EXCEPT
i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::dotOklabRowQ16 (const i32(&row)[3], const i32(&v)[3]) FL_NO_EXCEPT
	One matrix row against a clamped s16.16 vector.
void	fl::oklabToXyzQ16 (const i32(&lab)[3], i32(&out_xyz)[3]) FL_NO_EXCEPT
	OKLab (s16.16) -> XYZ (s16.16).
i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::signedCbrtQ16 (i32 raw) FL_NO_EXCEPT
	Signed cube root of an s16.16 raw value.
i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::signedCubeQ16 (i32 raw) FL_NO_EXCEPT
void	fl::xyzToOklabQ16 (const i32(&xyz)[3], i32(&out_lab)[3]) FL_NO_EXCEPT
	XYZ (s16.16, D65-relative) -> OKLab (s16.16), L then a then b.

Variables
constexpr i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::kLmsFromXyz [3][3]
	XYZ -> LMS.
constexpr i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::kLmsRootFromOklab [3][3]
	OKLab -> cube-rooted LMS.
constexpr i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::kOklabFromLmsRoot [3][3]
	Cube-rooted LMS -> OKLab.
constexpr i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::kOklabQ16MaxCubeRoot = 16 * 65536
	Signed cube of an s16.16 raw value, rounding to nearest at each step.
constexpr i32	fl::anonymous_namespace{oklab_q16.cpp.hpp}::kXyzFromLms [3][3]
	LMS -> XYZ.