Impala Documentation

template<class DstArrayT, class SrcArrayT>

DstArithT Impala::Core::Array::Trait::M9poHUEw< DstArrayT, SrcArrayT >::DoIt	(	const SrcArithT &	R,
		const SrcArithT &	G,
		const SrcArithT &	B,
		const SrcArithT &	Rx,
		const SrcArithT &	Gx,
		const SrcArithT &	Bx,
		const SrcArithT &	Ry,
		const SrcArithT &	Gy,
		const SrcArithT &	By
	)			`[inline]`

Actual operation.

Definition at line 39 of file M9poHUEw.h.

References Impala::Core::Array::Element::E1Sqrt().

00042     {
00043         SrcArithT div = (B*B+G*G+R*R-G*R-B*R-B*G);
00044         SrcArithT f_Obx = (G-B)*Rx+(B-R)*Gx+(R-G)*Bx;
00045         SrcArithT f_Oby = (G-B)*Ry+(B-R)*Gy+(R-G)*By;
00046 
00047         SrcArithT f_Hue = .5*sqrt(3.)*Element::E1Sqrt(f_Obx*f_Obx + f_Oby*f_Oby) / div;
00048         return f_Hue;
00049     }

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