Impala Documentation

template<class DstArrayT, class SrcArrayT>

DstArithT Impala::Core::Array::Trait::M9poFPhiy< 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 M9poFPhiy.h.

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

00042     {
00043         SrcArithT I1 = Element::E1Sqrt(R*R + G*G + B*B);
00044         SrcArithT I2 = Element::E1Sqrt(R*R + G*G);
00045         return (G*(B*Gy - G*By) + R*(B*Ry - R*By)) / (I1*I2);
00046     }

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