Impala Documentation

template<class DstArrayT, class SrcArrayT>

DstArithT Impala::Core::Array::Trait::M9poANG2w< 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 M9poANG2w.h.

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

00042     {
00043         SrcArithT I = (R*R+G*G+B*B);
00044         SrcArithT fw2 = Rx*Rx+Ry*Ry+Gx*Gx+Gy*Gy+Bx*Bx+By*By;
00045         SrcArithT A1 = R*Rx+G*Gx+B*Bx;
00046         SrcArithT A2 = R*Ry+G*Gy+B*By;
00047         SrcArithT f_r = (A1*A1+A2*A2)/I;
00048         SrcArithT f_ang = Element::E1Sqrt(fw2-f_r);
00049         SrcArithT f_ang2 = f_ang/Element::E1Sqrt(I);
00050         return f_ang2;
00051     }

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