[ViewVC] Diff of: group/trunk/SHAPES/SHFunc.cpp

Comparing trunk/SHAPES/SHFunc.cpp (file contents):
Revision 1300 by gezelter, Thu Jun 24 19:06:47 2004 UTC vs.
Revision 1309 by chrisfen, Fri Jun 25 20:10:53 2004 UTC

#	Line 7 \| Line 7 \| double SHFunc::getValueAt(double costheta, double phi)
7
8		double SHFunc::getValueAt(double costheta, double phi) {
9
10	<	double f, p, phase;
10	>	double p, phase;
11
12	–	// incredibly inefficient way to get the normalization
13	–
14	–	// normalization factor:
15	–	f = sqrt( (2L+1)/(4.0M_PI) * Fact(L-M) / Fact(L+M) );
12		// associated Legendre polynomial
13		p = LegendreP(L,M,costheta);
14
#	Line 22 \| Line 18 \| double SHFunc::getValueAt(double costheta, double phi)
18		phase = cos((double)M * phi);
19		}
20
21	<	return coefficientfp*phase;
21	>	return coefficientpphase;
22
23		}
24		//-----------------------------------------------------------------------------//
#	Line 75 \| Line 71 \| double SHFunc::LegendreP (int l, int m, double x) {
71		}
72		}
73
78	–	double SHFunc::Fact(double n) {
79	–
80	–	if (n < 0.0) return NAN;
81	–	else {
82	–	if (n < 2.0) return 1.0;
83	–	else
84	–	return n*Fact(n-1.0);
85	–	}
86	–
87	–	}

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