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comparison src/graphics.cc @ 7440:4e3b073e910e

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[project @ 2008-02-02 18:23:50 by jwe]
author jwe
date Sat, 02 Feb 2008 18:23:50 +0000
parents 464a55f1a5c2
children af92b34f3a3a
comparison
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7439:1867156fc552 7440:4e3b073e910e
1899 1899
1900 ColumnVector F (c_center), f (F), UP (c_upv); 1900 ColumnVector F (c_center), f (F), UP (c_upv);
1901 normalize (f); 1901 normalize (f);
1902 normalize (UP); 1902 normalize (UP);
1903 1903
1904 if (abs (dot (f, UP)) > 1e-15) 1904 if (std::abs (dot (f, UP)) > 1e-15)
1905 { 1905 {
1906 double fa = 1/sqrt(1-f(2)*f(2)); 1906 double fa = 1/sqrt(1-f(2)*f(2));
1907 scale (UP, fa, fa, fa); 1907 scale (UP, fa, fa, fa);
1908 } 1908 }
1909 1909