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Fixed the Matrix::get(Quat&) method

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Robert Osfield 2004-08-30 18:51:42 +00:00
parent 146f4cd573
commit 2733324701
1 changed files with 2 additions and 2 deletions
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src/osg/Matrix_implementation.cpp
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@ -125,12 +125,12 @@ void Matrix_implementation::get( Quat& q ) const
int nxt[3] = {1, 2, 0};
tr = _mat[0][0] + _mat[1][1] + _mat[2][2];
tr = _mat[0][0] + _mat[1][1] + _mat[2][2]+1.0;
// check the diagonal
if (tr > 0.0)
{
s = (value_type)sqrt (tr + 1.0);
s = (value_type)sqrt (tr);
QW = s / 2.0;
s = 0.5 / s;
QX = (_mat[1][2] - _mat[2][1]) * s;