research/cantera
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

In the init() routine, I set the initial mass fraction vector so that

Browse source 
it sums to one. Previously, it was set uniformly to zero. The mass
fraction of species 0 is set to 1.
 This was noticed by a user, and may have resulted in seg faults before
the ThermoPhase object was properly initialized.
This commit is contained in:
Harry Moffat 2006-10-02 19:10:53 +00:00
parent 9568195dec
commit eb129e8f00
1 changed files with 11 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
Cantera/src/State.cpp
View file

@ -164,8 +164,6 @@ namespace Cantera {
scale(m_ym.begin(), m_ym.end(), c, m_dens);
}
doublereal State::mean_Y(const doublereal* Q) const {
return dot(m_y.begin(), m_y.end(), Q);
}
@ -199,6 +197,17 @@ namespace Cantera {
if (m_molwts[k] < Tiny) m_molwts[k] = Tiny;
m_rmolwts[k] = 1.0/m_molwts[k];
}
/*
* Now that we have resized the State object, let's fill it with
* a valid mass fraction vector that sums to one. The State object
* should never have a mass fraction vector that doesn't sum to one.
* We will assume that species 0 has a mass fraction of 1.0 and
* mass fraction of all other species is 0.0.
*/
m_y[0] = 1.0;
m_ym[0] = m_y[0] * m_rmolwts[0];
m_mmw = 1.0 / m_ym[0];
}
}