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Forum: Fluent UDF and Scheme Programming

July 13, 2012, 13:05

Replies: 9

Wrote my first udf but nothing happens

Views: 2,025

Posted By flotus1

Here is a source UDF I currently use (stripped it...

Here is a source UDF I currently use (stripped it from everything but the coordinate thing):
Copy it and try to run it.

DEFINE_SOURCE(sourceterm,c,t,dS,eqn)
{
double x[ND_ND];
double...

Forum: Fluent UDF and Scheme Programming

July 13, 2012, 10:53

Replies: 9

Wrote my first udf but nothing happens

Views: 2,025

Posted By flotus1

Are you running in parallel? Normal UDFs do...

Are you running in parallel?

Normal UDFs do not work in parallel, but as far as I understood, they can be changed accordingly. Refer to the UDF manual.

For now, try running on 1 core only.

Forum: Fluent UDF and Scheme Programming

July 13, 2012, 09:44

Replies: 9

Wrote my first udf but nothing happens

Views: 2,025

Posted By flotus1

Are you 100% sure that there are cell centroids...

Are you 100% sure that there are cell centroids within the ranges you specified?
Remember that sources are applied on a "per-cell" basis.

For debugging purposes, try applying the source to a...

Forum: Fluent UDF and Scheme Programming

July 13, 2012, 04:44

Replies: 9

Wrote my first udf but nothing happens

Views: 2,025

Posted By flotus1

Because of numerical inaccuracies, you always...

Because of numerical inaccuracies, you always have to provide a small threshold for statements like "if (position != ..."
The position of the cells in your domain will never be -0.135608, but rather...

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