OpenGL graphics crash

[John W. Eaton]

On  8-Jul-2009, Alexander Mamonov wrote:

| Just as a side note
| 
| >backend ("fltk")
| >demo slice
| 
| works OK with Benjamin's MinGW build of 3.2.0.
| No crash occurs.

Can you check to see what the value of IDX is in the following
expression if X is NaN?

  octave_idx_type idx = static_cast<octave_idx_type> (x);

On my system, IDX is -INT_MAX.  Maybe on yours it is 0?

Does the slice plot look correct?

jwe