Re: [Gimp-developer] How to create a GimpFloatArray in Python plugin?

[Ofnuts <ofnuts gmx com>]

On 2/19/20 9:17 PM, Lloyd Konneker via gimp-developer-list wrote:
> Specifically, to pass as third arg to Gimp.PDB.gimp_pencil(layer, 4 line).
> Said argument should be GimpFloatArray according to PDBBrowser.
>
> I create a GimpValueArray to pass args to the pdb.  To create a GValue for
> the third arg, I tried:
>
> GObject.Value(Gimp.FloatArray.__gtype__, (1.0, 1.0, 1.0, 1.0)
>
> which throws exception .... Expected: Boxed.
> Thrown by pygobject/gi/pygi-value.c about line 556.
> At line 537, it seems like it should work if G_VALUE_HOLDS(value,
> G_TYPE_ARRAY) for GimpFloatArray gtype.
> My understanding is that PyGObject would then create a GArray from the
> Python list of floats for the value of the GValue.
>
> My best guess is Gimp is missing GI annotations or implementation for
> GimpFloatArray.
>
> Using Gimp 2.99, I am porting GimpFu.
>
> There might be a related problem receiving GimpInt32Array *from* Gimp (not
> *to* Gimp as above.)
You don't need to do complicated things like that in Python, just use a
Python array of floats.

 pdb.gimp_pencil(layer,6,[0.,0.,100.,100.,0.,200.])


(draws a '>')