Re: [PyOpenGL-Users] How to call glMultMatrix passing an instance of KFbxXMatrix?

[Ian M. <geo...@gm...>]

On Sun, Sep 11, 2011 at 5:49 PM, Mark Laff
<mar...@pe...>wrote:

> **
> Newb to both Python and OpenGL, so this may be a trivial question.
>
> I have C
>
C++

> sample code which looks like:
>
> void GlDrawCrossHair(KFbxXMatrix& pGlobalPosition)
> {
>     glColor3f(1.0, 1.0, 1.0);
>     glLineWidth(1.0);
>
>     glPushMatrix();
>     glMultMatrixd((double*) pGlobalPosition);
> ...
>
>  but when I try to write, in Python:
>
>
> def DrawCrosshair(pGlobalPosition):
>     glColor3f(1.0,1.0,1.0)
>     glLineWidth(1.0)
>
>     glPushMatrix()
>     glMultMatrixd(pGlobalPosition)
>
> In your C++ code, class KFbxXMatrix probably has some specified way to
convert to an array of type double.  You'll need to do whatever the
equivalent is in Python; i.e., glMultMatrixd(*pGlobalPosition.getArray()) or
whatever.
Ian