...
and when I read the library using ctypes
from pyglet.lib import load_library
glib=load_library('GL')
and try
glib.glMultiDrawArrays(GL_LINE_STRIP, firstptr,countptr, items)
it works again with no problem.
Best regards,
Eleftherios
On Mon, Nov 7, 2011 at 6:36 PM, Eleftherios Garyfallidis <
[email protected]> wrote:
> Hello,
>
> Is there any known issue with glMultiDrawArrays in pyglet?
>
> count=np.array([3,3,3],dtype=np.int32)
> first=np.array([0,3,6],dtype=np.int32)
> items=3
>
> firstptr=firts.ctypes.data
> countptr=count.ctypes.data
>
> This gives segmentation fault
> glMultiDrawArrays(GL_LINE_STRIP, firstptr,countptr, items)
>
> And this works just fine
> glDrawArrays(GL_LINE_STRIP,0,3)
> glDrawArrays(GL_LINE_STRIP,3,3)
> glDrawArrays(GL_LINE_STRIP,6,3)
>
> However these two should have identical results according to the Red bible.
>
> Best wishes,
> Eleftherios
>
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