circlingthesun

Cape Town, South Africa

circlingthesun.co.za

Age: 25

Dec
27
awarded Supporter
Nov
1
answered 12.10 unable to install or even run from Live CD with nVidia GTX 580
Oct
15
comment Pairwise vertex attributes in OpenGL
Thanks a stack :)
Oct
15
awarded Supporter
Oct
15
accepted Pairwise vertex attributes in OpenGL
Oct
15
comment Pairwise vertex attributes in OpenGL
Is there no way I could somehow avoid the extra memory overhead?
Oct
15
comment Pairwise vertex attributes in OpenGL
Using glDrawArrays?
Oct
15
comment Pairwise vertex attributes in OpenGL
It would if my graphs were smallish. Unfortunately the graphs I construct can have up to 7 million vertices. :| Thanks for the suggestion :)
Oct
15
comment Pairwise vertex attributes in OpenGL
Given vertex A and B, I'd like some way to access an attribute that describes the edge/line between them. In this case the weight. I'd basically like to access an attribute in a buffer for every line that I draw (while still using an index buffer). I'm hoping there is some way I can do this in a geometry shader.
Oct
15
asked Pairwise vertex attributes in OpenGL
Mar
21
comment Using OpenGL on QT without the wrappers
Any idea why I'm getting such errors when compiling your code: CMakeFiles/g3test-qt.dir/src/Renderable/DemoScene.cpp.o: In function Program::getUniformBlockIndex(char const*) const': /home/rickert/Workspace/g3test/src/Renderable/../OpenGL/Program.hpp:94: undefined reference to glGetUniformBlockIndex'
Mar
21
comment Using OpenGL on QT without the wrappers
Thanks. Your code seems handy. I guess I'm still having a bit of trouble wrapping my head around how an OpenGL context is initialised. I'm sure I'll make more sense soon.
Mar
21
awarded Scholar
Mar
21
accepted Using OpenGL on QT without the wrappers
Mar
21
awarded Student
Mar
20
asked Using OpenGL on QT without the wrappers
Feb
2
comment Screen scrambled after update with Intel GMA HD Graphics
I've narrowed this down to a problem with the kernel. It happens after upgrading from the 3.0.0.14 to 3.0.0.15 kernel. I've filed a bug report here: bugs.launchpad.net/ubuntu/+source/linux/+bug/925228
Feb
1
comment Screen scrambled after update with Intel GMA HD Graphics
I just re-installed Ubuntu. Everything worked fine. Then I updated it, restarted, and now I'm back at square 1. This is a freshly updated base install with no 3rd party packages.
Feb
1
comment Screen scrambled after update with Intel GMA HD Graphics
Nope, same distortion just at a lower resolution.
Feb
1
awarded Student
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