0
votes
0answers
19 views

Manual occlusion culling with glDrawElements [duplicate]

How should I go about doing occlusion culling with glDrawElements? I am dealing with voxel-like terrain. I want to avoid drawing the faces that are facing another block. I just don't know how to ...
1
vote
0answers
80 views

iSGL3D Occlusion Culling

I was testing a cool 3D Scene Graph Library called iSGL3D. Since I found some functions called alpha culling for displaying partly hidden objects (making the ones in front transparent). I was ...
3
votes
1answer
94 views

If I use my own normal values, should I turn off winding order culling?

I've discovered that I managed to program a series of boxes with indexed vertices in such a way that every other triangle (Half of each face) has a backwards winding order. As a result, XNA is ...
2
votes
3answers
745 views

Culling Techniques for 3d OpenGL ES game

I'm developing a 3d flight simulator for Android and am using a relatively large (10k triangles) scene in 3ds format for the scenery. The scene is one polygon soup, not separated into separate ...