1
vote
0answers
105 views

Bad texture on model with different GPU [closed]

I have some kind of distortion on the texture of my 3D model. It works perfectly well on an AMD GPU, but when testing on a integrated Intel HD graphics card it has a weird issue. I don't have a ...
0
votes
2answers
687 views

Draw wireframe overlay of model in GLSL

I have a 3D model that has a GLSL script, and I want to draw a line on each border of its polygons in the fragment shader. What should I do? Note: I am using Ogre3D, so I can't use OpenGL's ...
6
votes
1answer
312 views

How can I debug _why_ glDrawArrays is very slow?

I'm working on a game that uses CEGUI and Ogre. Recently, we've discovered that some of our customers with GeForce4 MX 4000's, performance is terrible. After a night spent debugging, I've tracked ...
5
votes
0answers
117 views

How to pass depth buffer from OGRE to CUDA?

I am using OGRE for rendering some objects. At every frame, I would like to pass the resulting depth buffer to CUDA for running some kernels on it and computing a result. How can I achieve this? How ...
0
votes
1answer
119 views

Split vector vs matrix notation for transformation

Some rendering engines like Ogre prefer to use a individual vector based notation for transformations like the following Split vector notation: Net Transformation is represented by Scale vector = sx, ...
2
votes
1answer
312 views

Ogre 3D Visibility Advice

I would like an advice about some real-time rendering optimization. I'm rendering a BSP level, by only using the mesh, textures, entities, and lightmaps, not using VIS at all. I'm trying to make my ...
2
votes
3answers
3k views

Should I use OGRE3D or start from scratch with OpenGL for a large, procedural, open world game?

This question has probably been asked quite a few times, or something similar to it, but I'd like to get some better information on OGRE, since I felt that any descriptions I found weren't very ...
1
vote
1answer
149 views

When rendering on two different computers, the texture is glitchy

I am using Ogre3D, and have been using it for a while. Also lately, I have been using the Opengl Rendering system that is included in Ogre, only because Directx will not compile correctly(Will post ...
6
votes
5answers
8k views

OpenGL vs OGRE : Which is the best for beginner? [closed]

I am interested in getting into game development and posses good C/C++ programming skills. I have tried OGRE before, and I am curious whether I should learn either OGRE or OpenGL as a starting point. ...