Tagged Questions

6
votes
2answers
252 views

Fastest way to draw small particles in opengl?

Quick question : Which is the fastest method to render a large array of 4x4/8x8 particles in opengl ? Currently i spend 2triangles for each one but i think that its slow so i would really like to know ...
3
votes
3answers
789 views

Should I use Game Engines to learn to make 3D games?

HI i am a software engineering student in his second-last year. I am proficient with C,C++,C# and java programming languages, and being a student of engineering I have studied calculus, vectors etc ...
1
vote
2answers
169 views

What is a right datatype in c++ for OpenGL scene representation with use of GLSL

I am programming in C++ OpenGl with GLSL. Until now I have been using a data structure that is composed of std vector filled with structures of vertexes and with their parameters (position , normal, ...
0
votes
0answers
157 views

Getting started with game development [closed]

I'd like to start programming a game both for fun and for making some extra cash. I have a few game design ideas that would work well, but I'm not sure which frameworks/platforms, etc. that I should ...
3
votes
2answers
234 views

How can I make the switch from immediate mode to VBOs?

I've been using OpenGL for a short time now- and I'd like some clarification on VBOs. As I understand it, a VBO is an object stored on VRAM. In immediate mode, to apply a texture we simply bind it and ...
1
vote
2answers
216 views

Different types of memories which a graphics card has

I've been googling this around and yet nothing showed up but some articles from middle ages which were talking about Gforce mx and ... . My question is just this: what are the different memories in a ...
0
votes
2answers
486 views

opengl memory issue - quite strange

I have heard that textures consumes lot of memory but I am surprised how much.... I have 7 textures 1024 16 bit each. And while I will run my app it consumes 57MB of memory. I think that this is "a ...
3
votes
2answers
249 views

What happens to allocated video memory when the program terminates?

Using OpenGL it is possible to load textures, buffer arrays, compiled shaders and more to the video memory. When a C++ program exits, heap memory that was allocated by it is cleaned. What happens to ...
5
votes
2answers
503 views

Atmospheric Scattering

I want to add some nice atmospheric scattering to my 3D game engine but I am very concerned with conserving resources. I am not very familiar with how its done but can someone please give me some ...
19
votes
7answers
1k views

How to get PS3/Xbox 360 experience without having access to Dev kits?

I am a budding game programmer trying to get into the industry programming for PS3, Xbox 360. The main problem I see is the need to demonstrate my skills to a potential employer, but without access ...