1
vote
1answer
34 views

How do I make a tile passable in one direction only?

I want that my character can jump through some of the tiles, like Mario does in this video: http://www.youtube.com/watch?v=zIPYzbNrNhc In this video, Mario jumps up through orange platforms, but ...
2
votes
0answers
143 views

How can I stop my Jitter physics meshes being offset?

I'm developing a C# game engine and have hit a snag trying to add physics. I'm using XNA for graphics and Jitter for physics. I am trying to split the XNA model into it's meshes, then create a ...
0
votes
0answers
156 views

Artificial Gravity - Rolling Ball Physics

How could I make a program that simulates the physics of a ball? I want it to be so that if i have a ball and place it on top of a ramp it will roll down that ramp. How might this be accomplished?
0
votes
0answers
110 views

Rendering light rays that intersect the viewport but have off-screen sources (XNA)

I am creating a very simple 2D navigation app in XNA. The grid/world starts at (1,1) and carries on to infinity in the East and South directions. The view-port shows the world without any scaling ...