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51 views

Slopes vs. Rectangles: Different Collision Points

My platformer has both rectangular tiles and right-triangle slopes with rectangular hitboxes. My sprites are also rectangular. Collision with only rectangular tiles works well. Even if there are ...
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Resolving penetration by adding the penetration vector to the colliding entities

During collisions I find the penetration vector of the colliding entities (using SAT). Should I add it to the position of entityA, of entityB, or to both?
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Separating Axis Theorem Issue

I am trying to create a 2d top down shooter using DirectX 11 (Windows 8 Store) and I am trying to implement OOBB collision using the Separating Axis Theorem. However I appear to have run into an ...
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81 views

Separating axes test for moving objects

I am having trouble figuring when a given case that is often mentioned actually comes into being. In multiple GDC presentations, and in Eberly's Game Physics book SAT on moving objects it is also ...