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Zero vector test in projection intersection test in SAT

I stumbled across this implementation for a projection intersection test to use in a SAT test: // aCorn and bCorn are arrays containing all corners (vertices) of the two OBBs private static bool ...
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1answer
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Problems about oriented bounding boxes collision detection

I get a question for the following code which detects if two OOBs collide by SAT. The OBBs struct is also listed below. struct OBB { Point c; // OBB center point Vector u[3]; // Local x-, y-, and ...
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0answers
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Calculating Minimum Translation Vector in Separating Axis Theorem based algorithm

In the 2D SAT collision determination algorithm, you project the convex polygons onto each potential separating axis. Supposing the polygons intersect, from what I understand, the axis for which the ...
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0answers
133 views

Implementing Separating Axis Theorem to Detect and Handle Sliding Collisions

I am having a bit of difficulty detecting collisions properly with separating axis theorem. My code seems to be giving a lot of false alarms. Also, I've looked into implementing sliding collisions ...
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0answers
470 views

Collision detection 3d rectangles using SAT

This question builds on a previous post asked by griffinHeart nov 2012. See link below. How many and which axes to use for 3D OBB collision with SAT Refering to the explanation/answer by Ken. What ...
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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 ...