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Junior Game Programmer Interview Questions

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How would you calculate if two spheres are colliding? How would you optimize that program? If there are thousands of spheres within a box, how would you calculate the collision for each sphere and what is the time complexity?
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Associate Game Developer

Interviewed at Heavy Iron Studios

4.3★
Sep 4, 2021

How would you calculate if two spheres are colliding? How would you optimize that program? If there are thousands of spheres within a box, how would you calculate the collision for each sphere and what is the time complexity?

* Describe the most challenging part of any previous projects * balls bouncing in a room with 6 walls but are bouncing slowly how would you improve performance * cross product/ dot product * find the normal (linear algebra) * Big O(n^2) * How would you detect collision between two bouncing spheres (Distance)
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Game Programmer

Interviewed at Heavy Iron Studios

4.3★
May 18, 2020

* Describe the most challenging part of any previous projects * balls bouncing in a room with 6 walls but are bouncing slowly how would you improve performance * cross product/ dot product * find the normal (linear algebra) * Big O(n^2) * How would you detect collision between two bouncing spheres (Distance)

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