Game Engineer Interview Questions

1,450 game engineer interview questions shared by candidates

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)

C++ Concepts (Inheritance, virtual functions and class), Optimization quiz(Thousands of balls in a cube), Game Programming quiz(Spaceship can shoot projectiles, there are rocks size of large, medium, and small. Everytime rock hitted by projectiles their size became smaller and smaller. How to design classes and main game logic), Math(when velocity, normal of a surface give, how to calculate reflected vector. and when there are a disc and gun, how to calculate projectiles of a gun whether hit a disc or not.) Code(Implement AddNode function in List)
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Associate Game Programmer

Interviewed at Heavy Iron Studios

4.3
Aug 11, 2023

C++ Concepts (Inheritance, virtual functions and class), Optimization quiz(Thousands of balls in a cube), Game Programming quiz(Spaceship can shoot projectiles, there are rocks size of large, medium, and small. Everytime rock hitted by projectiles their size became smaller and smaller. How to design classes and main game logic), Math(when velocity, normal of a surface give, how to calculate reflected vector. and when there are a disc and gun, how to calculate projectiles of a gun whether hit a disc or not.) Code(Implement AddNode function in List)

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