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1,450 game engineer interview questions shared by candidates

1. what is virtual function, how it works? 2. syntax and what is pure virtual function? 3. How would constructor and function go, in what order? how virtual function find the right one? (Vtable) How Vtable works? 4. sizeof(pType) = 4 5. Increment the value of integer pointer (*i)++ 4. Math question: 3D collision,… Show More 5. Bsphere collision, what part will be slow performance 6. In a cube, there are many balls and move slowly. What is the Big O for the complexity (N^2) How to improve the performance( I said using Qua-tree to diveide) What will be the potential problem(at the boundary) How to solve it. 7 How to find a normal vector for a triangle (corss product and remember normalize)
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Game Programmer

Interviewed at Heavy Iron Studios

4.3★
May 16, 2018

1. what is virtual function, how it works? 2. syntax and what is pure virtual function? 3. How would constructor and function go, in what order? how virtual function find the right one? (Vtable) How Vtable works? 4. sizeof(pType) = 4 5. Increment the value of integer pointer (*i)++ 4. Math question: 3D collision,… Show More 5. Bsphere collision, what part will be slow performance 6. In a cube, there are many balls and move slowly. What is the Big O for the complexity (N^2) How to improve the performance( I said using Qua-tree to diveide) What will be the potential problem(at the boundary) How to solve it. 7 How to find a normal vector for a triangle (corss product and remember normalize)

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