Graphics basics in technical screener.
Graphics Programmer Interview Questions
42 graphics programmer interview questions shared by candidates
I was asked many questions, regarding both technical and non-technical areas.
Was generally an open conversation, we spoke about graphical pipelines, graphics APIs. Technical interview was probably more general programming issues than specifically graphics.
Why do you choose Rockstar? How is your English level? Why do you want to leave previous work?
First round: -2 hex, virtual function in C++, size of class with virtual function. dot product, cross product. How to tell in 2 spheres intersect. stack memory and heap memory difference. Size of a struct, how do they do padding? Second round: Transform the object from one coordinate system to another using their matrix. Given the view vector and normal, compute the reflect vector. ray sphere intersection test; if a line segment intersects a triangle. Cache locality. Array of structure vs. structure of array. Explain the graphics pipeline. What effect is better in Vertex shader vs. pixel shader? Briefly talk about the lighting in a game. how to read/write data from multiple threads. What about reading is much more than writing. How to debug a crush dump. Final round: Digging into related experience in my resume. Explain the project related to the role. What are the interesting graphics bugs you fixed? Tell if a line segment pass through a circle in 3D.
Why do you want to change the role?
- Describe a time when you disagreed with someone on your team, what happened? - Describe your management style. - Lots of general C# questions (polymorphism, inheritance, class vs struct, garbage collection, etc) - Tell me about your experience using Unity - How can you optimize for mobile in Unity? - How does a GPU determine a pixel's mip-level? (plus a follow-up question)?
Sapresti darmi la definizione di trasformata di Fourier? A cosa serve?
Relatively simple and self contained C++ assignment.
Describe a previous project, with follow-up questions on technical design decisions
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