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Per Nystrom (Double Buffer), separating current vs next-frame state prevents which artifact?
AShadow map flickering when moving
BAudio underruns on slow hardware
CMid-frame reads of a half-updated frame
DTexture filtering bleed on edges
Answer & Solution
Correct answer: C. Mid-frame reads of a half-updated frame
Nystrom Ch. Double Buffer: write to back-buffer, swap on tick boundary. Render only sees coherent frames, never a partial update.
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