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Per typical procedural-terrain practice, OCTAVES of summed noise (fBM) produce which property?
ADetail at multiple scales by amplitude-decaying sum
BRandom per-pixel white noise output texture
CA pure DC offset across the entire output
DA single smooth bilinear interpolation only
Answer & Solution
Correct answer: A. Detail at multiple scales by amplitude-decaying sum
Sebastian Lague Procedural Landmass + Inigo Quilez: fractal Brownian motion sums octaves f(2x)/2 + f(4x)/4 + … Mountains + foothills emerge from one parameter.
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