Sprite player

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12

Pivot and hitbox

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Upload stripes

Tip: All stripes are assumed to be 1 row with N frames left‑to‑right.

Keyboard

Player: move, Space shoot, W/S change floor.
Viewer: Play, Pause, Step, and tweak FPS/frames.

Viewer

Stage simulation

Clear all bugs on a floor to “open” the elevator to the next.