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| 1 | func _fixed_process(delta): | |
| 2 | - | offset += speed * delta |
| 2 | + | time += delta |
| 3 | - | |
| 3 | + | period = 2 * curve.get_baked_length() / speed |
| 4 | - | |
| 4 | + | index = 0.5 * (1 - cos(2 * pi * time / period)) |
| 5 | - | |
| 5 | + | set_pos(curve.interpolate_baked(index)) |
