Air jumps and jump force over time
Air jumps and jump force over time

Implements options 'airJumps' ,'jumpForce', 'jumpTime'
Set airJumps >= 1 to allow air jumping.
Jumping mechanics - 'jumpImpulse' is applied once per jump,
'jumpForce' is applied as long as the jump button stays
pressed, up to 'jumpTime' milliseconds.

andyhall/voxel-fps-controller