But in the years between, there was PhysX. PhysX started as a simulation engine from a Swedish firm, NovodeX, then was acquired by Ageia in 2004 and expanded to include hardware cards. Nvidia's ...

PhysX, which was created by Ageia in 2004 and later acquired by Nvidia, played a key role in physics-enhanced gaming, powering effects like ragdoll physics, cloth simulation, and volumetric fluids ...