I always wondered why 3D points in OpenGL, Direct3D and in general computer graphics were always represented as (x,y,z,w) (i.e. why do we use four dimensions to represent a 3D point, whatâs the w for?). This representation of coordinates with the extra dimension is know as homogeneous coordinates.
Hydraulic, Pneumatic & Industrial Products | Parker, BVA, Brakequip. Hose & Fittings, Etc. is a Parker hydraulic and pneumatic parts distributor in California and Nevada, providing customers with solutions to hydraulic and pneumatic challenges and quality Parker parts since 1978. Product Updates
Compression fittings in the world of plumbing are very common. They are a safe way to connect copper pipe without the use of heat making them popular with DIYâers. Many different types of valves, tees, connectors and utilities require compression fittings in order to make them water tight and safe.