Base on the 2D rectangular area Know as viewing rectangle or clipping rectangle Be a special case of 3D viewing ex. plane at z=0 Default in 2x2x2 volume, origin at the center and bottom-left corner is at (-1.0, -1.0)
Base on the 2D rectangular area Know as viewing rectangle or clipping rectangle Be a special case of 3D viewing ex. plane at z=0 Default in 2x2x2 volume, origin at the center and bottom-left corner is at (-1.0, -1.0)