MTLViewport A 3D rectangular region for the viewport clipping. Declarationstruct MTLViewport TopicsCreating a viewportinit()init(originX:originY:width:height:znear:zfar:)Specifying viewport boundariesoriginXoriginYwidthheightznearzfar RelationshipsConforms ToBitwiseCopyableSendable See AlsoDynamic render pipeline statesMTLScissorRectMTLVertexAmplificationViewMappingMTLQuadTessellationFactorsHalfMTLTriangleTessellationFactorsHalf