MTLSamplerAddressMode.mirrorClampToEdge
Between -1.0 and 1.0, the texture coordinates are mirrored across the axis; outside -1.0 and 1.0, texture coordinates are clamped.
Declaration
case mirrorClampToEdgeBetween -1.0 and 1.0, the texture coordinates are mirrored across the axis; outside -1.0 and 1.0, texture coordinates are clamped.
case mirrorClampToEdge