cmake MaterialX examples

zenustech/zeno projects/USD/CMakeLists.txt :38 

find_package(MaterialX REQUIRED HINTS ${ZENO_USD_ROOT})

NVIDIA/MDL-SDK cmake/find/find_materialx.cmake :55 

find_package(MaterialX)

PixarAnimationStudios/OpenUSD cmake/defaults/Packages.cmake :301 

find_package(MaterialX REQUIRED)