Compiling GLSL to SPIR-V from CMake

CMakeLists.txt

if (${CMAKE_HOST_SYSTEM_PROCESSOR} STREQUAL "AMD64")
  set(GLSL_VALIDATOR "$ENV{VULKAN_SDK}/Bin/glslangValidator.exe")
else()
  set(GLSL_VALIDATOR "$ENV{VULKAN_SDK}/Bin32/glslangValidator.exe")
endif()

file(GLOB_RECURSE GLSL_SOURCE_FILES
    "shaders/*.frag"
    "shaders/*.vert"
    )

foreach(GLSL ${GLSL_SOURCE_FILES})
  get_filename_component(FILE_NAME ${GLSL} NAME)
  set(SPIRV "${PROJECT_BINARY_DIR}/shaders/${FILE_NAME}.spv")
  add_custom_command(
    OUTPUT ${SPIRV}
    COMMAND ${CMAKE_COMMAND} -E make_directory "${PROJECT_BINARY_DIR}/shaders/"
    COMMAND ${GLSL_VALIDATOR} -V ${GLSL} -o ${SPIRV}
    DEPENDS ${GLSL})
  list(APPEND SPIRV_BINARY_FILES ${SPIRV})
endforeach(GLSL)

add_custom_target(
    Shaders 
    DEPENDS ${SPIRV_BINARY_FILES}
    )

add_dependencies(YourMainTarget Shaders)

add_custom_command(TARGET YourMainTarget POST_BUILD
    COMMAND ${CMAKE_COMMAND} -E make_directory "$<TARGET_FILE_DIR:YourMainTarget>/shaders/"
    COMMAND ${CMAKE_COMMAND} -E copy_directory
        "${PROJECT_BINARY_DIR}/shaders"
        "$<TARGET_FILE_DIR:YourMainTarget>/shaders"
        )

Thank you, I learned something new today 🐔👍