make it compile with cmake.

kernels/CMakeLists.txt

@@ -0,0 +1,39 @@
+find_package(Vulkan REQUIRED)
+
+function(add_shaders TARGET_NAME)
+  set(SHADER_SOURCE_FILES ${ARGN}) # the rest of arguments to this function will be assigned as shader source files
+
+  # Validate that source files have been passed
+  list(LENGTH SHADER_SOURCE_FILES FILE_COUNT)
+  if(FILE_COUNT EQUAL 0)
+    message(FATAL_ERROR "Cannot create a shaders target without any source files")
+  endif()
+
+  set(SHADER_COMMANDS)
+  set(SHADER_PRODUCTS)
+
+  foreach(SHADER_SOURCE IN LISTS SHADER_SOURCE_FILES)
+    cmake_path(ABSOLUTE_PATH SHADER_SOURCE NORMALIZE)
+    cmake_path(GET SHADER_SOURCE FILENAME SHADER_NAME)
+
+    # Build command
+    list(APPEND SHADER_COMMAND COMMAND)
+    list(APPEND SHADER_COMMAND Vulkan::glslc)
+    list(APPEND SHADER_COMMAND "${SHADER_SOURCE}")
+    list(APPEND SHADER_COMMAND "-o")
+    list(APPEND SHADER_COMMAND "${CMAKE_CURRENT_BINARY_DIR}/${SHADER_NAME}.spv")
+
+    # Add product
+    list(APPEND SHADER_PRODUCTS "${CMAKE_CURRENT_BINARY_DIR}/${SHADER_NAME}.spv")
+
+  endforeach()
+
+  add_custom_target(${TARGET_NAME} ALL
+    ${SHADER_COMMAND}
+    COMMENT "Compiling Shaders [${TARGET_NAME}]"
+    SOURCES ${SHADER_SOURCE_FILES}
+    BYPRODUCTS ${SHADER_PRODUCTS}
+  )
+endfunction()
+
+add_shaders(kernels test.cl)