m_vk.createDebugReportCallbackEXT = (CreateDebugReportCallbackEXTFunc) GET_PROC_ADDR("vkCreateDebugReportCallbackEXT");
m_vk.destroyDebugReportCallbackEXT = (DestroyDebugReportCallbackEXTFunc) GET_PROC_ADDR("vkDestroyDebugReportCallbackEXT");
m_vk.debugReportMessageEXT = (DebugReportMessageEXTFunc) GET_PROC_ADDR("vkDebugReportMessageEXT");
-m_vk.getPhysicalDeviceExternalImageFormatPropertiesNV = (GetPhysicalDeviceExternalImageFormatPropertiesNVFunc) GET_PROC_ADDR("vkGetPhysicalDeviceExternalImageFormatPropertiesNV");