application := @use("rel:application.hb");
.{ApplicationInfo} := application

structures := @use("rel:structures.hb")
errors := @use("rel:errors.hb")

// https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VkInstanceCreateInfo.html
InstanceCreateInfo := struct {
	sType: int,
	pNext: int,
	flags: int,
	application_info: ^ApplicationInfo,
	enabled_layer_count: int,
	ppEnabledLayerNames: int,
	enabled_extension_count: int,
	ppEnabledExtensionNames: int,
}

new_create_info := fn(application_info: ^ApplicationInfo): InstanceCreateInfo {
	create_info_type := structures.InstanceCreateInfoType
	enabled_layer_count := 0

	create_info := InstanceCreateInfo.(create_info_type, 0, 0, application_info, enabled_layer_count, 0, 0, 0)
	return create_info
}

// TODO
Instance := struct {inner: int}
void_instance := fn(): Instance {
	return Instance.(0)
}

create_instance := fn(create_info: ^InstanceCreateInfo, allocator_callback: int, new_obj: ^Instance): int {
	return errors.IncompatibleDriver
}