public void Setup(InternedString layout, InternedString variants,
InputDeviceDescription deviceDescription = default)
{
m_LayoutCacheRef = InputControlLayout.CacheRef();
InstantiateLayout(layout, variants, new InternedString(), null);
FinalizeControlHierarchy();
m_Device.m_Description = deviceDescription;
m_Device.CallFinishSetupRecursive();
}
// If our layout data is outdated, rescan all the layouts in the system.
private static void Refresh()
{
var manager = InputSystem.s_Manager;
if (manager.m_LayoutRegistrationVersion == s_LayoutRegistrationVersion)
{
return;
}
Clear();
if (!s_LayoutCacheRef.valid)
{
// In the editor, we keep a permanent reference on the global layout
// cache. Means that in the editor, we always have all layouts loaded in full
// at all times whereas in the player, we load layouts only while we need
// them and then release them again.
s_LayoutCacheRef = InputControlLayout.CacheRef();
}
var layoutNames = manager.ListControlLayouts().ToArray();
// Remember which layout maps to which device matchers.
var layoutMatchers = InputControlLayout.s_Layouts.layoutMatchers;
foreach (var entry in layoutMatchers)
{
s_DeviceMatchers.TryGetValue(entry.layoutName, out var matchers);
matchers.Append(entry.deviceMatcher);
s_DeviceMatchers[entry.layoutName] = matchers;
}
// Load and store all layouts.
foreach (var layoutName in layoutNames)
{
var layout = InputControlLayout.cache.FindOrLoadLayout(layoutName);
ScanLayout(layout);
if (layout.isOverride)
{
continue;
}
if (layout.isControlLayout)
{
s_ControlLayouts.Add(layout.name);
}
else if (s_DeviceMatchers.ContainsKey(layout.name))
{
s_ProductLayouts.Add(layout.name);
}
else
{
s_DeviceLayouts.Add(layout.name);
}
}
// Move all device layouts without a device description but derived from
// a layout that has one over to the product list.
foreach (var name in s_DeviceLayouts)
{
var layout = InputControlLayout.cache.FindOrLoadLayout(name);
if (layout.m_BaseLayouts.length > 1)
{
throw new NotImplementedException();
}
for (var baseLayoutName = layout.baseLayouts.FirstOrDefault(); !baseLayoutName.IsEmpty();)
{
if (s_ProductLayouts.Contains(baseLayoutName))
{
// Defer removing from s_DeviceLayouts to keep iteration stable.
s_ProductLayouts.Add(name);
break;
}
var baseLayout = InputControlLayout.cache.FindOrLoadLayout(baseLayoutName);
if (baseLayout.m_BaseLayouts.length > 1)
{
throw new NotImplementedException();
}
baseLayoutName = baseLayout.baseLayouts.FirstOrDefault();
}
}
// Remove every product device layout now.
s_DeviceLayouts.ExceptWith(s_ProductLayouts);
s_LayoutRegistrationVersion = manager.m_LayoutRegistrationVersion;
}
