private static void GetComponentsInternal <TComponent, TStopComponent, TResult>(Transform transform, bool includeInactive, EComponentSearchOption searchOption, List <TResult> result)
where TComponent : Component, TResult
where TStopComponent : Component
{
int count = transform.childCount;
for (int i = 0; i < count; ++i)
{
Transform child = transform.GetChild(i);
if (!child.gameObject.activeSelf && !includeInactive)
{
continue;
}
if (GetComponentsInternalSelf <TComponent, TStopComponent, TResult>(child, searchOption, result))
{
GetComponentsInternal <TComponent, TStopComponent, TResult>(child, includeInactive, searchOption, result);
}
}
}
private static bool GetComponentsInternalSelf <TComponent, TResult>(Transform transform, EComponentSearchOption searchOption, Component stopTarget, List <TResult> result, bool isThis = false)
where TComponent : Component, TResult
{
bool findTargets = true;
bool containsStopTarget = false;
if (stopTarget != null)
{
if (isThis)
{
findTargets = ((searchOption & EComponentSearchOption.IncludeTargetComponent_InStop_This) != 0);
}
else
{
findTargets = ((searchOption & EComponentSearchOption.IncludeTargetComponent_InStop_Children) != 0);
}
containsStopTarget = true;
}
if (findTargets)
{
var targets = transform.GetComponents <TComponent>();
if (targets != null)
{
result.AddRange(targets);
}
}
if (isThis && ((searchOption & EComponentSearchOption.SearchChildren_Ignore_SearchThisResult) != 0))
{
return(true);
}
return(!containsStopTarget);
}
private static bool GetComponentsInternalSelf <TComponent, TStopComponent, TResult>(Transform transform, EComponentSearchOption searchOption, List <TResult> result, bool isThis = false)
where TComponent : Component, TResult
where TStopComponent : Component
{
Component stopTarget = transform.GetComponent <TStopComponent>();
return(GetComponentsInternalSelf <TComponent, TResult>(transform, searchOption, stopTarget, result, isThis));
}
/// <summary>
/// Get components in children (TTargetComponent, TStopComponent, TTargetComponentAsResult)
/// </summary>
/// <typeparam name="TComponent">The target component type</typeparam>
/// <typeparam name="TStopComponent">The stop condition component type</typeparam>
/// <param name="transform">start from here</param>
/// <param name="includeInactive">include inactive gameObject</param>
/// <param name="result">the result</param>
public static void GetComponentsInChildren <TComponent, TStopComponent, TResult>(this Transform transform, bool includeInactive, EComponentSearchOption searchOption, List <TResult> result)
where TComponent : Component, TResult
where TStopComponent : Component
{
ProfilingUtility.BeginSample("GetComponentsInChildren_StopType_" + transform.name);
bool continueToGet = true;
if ((searchOption & EComponentSearchOption.SearchThis) != 0)
{
continueToGet = GetComponentsInternalSelf <TComponent, TStopComponent, TResult>(transform, searchOption, result, true);
}
if (continueToGet)
{
GetComponentsInternal <TComponent, TStopComponent, TResult>(transform, includeInactive, searchOption, result);
}
ProfilingUtility.EndSample();
}