// this is intended to be run while layout is running (ie in parallel)
public void GatherBoxDataParallel()
{
UIElement root = view.dummyRoot;
int frameId = root.application.frameId;
int idx = 0;
wrapperList.QuickClear();
elemRefStack.array[elemRefStack.size++].element = root;
while (elemRefStack.size > 0)
{
UIElement currentElement = elemRefStack.array[--elemRefStack.size].element;
RenderBox renderBox = currentElement.renderBox;
renderBox.culled = renderBox.element.layoutResult.isCulled;
renderBox.clipper = currentElement.layoutResult.clipper;
renderBox.traversalIndex = idx++;
if (wrapperList.size + (currentElement.children.size * 2) >= wrapperList.array.Length)
{
wrapperList.EnsureAdditionalCapacity(currentElement.children.size * 2);
}
if (elemRefStack.size + currentElement.children.size >= elemRefStack.array.Length)
{
elemRefStack.EnsureAdditionalCapacity(currentElement.children.size);
}
if (!renderBox.culled && renderBox.visibility != Visibility.Hidden)
{
ref RenderOperationWrapper backgroundOp = ref wrapperList.array[wrapperList.size++];
backgroundOp.renderBox = renderBox;
backgroundOp.renderOperation = DrawCommandType.BackgroundTransparent;
if (renderBox.hasForeground)
{
ref RenderOperationWrapper foreground = ref wrapperList.array[wrapperList.size++];
foreground.renderBox = renderBox;
foreground.renderOperation = DrawCommandType.ForegroundTransparent;
}
}
public void GatherBoxData(IList <UIView> views)
{
int idx = 0;
wrapperList.QuickClear();
for (int viewIdx = 0; viewIdx < views.Count; ++viewIdx)
{
UIView view = views[viewIdx];
UIElement dummyRoot = view.dummyRoot;
int frameId = view.application.frameId;
if (dummyRoot.renderBox == null)
{
dummyRoot.renderBox = new RootRenderBox();
dummyRoot.renderBox.element = dummyRoot;
}
elemRefStack.array[elemRefStack.size++].element = dummyRoot;
while (elemRefStack.size > 0)
{
UIElement currentElement = elemRefStack.array[--elemRefStack.size].element;
RenderBox renderBox = currentElement.renderBox;
renderBox.culled = renderBox.element.layoutResult.isCulled;
renderBox.clipper = currentElement.layoutResult.clipper;
renderBox.traversalIndex = idx++;
renderBox.viewDepthIdx = viewIdx;
if (wrapperList.size + 2 + (currentElement.children.size * 2) >= wrapperList.array.Length)
{
wrapperList.EnsureAdditionalCapacity(2 + (currentElement.children.size * 2));
}
if (elemRefStack.size + 2 + currentElement.children.size >= elemRefStack.array.Length)
{
elemRefStack.EnsureAdditionalCapacity(2 + (currentElement.children.size * 2));
}
if (!renderBox.culled && renderBox.visibility != Visibility.Hidden)
{
ref RenderOperationWrapper backgroundOp = ref wrapperList.array[wrapperList.size++];
backgroundOp.renderBox = renderBox;
backgroundOp.renderOperation = DrawCommandType.BackgroundTransparent;
if (renderBox.hasForeground)
{
ref RenderOperationWrapper foreground = ref wrapperList.array[wrapperList.size++];
foreground.renderBox = renderBox;
foreground.renderOperation = DrawCommandType.ForegroundTransparent;
}
}
for (int i = currentElement.children.size - 1; i >= 0; i--)
{
UIElement child = currentElement.children.array[i];
if ((child.flags & UIElementFlags.EnabledFlagSet) == UIElementFlags.EnabledFlagSet)
{
// todo change check on painter
if (child.renderBox == null)
{
CreateRenderBox(child);
Debug.Assert(child.renderBox != null, "child.renderBox != null");
child.renderBox.Enable();
}
else if (child.enableStateChangedFrameId == frameId)
{
UpdateRenderBox(child);
child.renderBox.Enable();
}
if (child.renderBox.scrollFix == 1)
{
elemRefStack.array[elemRefStack.size++].element = child;
}
}
}
for (int i = currentElement.children.size - 1; i >= 0; i--)
{
UIElement child = currentElement.children.array[i];
if ((child.flags & UIElementFlags.EnabledFlagSet) == UIElementFlags.EnabledFlagSet)
{
if (child.renderBox.scrollFix == 0)
{
elemRefStack.array[elemRefStack.size++].element = child;
}
}
}
}