public static void ConvertRectTransformsRecursive(UnityEngine.RectTransform parent, Entity parentEntity,
RectTransformToEntity rectTransformToEntity, EntityManager commandBuffer,
ref DotsUIArchetypes archetypes, ref NativeList <LinkedEntityGroup> linkedGroup, bool isPrefab)
{
rectTransformToEntity.Add(parent, parentEntity);
linkedGroup.Add(parentEntity);
#if UNITY_EDITOR
commandBuffer.SetName(parentEntity, parent.name);
#endif
m_PooledRectTransformList.Add(parent);
int childCount = parent.childCount;
for (int i = 0; i < childCount; i++)
{
if (parent.GetChild(i) is UnityEngine.RectTransform childTransform)
{
//if(!childTransform.gameObject.activeInHierarchy)
// continue;
Entity child = commandBuffer.CreateEntity(archetypes.GenericChildArchetype);
SetRectTransform(commandBuffer, childTransform, child);
commandBuffer.SetComponentData(child, new Parent()
{
Value = parentEntity
});
if (isPrefab)
{
commandBuffer.AddComponent(child, typeof(Prefab));
}
ConvertRectTransformsRecursive(childTransform, child, rectTransformToEntity, commandBuffer,
ref archetypes, ref linkedGroup, isPrefab);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="unityPrefab"></param>
/// <param name="prefabWorld">This world will keep your converter prefab for further instantiation
public DotsUIPrefab(UnityEngine.RectTransform unityPrefab, EntityManager manager, Allocator allocator)
{
m_RectTransformToPrefabEntity = new RectTransformToEntity(16, allocator);
m_Manager = manager;
m_Root = RectTransformConversionUtils.ConvertPrefabHierarchy(unityPrefab, manager, m_RectTransformToPrefabEntity);
m_Manager.SetEnabled(m_Root, false);
}
private static void UpdateComponents(RectTransformToEntity hierarchy, Dictionary <UnityEngine.Object, Entity> assetToEntity,
EntityManager commandBuffer)
{
//foreach (var (rectTransform, entity) in hierarchy)
foreach (var rectTransform in m_PooledRectTransformList)
{
m_Converter.ConvertComponents(rectTransform, hierarchy[rectTransform], hierarchy, assetToEntity, commandBuffer);
}
}
/// <summary>
/// Instantiate prefab and fill RectTransform to Entity map
/// </summary>
/// <param name="rectTransformToEntity"></param>
/// <returns></returns>
public Entity Instantiate(RectTransformToEntity rectTransformToEntity)
{
Entity instance = Instantiate();
var prefabGroup = m_Manager.GetBuffer <LinkedEntityGroup>(m_Root);
var instanceGroup = m_Manager.GetBuffer <LinkedEntityGroup>(instance);
for (int i = 0; i < prefabGroup.Length; i++)
{
rectTransformToEntity.Add(m_RectTransformToPrefabEntity[prefabGroup[i].Value], instanceGroup[i].Value);
}
return(instance);
}
protected override void ConvertComponent(RectMask2D unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
commandBuffer.AddComponent(entity, typeof(RectMask));
}
protected override void ConvertComponent(UnityEngine.UI.CanvasScaler unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
if (unityComponent.uiScaleMode == UnityEngine.UI.CanvasScaler.ScaleMode.ConstantPhysicalSize)
{
var scaleFactor = 1.0f;
switch (unityComponent.physicalUnit)
{
case CanvasScaler.Unit.Centimeters: scaleFactor = 1.0f / 2.54f; break;
case CanvasScaler.Unit.Millimeters: scaleFactor = 1.0f / 25.4f; break;
case CanvasScaler.Unit.Inches: scaleFactor = 1.0f / 1; break;
case CanvasScaler.Unit.Points: scaleFactor = 1.0f / 72; break;
case CanvasScaler.Unit.Picas: scaleFactor = 1.0f / 6; break;
}
commandBuffer.AddComponentData(entity, new CanvasConstantPhysicalSizeScaler()
{
Factor = scaleFactor
});
}
else if (unityComponent.uiScaleMode == UnityEngine.UI.CanvasScaler.ScaleMode.ConstantPixelSize)
{
commandBuffer.AddComponentData(entity, new CanvasConstantPixelSizeScaler());
}
}
protected override void ConvertComponent(Canvas unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
CanvasSortLayer image = new CanvasSortLayer {
Value = unityComponent.sortingOrder
};
commandBuffer.AddComponentData(entity, image);
commandBuffer.AddComponent(entity, typeof(RebuildCanvasHierarchyFlag));
commandBuffer.AddBuffer <MeshVertex>(entity);
commandBuffer.AddBuffer <MeshVertexIndex>(entity);
commandBuffer.AddBuffer <SubMeshInfo>(entity);
if (unityComponent.renderMode != RenderMode.ScreenSpaceCamera)
{
throw new InvalidOperationException($"Canvas ({unityComponent}) render mode ({unityComponent.renderMode}) is not supported yet");
}
if (unityComponent.worldCamera == null)
{
throw new InvalidOperationException($"Target camera is null or destroyed. Canvas {unityComponent}");
}
var proxy = unityComponent.worldCamera.GetComponent <CameraImageRenderProxy>();
if (proxy == null)
{
proxy = unityComponent.worldCamera.gameObject.AddComponent <CameraImageRenderProxy>();
}
commandBuffer.AddSharedComponentData(entity, new CanvasTargetCamera()
{
Target = proxy
});
}
protected override void ConvertComponent(UnityEngine.UI.InputField unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
commandBuffer.AddComponentData(entity, new DotsUI.Input.KeyboardInputReceiver());
commandBuffer.AddBuffer <DotsUI.Input.KeyboardInputBuffer>(entity);
Entity target = default;
if (!rectTransformToEntity.TryGetValue(unityComponent.targetGraphic?.rectTransform, out target))
{
target = entity;
}
commandBuffer.AddComponentData(entity, new DotsUI.Controls.InputField()
{
Target = target
});
commandBuffer.AddComponentData(entity, new DotsUI.Controls.InputFieldCaretState()
{
CaretPosition = 0
});
}
protected override void ConvertComponent(TextMeshProUGUI unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
if (unityComponent.font == null)
{
Debug.LogError($"TextMeshProConverter - font asset cannot be null reference. Object: {unityComponent}", unityComponent);
return;
}
if (!assetToEntity.TryGetValue(unityComponent.font, out var fontAsset))
{
fontAsset = TextUtils.CreateFontAssetFromTmp(commandBuffer, unityComponent.font);
assetToEntity.Add(unityComponent.font, fontAsset);
}
commandBuffer.AddComponentData(entity, new TextRenderer()
{
Font = fontAsset,
Size = unityComponent.fontSize,
Alignment = unityComponent.alignment,
Bold = (unityComponent.fontStyle & FontStyles.Bold) == FontStyles.Bold,
Italic = (unityComponent.fontStyle & FontStyles.Italic) == FontStyles.Italic
});
var textBuffer = commandBuffer.AddBuffer <TextData>(entity);
var content = unityComponent.text;
textBuffer.ResizeUninitialized(content.Length);
unsafe
{
fixed(char *textPtr = content)
UnsafeUtility.MemCpy(textBuffer.GetUnsafePtr(), textPtr, content.Length * sizeof(char));
}
commandBuffer.AddBuffer <ControlVertexData>(entity);
commandBuffer.AddBuffer <ControlVertexIndex>(entity);
commandBuffer.AddComponent(entity, typeof(RebuildElementMeshFlag));
}
public void ConvertComponents(UnityEngine.RectTransform rectTransform, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
foreach (var(type, converter) in m_Converters)
{
var component = rectTransform.GetComponent(type);
if (component != null)
{
try
{
converter.Convert(component, entity, rectTransformToEntity, assetToEntity, mgr);
}
catch (Exception e)
{
UnityEngine.Debug.LogException(e);
}
}
}
var components = rectTransform.GetComponents <IRectTransformToEntity>();
foreach (var component in components)
{
component.ConvertToEntity(entity, rectTransformToEntity, assetToEntity, mgr);
}
}
internal static Entity ConvertPrefabHierarchy(UnityEngine.RectTransform root, EntityManager manager, RectTransformToEntity rectTransformToEntity)
{
Initialize();
var archetypes = new DotsUIArchetypes(manager);
var assetToEntity = new Dictionary <UnityEngine.Object, Entity>();
var entity = manager.CreateEntity(archetypes.GenericChildArchetype);
SetRectTransform(manager, root, entity);
var linkedGroup = new NativeList <LinkedEntityGroup>(Allocator.Temp);
ConvertRectTransformsRecursive(root.GetComponent <UnityEngine.RectTransform>(), entity,
rectTransformToEntity,
manager, ref archetypes, ref linkedGroup, true);
manager.AddBuffer <LinkedEntityGroup>(entity).AddRange(linkedGroup.AsArray());
UpdateComponents(rectTransformToEntity, assetToEntity, manager);
return(entity);
}
public static void ConvertCanvasHierarchy(Canvas root, EntityManager manager)
{
RectTransformToEntity rectTransformToEntity = new RectTransformToEntity(10, Allocator.Temp);
ConvertCanvasHierarchy(root, manager, rectTransformToEntity);
}
public static void ConvertCanvasHierarchy(Canvas root, EntityManager manager, RectTransformToEntity rectTransformToEntity)
{
Initialize();
var archetypes = new DotsUIArchetypes(manager);
var assetToEntity = new Dictionary <UnityEngine.Object, Entity>();
var entity = manager.CreateEntity(archetypes.CanvasArchetype);
var linkedGroup = new NativeList <LinkedEntityGroup>(Allocator.Temp);//manager.AddBuffer<LinkedEntityGroup>(entity);
linkedGroup.Add(entity);
ConvertRectTransformsRecursive(root.GetComponent <UnityEngine.RectTransform>(), entity,
rectTransformToEntity,
manager, ref archetypes, ref linkedGroup, false);
manager.AddBuffer <LinkedEntityGroup>(entity).AddRange(linkedGroup.AsArray());
UpdateComponents(rectTransformToEntity, assetToEntity, manager);
}
protected override void ConvertComponent(UnityEngine.UI.Button unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
commandBuffer.AddComponentData(entity, new DotsUI.Controls.Button());
}
protected override void ConvertComponent(UnityEngine.UI.ScrollRect unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
mgr.AddComponentData(entity, new DotsUI.Controls.ScrollRect()
{
Content = rectTransformToEntity[unityComponent.content],
Viewport = rectTransformToEntity[unityComponent.viewport],
HorizontalBar = rectTransformToEntity[unityComponent.horizontalScrollbar.transform as UnityEngine.RectTransform],
VerticalBar = rectTransformToEntity[unityComponent.verticalScrollbar.transform as UnityEngine.RectTransform],
HorizontalBarSpacing = unityComponent.horizontalScrollbarSpacing,
VerticalBarSpacing = unityComponent.verticalScrollbarSpacing
});
var pointerInputReceiver = GetOrAddComponent <Input.PointerInputReceiver>(mgr, entity);
pointerInputReceiver.ListenerTypes |= Input.PointerEventType.BeginDrag | Input.PointerEventType.Drag |
Input.PointerEventType.EndDrag;
mgr.SetComponentData(entity, pointerInputReceiver);
}
protected override void ConvertComponent(UnityEngine.UI.Selectable unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
mgr.AddComponent(entity, typeof(DotsUI.Input.Selectable));
var colors = unityComponent.colors;
Entity target;
if (!rectTransformToEntity.TryGetValue(unityComponent.targetGraphic?.rectTransform, out target))
{
target = entity;
}
mgr.AddComponentData(entity, new DotsUI.Input.SelectableColor()
{
Normal = colors.normalColor.ToFloat4(),
Hover = colors.highlightedColor.ToFloat4(),
Pressed = colors.pressedColor.ToFloat4(),
Selected = colors.selectedColor.ToFloat4(),
Disabled = colors.disabledColor.ToFloat4(),
TransitionTime = colors.fadeDuration,
Target = target
});
var pointerInputReceiver = GetOrAddComponent <Input.PointerInputReceiver>(mgr, entity);
pointerInputReceiver.ListenerTypes |= Input.PointerEventType.SelectableGroup;
mgr.SetComponentData(entity, pointerInputReceiver);
}
public override void Convert(Component unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
ConvertComponent((T)unityComponent, entity, rectTransformToEntity, assetToEntity, mgr);
}
abstract protected void ConvertComponent(T unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr);
protected override void ConvertComponent(UnityEngine.UI.Graphic unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager commandBuffer)
{
commandBuffer.AddComponentData(entity, new VertexColorValue()
{
Value = unityComponent.color.ToFloat4()
});
commandBuffer.AddComponentData(entity, new VertexColorMultiplier()
{
Value = new float4(1.0f, 1.0f, 1.0f, 1.0f)
});
commandBuffer.AddComponent(entity, typeof(ElementVertexPointerInMesh));
}
public abstract void Convert(Component unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr);
protected override void ConvertComponent(UnityEngine.UI.Scrollbar unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
var scrollHandle = rectTransformToEntity[unityComponent.handleRect];
mgr.AddComponentData(entity, new DotsUI.Controls.ScrollBar()
{
ScrollHandle = scrollHandle,
Value = unityComponent.value,
ParentScrollRect = rectTransformToEntity[unityComponent.GetComponentsInParent <ScrollRect>(true)[0].transform as UnityEngine.RectTransform] // temporary workaround for inactive transforms
});
mgr.AddComponentData(entity, new Controls.ScrollBarHandle()
{
});
var pointerInputReceiver = GetOrAddComponent <Input.PointerInputReceiver>(mgr, entity);
pointerInputReceiver.ListenerTypes |= Input.PointerEventType.BeginDrag | Input.PointerEventType.Drag |
Input.PointerEventType.EndDrag;
mgr.SetComponentData(entity, pointerInputReceiver);
}
protected override void ConvertComponent(TMP_InputField unityComponent, Entity entity, RectTransformToEntity rectTransformToEntity, Dictionary <UnityEngine.Object, Entity> assetToEntity, EntityManager mgr)
{
mgr.AddComponentData(entity, new DotsUI.Input.KeyboardInputReceiver());
mgr.AddBuffer <DotsUI.Input.KeyboardInputBuffer>(entity);
Entity target = default;
if (!rectTransformToEntity.TryGetValue(unityComponent.textComponent?.rectTransform, out target))
{
target = entity;
}
Entity placeholder = default;
rectTransformToEntity.TryGetValue(unityComponent.placeholder.rectTransform, out placeholder);
mgr.AddComponentData(entity, new DotsUI.Controls.InputField()
{
Target = target,
Placeholder = placeholder
});
mgr.AddComponentData(entity, new DotsUI.Controls.InputFieldCaretState()
{
CaretPosition = 0,
});
}