diff options
Diffstat (limited to 'Library/PackageCache/com.unity.textmeshpro@2.0.1/Scripts/Runtime/TMP_UpdateManager.cs')
| -rw-r--r-- | Library/PackageCache/com.unity.textmeshpro@2.0.1/Scripts/Runtime/TMP_UpdateManager.cs | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/Library/PackageCache/com.unity.textmeshpro@2.0.1/Scripts/Runtime/TMP_UpdateManager.cs b/Library/PackageCache/com.unity.textmeshpro@2.0.1/Scripts/Runtime/TMP_UpdateManager.cs new file mode 100644 index 0000000..330e57b --- /dev/null +++ b/Library/PackageCache/com.unity.textmeshpro@2.0.1/Scripts/Runtime/TMP_UpdateManager.cs @@ -0,0 +1,238 @@ +using UnityEngine;
+using UnityEngine.UI;
+using System.Collections.Generic;
+
+#if UNITY_2019_1_OR_NEWER
+using UnityEngine.Rendering;
+#elif UNITY_2018_1_OR_NEWER
+using UnityEngine.Experimental.Rendering;
+#endif
+
+
+namespace TMPro
+{
+
+ public class TMP_UpdateManager
+ {
+ private static TMP_UpdateManager s_Instance;
+
+ private readonly List<TMP_Text> m_LayoutRebuildQueue = new List<TMP_Text>();
+ private Dictionary<int, int> m_LayoutQueueLookup = new Dictionary<int, int>();
+
+ private readonly List<TMP_Text> m_GraphicRebuildQueue = new List<TMP_Text>();
+ private Dictionary<int, int> m_GraphicQueueLookup = new Dictionary<int, int>();
+
+ private readonly List<TMP_Text> m_InternalUpdateQueue = new List<TMP_Text>();
+ private Dictionary<int, int> m_InternalUpdateLookup = new Dictionary<int, int>();
+
+ //private bool m_PerformingGraphicRebuild;
+ //private bool m_PerformingLayoutRebuild;
+
+ /// <summary>
+ /// Get a singleton instance of the registry
+ /// </summary>
+ public static TMP_UpdateManager instance
+ {
+ get
+ {
+ if (TMP_UpdateManager.s_Instance == null)
+ TMP_UpdateManager.s_Instance = new TMP_UpdateManager();
+ return TMP_UpdateManager.s_Instance;
+ }
+ }
+
+
+ /// <summary>
+ /// Register to receive rendering callbacks.
+ /// </summary>
+ protected TMP_UpdateManager()
+ {
+ Camera.onPreCull += OnCameraPreCull;
+
+ #if UNITY_2019_1_OR_NEWER
+ RenderPipelineManager.beginFrameRendering += OnBeginFrameRendering;
+ #elif UNITY_2018_1_OR_NEWER
+ RenderPipeline.beginFrameRendering += OnBeginFrameRendering;
+ #endif
+ }
+
+
+ /// <summary>
+ /// Function used as a replacement for LateUpdate() to handle SDF Scale updates and Legacy Animation updates.
+ /// </summary>
+ /// <param name="textObject"></param>
+ internal static void RegisterTextObjectForUpdate(TMP_Text textObject)
+ {
+ TMP_UpdateManager.instance.InternalRegisterTextObjectForUpdate(textObject);
+ }
+
+ private void InternalRegisterTextObjectForUpdate(TMP_Text textObject)
+ {
+ int id = textObject.GetInstanceID();
+
+ if (this.m_InternalUpdateLookup.ContainsKey(id))
+ return;
+
+ m_InternalUpdateLookup[id] = id;
+ this.m_InternalUpdateQueue.Add(textObject);
+
+ return;
+ }
+
+
+ /// <summary>
+ /// Function to register elements which require a layout rebuild.
+ /// </summary>
+ /// <param name="element"></param>
+ public static void RegisterTextElementForLayoutRebuild(TMP_Text element)
+ {
+ TMP_UpdateManager.instance.InternalRegisterTextElementForLayoutRebuild(element);
+ }
+
+ private bool InternalRegisterTextElementForLayoutRebuild(TMP_Text element)
+ {
+ int id = element.GetInstanceID();
+
+ if (this.m_LayoutQueueLookup.ContainsKey(id))
+ return false;
+
+ m_LayoutQueueLookup[id] = id;
+ this.m_LayoutRebuildQueue.Add(element);
+
+ return true;
+ }
+
+
+ /// <summary>
+ /// Function to register elements which require a layout rebuild.
+ /// </summary>
+ /// <param name="element"></param>
+ public static void RegisterTextElementForGraphicRebuild(TMP_Text element)
+ {
+ TMP_UpdateManager.instance.InternalRegisterTextElementForGraphicRebuild(element);
+ }
+
+ private bool InternalRegisterTextElementForGraphicRebuild(TMP_Text element)
+ {
+ int id = element.GetInstanceID();
+
+ if (this.m_GraphicQueueLookup.ContainsKey(id))
+ return false;
+
+ m_GraphicQueueLookup[id] = id;
+ this.m_GraphicRebuildQueue.Add(element);
+
+ return true;
+ }
+
+
+ /// <summary>
+ /// Callback which occurs just before the Scriptable Render Pipeline (SRP) begins rendering.
+ /// </summary>
+ /// <param name="cameras"></param>
+ #if UNITY_2019_1_OR_NEWER
+ void OnBeginFrameRendering(ScriptableRenderContext renderContext, Camera[] cameras)
+ #elif UNITY_2018_1_OR_NEWER
+ void OnBeginFrameRendering(Camera[] cameras)
+ #endif
+ {
+ // Exclude the PreRenderCamera
+ #if UNITY_EDITOR
+ if (cameras.Length == 1 && cameras[0].cameraType == CameraType.Preview)
+ return;
+ #endif
+ DoRebuilds();
+ }
+
+ /// <summary>
+ /// Callback which occurs just before the cam is rendered.
+ /// </summary>
+ /// <param name="cam"></param>
+ void OnCameraPreCull(Camera cam)
+ {
+ // Exclude the PreRenderCamera
+ #if UNITY_EDITOR
+ if (cam.cameraType == CameraType.Preview)
+ return;
+ #endif
+ DoRebuilds();
+ }
+
+ /// <summary>
+ /// Process the rebuild requests in the rebuild queues.
+ /// </summary>
+ void DoRebuilds()
+ {
+ // Handle text objects the require an update either as a result of scale changes or legacy animation.
+ for (int i = 0; i < m_InternalUpdateQueue.Count; i++)
+ {
+ m_InternalUpdateQueue[i].InternalUpdate();
+ }
+
+ // Handle Layout Rebuild Phase
+ for (int i = 0; i < m_LayoutRebuildQueue.Count; i++)
+ {
+ m_LayoutRebuildQueue[i].Rebuild(CanvasUpdate.Prelayout);
+ }
+
+ if (m_LayoutRebuildQueue.Count > 0)
+ {
+ m_LayoutRebuildQueue.Clear();
+ m_LayoutQueueLookup.Clear();
+ }
+
+ // Handle Graphic Rebuild Phase
+ for (int i = 0; i < m_GraphicRebuildQueue.Count; i++)
+ {
+ m_GraphicRebuildQueue[i].Rebuild(CanvasUpdate.PreRender);
+ }
+
+ // If there are no objects in the queue, we don't need to clear the lists again.
+ if (m_GraphicRebuildQueue.Count > 0)
+ {
+ m_GraphicRebuildQueue.Clear();
+ m_GraphicQueueLookup.Clear();
+ }
+ }
+
+ internal static void UnRegisterTextObjectForUpdate(TMP_Text textObject)
+ {
+ TMP_UpdateManager.instance.InternalUnRegisterTextObjectForUpdate(textObject);
+ }
+
+ /// <summary>
+ /// Function to unregister elements which no longer require a rebuild.
+ /// </summary>
+ /// <param name="element"></param>
+ public static void UnRegisterTextElementForRebuild(TMP_Text element)
+ {
+ TMP_UpdateManager.instance.InternalUnRegisterTextElementForGraphicRebuild(element);
+ TMP_UpdateManager.instance.InternalUnRegisterTextElementForLayoutRebuild(element);
+ TMP_UpdateManager.instance.InternalUnRegisterTextObjectForUpdate(element);
+ }
+
+ private void InternalUnRegisterTextElementForGraphicRebuild(TMP_Text element)
+ {
+ int id = element.GetInstanceID();
+
+ TMP_UpdateManager.instance.m_GraphicRebuildQueue.Remove(element);
+ m_GraphicQueueLookup.Remove(id);
+ }
+
+ private void InternalUnRegisterTextElementForLayoutRebuild(TMP_Text element)
+ {
+ int id = element.GetInstanceID();
+
+ TMP_UpdateManager.instance.m_LayoutRebuildQueue.Remove(element);
+ m_LayoutQueueLookup.Remove(id);
+ }
+
+ private void InternalUnRegisterTextObjectForUpdate(TMP_Text textObject)
+ {
+ int id = textObject.GetInstanceID();
+
+ TMP_UpdateManager.instance.m_InternalUpdateQueue.Remove(textObject);
+ m_InternalUpdateLookup.Remove(id);
+ }
+ }
+}
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