[unity] Add some runtime instantiation methods.

spine-unity/Assets/spine-unity/Asset Types/AtlasAsset.cs

@@ -57,7 +57,7 @@ namespace Spine.Unity {
 
 			return atlasAsset;
 		}
-			
+
 		/// <summary>
 		/// Creates a runtime AtlasAsset. Only providing the textures is slower because it has to search for atlas page matches. <seealso cref="Spine.Unity.AtlasAsset.CreateRuntimeInstance(TextAsset, Material[], bool)"/></summary>
 		public static AtlasAsset CreateRuntimeInstance (TextAsset atlasText, Texture2D[] textures, Shader shader, bool initialize) {
@@ -94,12 +94,25 @@ namespace Spine.Unity {
 					materials[i] = mat;
 				else
 					throw new ArgumentException("Could not find matching atlas page in the texture array.");
-
 			}
 
 			// Create AtlasAsset normally
 			return CreateRuntimeInstance(atlasText, materials, initialize);
 		}
+
+		/// <summary>
+		/// Creates a runtime AtlasAsset. Only providing the textures is slower because it has to search for atlas page matches. <seealso cref="Spine.Unity.AtlasAsset.CreateRuntimeInstance(TextAsset, Material[], bool)"/></summary>
+		public static AtlasAsset CreateRuntimeInstance (TextAsset atlasText, Texture2D[] textures, Material materialPropertySource, bool initialize) {
+			var shader = materialPropertySource.shader;
+			var oa = CreateRuntimeInstance(atlasText, textures, shader, initialize);
+
+			foreach (var m in oa.materials) {
+				m.CopyPropertiesFromMaterial(materialPropertySource);
+				m.shaderKeywords = materialPropertySource.shaderKeywords;
+			}
+
+			return oa;
+		}
 		#endregion
 
 		void Reset () {

spine-unity/Assets/spine-unity/Modules/SkeletonGraphic/SkeletonGraphic.cs

@@ -86,6 +86,23 @@ namespace Spine.Unity {
 		#endif
 		#endregion
 
+		#region Runtime Instantiation
+		public static SkeletonGraphic NewSkeletonGraphicGameObject (SkeletonDataAsset skeletonDataAsset, Transform parent) {
+			SkeletonGraphic sg = SkeletonGraphic.AddSkeletonGraphicComponent(new GameObject("New Spine GameObject"), skeletonDataAsset);
+			if (parent != null) sg.transform.SetParent(parent, false);
+			return sg;
+		}
+
+		public static SkeletonGraphic AddSkeletonGraphicComponent (GameObject gameObject, SkeletonDataAsset skeletonDataAsset) {
+			var c = gameObject.AddComponent<SkeletonGraphic>();
+			if (skeletonDataAsset != null) {
+				c.skeletonDataAsset = skeletonDataAsset;
+				c.Initialize(false);
+			}
+			return c;
+		}
+		#endregion
+
 		#region Internals
 		// This is used by the UI system to determine what to put in the MaterialPropertyBlock.
 		public override Texture mainTexture {

spine-unity/Assets/spine-unity/Modules/SkeletonRenderSeparator/SkeletonRenderSeparator.cs

@@ -71,6 +71,36 @@ namespace Spine.Unity.Modules {
 		#endif
 		#endregion
 
+		#region Runtime Instantiation
+		public static SkeletonRenderSeparator AddToSkeletonRenderer (SkeletonRenderer skeletonRenderer, int sortingLayerID = 0, int extraPartsRenderers = 0, int sortingOrderIncrement = DefaultSortingOrderIncrement, int baseSortingOrder = 0, bool addMinimumPartsRenderers = true) {
+			if (skeletonRenderer == null) {
+				Debug.Log("Tried to add SkeletonRenderSeparator to a null SkeletonRenderer reference.");
+				return null;
+			}
+
+			var srs = skeletonRenderer.gameObject.AddComponent<SkeletonRenderSeparator>();
+			srs.skeletonRenderer = skeletonRenderer;
+
+			skeletonRenderer.Initialize(false);
+			int count = extraPartsRenderers;
+			if (addMinimumPartsRenderers)
+				count = extraPartsRenderers + skeletonRenderer.separatorSlots.Count + 1;
+
+			var skeletonRendererTransform = skeletonRenderer.transform;
+			var componentRenderers = srs.partsRenderers;
+
+			for (int i = 0; i < count; i++) {
+				var smr = SkeletonPartsRenderer.NewPartsRendererGameObject(skeletonRendererTransform, i.ToString());
+				var mr = smr.MeshRenderer;
+				mr.sortingLayerID = sortingLayerID;
+				mr.sortingOrder = baseSortingOrder + (i * sortingOrderIncrement);
+				componentRenderers.Add(smr);
+			}
+
+			return srs;
+		}
+		#endregion
+
 		void OnEnable () {
 			if (skeletonRenderer == null) return;
 			if (copiedBlock == null) copiedBlock = new MaterialPropertyBlock();