提交Spine插件

Assets/Spine/Runtime/spine-unity/Modules/TK2D/SpriteCollectionAttachmentLoader.cs

@@ -0,0 +1,156 @@
+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated May 1, 2019. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2019, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
+ * or otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY EXPRESS
+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
+ * NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS
+ * INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+#if SPINE_TK2D
+using System;
+using UnityEngine;
+using Spine;
+
+// MITCH: handle TPackerCW flip mode (probably not swap uv horizontaly)
+namespace Spine.Unity.TK2D {
+	public class SpriteCollectionAttachmentLoader : AttachmentLoader {
+		private tk2dSpriteCollectionData sprites;
+		private float u, v, u2, v2;
+		private bool regionRotated;
+		private float regionOriginalWidth, regionOriginalHeight;
+		private float regionWidth, regionHeight;
+		private float regionOffsetX, regionOffsetY;
+		private Material material;
+
+		public SpriteCollectionAttachmentLoader (tk2dSpriteCollectionData sprites) {
+			if (sprites == null)
+				throw new ArgumentNullException("sprites cannot be null.");
+			this.sprites = sprites;
+		}
+
+		private void ProcessSpriteDefinition (String name) {
+			// Strip folder names.
+			int index = name.LastIndexOfAny(new char[] {'/', '\\'});
+			if (index != -1)
+				name = name.Substring(index + 1);
+
+			tk2dSpriteDefinition def = sprites.inst.GetSpriteDefinition(name);
+
+			if (def == null) {
+				Debug.Log("Sprite not found in atlas: " + name, sprites);
+				throw new Exception("Sprite not found in atlas: " + name);
+			}
+			if (def.complexGeometry)
+				throw new NotImplementedException("Complex geometry is not supported: " + name);
+			if (def.flipped == tk2dSpriteDefinition.FlipMode.TPackerCW)
+				throw new NotImplementedException("Only 2D Toolkit atlases are supported: " + name);
+
+			Vector2 minTexCoords = Vector2.one, maxTexCoords = Vector2.zero;
+			for (int i = 0; i < def.uvs.Length; ++i) {
+				Vector2 uv = def.uvs[i];
+				minTexCoords = Vector2.Min(minTexCoords, uv);
+				maxTexCoords = Vector2.Max(maxTexCoords, uv);
+			}
+			regionRotated = def.flipped == tk2dSpriteDefinition.FlipMode.Tk2d;
+			if (regionRotated) {
+				float temp = minTexCoords.x;
+				minTexCoords.x = maxTexCoords.x;
+				maxTexCoords.x = temp;
+			}
+			u = minTexCoords.x;
+			v = maxTexCoords.y;
+			u2 = maxTexCoords.x;
+			v2 = minTexCoords.y;
+
+			regionOriginalWidth = (int)(def.untrimmedBoundsData[1].x / def.texelSize.x);
+			regionOriginalHeight = (int)(def.untrimmedBoundsData[1].y / def.texelSize.y);
+
+			regionWidth = (int)(def.boundsData[1].x / def.texelSize.x);
+			regionHeight = (int)(def.boundsData[1].y / def.texelSize.y);
+
+			float x0 = def.untrimmedBoundsData[0].x - def.untrimmedBoundsData[1].x / 2;
+			float x1 = def.boundsData[0].x - def.boundsData[1].x / 2;
+			regionOffsetX = (int)((x1 - x0) / def.texelSize.x);
+
+			float y0 = def.untrimmedBoundsData[0].y - def.untrimmedBoundsData[1].y / 2;
+			float y1 = def.boundsData[0].y - def.boundsData[1].y / 2;
+			regionOffsetY = (int)((y1 - y0) / def.texelSize.y);
+
+			material = def.materialInst;
+		}
+
+		public RegionAttachment NewRegionAttachment (Skin skin, String name, String path) {
+			ProcessSpriteDefinition(path);
+
+			RegionAttachment region = new RegionAttachment(name);
+			region.Path = path;
+			region.RendererObject = material;
+			region.SetUVs(u, v, u2, v2, regionRotated);
+			region.RegionOriginalWidth = regionOriginalWidth;
+			region.RegionOriginalHeight = regionOriginalHeight;
+			region.RegionWidth = regionWidth;
+			region.RegionHeight = regionHeight;
+			region.RegionOffsetX = regionOffsetX;
+			region.RegionOffsetY = regionOffsetY;
+			return region;
+		}
+
+		public MeshAttachment NewMeshAttachment (Skin skin, String name, String path) {
+			ProcessSpriteDefinition(path);
+
+			MeshAttachment mesh = new MeshAttachment(name);
+			mesh.Path = path;
+			mesh.RendererObject = material;
+			mesh.RegionU = u;
+			mesh.RegionV = v;
+			mesh.RegionU2 = u2;
+			mesh.RegionV2 = v2;
+			mesh.RegionRotate = regionRotated;
+			mesh.RegionOriginalWidth = regionOriginalWidth;
+			mesh.RegionOriginalHeight = regionOriginalHeight;
+			mesh.RegionWidth = regionWidth;
+			mesh.RegionHeight = regionHeight;
+			mesh.RegionOffsetX = regionOffsetX;
+			mesh.RegionOffsetY = regionOffsetY;
+			return mesh;
+		}
+
+		public BoundingBoxAttachment NewBoundingBoxAttachment (Skin skin, String name) {
+			return new BoundingBoxAttachment(name);
+		}
+
+		public PathAttachment NewPathAttachment (Skin skin, string name) {
+			return new PathAttachment(name);
+		}
+
+		public PointAttachment NewPointAttachment (Skin skin, string name) {
+			return new PointAttachment(name);
+		}
+
+		public ClippingAttachment NewClippingAttachment (Skin skin, string name) {
+			return new ClippingAttachment(name);
+		}
+	}
+}
+#endif