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+/******************************************************************************
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+ * Spine Runtimes Software License
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+ * Version 2.1
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+ *
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+ * Copyright (c) 2013, Esoteric Software
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+ * All rights reserved.
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+ *
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+ * You are granted a perpetual, non-exclusive, non-sublicensable and
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+ * non-transferable license to install, execute and perform the Spine Runtimes
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+ * Software (the "Software") solely for internal use. Without the written
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+ * permission of Esoteric Software (typically granted by licensing Spine), you
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+ * may not (a) modify, translate, adapt or otherwise create derivative works,
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+ * improvements of the Software or develop new applications using the Software
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+ * or (b) remove, delete, alter or obscure any trademarks or any copyright,
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+ * trademark, patent or other intellectual property or proprietary rights
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+ * notices on or in the Software, including any copy thereof. Redistributions
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+ * in binary or source form must include this license and terms.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE "AS IS" AND ANY EXPRESS OR
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+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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+ * EVENT SHALL ESOTERIC SOFTARE BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ *****************************************************************************/
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+
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+#if SPINE_TK2D
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+using System;
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+using UnityEngine;
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+using Spine;
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+
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+// TODO: handle TPackerCW flip mode (probably not swap uv horizontaly)
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+
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+public class SpriteCollectionAttachmentLoader : AttachmentLoader {
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+ private tk2dSpriteCollectionData sprites;
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+ private float u, v, u2, v2;
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+ private bool regionRotated;
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+ private float regionOriginalWidth, regionOriginalHeight;
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+ private float regionWidth, regionHeight;
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+ private float regionOffsetX, regionOffsetY;
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+ private Material material;
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+
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+ public SpriteCollectionAttachmentLoader (tk2dSpriteCollectionData sprites) {
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+ if (sprites == null)
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+ throw new ArgumentNullException("sprites cannot be null.");
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+ this.sprites = sprites;
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+ }
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+
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+ private void ProcessSpriteDefinition (String name) {
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+ // Strip folder names.
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+ int index = name.LastIndexOfAny(new char[] {'/', '\\'});
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+ if (index != -1)
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+ name = name.Substring(index + 1);
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+
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+ tk2dSpriteDefinition def = sprites.inst.GetSpriteDefinition(name);
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+
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+ if (def == null) {
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+ Debug.Log("Sprite not found in atlas: " + name, sprites);
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+ throw new Exception("Sprite not found in atlas: " + name);
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+ }
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+ if (def.complexGeometry)
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+ throw new NotImplementedException("Complex geometry is not supported: " + name);
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+ if (def.flipped == tk2dSpriteDefinition.FlipMode.TPackerCW)
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+ throw new NotImplementedException("Only 2D Toolkit atlases are supported: " + name);
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+
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+ Vector2 minTexCoords = Vector2.one, maxTexCoords = Vector2.zero;
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+ for (int i = 0; i < def.uvs.Length; ++i) {
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+ Vector2 uv = def.uvs[i];
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+ minTexCoords = Vector2.Min(minTexCoords, uv);
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+ maxTexCoords = Vector2.Max(maxTexCoords, uv);
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+ }
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+ regionRotated = def.flipped == tk2dSpriteDefinition.FlipMode.Tk2d;
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+ if (regionRotated) {
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+ float temp = minTexCoords.x;
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+ minTexCoords.x = maxTexCoords.x;
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+ maxTexCoords.x = temp;
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+ }
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+ u = minTexCoords.x;
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+ v = maxTexCoords.y;
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+ u2 = maxTexCoords.x;
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+ v2 = minTexCoords.y;
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+
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+ regionOriginalWidth = (int)(def.untrimmedBoundsData[1].x / def.texelSize.x);
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+ regionOriginalHeight = (int)(def.untrimmedBoundsData[1].y / def.texelSize.y);
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+
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+ regionWidth = (int)(def.boundsData[1].x / def.texelSize.x);
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+ regionHeight = (int)(def.boundsData[1].y / def.texelSize.y);
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+
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+ float x0 = def.untrimmedBoundsData[0].x - def.untrimmedBoundsData[1].x / 2;
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+ float x1 = def.boundsData[0].x - def.boundsData[1].x / 2;
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+ regionOffsetX = (int)((x1 - x0) / def.texelSize.x);
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+
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+ float y0 = def.untrimmedBoundsData[0].y - def.untrimmedBoundsData[1].y / 2;
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+ float y1 = def.boundsData[0].y - def.boundsData[1].y / 2;
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+ regionOffsetY = (int)((y1 - y0) / def.texelSize.y);
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+
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+ material = def.materialInst;
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+ }
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+
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+ public RegionAttachment NewRegionAttachment (Skin skin, String name, String path) {
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+ ProcessSpriteDefinition(path);
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+
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+ RegionAttachment region = new RegionAttachment(name);
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+ region.Path = path;
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+ region.RendererObject = material;
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+ region.SetUVs(u, v, u2, v2, regionRotated);
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+ region.RegionOriginalWidth = regionOriginalWidth;
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+ region.RegionOriginalHeight = regionOriginalHeight;
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+ region.RegionWidth = regionWidth;
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+ region.RegionHeight = regionHeight;
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+ region.RegionOffsetX = regionOffsetX;
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+ region.RegionOffsetY = regionOffsetY;
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+ return region;
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+ }
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+
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+ public MeshAttachment NewMeshAttachment (Skin skin, String name, String path) {
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+ ProcessSpriteDefinition(path);
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+
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+ MeshAttachment mesh = new MeshAttachment(name);
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+ mesh.Path = path;
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+ mesh.RendererObject = material;
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+ mesh.RegionU = u;
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+ mesh.RegionV = v;
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+ mesh.RegionU2 = u2;
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+ mesh.RegionV2 = v2;
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+ mesh.RegionRotate = regionRotated;
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+ mesh.RegionOriginalWidth = regionOriginalWidth;
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+ mesh.RegionOriginalHeight = regionOriginalHeight;
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+ mesh.RegionWidth = regionWidth;
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+ mesh.RegionHeight = regionHeight;
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+ mesh.RegionOffsetX = regionOffsetX;
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+ mesh.RegionOffsetY = regionOffsetY;
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+ return mesh;
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+ }
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+
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+ public SkinnedMeshAttachment NewSkinnedMeshAttachment (Skin skin, String name, String path) {
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+ ProcessSpriteDefinition(path);
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+
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+ SkinnedMeshAttachment mesh = new SkinnedMeshAttachment(name);
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+ mesh.Path = path;
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+ mesh.RendererObject = material;
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+ mesh.RegionU = u;
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+ mesh.RegionV = v;
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+ mesh.RegionU2 = u2;
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+ mesh.RegionV2 = v2;
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+ mesh.RegionRotate = regionRotated;
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+ mesh.RegionOriginalWidth = regionOriginalWidth;
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+ mesh.RegionOriginalHeight = regionOriginalHeight;
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+ mesh.RegionWidth = regionWidth;
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+ mesh.RegionHeight = regionHeight;
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+ mesh.RegionOffsetX = regionOffsetX;
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+ mesh.RegionOffsetY = regionOffsetY;
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+ return mesh;
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+ }
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+
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+ public BoundingBoxAttachment NewBoundingBoxAttachment (Skin skin, String name) {
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+ return new BoundingBoxAttachment(name);
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+ }
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+}
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+#endif
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Fenrisul