/******************************************************************************
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* Spine Runtimes Software License v2.5
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*
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* Copyright (c) 2013-2016, 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 use, install, execute, and perform the Spine
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* Runtimes software and derivative works solely for personal or internal
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* use. Without the written permission of Esoteric Software (see Section 2 of
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* the Spine Software License Agreement), you may not (a) modify, translate,
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* adapt, or develop new applications using the Spine Runtimes or otherwise
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* create derivative works or improvements of the Spine Runtimes or (b) remove,
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* delete, alter, or obscure any trademarks or any copyright, trademark, patent,
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* or other intellectual property or proprietary rights notices on or in the
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* Software, including any copy thereof. Redistributions in binary or source
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* 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 SOFTWARE 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, BUSINESS INTERRUPTION, OR LOSS OF
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* USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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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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// TODO: handle TPackerCW flip mode (probably not swap uv horizontaly)
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namespace Spine.Unity.TK2D {
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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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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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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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tk2dSpriteDefinition def = sprites.inst.GetSpriteDefinition(name);
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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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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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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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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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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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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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material = def.materialInst;
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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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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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public MeshAttachment NewMeshAttachment (Skin skin, String name, String path) {
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ProcessSpriteDefinition(path);
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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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public BoundingBoxAttachment NewBoundingBoxAttachment (Skin skin, String name) {
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return new BoundingBoxAttachment(name);
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}
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public PathAttachment NewPathAttachment (Skin skin, string name) {
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return new PathAttachment(name);
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}
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}
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}
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#endif
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