998 lines
36 KiB
C#
998 lines
36 KiB
C#
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/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated January 1, 2020. Replaces all prior versions.
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*
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* Copyright (c) 2013-2020, Esoteric Software LLC
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*
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* Integration of the Spine Runtimes into software or otherwise creating
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* derivative works of the Spine Runtimes is permitted under the terms and
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* conditions of Section 2 of the Spine Editor License Agreement:
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* http://esotericsoftware.com/spine-editor-license
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*
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* Otherwise, it is permitted to integrate the Spine Runtimes into software
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* or otherwise create derivative works of the Spine Runtimes (collectively,
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* "Products"), provided that each user of the Products must obtain their own
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* Spine Editor license and redistribution of the Products in any form must
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* include this license and copyright notice.
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*
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* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
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* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#if (UNITY_5 || UNITY_5_3_OR_NEWER || UNITY_WSA || UNITY_WP8 || UNITY_WP8_1)
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#define IS_UNITY
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#endif
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using System;
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using System.IO;
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using System.Collections.Generic;
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#if WINDOWS_STOREAPP
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using System.Threading.Tasks;
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using Windows.Storage;
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#endif
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namespace Spine {
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public class SkeletonBinary {
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public const int BONE_ROTATE = 0;
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public const int BONE_TRANSLATE = 1;
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public const int BONE_SCALE = 2;
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public const int BONE_SHEAR = 3;
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public const int SLOT_ATTACHMENT = 0;
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public const int SLOT_COLOR = 1;
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public const int SLOT_TWO_COLOR = 2;
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public const int PATH_POSITION = 0;
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public const int PATH_SPACING = 1;
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public const int PATH_MIX = 2;
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public const int CURVE_LINEAR = 0;
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public const int CURVE_STEPPED = 1;
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public const int CURVE_BEZIER = 2;
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public float Scale { get; set; }
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private AttachmentLoader attachmentLoader;
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private List<SkeletonJson.LinkedMesh> linkedMeshes = new List<SkeletonJson.LinkedMesh>();
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public SkeletonBinary (params Atlas[] atlasArray)
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: this(new AtlasAttachmentLoader(atlasArray)) {
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}
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public SkeletonBinary (AttachmentLoader attachmentLoader) {
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if (attachmentLoader == null) throw new ArgumentNullException("attachmentLoader");
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this.attachmentLoader = attachmentLoader;
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Scale = 1;
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}
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#if !ISUNITY && WINDOWS_STOREAPP
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private async Task<SkeletonData> ReadFile(string path) {
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var folder = Windows.ApplicationModel.Package.Current.InstalledLocation;
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using (var input = new BufferedStream(await folder.GetFileAsync(path).AsTask().ConfigureAwait(false))) {
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SkeletonData skeletonData = ReadSkeletonData(input);
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skeletonData.Name = Path.GetFileNameWithoutExtension(path);
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return skeletonData;
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}
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}
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public SkeletonData ReadSkeletonData (String path) {
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return this.ReadFile(path).Result;
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}
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#else
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public SkeletonData ReadSkeletonData (String path) {
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#if WINDOWS_PHONE
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using (var input = new BufferedStream(Microsoft.Xna.Framework.TitleContainer.OpenStream(path))) {
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#else
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using (var input = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.Read)) {
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#endif
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SkeletonData skeletonData = ReadSkeletonData(input);
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skeletonData.name = Path.GetFileNameWithoutExtension(path);
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return skeletonData;
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}
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}
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#endif // WINDOWS_STOREAPP
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public static readonly TransformMode[] TransformModeValues = {
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TransformMode.Normal,
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TransformMode.OnlyTranslation,
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TransformMode.NoRotationOrReflection,
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TransformMode.NoScale,
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TransformMode.NoScaleOrReflection
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};
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/// <summary>Returns the version string of binary skeleton data.</summary>
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public static string GetVersionString (Stream file) {
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if (file == null) throw new ArgumentNullException("file");
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SkeletonInput input = new SkeletonInput(file);
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return input.GetVersionString();
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}
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public SkeletonData ReadSkeletonData (Stream file) {
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if (file == null) throw new ArgumentNullException("file");
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float scale = Scale;
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var skeletonData = new SkeletonData();
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SkeletonInput input = new SkeletonInput(file);
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skeletonData.hash = input.ReadString();
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if (skeletonData.hash.Length == 0) skeletonData.hash = null;
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skeletonData.version = input.ReadString();
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if (skeletonData.version.Length == 0) skeletonData.version = null;
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if ("3.8.75" == skeletonData.version)
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throw new Exception("Unsupported skeleton data, please export with a newer version of Spine.");
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skeletonData.x = input.ReadFloat();
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skeletonData.y = input.ReadFloat();
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skeletonData.width = input.ReadFloat();
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skeletonData.height = input.ReadFloat();
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bool nonessential = input.ReadBoolean();
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if (nonessential) {
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skeletonData.fps = input.ReadFloat();
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skeletonData.imagesPath = input.ReadString();
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if (string.IsNullOrEmpty(skeletonData.imagesPath)) skeletonData.imagesPath = null;
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skeletonData.audioPath = input.ReadString();
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if (string.IsNullOrEmpty(skeletonData.audioPath)) skeletonData.audioPath = null;
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}
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int n;
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Object[] o;
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// Strings.
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input.strings = new ExposedList<string>(n = input.ReadInt(true));
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o = input.strings.Resize(n).Items;
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for (int i = 0; i < n; i++)
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o[i] = input.ReadString();
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// Bones.
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o = skeletonData.bones.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0; i < n; i++) {
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String name = input.ReadString();
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BoneData parent = i == 0 ? null : skeletonData.bones.Items[input.ReadInt(true)];
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BoneData data = new BoneData(i, name, parent);
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data.rotation = input.ReadFloat();
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data.x = input.ReadFloat() * scale;
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data.y = input.ReadFloat() * scale;
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data.scaleX = input.ReadFloat();
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data.scaleY = input.ReadFloat();
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data.shearX = input.ReadFloat();
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data.shearY = input.ReadFloat();
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data.length = input.ReadFloat() * scale;
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data.transformMode = TransformModeValues[input.ReadInt(true)];
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data.skinRequired = input.ReadBoolean();
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if (nonessential) input.ReadInt(); // Skip bone color.
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o[i] = data;
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}
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// Slots.
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o = skeletonData.slots.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0; i < n; i++) {
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String slotName = input.ReadString();
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BoneData boneData = skeletonData.bones.Items[input.ReadInt(true)];
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SlotData slotData = new SlotData(i, slotName, boneData);
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int color = input.ReadInt();
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slotData.r = ((color & 0xff000000) >> 24) / 255f;
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slotData.g = ((color & 0x00ff0000) >> 16) / 255f;
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slotData.b = ((color & 0x0000ff00) >> 8) / 255f;
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slotData.a = ((color & 0x000000ff)) / 255f;
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int darkColor = input.ReadInt(); // 0x00rrggbb
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if (darkColor != -1) {
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slotData.hasSecondColor = true;
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slotData.r2 = ((darkColor & 0x00ff0000) >> 16) / 255f;
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slotData.g2 = ((darkColor & 0x0000ff00) >> 8) / 255f;
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slotData.b2 = ((darkColor & 0x000000ff)) / 255f;
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}
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slotData.attachmentName = input.ReadStringRef();
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slotData.blendMode = (BlendMode)input.ReadInt(true);
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o[i] = slotData;
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}
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// IK constraints.
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o = skeletonData.ikConstraints.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0, nn; i < n; i++) {
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IkConstraintData data = new IkConstraintData(input.ReadString());
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data.order = input.ReadInt(true);
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data.skinRequired = input.ReadBoolean();
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Object[] bones = data.bones.Resize(nn = input.ReadInt(true)).Items;
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for (int ii = 0; ii < nn; ii++)
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bones[ii] = skeletonData.bones.Items[input.ReadInt(true)];
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data.target = skeletonData.bones.Items[input.ReadInt(true)];
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data.mix = input.ReadFloat();
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data.softness = input.ReadFloat() * scale;
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data.bendDirection = input.ReadSByte();
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data.compress = input.ReadBoolean();
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data.stretch = input.ReadBoolean();
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data.uniform = input.ReadBoolean();
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o[i] = data;
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}
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// Transform constraints.
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o = skeletonData.transformConstraints.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0, nn; i < n; i++) {
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TransformConstraintData data = new TransformConstraintData(input.ReadString());
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data.order = input.ReadInt(true);
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data.skinRequired = input.ReadBoolean();
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Object[] bones = data.bones.Resize(nn = input.ReadInt(true)).Items;
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for (int ii = 0; ii < nn; ii++)
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bones[ii] = skeletonData.bones.Items[input.ReadInt(true)];
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data.target = skeletonData.bones.Items[input.ReadInt(true)];
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data.local = input.ReadBoolean();
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data.relative = input.ReadBoolean();
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data.offsetRotation = input.ReadFloat();
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data.offsetX = input.ReadFloat() * scale;
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data.offsetY = input.ReadFloat() * scale;
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data.offsetScaleX = input.ReadFloat();
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data.offsetScaleY = input.ReadFloat();
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data.offsetShearY = input.ReadFloat();
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data.rotateMix = input.ReadFloat();
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data.translateMix = input.ReadFloat();
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data.scaleMix = input.ReadFloat();
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data.shearMix = input.ReadFloat();
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o[i] = data;
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}
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// Path constraints
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o = skeletonData.pathConstraints.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0, nn; i < n; i++) {
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PathConstraintData data = new PathConstraintData(input.ReadString());
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data.order = input.ReadInt(true);
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data.skinRequired = input.ReadBoolean();
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Object[] bones = data.bones.Resize(nn = input.ReadInt(true)).Items;
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for (int ii = 0; ii < nn; ii++)
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bones[ii] = skeletonData.bones.Items[input.ReadInt(true)];
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data.target = skeletonData.slots.Items[input.ReadInt(true)];
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data.positionMode = (PositionMode)Enum.GetValues(typeof(PositionMode)).GetValue(input.ReadInt(true));
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data.spacingMode = (SpacingMode)Enum.GetValues(typeof(SpacingMode)).GetValue(input.ReadInt(true));
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data.rotateMode = (RotateMode)Enum.GetValues(typeof(RotateMode)).GetValue(input.ReadInt(true));
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data.offsetRotation = input.ReadFloat();
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data.position = input.ReadFloat();
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if (data.positionMode == PositionMode.Fixed) data.position *= scale;
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data.spacing = input.ReadFloat();
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if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) data.spacing *= scale;
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data.rotateMix = input.ReadFloat();
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data.translateMix = input.ReadFloat();
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o[i] = data;
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}
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// Default skin.
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Skin defaultSkin = ReadSkin(input, skeletonData, true, nonessential);
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if (defaultSkin != null) {
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skeletonData.defaultSkin = defaultSkin;
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skeletonData.skins.Add(defaultSkin);
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}
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// Skins.
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{
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int i = skeletonData.skins.Count;
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o = skeletonData.skins.Resize(n = i + input.ReadInt(true)).Items;
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for (; i < n; i++)
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o[i] = ReadSkin(input, skeletonData, false, nonessential);
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}
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// Linked meshes.
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n = linkedMeshes.Count;
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for (int i = 0; i < n; i++) {
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SkeletonJson.LinkedMesh linkedMesh = linkedMeshes[i];
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Skin skin = linkedMesh.skin == null ? skeletonData.DefaultSkin : skeletonData.FindSkin(linkedMesh.skin);
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if (skin == null) throw new Exception("Skin not found: " + linkedMesh.skin);
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Attachment parent = skin.GetAttachment(linkedMesh.slotIndex, linkedMesh.parent);
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if (parent == null) throw new Exception("Parent mesh not found: " + linkedMesh.parent);
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linkedMesh.mesh.DeformAttachment = linkedMesh.inheritDeform ? (VertexAttachment)parent : linkedMesh.mesh;
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linkedMesh.mesh.ParentMesh = (MeshAttachment)parent;
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linkedMesh.mesh.UpdateUVs();
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}
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linkedMeshes.Clear();
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// Events.
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o = skeletonData.events.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0; i < n; i++) {
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EventData data = new EventData(input.ReadStringRef());
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data.Int = input.ReadInt(false);
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data.Float = input.ReadFloat();
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data.String = input.ReadString();
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data.AudioPath = input.ReadString();
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if (data.AudioPath != null) {
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data.Volume = input.ReadFloat();
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data.Balance = input.ReadFloat();
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}
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o[i] = data;
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}
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// Animations.
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o = skeletonData.animations.Resize(n = input.ReadInt(true)).Items;
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for (int i = 0; i < n; i++)
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o[i] = ReadAnimation(input.ReadString(), input, skeletonData);
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return skeletonData;
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}
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/// <returns>May be null.</returns>
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private Skin ReadSkin (SkeletonInput input, SkeletonData skeletonData, bool defaultSkin, bool nonessential) {
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Skin skin;
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int slotCount;
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if (defaultSkin) {
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slotCount = input.ReadInt(true);
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if (slotCount == 0) return null;
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skin = new Skin("default");
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} else {
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skin = new Skin(input.ReadStringRef());
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Object[] bones = skin.bones.Resize(input.ReadInt(true)).Items;
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for (int i = 0, n = skin.bones.Count; i < n; i++)
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bones[i] = skeletonData.bones.Items[input.ReadInt(true)];
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|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++)
|
||
|
|
skin.constraints.Add(skeletonData.ikConstraints.Items[input.ReadInt(true)]);
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++)
|
||
|
|
skin.constraints.Add(skeletonData.transformConstraints.Items[input.ReadInt(true)]);
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++)
|
||
|
|
skin.constraints.Add(skeletonData.pathConstraints.Items[input.ReadInt(true)]);
|
||
|
|
skin.constraints.TrimExcess();
|
||
|
|
slotCount = input.ReadInt(true);
|
||
|
|
}
|
||
|
|
for (int i = 0; i < slotCount; i++) {
|
||
|
|
int slotIndex = input.ReadInt(true);
|
||
|
|
for (int ii = 0, nn = input.ReadInt(true); ii < nn; ii++) {
|
||
|
|
String name = input.ReadStringRef();
|
||
|
|
Attachment attachment = ReadAttachment(input, skeletonData, skin, slotIndex, name, nonessential);
|
||
|
|
if (attachment != null) skin.SetAttachment(slotIndex, name, attachment);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return skin;
|
||
|
|
}
|
||
|
|
|
||
|
|
private Attachment ReadAttachment (SkeletonInput input, SkeletonData skeletonData, Skin skin, int slotIndex,
|
||
|
|
String attachmentName, bool nonessential) {
|
||
|
|
|
||
|
|
float scale = Scale;
|
||
|
|
|
||
|
|
String name = input.ReadStringRef();
|
||
|
|
if (name == null) name = attachmentName;
|
||
|
|
|
||
|
|
AttachmentType type = (AttachmentType)input.ReadByte();
|
||
|
|
switch (type) {
|
||
|
|
case AttachmentType.Region: {
|
||
|
|
String path = input.ReadStringRef();
|
||
|
|
float rotation = input.ReadFloat();
|
||
|
|
float x = input.ReadFloat();
|
||
|
|
float y = input.ReadFloat();
|
||
|
|
float scaleX = input.ReadFloat();
|
||
|
|
float scaleY = input.ReadFloat();
|
||
|
|
float width = input.ReadFloat();
|
||
|
|
float height = input.ReadFloat();
|
||
|
|
int color = input.ReadInt();
|
||
|
|
|
||
|
|
if (path == null) path = name;
|
||
|
|
RegionAttachment region = attachmentLoader.NewRegionAttachment(skin, name, path);
|
||
|
|
if (region == null) return null;
|
||
|
|
region.Path = path;
|
||
|
|
region.x = x * scale;
|
||
|
|
region.y = y * scale;
|
||
|
|
region.scaleX = scaleX;
|
||
|
|
region.scaleY = scaleY;
|
||
|
|
region.rotation = rotation;
|
||
|
|
region.width = width * scale;
|
||
|
|
region.height = height * scale;
|
||
|
|
region.r = ((color & 0xff000000) >> 24) / 255f;
|
||
|
|
region.g = ((color & 0x00ff0000) >> 16) / 255f;
|
||
|
|
region.b = ((color & 0x0000ff00) >> 8) / 255f;
|
||
|
|
region.a = ((color & 0x000000ff)) / 255f;
|
||
|
|
region.UpdateOffset();
|
||
|
|
return region;
|
||
|
|
}
|
||
|
|
case AttachmentType.Boundingbox: {
|
||
|
|
int vertexCount = input.ReadInt(true);
|
||
|
|
Vertices vertices = ReadVertices(input, vertexCount);
|
||
|
|
if (nonessential) input.ReadInt(); //int color = nonessential ? input.ReadInt() : 0; // Avoid unused local warning.
|
||
|
|
|
||
|
|
BoundingBoxAttachment box = attachmentLoader.NewBoundingBoxAttachment(skin, name);
|
||
|
|
if (box == null) return null;
|
||
|
|
box.worldVerticesLength = vertexCount << 1;
|
||
|
|
box.vertices = vertices.vertices;
|
||
|
|
box.bones = vertices.bones;
|
||
|
|
// skipped porting: if (nonessential) Color.rgba8888ToColor(box.getColor(), color);
|
||
|
|
return box;
|
||
|
|
}
|
||
|
|
case AttachmentType.Mesh: {
|
||
|
|
String path = input.ReadStringRef();
|
||
|
|
int color = input.ReadInt();
|
||
|
|
int vertexCount = input.ReadInt(true);
|
||
|
|
float[] uvs = ReadFloatArray(input, vertexCount << 1, 1);
|
||
|
|
int[] triangles = ReadShortArray(input);
|
||
|
|
Vertices vertices = ReadVertices(input, vertexCount);
|
||
|
|
int hullLength = input.ReadInt(true);
|
||
|
|
int[] edges = null;
|
||
|
|
float width = 0, height = 0;
|
||
|
|
if (nonessential) {
|
||
|
|
edges = ReadShortArray(input);
|
||
|
|
width = input.ReadFloat();
|
||
|
|
height = input.ReadFloat();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (path == null) path = name;
|
||
|
|
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
|
||
|
|
if (mesh == null) return null;
|
||
|
|
mesh.Path = path;
|
||
|
|
mesh.r = ((color & 0xff000000) >> 24) / 255f;
|
||
|
|
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
|
||
|
|
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
|
||
|
|
mesh.a = ((color & 0x000000ff)) / 255f;
|
||
|
|
mesh.bones = vertices.bones;
|
||
|
|
mesh.vertices = vertices.vertices;
|
||
|
|
mesh.WorldVerticesLength = vertexCount << 1;
|
||
|
|
mesh.triangles = triangles;
|
||
|
|
mesh.regionUVs = uvs;
|
||
|
|
mesh.UpdateUVs();
|
||
|
|
mesh.HullLength = hullLength << 1;
|
||
|
|
if (nonessential) {
|
||
|
|
mesh.Edges = edges;
|
||
|
|
mesh.Width = width * scale;
|
||
|
|
mesh.Height = height * scale;
|
||
|
|
}
|
||
|
|
return mesh;
|
||
|
|
}
|
||
|
|
case AttachmentType.Linkedmesh: {
|
||
|
|
String path = input.ReadStringRef();
|
||
|
|
int color = input.ReadInt();
|
||
|
|
String skinName = input.ReadStringRef();
|
||
|
|
String parent = input.ReadStringRef();
|
||
|
|
bool inheritDeform = input.ReadBoolean();
|
||
|
|
float width = 0, height = 0;
|
||
|
|
if (nonessential) {
|
||
|
|
width = input.ReadFloat();
|
||
|
|
height = input.ReadFloat();
|
||
|
|
}
|
||
|
|
|
||
|
|
if (path == null) path = name;
|
||
|
|
MeshAttachment mesh = attachmentLoader.NewMeshAttachment(skin, name, path);
|
||
|
|
if (mesh == null) return null;
|
||
|
|
mesh.Path = path;
|
||
|
|
mesh.r = ((color & 0xff000000) >> 24) / 255f;
|
||
|
|
mesh.g = ((color & 0x00ff0000) >> 16) / 255f;
|
||
|
|
mesh.b = ((color & 0x0000ff00) >> 8) / 255f;
|
||
|
|
mesh.a = ((color & 0x000000ff)) / 255f;
|
||
|
|
if (nonessential) {
|
||
|
|
mesh.Width = width * scale;
|
||
|
|
mesh.Height = height * scale;
|
||
|
|
}
|
||
|
|
linkedMeshes.Add(new SkeletonJson.LinkedMesh(mesh, skinName, slotIndex, parent, inheritDeform));
|
||
|
|
return mesh;
|
||
|
|
}
|
||
|
|
case AttachmentType.Path: {
|
||
|
|
bool closed = input.ReadBoolean();
|
||
|
|
bool constantSpeed = input.ReadBoolean();
|
||
|
|
int vertexCount = input.ReadInt(true);
|
||
|
|
Vertices vertices = ReadVertices(input, vertexCount);
|
||
|
|
float[] lengths = new float[vertexCount / 3];
|
||
|
|
for (int i = 0, n = lengths.Length; i < n; i++)
|
||
|
|
lengths[i] = input.ReadFloat() * scale;
|
||
|
|
if (nonessential) input.ReadInt(); //int color = nonessential ? input.ReadInt() : 0;
|
||
|
|
|
||
|
|
PathAttachment path = attachmentLoader.NewPathAttachment(skin, name);
|
||
|
|
if (path == null) return null;
|
||
|
|
path.closed = closed;
|
||
|
|
path.constantSpeed = constantSpeed;
|
||
|
|
path.worldVerticesLength = vertexCount << 1;
|
||
|
|
path.vertices = vertices.vertices;
|
||
|
|
path.bones = vertices.bones;
|
||
|
|
path.lengths = lengths;
|
||
|
|
// skipped porting: if (nonessential) Color.rgba8888ToColor(path.getColor(), color);
|
||
|
|
return path;
|
||
|
|
}
|
||
|
|
case AttachmentType.Point: {
|
||
|
|
float rotation = input.ReadFloat();
|
||
|
|
float x = input.ReadFloat();
|
||
|
|
float y = input.ReadFloat();
|
||
|
|
if (nonessential) input.ReadInt(); //int color = nonessential ? input.ReadInt() : 0;
|
||
|
|
|
||
|
|
PointAttachment point = attachmentLoader.NewPointAttachment(skin, name);
|
||
|
|
if (point == null) return null;
|
||
|
|
point.x = x * scale;
|
||
|
|
point.y = y * scale;
|
||
|
|
point.rotation = rotation;
|
||
|
|
// skipped porting: if (nonessential) point.color = color;
|
||
|
|
return point;
|
||
|
|
}
|
||
|
|
case AttachmentType.Clipping: {
|
||
|
|
int endSlotIndex = input.ReadInt(true);
|
||
|
|
int vertexCount = input.ReadInt(true);
|
||
|
|
Vertices vertices = ReadVertices(input, vertexCount);
|
||
|
|
if (nonessential) input.ReadInt();
|
||
|
|
|
||
|
|
ClippingAttachment clip = attachmentLoader.NewClippingAttachment(skin, name);
|
||
|
|
if (clip == null) return null;
|
||
|
|
clip.EndSlot = skeletonData.slots.Items[endSlotIndex];
|
||
|
|
clip.worldVerticesLength = vertexCount << 1;
|
||
|
|
clip.vertices = vertices.vertices;
|
||
|
|
clip.bones = vertices.bones;
|
||
|
|
// skipped porting: if (nonessential) Color.rgba8888ToColor(clip.getColor(), color);
|
||
|
|
return clip;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
private Vertices ReadVertices (SkeletonInput input, int vertexCount) {
|
||
|
|
float scale = Scale;
|
||
|
|
int verticesLength = vertexCount << 1;
|
||
|
|
Vertices vertices = new Vertices();
|
||
|
|
if(!input.ReadBoolean()) {
|
||
|
|
vertices.vertices = ReadFloatArray(input, verticesLength, scale);
|
||
|
|
return vertices;
|
||
|
|
}
|
||
|
|
var weights = new ExposedList<float>(verticesLength * 3 * 3);
|
||
|
|
var bonesArray = new ExposedList<int>(verticesLength * 3);
|
||
|
|
for (int i = 0; i < vertexCount; i++) {
|
||
|
|
int boneCount = input.ReadInt(true);
|
||
|
|
bonesArray.Add(boneCount);
|
||
|
|
for (int ii = 0; ii < boneCount; ii++) {
|
||
|
|
bonesArray.Add(input.ReadInt(true));
|
||
|
|
weights.Add(input.ReadFloat() * scale);
|
||
|
|
weights.Add(input.ReadFloat() * scale);
|
||
|
|
weights.Add(input.ReadFloat());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
vertices.vertices = weights.ToArray();
|
||
|
|
vertices.bones = bonesArray.ToArray();
|
||
|
|
return vertices;
|
||
|
|
}
|
||
|
|
|
||
|
|
private float[] ReadFloatArray (SkeletonInput input, int n, float scale) {
|
||
|
|
float[] array = new float[n];
|
||
|
|
if (scale == 1) {
|
||
|
|
for (int i = 0; i < n; i++)
|
||
|
|
array[i] = input.ReadFloat();
|
||
|
|
} else {
|
||
|
|
for (int i = 0; i < n; i++)
|
||
|
|
array[i] = input.ReadFloat() * scale;
|
||
|
|
}
|
||
|
|
return array;
|
||
|
|
}
|
||
|
|
|
||
|
|
private int[] ReadShortArray (SkeletonInput input) {
|
||
|
|
int n = input.ReadInt(true);
|
||
|
|
int[] array = new int[n];
|
||
|
|
for (int i = 0; i < n; i++)
|
||
|
|
array[i] = (input.ReadByte() << 8) | input.ReadByte();
|
||
|
|
return array;
|
||
|
|
}
|
||
|
|
|
||
|
|
private Animation ReadAnimation (String name, SkeletonInput input, SkeletonData skeletonData) {
|
||
|
|
var timelines = new ExposedList<Timeline>(32);
|
||
|
|
float scale = Scale;
|
||
|
|
float duration = 0;
|
||
|
|
|
||
|
|
// Slot timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
int slotIndex = input.ReadInt(true);
|
||
|
|
for (int ii = 0, nn = input.ReadInt(true); ii < nn; ii++) {
|
||
|
|
int timelineType = input.ReadByte();
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
switch (timelineType) {
|
||
|
|
case SLOT_ATTACHMENT: {
|
||
|
|
AttachmentTimeline timeline = new AttachmentTimeline(frameCount);
|
||
|
|
timeline.slotIndex = slotIndex;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++)
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadStringRef());
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[frameCount - 1]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case SLOT_COLOR: {
|
||
|
|
ColorTimeline timeline = new ColorTimeline(frameCount);
|
||
|
|
timeline.slotIndex = slotIndex;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
float time = input.ReadFloat();
|
||
|
|
int color = input.ReadInt();
|
||
|
|
float r = ((color & 0xff000000) >> 24) / 255f;
|
||
|
|
float g = ((color & 0x00ff0000) >> 16) / 255f;
|
||
|
|
float b = ((color & 0x0000ff00) >> 8) / 255f;
|
||
|
|
float a = ((color & 0x000000ff)) / 255f;
|
||
|
|
timeline.SetFrame(frameIndex, time, r, g, b, a);
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * ColorTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case SLOT_TWO_COLOR: {
|
||
|
|
TwoColorTimeline timeline = new TwoColorTimeline(frameCount);
|
||
|
|
timeline.slotIndex = slotIndex;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
float time = input.ReadFloat();
|
||
|
|
int color = input.ReadInt();
|
||
|
|
float r = ((color & 0xff000000) >> 24) / 255f;
|
||
|
|
float g = ((color & 0x00ff0000) >> 16) / 255f;
|
||
|
|
float b = ((color & 0x0000ff00) >> 8) / 255f;
|
||
|
|
float a = ((color & 0x000000ff)) / 255f;
|
||
|
|
int color2 = input.ReadInt(); // 0x00rrggbb
|
||
|
|
float r2 = ((color2 & 0x00ff0000) >> 16) / 255f;
|
||
|
|
float g2 = ((color2 & 0x0000ff00) >> 8) / 255f;
|
||
|
|
float b2 = ((color2 & 0x000000ff)) / 255f;
|
||
|
|
|
||
|
|
timeline.SetFrame(frameIndex, time, r, g, b, a, r2, g2, b2);
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * TwoColorTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Bone timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
int boneIndex = input.ReadInt(true);
|
||
|
|
for (int ii = 0, nn = input.ReadInt(true); ii < nn; ii++) {
|
||
|
|
int timelineType = input.ReadByte();
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
switch (timelineType) {
|
||
|
|
case BONE_ROTATE: {
|
||
|
|
RotateTimeline timeline = new RotateTimeline(frameCount);
|
||
|
|
timeline.boneIndex = boneIndex;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat());
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * RotateTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case BONE_TRANSLATE:
|
||
|
|
case BONE_SCALE:
|
||
|
|
case BONE_SHEAR: {
|
||
|
|
TranslateTimeline timeline;
|
||
|
|
float timelineScale = 1;
|
||
|
|
if (timelineType == BONE_SCALE)
|
||
|
|
timeline = new ScaleTimeline(frameCount);
|
||
|
|
else if (timelineType == BONE_SHEAR)
|
||
|
|
timeline = new ShearTimeline(frameCount);
|
||
|
|
else {
|
||
|
|
timeline = new TranslateTimeline(frameCount);
|
||
|
|
timelineScale = scale;
|
||
|
|
}
|
||
|
|
timeline.boneIndex = boneIndex;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat() * timelineScale,
|
||
|
|
input.ReadFloat() * timelineScale);
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * TranslateTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// IK constraint timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
int index = input.ReadInt(true);
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
IkConstraintTimeline timeline = new IkConstraintTimeline(frameCount) {
|
||
|
|
ikConstraintIndex = index
|
||
|
|
};
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat(), input.ReadFloat() * scale, input.ReadSByte(), input.ReadBoolean(),
|
||
|
|
input.ReadBoolean());
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * IkConstraintTimeline.ENTRIES]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Transform constraint timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
int index = input.ReadInt(true);
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
TransformConstraintTimeline timeline = new TransformConstraintTimeline(frameCount);
|
||
|
|
timeline.transformConstraintIndex = index;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat(), input.ReadFloat(), input.ReadFloat(),
|
||
|
|
input.ReadFloat());
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * TransformConstraintTimeline.ENTRIES]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Path constraint timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
int index = input.ReadInt(true);
|
||
|
|
PathConstraintData data = skeletonData.pathConstraints.Items[index];
|
||
|
|
for (int ii = 0, nn = input.ReadInt(true); ii < nn; ii++) {
|
||
|
|
int timelineType = input.ReadSByte();
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
switch(timelineType) {
|
||
|
|
case PATH_POSITION:
|
||
|
|
case PATH_SPACING: {
|
||
|
|
PathConstraintPositionTimeline timeline;
|
||
|
|
float timelineScale = 1;
|
||
|
|
if (timelineType == PATH_SPACING) {
|
||
|
|
timeline = new PathConstraintSpacingTimeline(frameCount);
|
||
|
|
if (data.spacingMode == SpacingMode.Length || data.spacingMode == SpacingMode.Fixed) timelineScale = scale;
|
||
|
|
} else {
|
||
|
|
timeline = new PathConstraintPositionTimeline(frameCount);
|
||
|
|
if (data.positionMode == PositionMode.Fixed) timelineScale = scale;
|
||
|
|
}
|
||
|
|
timeline.pathConstraintIndex = index;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat() * timelineScale);
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * PathConstraintPositionTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
case PATH_MIX: {
|
||
|
|
PathConstraintMixTimeline timeline = new PathConstraintMixTimeline(frameCount);
|
||
|
|
timeline.pathConstraintIndex = index;
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
timeline.SetFrame(frameIndex, input.ReadFloat(), input.ReadFloat(), input.ReadFloat());
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[(frameCount - 1) * PathConstraintMixTimeline.ENTRIES]);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Deform timelines.
|
||
|
|
for (int i = 0, n = input.ReadInt(true); i < n; i++) {
|
||
|
|
Skin skin = skeletonData.skins.Items[input.ReadInt(true)];
|
||
|
|
for (int ii = 0, nn = input.ReadInt(true); ii < nn; ii++) {
|
||
|
|
int slotIndex = input.ReadInt(true);
|
||
|
|
for (int iii = 0, nnn = input.ReadInt(true); iii < nnn; iii++) {
|
||
|
|
VertexAttachment attachment = (VertexAttachment)skin.GetAttachment(slotIndex, input.ReadStringRef());
|
||
|
|
bool weighted = attachment.bones != null;
|
||
|
|
float[] vertices = attachment.vertices;
|
||
|
|
int deformLength = weighted ? vertices.Length / 3 * 2 : vertices.Length;
|
||
|
|
|
||
|
|
int frameCount = input.ReadInt(true);
|
||
|
|
DeformTimeline timeline = new DeformTimeline(frameCount);
|
||
|
|
timeline.slotIndex = slotIndex;
|
||
|
|
timeline.attachment = attachment;
|
||
|
|
|
||
|
|
for (int frameIndex = 0; frameIndex < frameCount; frameIndex++) {
|
||
|
|
float time = input.ReadFloat();
|
||
|
|
float[] deform;
|
||
|
|
int end = input.ReadInt(true);
|
||
|
|
if (end == 0)
|
||
|
|
deform = weighted ? new float[deformLength] : vertices;
|
||
|
|
else {
|
||
|
|
deform = new float[deformLength];
|
||
|
|
int start = input.ReadInt(true);
|
||
|
|
end += start;
|
||
|
|
if (scale == 1) {
|
||
|
|
for (int v = start; v < end; v++)
|
||
|
|
deform[v] = input.ReadFloat();
|
||
|
|
} else {
|
||
|
|
for (int v = start; v < end; v++)
|
||
|
|
deform[v] = input.ReadFloat() * scale;
|
||
|
|
}
|
||
|
|
if (!weighted) {
|
||
|
|
for (int v = 0, vn = deform.Length; v < vn; v++)
|
||
|
|
deform[v] += vertices[v];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
timeline.SetFrame(frameIndex, time, deform);
|
||
|
|
if (frameIndex < frameCount - 1) ReadCurve(input, frameIndex, timeline);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[frameCount - 1]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Draw order timeline.
|
||
|
|
int drawOrderCount = input.ReadInt(true);
|
||
|
|
if (drawOrderCount > 0) {
|
||
|
|
DrawOrderTimeline timeline = new DrawOrderTimeline(drawOrderCount);
|
||
|
|
int slotCount = skeletonData.slots.Count;
|
||
|
|
for (int i = 0; i < drawOrderCount; i++) {
|
||
|
|
float time = input.ReadFloat();
|
||
|
|
int offsetCount = input.ReadInt(true);
|
||
|
|
int[] drawOrder = new int[slotCount];
|
||
|
|
for (int ii = slotCount - 1; ii >= 0; ii--)
|
||
|
|
drawOrder[ii] = -1;
|
||
|
|
int[] unchanged = new int[slotCount - offsetCount];
|
||
|
|
int originalIndex = 0, unchangedIndex = 0;
|
||
|
|
for (int ii = 0; ii < offsetCount; ii++) {
|
||
|
|
int slotIndex = input.ReadInt(true);
|
||
|
|
// Collect unchanged items.
|
||
|
|
while (originalIndex != slotIndex)
|
||
|
|
unchanged[unchangedIndex++] = originalIndex++;
|
||
|
|
// Set changed items.
|
||
|
|
drawOrder[originalIndex + input.ReadInt(true)] = originalIndex++;
|
||
|
|
}
|
||
|
|
// Collect remaining unchanged items.
|
||
|
|
while (originalIndex < slotCount)
|
||
|
|
unchanged[unchangedIndex++] = originalIndex++;
|
||
|
|
// Fill in unchanged items.
|
||
|
|
for (int ii = slotCount - 1; ii >= 0; ii--)
|
||
|
|
if (drawOrder[ii] == -1) drawOrder[ii] = unchanged[--unchangedIndex];
|
||
|
|
timeline.SetFrame(i, time, drawOrder);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[drawOrderCount - 1]);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Event timeline.
|
||
|
|
int eventCount = input.ReadInt(true);
|
||
|
|
if (eventCount > 0) {
|
||
|
|
EventTimeline timeline = new EventTimeline(eventCount);
|
||
|
|
for (int i = 0; i < eventCount; i++) {
|
||
|
|
float time = input.ReadFloat();
|
||
|
|
EventData eventData = skeletonData.events.Items[input.ReadInt(true)];
|
||
|
|
Event e = new Event(time, eventData) {
|
||
|
|
Int = input.ReadInt(false),
|
||
|
|
Float = input.ReadFloat(),
|
||
|
|
String = input.ReadBoolean() ? input.ReadString() : eventData.String
|
||
|
|
};
|
||
|
|
if (e.data.AudioPath != null) {
|
||
|
|
e.volume = input.ReadFloat();
|
||
|
|
e.balance = input.ReadFloat();
|
||
|
|
}
|
||
|
|
timeline.SetFrame(i, e);
|
||
|
|
}
|
||
|
|
timelines.Add(timeline);
|
||
|
|
duration = Math.Max(duration, timeline.frames[eventCount - 1]);
|
||
|
|
}
|
||
|
|
|
||
|
|
timelines.TrimExcess();
|
||
|
|
return new Animation(name, timelines, duration);
|
||
|
|
}
|
||
|
|
|
||
|
|
private void ReadCurve (SkeletonInput input, int frameIndex, CurveTimeline timeline) {
|
||
|
|
switch (input.ReadByte()) {
|
||
|
|
case CURVE_STEPPED:
|
||
|
|
timeline.SetStepped(frameIndex);
|
||
|
|
break;
|
||
|
|
case CURVE_BEZIER:
|
||
|
|
timeline.SetCurve(frameIndex, input.ReadFloat(), input.ReadFloat(), input.ReadFloat(), input.ReadFloat());
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
internal class Vertices
|
||
|
|
{
|
||
|
|
public int[] bones;
|
||
|
|
public float[] vertices;
|
||
|
|
}
|
||
|
|
|
||
|
|
internal class SkeletonInput {
|
||
|
|
private byte[] chars = new byte[32];
|
||
|
|
private byte[] bytesBigEndian = new byte[4];
|
||
|
|
internal ExposedList<String> strings;
|
||
|
|
Stream input;
|
||
|
|
|
||
|
|
public SkeletonInput (Stream input) {
|
||
|
|
this.input = input;
|
||
|
|
}
|
||
|
|
|
||
|
|
public byte ReadByte () {
|
||
|
|
return (byte)input.ReadByte();
|
||
|
|
}
|
||
|
|
|
||
|
|
public sbyte ReadSByte () {
|
||
|
|
int value = input.ReadByte();
|
||
|
|
if (value == -1) throw new EndOfStreamException();
|
||
|
|
return (sbyte)value;
|
||
|
|
}
|
||
|
|
|
||
|
|
public bool ReadBoolean () {
|
||
|
|
return input.ReadByte() != 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
public float ReadFloat () {
|
||
|
|
input.Read(bytesBigEndian, 0, 4);
|
||
|
|
chars[3] = bytesBigEndian[0];
|
||
|
|
chars[2] = bytesBigEndian[1];
|
||
|
|
chars[1] = bytesBigEndian[2];
|
||
|
|
chars[0] = bytesBigEndian[3];
|
||
|
|
return BitConverter.ToSingle(chars, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
public int ReadInt () {
|
||
|
|
input.Read(bytesBigEndian, 0, 4);
|
||
|
|
return (bytesBigEndian[0] << 24)
|
||
|
|
+ (bytesBigEndian[1] << 16)
|
||
|
|
+ (bytesBigEndian[2] << 8)
|
||
|
|
+ bytesBigEndian[3];
|
||
|
|
}
|
||
|
|
|
||
|
|
public int ReadInt (bool optimizePositive) {
|
||
|
|
int b = input.ReadByte();
|
||
|
|
int result = b & 0x7F;
|
||
|
|
if ((b & 0x80) != 0) {
|
||
|
|
b = input.ReadByte();
|
||
|
|
result |= (b & 0x7F) << 7;
|
||
|
|
if ((b & 0x80) != 0) {
|
||
|
|
b = input.ReadByte();
|
||
|
|
result |= (b & 0x7F) << 14;
|
||
|
|
if ((b & 0x80) != 0) {
|
||
|
|
b = input.ReadByte();
|
||
|
|
result |= (b & 0x7F) << 21;
|
||
|
|
if ((b & 0x80) != 0) result |= (input.ReadByte() & 0x7F) << 28;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return optimizePositive ? result : ((result >> 1) ^ -(result & 1));
|
||
|
|
}
|
||
|
|
|
||
|
|
public string ReadString () {
|
||
|
|
int byteCount = ReadInt(true);
|
||
|
|
switch (byteCount) {
|
||
|
|
case 0:
|
||
|
|
return null;
|
||
|
|
case 1:
|
||
|
|
return "";
|
||
|
|
}
|
||
|
|
byteCount--;
|
||
|
|
byte[] buffer = this.chars;
|
||
|
|
if (buffer.Length < byteCount) buffer = new byte[byteCount];
|
||
|
|
ReadFully(buffer, 0, byteCount);
|
||
|
|
return System.Text.Encoding.UTF8.GetString(buffer, 0, byteCount);
|
||
|
|
}
|
||
|
|
|
||
|
|
///<return>May be null.</return>
|
||
|
|
public String ReadStringRef () {
|
||
|
|
int index = ReadInt(true);
|
||
|
|
return index == 0 ? null : strings.Items[index - 1];
|
||
|
|
}
|
||
|
|
|
||
|
|
public void ReadFully (byte[] buffer, int offset, int length) {
|
||
|
|
while (length > 0) {
|
||
|
|
int count = input.Read(buffer, offset, length);
|
||
|
|
if (count <= 0) throw new EndOfStreamException();
|
||
|
|
offset += count;
|
||
|
|
length -= count;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/// <summary>Returns the version string of binary skeleton data.</summary>
|
||
|
|
public string GetVersionString () {
|
||
|
|
try {
|
||
|
|
// Hash.
|
||
|
|
int byteCount = ReadInt(true);
|
||
|
|
if (byteCount > 1) input.Position += byteCount - 1;
|
||
|
|
|
||
|
|
// Version.
|
||
|
|
byteCount = ReadInt(true);
|
||
|
|
if (byteCount > 1) {
|
||
|
|
byteCount--;
|
||
|
|
var buffer = new byte[byteCount];
|
||
|
|
ReadFully(buffer, 0, byteCount);
|
||
|
|
return System.Text.Encoding.UTF8.GetString(buffer, 0, byteCount);
|
||
|
|
}
|
||
|
|
|
||
|
|
throw new ArgumentException("Stream does not contain a valid binary Skeleton Data.", "input");
|
||
|
|
} catch (Exception e) {
|
||
|
|
throw new ArgumentException("Stream does not contain a valid binary Skeleton Data.\n" + e, "input");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|