1388 lines
51 KiB
Plaintext
1388 lines
51 KiB
Plaintext
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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_2019_3_OR_NEWER
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#define MESH_SET_TRIANGLES_PROVIDES_LENGTH_PARAM
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#endif
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// Not for optimization. Do not disable.
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#define SPINE_TRIANGLECHECK // Avoid calling SetTriangles at the cost of checking for mesh differences (vertex counts, memberwise attachment list compare) every frame.
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//#define SPINE_DEBUG
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using UnityEngine;
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using System;
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using System.Collections.Generic;
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namespace Spine.Unity {
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public delegate void MeshGeneratorDelegate (MeshGeneratorBuffers buffers);
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public struct MeshGeneratorBuffers {
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/// <summary>The vertex count that will actually be used for the mesh. The Lengths of the buffer arrays may be larger than this number.</summary>
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public int vertexCount;
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/// <summary> Vertex positions. To be used for UnityEngine.Mesh.vertices.</summary>
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public Vector3[] vertexBuffer;
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/// <summary> Vertex UVs. To be used for UnityEngine.Mesh.uvs.</summary>
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public Vector2[] uvBuffer;
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/// <summary> Vertex colors. To be used for UnityEngine.Mesh.colors32.</summary>
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public Color32[] colorBuffer;
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/// <summary> The Spine rendering component's MeshGenerator. </summary>
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public MeshGenerator meshGenerator;
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}
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/// <summary>Holds several methods to prepare and generate a UnityEngine mesh based on a skeleton. Contains buffers needed to perform the operation, and serializes settings for mesh generation.</summary>
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[System.Serializable]
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public class MeshGenerator {
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public Settings settings = Settings.Default;
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[System.Serializable]
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public struct Settings {
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public bool useClipping;
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[Space]
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[Range(-0.1f, 0f)] public float zSpacing;
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[Space]
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[Header("Vertex Data")]
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public bool pmaVertexColors;
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public bool tintBlack;
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[Tooltip("Enable when using Additive blend mode at SkeletonGraphic under a CanvasGroup. " +
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"When enabled, Additive alpha value is stored at uv2.g instead of color.a to capture CanvasGroup modifying color.a.")]
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public bool canvasGroupTintBlack;
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public bool calculateTangents;
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public bool addNormals;
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public bool immutableTriangles;
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static public Settings Default {
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get {
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return new Settings {
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pmaVertexColors = true,
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zSpacing = 0f,
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useClipping = true,
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tintBlack = false,
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calculateTangents = false,
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//renderMeshes = true,
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addNormals = false,
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immutableTriangles = false
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};
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}
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}
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}
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const float BoundsMinDefault = float.PositiveInfinity;
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const float BoundsMaxDefault = float.NegativeInfinity;
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[NonSerialized] readonly ExposedList<Vector3> vertexBuffer = new ExposedList<Vector3>(4);
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[NonSerialized] readonly ExposedList<Vector2> uvBuffer = new ExposedList<Vector2>(4);
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[NonSerialized] readonly ExposedList<Color32> colorBuffer = new ExposedList<Color32>(4);
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[NonSerialized] readonly ExposedList<ExposedList<int>> submeshes = new ExposedList<ExposedList<int>> { new ExposedList<int>(6) }; // start with 1 submesh.
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[NonSerialized] Vector2 meshBoundsMin, meshBoundsMax;
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[NonSerialized] float meshBoundsThickness;
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[NonSerialized] int submeshIndex = 0;
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[NonSerialized] SkeletonClipping clipper = new SkeletonClipping();
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[NonSerialized] float[] tempVerts = new float[8];
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[NonSerialized] int[] regionTriangles = { 0, 1, 2, 2, 3, 0 };
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#region Optional Buffers
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// These optional buffers are lazy-instantiated when the feature is used.
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[NonSerialized] Vector3[] normals;
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[NonSerialized] Vector4[] tangents;
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[NonSerialized] Vector2[] tempTanBuffer;
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[NonSerialized] ExposedList<Vector2> uv2;
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[NonSerialized] ExposedList<Vector2> uv3;
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#endregion
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public int VertexCount { get { return vertexBuffer.Count; } }
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/// <summary>A set of mesh arrays whose values are modifiable by the user. Modify these values before they are passed to the UnityEngine mesh object in order to see the effect.</summary>
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public MeshGeneratorBuffers Buffers {
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get {
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return new MeshGeneratorBuffers {
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vertexCount = this.VertexCount,
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vertexBuffer = this.vertexBuffer.Items,
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uvBuffer = this.uvBuffer.Items,
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colorBuffer = this.colorBuffer.Items,
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meshGenerator = this
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};
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}
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}
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public MeshGenerator () {
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submeshes.TrimExcess();
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}
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#region Step 1 : Generate Instructions
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/// <summary>
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/// A specialized variant of <see cref="GenerateSkeletonRendererInstruction"/>.
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/// Generates renderer instructions using a single submesh, using only a single material and texture.
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/// </summary>
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/// <param name="instructionOutput">The resulting instructions.</param>
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/// <param name="skeleton">The skeleton to generate renderer instructions for.</param>
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/// <param name="material">Material to be set at the renderer instruction. When null, the last attachment
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/// in the draw order list is assigned as the instruction's material.</param>
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public static void GenerateSingleSubmeshInstruction (SkeletonRendererInstruction instructionOutput, Skeleton skeleton, Material material) {
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ExposedList<Slot> drawOrder = skeleton.drawOrder;
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int drawOrderCount = drawOrder.Count;
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// Clear last state of attachments and submeshes
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instructionOutput.Clear(); // submeshInstructions.Clear(); attachments.Clear();
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var workingSubmeshInstructions = instructionOutput.submeshInstructions;
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#if SPINE_TRIANGLECHECK
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instructionOutput.attachments.Resize(drawOrderCount);
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var workingAttachmentsItems = instructionOutput.attachments.Items;
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int totalRawVertexCount = 0;
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#endif
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var current = new SubmeshInstruction {
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skeleton = skeleton,
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preActiveClippingSlotSource = -1,
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startSlot = 0,
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#if SPINE_TRIANGLECHECK
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rawFirstVertexIndex = 0,
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#endif
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material = material,
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forceSeparate = false,
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endSlot = drawOrderCount
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};
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#if SPINE_TRIANGLECHECK
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object rendererObject = null;
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bool skeletonHasClipping = false;
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var drawOrderItems = drawOrder.Items;
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for (int i = 0; i < drawOrderCount; i++) {
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Slot slot = drawOrderItems[i];
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if (!slot.bone.active) {
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workingAttachmentsItems[i] = null;
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continue;
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}
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Attachment attachment = slot.attachment;
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workingAttachmentsItems[i] = attachment;
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int attachmentTriangleCount;
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int attachmentVertexCount;
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var regionAttachment = attachment as RegionAttachment;
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if (regionAttachment != null) {
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rendererObject = regionAttachment.RendererObject;
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attachmentVertexCount = 4;
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attachmentTriangleCount = 6;
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} else {
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var meshAttachment = attachment as MeshAttachment;
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if (meshAttachment != null) {
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rendererObject = meshAttachment.RendererObject;
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attachmentVertexCount = meshAttachment.worldVerticesLength >> 1;
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attachmentTriangleCount = meshAttachment.triangles.Length;
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} else {
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var clippingAttachment = attachment as ClippingAttachment;
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if (clippingAttachment != null) {
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current.hasClipping = true;
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skeletonHasClipping = true;
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}
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attachmentVertexCount = 0;
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attachmentTriangleCount = 0;
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}
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}
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current.rawTriangleCount += attachmentTriangleCount;
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current.rawVertexCount += attachmentVertexCount;
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totalRawVertexCount += attachmentVertexCount;
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}
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#if !SPINE_TK2D
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if (material == null && rendererObject != null)
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current.material = (Material)((AtlasRegion)rendererObject).page.rendererObject;
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#else
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if (material == null && rendererObject != null)
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current.material = (rendererObject is Material) ? (Material)rendererObject : (Material)((AtlasRegion)rendererObject).page.rendererObject;
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#endif
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instructionOutput.hasActiveClipping = skeletonHasClipping;
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instructionOutput.rawVertexCount = totalRawVertexCount;
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#endif
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if (totalRawVertexCount > 0) {
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workingSubmeshInstructions.Resize(1);
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workingSubmeshInstructions.Items[0] = current;
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}
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else {
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workingSubmeshInstructions.Resize(0);
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}
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}
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public static bool RequiresMultipleSubmeshesByDrawOrder (Skeleton skeleton) {
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#if SPINE_TK2D
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return false;
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#endif
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ExposedList<Slot> drawOrder = skeleton.drawOrder;
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int drawOrderCount = drawOrder.Count;
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var drawOrderItems = drawOrder.Items;
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Material lastRendererMaterial = null;
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for (int i = 0; i < drawOrderCount; i++) {
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Slot slot = drawOrderItems[i];
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if (!slot.bone.active) continue;
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Attachment attachment = slot.attachment;
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var rendererAttachment = attachment as IHasRendererObject;
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if (rendererAttachment != null) {
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AtlasRegion atlasRegion = (AtlasRegion)rendererAttachment.RendererObject;
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Material material = (Material)atlasRegion.page.rendererObject;
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if (lastRendererMaterial != material) {
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if (lastRendererMaterial != null)
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return true;
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else
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lastRendererMaterial = material;
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}
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}
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}
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return false;
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}
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public static void GenerateSkeletonRendererInstruction (SkeletonRendererInstruction instructionOutput, Skeleton skeleton, Dictionary<Slot, Material> customSlotMaterials, List<Slot> separatorSlots, bool generateMeshOverride, bool immutableTriangles = false) {
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// if (skeleton == null) throw new ArgumentNullException("skeleton");
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// if (instructionOutput == null) throw new ArgumentNullException("instructionOutput");
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ExposedList<Slot> drawOrder = skeleton.drawOrder;
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int drawOrderCount = drawOrder.Count;
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// Clear last state of attachments and submeshes
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instructionOutput.Clear(); // submeshInstructions.Clear(); attachments.Clear();
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var workingSubmeshInstructions = instructionOutput.submeshInstructions;
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#if SPINE_TRIANGLECHECK
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instructionOutput.attachments.Resize(drawOrderCount);
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var workingAttachmentsItems = instructionOutput.attachments.Items;
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int totalRawVertexCount = 0;
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bool skeletonHasClipping = false;
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#endif
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var current = new SubmeshInstruction {
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skeleton = skeleton,
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preActiveClippingSlotSource = -1
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};
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#if !SPINE_TK2D
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bool isCustomSlotMaterialsPopulated = customSlotMaterials != null && customSlotMaterials.Count > 0;
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#endif
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int separatorCount = separatorSlots == null ? 0 : separatorSlots.Count;
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bool hasSeparators = separatorCount > 0;
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int clippingAttachmentSource = -1;
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int lastPreActiveClipping = -1; // The index of the last slot that had an active ClippingAttachment.
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SlotData clippingEndSlot = null;
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int submeshIndex = 0;
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var drawOrderItems = drawOrder.Items;
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for (int i = 0; i < drawOrderCount; i++) {
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Slot slot = drawOrderItems[i];
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if (!slot.bone.active) {
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workingAttachmentsItems[i] = null;
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continue;
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}
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Attachment attachment = slot.attachment;
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#if SPINE_TRIANGLECHECK
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workingAttachmentsItems[i] = attachment;
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int attachmentVertexCount = 0, attachmentTriangleCount = 0;
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#endif
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object rendererObject = null; // An AtlasRegion in plain Spine-Unity. Spine-TK2D hooks into TK2D's system. eventual source of Material object.
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bool noRender = false; // Using this allows empty slots as separators, and keeps separated parts more stable despite slots being reordered
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var regionAttachment = attachment as RegionAttachment;
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if (regionAttachment != null) {
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rendererObject = regionAttachment.RendererObject;
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#if SPINE_TRIANGLECHECK
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attachmentVertexCount = 4;
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attachmentTriangleCount = 6;
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#endif
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} else {
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var meshAttachment = attachment as MeshAttachment;
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if (meshAttachment != null) {
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rendererObject = meshAttachment.RendererObject;
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#if SPINE_TRIANGLECHECK
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attachmentVertexCount = meshAttachment.worldVerticesLength >> 1;
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attachmentTriangleCount = meshAttachment.triangles.Length;
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#endif
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} else {
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#if SPINE_TRIANGLECHECK
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var clippingAttachment = attachment as ClippingAttachment;
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if (clippingAttachment != null) {
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clippingEndSlot = clippingAttachment.endSlot;
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clippingAttachmentSource = i;
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current.hasClipping = true;
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skeletonHasClipping = true;
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}
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#endif
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noRender = true;
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}
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}
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// Create a new SubmeshInstruction when material changes. (or when forced to separate by a submeshSeparator)
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// Slot with a separator/new material will become the starting slot of the next new instruction.
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if (hasSeparators) { //current.forceSeparate = hasSeparators && separatorSlots.Contains(slot);
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current.forceSeparate = false;
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for (int s = 0; s < separatorCount; s++) {
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if (Slot.ReferenceEquals(slot, separatorSlots[s])) {
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current.forceSeparate = true;
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break;
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}
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}
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}
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if (noRender) {
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if (current.forceSeparate && generateMeshOverride) { // && current.rawVertexCount > 0) {
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{ // Add
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current.endSlot = i;
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current.preActiveClippingSlotSource = lastPreActiveClipping;
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workingSubmeshInstructions.Resize(submeshIndex + 1);
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workingSubmeshInstructions.Items[submeshIndex] = current;
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submeshIndex++;
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}
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current.startSlot = i;
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lastPreActiveClipping = clippingAttachmentSource;
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#if SPINE_TRIANGLECHECK
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current.rawTriangleCount = 0;
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current.rawVertexCount = 0;
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current.rawFirstVertexIndex = totalRawVertexCount;
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current.hasClipping = clippingAttachmentSource >= 0;
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#endif
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}
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} else {
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#if !SPINE_TK2D
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Material material;
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if (isCustomSlotMaterialsPopulated) {
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if (!customSlotMaterials.TryGetValue(slot, out material))
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material = (Material)((AtlasRegion)rendererObject).page.rendererObject;
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} else {
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material = (Material)((AtlasRegion)rendererObject).page.rendererObject;
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}
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#else
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Material material = (rendererObject is Material) ? (Material)rendererObject : (Material)((AtlasRegion)rendererObject).page.rendererObject;
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#endif
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if (current.forceSeparate || (current.rawVertexCount > 0 && !System.Object.ReferenceEquals(current.material, material))) { // Material changed. Add the previous submesh.
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{ // Add
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current.endSlot = i;
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current.preActiveClippingSlotSource = lastPreActiveClipping;
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workingSubmeshInstructions.Resize(submeshIndex + 1);
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||
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workingSubmeshInstructions.Items[submeshIndex] = current;
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||
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submeshIndex++;
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}
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current.startSlot = i;
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lastPreActiveClipping = clippingAttachmentSource;
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||
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#if SPINE_TRIANGLECHECK
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||
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current.rawTriangleCount = 0;
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current.rawVertexCount = 0;
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||
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current.rawFirstVertexIndex = totalRawVertexCount;
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||
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current.hasClipping = clippingAttachmentSource >= 0;
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||
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#endif
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||
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}
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||
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||
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// Update state for the next Attachment.
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||
|
current.material = material;
|
||
|
#if SPINE_TRIANGLECHECK
|
||
|
current.rawTriangleCount += attachmentTriangleCount;
|
||
|
current.rawVertexCount += attachmentVertexCount;
|
||
|
current.rawFirstVertexIndex = totalRawVertexCount;
|
||
|
totalRawVertexCount += attachmentVertexCount;
|
||
|
#endif
|
||
|
}
|
||
|
|
||
|
if (clippingEndSlot != null && slot.data == clippingEndSlot && i != clippingAttachmentSource) {
|
||
|
clippingEndSlot = null;
|
||
|
clippingAttachmentSource = -1;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (current.rawVertexCount > 0) {
|
||
|
{ // Add last or only submesh.
|
||
|
current.endSlot = drawOrderCount;
|
||
|
current.preActiveClippingSlotSource = lastPreActiveClipping;
|
||
|
current.forceSeparate = false;
|
||
|
|
||
|
workingSubmeshInstructions.Resize(submeshIndex + 1);
|
||
|
workingSubmeshInstructions.Items[submeshIndex] = current;
|
||
|
//submeshIndex++;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#if SPINE_TRIANGLECHECK
|
||
|
instructionOutput.hasActiveClipping = skeletonHasClipping;
|
||
|
instructionOutput.rawVertexCount = totalRawVertexCount;
|
||
|
#endif
|
||
|
instructionOutput.immutableTriangles = immutableTriangles;
|
||
|
}
|
||
|
|
||
|
public static void TryReplaceMaterials (ExposedList<SubmeshInstruction> workingSubmeshInstructions, Dictionary<Material, Material> customMaterialOverride) {
|
||
|
// Material overrides are done here so they can be applied per submesh instead of per slot
|
||
|
// but they will still be passed through the GenerateMeshOverride delegate,
|
||
|
// and will still go through the normal material match check step in STEP 3.
|
||
|
var wsii = workingSubmeshInstructions.Items;
|
||
|
for (int i = 0; i < workingSubmeshInstructions.Count; i++) {
|
||
|
var m = wsii[i].material;
|
||
|
Material mo;
|
||
|
if (customMaterialOverride.TryGetValue(m, out mo))
|
||
|
wsii[i].material = mo;
|
||
|
}
|
||
|
}
|
||
|
#endregion
|
||
|
|
||
|
#region Step 2 : Populate vertex data and triangle index buffers.
|
||
|
public void Begin () {
|
||
|
vertexBuffer.Clear(false);
|
||
|
colorBuffer.Clear(false);
|
||
|
uvBuffer.Clear(false);
|
||
|
clipper.ClipEnd();
|
||
|
|
||
|
{
|
||
|
meshBoundsMin.x = BoundsMinDefault;
|
||
|
meshBoundsMin.y = BoundsMinDefault;
|
||
|
meshBoundsMax.x = BoundsMaxDefault;
|
||
|
meshBoundsMax.y = BoundsMaxDefault;
|
||
|
meshBoundsThickness = 0f;
|
||
|
}
|
||
|
|
||
|
submeshIndex = 0;
|
||
|
submeshes.Count = 1;
|
||
|
//submeshes.Items[0].Clear(false);
|
||
|
}
|
||
|
|
||
|
public void AddSubmesh (SubmeshInstruction instruction, bool updateTriangles = true) {
|
||
|
var settings = this.settings;
|
||
|
|
||
|
int newSubmeshCount = submeshIndex + 1;
|
||
|
if (submeshes.Items.Length < newSubmeshCount)
|
||
|
submeshes.Resize(newSubmeshCount);
|
||
|
submeshes.Count = newSubmeshCount;
|
||
|
var submesh = submeshes.Items[submeshIndex];
|
||
|
if (submesh == null)
|
||
|
submeshes.Items[submeshIndex] = submesh = new ExposedList<int>();
|
||
|
submesh.Clear(false);
|
||
|
|
||
|
var skeleton = instruction.skeleton;
|
||
|
var drawOrderItems = skeleton.drawOrder.Items;
|
||
|
|
||
|
Color32 color = default(Color32);
|
||
|
float skeletonA = skeleton.a, skeletonR = skeleton.r, skeletonG = skeleton.g, skeletonB = skeleton.b;
|
||
|
Vector2 meshBoundsMin = this.meshBoundsMin, meshBoundsMax = this.meshBoundsMax;
|
||
|
|
||
|
// Settings
|
||
|
float zSpacing = settings.zSpacing;
|
||
|
bool pmaVertexColors = settings.pmaVertexColors;
|
||
|
bool tintBlack = settings.tintBlack;
|
||
|
#if SPINE_TRIANGLECHECK
|
||
|
bool useClipping = settings.useClipping && instruction.hasClipping;
|
||
|
#else
|
||
|
bool useClipping = settings.useClipping;
|
||
|
#endif
|
||
|
bool canvasGroupTintBlack = settings.tintBlack && settings.canvasGroupTintBlack;
|
||
|
|
||
|
if (useClipping) {
|
||
|
if (instruction.preActiveClippingSlotSource >= 0) {
|
||
|
var slot = drawOrderItems[instruction.preActiveClippingSlotSource];
|
||
|
clipper.ClipStart(slot, slot.attachment as ClippingAttachment);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (int slotIndex = instruction.startSlot; slotIndex < instruction.endSlot; slotIndex++) {
|
||
|
var slot = drawOrderItems[slotIndex];
|
||
|
if (!slot.bone.active) {
|
||
|
clipper.ClipEnd(slot);
|
||
|
continue;
|
||
|
}
|
||
|
var attachment = slot.attachment;
|
||
|
float z = zSpacing * slotIndex;
|
||
|
|
||
|
var workingVerts = this.tempVerts;
|
||
|
float[] uvs;
|
||
|
int[] attachmentTriangleIndices;
|
||
|
int attachmentVertexCount;
|
||
|
int attachmentIndexCount;
|
||
|
|
||
|
Color c = default(Color);
|
||
|
|
||
|
// Identify and prepare values.
|
||
|
var region = attachment as RegionAttachment;
|
||
|
if (region != null) {
|
||
|
region.ComputeWorldVertices(slot.bone, workingVerts, 0);
|
||
|
uvs = region.uvs;
|
||
|
attachmentTriangleIndices = regionTriangles;
|
||
|
c.r = region.r; c.g = region.g; c.b = region.b; c.a = region.a;
|
||
|
attachmentVertexCount = 4;
|
||
|
attachmentIndexCount = 6;
|
||
|
} else {
|
||
|
var mesh = attachment as MeshAttachment;
|
||
|
if (mesh != null) {
|
||
|
int meshVerticesLength = mesh.worldVerticesLength;
|
||
|
if (workingVerts.Length < meshVerticesLength) {
|
||
|
workingVerts = new float[meshVerticesLength];
|
||
|
this.tempVerts = workingVerts;
|
||
|
}
|
||
|
mesh.ComputeWorldVertices(slot, 0, meshVerticesLength, workingVerts, 0); //meshAttachment.ComputeWorldVertices(slot, tempVerts);
|
||
|
uvs = mesh.uvs;
|
||
|
attachmentTriangleIndices = mesh.triangles;
|
||
|
c.r = mesh.r; c.g = mesh.g; c.b = mesh.b; c.a = mesh.a;
|
||
|
attachmentVertexCount = meshVerticesLength >> 1; // meshVertexCount / 2;
|
||
|
attachmentIndexCount = mesh.triangles.Length;
|
||
|
} else {
|
||
|
if (useClipping) {
|
||
|
var clippingAttachment = attachment as ClippingAttachment;
|
||
|
if (clippingAttachment != null) {
|
||
|
clipper.ClipStart(slot, clippingAttachment);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// If not any renderable attachment.
|
||
|
clipper.ClipEnd(slot);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
float tintBlackAlpha = 1.0f;
|
||
|
if (pmaVertexColors) {
|
||
|
color.a = (byte)(skeletonA * slot.a * c.a * 255);
|
||
|
color.r = (byte)(skeletonR * slot.r * c.r * color.a);
|
||
|
color.g = (byte)(skeletonG * slot.g * c.g * color.a);
|
||
|
color.b = (byte)(skeletonB * slot.b * c.b * color.a);
|
||
|
if (slot.data.blendMode == BlendMode.Additive) {
|
||
|
if (canvasGroupTintBlack)
|
||
|
tintBlackAlpha = 0;
|
||
|
else
|
||
|
color.a = 0;
|
||
|
}
|
||
|
} else {
|
||
|
color.a = (byte)(skeletonA * slot.a * c.a * 255);
|
||
|
color.r = (byte)(skeletonR * slot.r * c.r * 255);
|
||
|
color.g = (byte)(skeletonG * slot.g * c.g * 255);
|
||
|
color.b = (byte)(skeletonB * slot.b * c.b * 255);
|
||
|
}
|
||
|
|
||
|
if (useClipping && clipper.IsClipping) {
|
||
|
clipper.ClipTriangles(workingVerts, attachmentVertexCount << 1, attachmentTriangleIndices, attachmentIndexCount, uvs);
|
||
|
workingVerts = clipper.clippedVertices.Items;
|
||
|
attachmentVertexCount = clipper.clippedVertices.Count >> 1;
|
||
|
attachmentTriangleIndices = clipper.clippedTriangles.Items;
|
||
|
attachmentIndexCount = clipper.clippedTriangles.Count;
|
||
|
uvs = clipper.clippedUVs.Items;
|
||
|
}
|
||
|
|
||
|
// Actually add slot/attachment data into buffers.
|
||
|
if (attachmentVertexCount != 0 && attachmentIndexCount != 0) {
|
||
|
if (tintBlack) {
|
||
|
float r2 = slot.r2;
|
||
|
float g2 = slot.g2;
|
||
|
float b2 = slot.b2;
|
||
|
if (pmaVertexColors) {
|
||
|
float alpha = skeletonA * slot.a * c.a;
|
||
|
r2 *= alpha;
|
||
|
g2 *= alpha;
|
||
|
b2 *= alpha;
|
||
|
}
|
||
|
AddAttachmentTintBlack(r2, g2, b2, tintBlackAlpha, attachmentVertexCount);
|
||
|
}
|
||
|
|
||
|
//AddAttachment(workingVerts, uvs, color, attachmentTriangleIndices, attachmentVertexCount, attachmentIndexCount, ref meshBoundsMin, ref meshBoundsMax, z);
|
||
|
int ovc = vertexBuffer.Count;
|
||
|
// Add data to vertex buffers
|
||
|
{
|
||
|
int newVertexCount = ovc + attachmentVertexCount;
|
||
|
int oldArraySize = vertexBuffer.Items.Length;
|
||
|
if (newVertexCount > oldArraySize) {
|
||
|
int newArraySize = (int)(oldArraySize * 1.3f);
|
||
|
if (newArraySize < newVertexCount) newArraySize = newVertexCount;
|
||
|
Array.Resize(ref vertexBuffer.Items, newArraySize);
|
||
|
Array.Resize(ref uvBuffer.Items, newArraySize);
|
||
|
Array.Resize(ref colorBuffer.Items, newArraySize);
|
||
|
}
|
||
|
vertexBuffer.Count = uvBuffer.Count = colorBuffer.Count = newVertexCount;
|
||
|
}
|
||
|
|
||
|
var vbi = vertexBuffer.Items;
|
||
|
var ubi = uvBuffer.Items;
|
||
|
var cbi = colorBuffer.Items;
|
||
|
if (ovc == 0) {
|
||
|
for (int i = 0; i < attachmentVertexCount; i++) {
|
||
|
int vi = ovc + i;
|
||
|
int i2 = i << 1; // i * 2
|
||
|
float x = workingVerts[i2];
|
||
|
float y = workingVerts[i2 + 1];
|
||
|
|
||
|
vbi[vi].x = x;
|
||
|
vbi[vi].y = y;
|
||
|
vbi[vi].z = z;
|
||
|
ubi[vi].x = uvs[i2];
|
||
|
ubi[vi].y = uvs[i2 + 1];
|
||
|
cbi[vi] = color;
|
||
|
|
||
|
// Calculate bounds.
|
||
|
if (x < meshBoundsMin.x) meshBoundsMin.x = x;
|
||
|
if (x > meshBoundsMax.x) meshBoundsMax.x = x;
|
||
|
if (y < meshBoundsMin.y) meshBoundsMin.y = y;
|
||
|
if (y > meshBoundsMax.y) meshBoundsMax.y = y;
|
||
|
}
|
||
|
} else {
|
||
|
for (int i = 0; i < attachmentVertexCount; i++) {
|
||
|
int vi = ovc + i;
|
||
|
int i2 = i << 1; // i * 2
|
||
|
float x = workingVerts[i2];
|
||
|
float y = workingVerts[i2 + 1];
|
||
|
|
||
|
vbi[vi].x = x;
|
||
|
vbi[vi].y = y;
|
||
|
vbi[vi].z = z;
|
||
|
ubi[vi].x = uvs[i2];
|
||
|
ubi[vi].y = uvs[i2 + 1];
|
||
|
cbi[vi] = color;
|
||
|
|
||
|
// Calculate bounds.
|
||
|
if (x < meshBoundsMin.x) meshBoundsMin.x = x;
|
||
|
else if (x > meshBoundsMax.x) meshBoundsMax.x = x;
|
||
|
if (y < meshBoundsMin.y) meshBoundsMin.y = y;
|
||
|
else if (y > meshBoundsMax.y) meshBoundsMax.y = y;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
// Add data to triangle buffer
|
||
|
if (updateTriangles) {
|
||
|
int oldTriangleCount = submesh.Count;
|
||
|
{ //submesh.Resize(oldTriangleCount + attachmentIndexCount);
|
||
|
int newTriangleCount = oldTriangleCount + attachmentIndexCount;
|
||
|
if (newTriangleCount > submesh.Items.Length) Array.Resize(ref submesh.Items, newTriangleCount);
|
||
|
submesh.Count = newTriangleCount;
|
||
|
}
|
||
|
var submeshItems = submesh.Items;
|
||
|
for (int i = 0; i < attachmentIndexCount; i++)
|
||
|
submeshItems[oldTriangleCount + i] = attachmentTriangleIndices[i] + ovc;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
clipper.ClipEnd(slot);
|
||
|
}
|
||
|
clipper.ClipEnd();
|
||
|
|
||
|
this.meshBoundsMin = meshBoundsMin;
|
||
|
this.meshBoundsMax = meshBoundsMax;
|
||
|
meshBoundsThickness = instruction.endSlot * zSpacing;
|
||
|
|
||
|
// Trim or zero submesh triangles.
|
||
|
var currentSubmeshItems = submesh.Items;
|
||
|
for (int i = submesh.Count, n = currentSubmeshItems.Length; i < n; i++)
|
||
|
currentSubmeshItems[i] = 0;
|
||
|
|
||
|
submeshIndex++; // Next AddSubmesh will use a new submeshIndex value.
|
||
|
}
|
||
|
|
||
|
public void BuildMesh (SkeletonRendererInstruction instruction, bool updateTriangles) {
|
||
|
var wsii = instruction.submeshInstructions.Items;
|
||
|
for (int i = 0, n = instruction.submeshInstructions.Count; i < n; i++)
|
||
|
this.AddSubmesh(wsii[i], updateTriangles);
|
||
|
}
|
||
|
|
||
|
// Use this faster method when no clipping is involved.
|
||
|
public void BuildMeshWithArrays (SkeletonRendererInstruction instruction, bool updateTriangles) {
|
||
|
var settings = this.settings;
|
||
|
bool canvasGroupTintBlack = settings.tintBlack && settings.canvasGroupTintBlack;
|
||
|
int totalVertexCount = instruction.rawVertexCount;
|
||
|
|
||
|
// Add data to vertex buffers
|
||
|
{
|
||
|
if (totalVertexCount > vertexBuffer.Items.Length) { // Manual ExposedList.Resize()
|
||
|
Array.Resize(ref vertexBuffer.Items, totalVertexCount);
|
||
|
Array.Resize(ref uvBuffer.Items, totalVertexCount);
|
||
|
Array.Resize(ref colorBuffer.Items, totalVertexCount);
|
||
|
}
|
||
|
vertexBuffer.Count = uvBuffer.Count = colorBuffer.Count = totalVertexCount;
|
||
|
}
|
||
|
|
||
|
// Populate Verts
|
||
|
Color32 color = default(Color32);
|
||
|
|
||
|
int vertexIndex = 0;
|
||
|
var tempVerts = this.tempVerts;
|
||
|
Vector2 bmin = this.meshBoundsMin;
|
||
|
Vector2 bmax = this.meshBoundsMax;
|
||
|
|
||
|
var vbi = vertexBuffer.Items;
|
||
|
var ubi = uvBuffer.Items;
|
||
|
var cbi = colorBuffer.Items;
|
||
|
int lastSlotIndex = 0;
|
||
|
|
||
|
// drawOrder[endSlot] is excluded
|
||
|
for (int si = 0, n = instruction.submeshInstructions.Count; si < n; si++) {
|
||
|
var submesh = instruction.submeshInstructions.Items[si];
|
||
|
var skeleton = submesh.skeleton;
|
||
|
var drawOrderItems = skeleton.drawOrder.Items;
|
||
|
float a = skeleton.a, r = skeleton.r, g = skeleton.g, b = skeleton.b;
|
||
|
|
||
|
int endSlot = submesh.endSlot;
|
||
|
int startSlot = submesh.startSlot;
|
||
|
lastSlotIndex = endSlot;
|
||
|
|
||
|
if (settings.tintBlack) {
|
||
|
Vector2 rg, b2;
|
||
|
int vi = vertexIndex;
|
||
|
b2.y = 1f;
|
||
|
|
||
|
{
|
||
|
if (uv2 == null) {
|
||
|
uv2 = new ExposedList<Vector2>();
|
||
|
uv3 = new ExposedList<Vector2>();
|
||
|
}
|
||
|
if (totalVertexCount > uv2.Items.Length) { // Manual ExposedList.Resize()
|
||
|
Array.Resize(ref uv2.Items, totalVertexCount);
|
||
|
Array.Resize(ref uv3.Items, totalVertexCount);
|
||
|
}
|
||
|
uv2.Count = uv3.Count = totalVertexCount;
|
||
|
}
|
||
|
|
||
|
var uv2i = uv2.Items;
|
||
|
var uv3i = uv3.Items;
|
||
|
|
||
|
for (int slotIndex = startSlot; slotIndex < endSlot; slotIndex++) {
|
||
|
var slot = drawOrderItems[slotIndex];
|
||
|
if (!slot.bone.active) continue;
|
||
|
var attachment = slot.attachment;
|
||
|
|
||
|
rg.x = slot.r2; //r
|
||
|
rg.y = slot.g2; //g
|
||
|
b2.x = slot.b2; //b
|
||
|
b2.y = 1.0f;
|
||
|
|
||
|
var regionAttachment = attachment as RegionAttachment;
|
||
|
if (regionAttachment != null) {
|
||
|
if (settings.pmaVertexColors) {
|
||
|
float alpha = a * slot.a * regionAttachment.a;
|
||
|
rg.x *= alpha;
|
||
|
rg.y *= alpha;
|
||
|
b2.x *= alpha;
|
||
|
b2.y = slot.data.blendMode == BlendMode.Additive ? 0 : alpha;
|
||
|
}
|
||
|
uv2i[vi] = rg; uv2i[vi + 1] = rg; uv2i[vi + 2] = rg; uv2i[vi + 3] = rg;
|
||
|
uv3i[vi] = b2; uv3i[vi + 1] = b2; uv3i[vi + 2] = b2; uv3i[vi + 3] = b2;
|
||
|
vi += 4;
|
||
|
} else { //} if (settings.renderMeshes) {
|
||
|
var meshAttachment = attachment as MeshAttachment;
|
||
|
if (meshAttachment != null) {
|
||
|
if (settings.pmaVertexColors) {
|
||
|
float alpha = a * slot.a * meshAttachment.a;
|
||
|
rg.x *= alpha;
|
||
|
rg.y *= alpha;
|
||
|
b2.x *= alpha;
|
||
|
b2.y = slot.data.blendMode == BlendMode.Additive ? 0 : alpha;
|
||
|
}
|
||
|
int meshVertexCount = meshAttachment.worldVerticesLength;
|
||
|
for (int iii = 0; iii < meshVertexCount; iii += 2) {
|
||
|
uv2i[vi] = rg;
|
||
|
uv3i[vi] = b2;
|
||
|
vi++;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (int slotIndex = startSlot; slotIndex < endSlot; slotIndex++) {
|
||
|
var slot = drawOrderItems[slotIndex];
|
||
|
if (!slot.bone.active) continue;
|
||
|
var attachment = slot.attachment;
|
||
|
float z = slotIndex * settings.zSpacing;
|
||
|
|
||
|
var regionAttachment = attachment as RegionAttachment;
|
||
|
if (regionAttachment != null) {
|
||
|
regionAttachment.ComputeWorldVertices(slot.bone, tempVerts, 0);
|
||
|
|
||
|
float x1 = tempVerts[RegionAttachment.BLX], y1 = tempVerts[RegionAttachment.BLY];
|
||
|
float x2 = tempVerts[RegionAttachment.ULX], y2 = tempVerts[RegionAttachment.ULY];
|
||
|
float x3 = tempVerts[RegionAttachment.URX], y3 = tempVerts[RegionAttachment.URY];
|
||
|
float x4 = tempVerts[RegionAttachment.BRX], y4 = tempVerts[RegionAttachment.BRY];
|
||
|
vbi[vertexIndex].x = x1; vbi[vertexIndex].y = y1; vbi[vertexIndex].z = z;
|
||
|
vbi[vertexIndex + 1].x = x4; vbi[vertexIndex + 1].y = y4; vbi[vertexIndex + 1].z = z;
|
||
|
vbi[vertexIndex + 2].x = x2; vbi[vertexIndex + 2].y = y2; vbi[vertexIndex + 2].z = z;
|
||
|
vbi[vertexIndex + 3].x = x3; vbi[vertexIndex + 3].y = y3; vbi[vertexIndex + 3].z = z;
|
||
|
|
||
|
if (settings.pmaVertexColors) {
|
||
|
color.a = (byte)(a * slot.a * regionAttachment.a * 255);
|
||
|
color.r = (byte)(r * slot.r * regionAttachment.r * color.a);
|
||
|
color.g = (byte)(g * slot.g * regionAttachment.g * color.a);
|
||
|
color.b = (byte)(b * slot.b * regionAttachment.b * color.a);
|
||
|
if (slot.data.blendMode == BlendMode.Additive && !canvasGroupTintBlack) color.a = 0;
|
||
|
} else {
|
||
|
color.a = (byte)(a * slot.a * regionAttachment.a * 255);
|
||
|
color.r = (byte)(r * slot.r * regionAttachment.r * 255);
|
||
|
color.g = (byte)(g * slot.g * regionAttachment.g * 255);
|
||
|
color.b = (byte)(b * slot.b * regionAttachment.b * 255);
|
||
|
}
|
||
|
|
||
|
cbi[vertexIndex] = color; cbi[vertexIndex + 1] = color; cbi[vertexIndex + 2] = color; cbi[vertexIndex + 3] = color;
|
||
|
|
||
|
float[] regionUVs = regionAttachment.uvs;
|
||
|
ubi[vertexIndex].x = regionUVs[RegionAttachment.BLX]; ubi[vertexIndex].y = regionUVs[RegionAttachment.BLY];
|
||
|
ubi[vertexIndex + 1].x = regionUVs[RegionAttachment.BRX]; ubi[vertexIndex + 1].y = regionUVs[RegionAttachment.BRY];
|
||
|
ubi[vertexIndex + 2].x = regionUVs[RegionAttachment.ULX]; ubi[vertexIndex + 2].y = regionUVs[RegionAttachment.ULY];
|
||
|
ubi[vertexIndex + 3].x = regionUVs[RegionAttachment.URX]; ubi[vertexIndex + 3].y = regionUVs[RegionAttachment.URY];
|
||
|
|
||
|
if (x1 < bmin.x) bmin.x = x1; // Potential first attachment bounds initialization. Initial min should not block initial max. Same for Y below.
|
||
|
if (x1 > bmax.x) bmax.x = x1;
|
||
|
if (x2 < bmin.x) bmin.x = x2;
|
||
|
else if (x2 > bmax.x) bmax.x = x2;
|
||
|
if (x3 < bmin.x) bmin.x = x3;
|
||
|
else if (x3 > bmax.x) bmax.x = x3;
|
||
|
if (x4 < bmin.x) bmin.x = x4;
|
||
|
else if (x4 > bmax.x) bmax.x = x4;
|
||
|
|
||
|
if (y1 < bmin.y) bmin.y = y1;
|
||
|
if (y1 > bmax.y) bmax.y = y1;
|
||
|
if (y2 < bmin.y) bmin.y = y2;
|
||
|
else if (y2 > bmax.y) bmax.y = y2;
|
||
|
if (y3 < bmin.y) bmin.y = y3;
|
||
|
else if (y3 > bmax.y) bmax.y = y3;
|
||
|
if (y4 < bmin.y) bmin.y = y4;
|
||
|
else if (y4 > bmax.y) bmax.y = y4;
|
||
|
|
||
|
vertexIndex += 4;
|
||
|
} else { //if (settings.renderMeshes) {
|
||
|
var meshAttachment = attachment as MeshAttachment;
|
||
|
if (meshAttachment != null) {
|
||
|
int meshVertexCount = meshAttachment.worldVerticesLength;
|
||
|
if (tempVerts.Length < meshVertexCount) this.tempVerts = tempVerts = new float[meshVertexCount];
|
||
|
meshAttachment.ComputeWorldVertices(slot, tempVerts);
|
||
|
|
||
|
if (settings.pmaVertexColors) {
|
||
|
color.a = (byte)(a * slot.a * meshAttachment.a * 255);
|
||
|
color.r = (byte)(r * slot.r * meshAttachment.r * color.a);
|
||
|
color.g = (byte)(g * slot.g * meshAttachment.g * color.a);
|
||
|
color.b = (byte)(b * slot.b * meshAttachment.b * color.a);
|
||
|
if (slot.data.blendMode == BlendMode.Additive && !canvasGroupTintBlack) color.a = 0;
|
||
|
} else {
|
||
|
color.a = (byte)(a * slot.a * meshAttachment.a * 255);
|
||
|
color.r = (byte)(r * slot.r * meshAttachment.r * 255);
|
||
|
color.g = (byte)(g * slot.g * meshAttachment.g * 255);
|
||
|
color.b = (byte)(b * slot.b * meshAttachment.b * 255);
|
||
|
}
|
||
|
|
||
|
float[] attachmentUVs = meshAttachment.uvs;
|
||
|
|
||
|
// Potential first attachment bounds initialization. See conditions in RegionAttachment logic.
|
||
|
if (vertexIndex == 0) {
|
||
|
// Initial min should not block initial max.
|
||
|
// vi == vertexIndex does not always mean the bounds are fresh. It could be a submesh. Do not nuke old values by omitting the check.
|
||
|
// Should know that this is the first attachment in the submesh. slotIndex == startSlot could be an empty slot.
|
||
|
float fx = tempVerts[0], fy = tempVerts[1];
|
||
|
if (fx < bmin.x) bmin.x = fx;
|
||
|
if (fx > bmax.x) bmax.x = fx;
|
||
|
if (fy < bmin.y) bmin.y = fy;
|
||
|
if (fy > bmax.y) bmax.y = fy;
|
||
|
}
|
||
|
|
||
|
for (int iii = 0; iii < meshVertexCount; iii += 2) {
|
||
|
float x = tempVerts[iii], y = tempVerts[iii + 1];
|
||
|
vbi[vertexIndex].x = x; vbi[vertexIndex].y = y; vbi[vertexIndex].z = z;
|
||
|
cbi[vertexIndex] = color; ubi[vertexIndex].x = attachmentUVs[iii]; ubi[vertexIndex].y = attachmentUVs[iii + 1];
|
||
|
|
||
|
if (x < bmin.x) bmin.x = x;
|
||
|
else if (x > bmax.x) bmax.x = x;
|
||
|
|
||
|
if (y < bmin.y) bmin.y = y;
|
||
|
else if (y > bmax.y) bmax.y = y;
|
||
|
|
||
|
vertexIndex++;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
this.meshBoundsMin = bmin;
|
||
|
this.meshBoundsMax = bmax;
|
||
|
this.meshBoundsThickness = lastSlotIndex * settings.zSpacing;
|
||
|
|
||
|
int submeshInstructionCount = instruction.submeshInstructions.Count;
|
||
|
submeshes.Count = submeshInstructionCount;
|
||
|
|
||
|
// Add triangles
|
||
|
if (updateTriangles) {
|
||
|
// Match submesh buffers count with submeshInstruction count.
|
||
|
if (this.submeshes.Items.Length < submeshInstructionCount) {
|
||
|
this.submeshes.Resize(submeshInstructionCount);
|
||
|
for (int i = 0, n = submeshInstructionCount; i < n; i++) {
|
||
|
var submeshBuffer = this.submeshes.Items[i];
|
||
|
if (submeshBuffer == null)
|
||
|
this.submeshes.Items[i] = new ExposedList<int>();
|
||
|
else
|
||
|
submeshBuffer.Clear(false);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
var submeshInstructionsItems = instruction.submeshInstructions.Items; // This relies on the resize above.
|
||
|
|
||
|
// Fill the buffers.
|
||
|
int attachmentFirstVertex = 0;
|
||
|
for (int smbi = 0; smbi < submeshInstructionCount; smbi++) {
|
||
|
var submeshInstruction = submeshInstructionsItems[smbi];
|
||
|
var currentSubmeshBuffer = this.submeshes.Items[smbi];
|
||
|
{ //submesh.Resize(submesh.rawTriangleCount);
|
||
|
int newTriangleCount = submeshInstruction.rawTriangleCount;
|
||
|
if (newTriangleCount > currentSubmeshBuffer.Items.Length)
|
||
|
Array.Resize(ref currentSubmeshBuffer.Items, newTriangleCount);
|
||
|
else if (newTriangleCount < currentSubmeshBuffer.Items.Length) {
|
||
|
// Zero the extra.
|
||
|
var sbi = currentSubmeshBuffer.Items;
|
||
|
for (int ei = newTriangleCount, nn = sbi.Length; ei < nn; ei++)
|
||
|
sbi[ei] = 0;
|
||
|
}
|
||
|
currentSubmeshBuffer.Count = newTriangleCount;
|
||
|
}
|
||
|
|
||
|
var tris = currentSubmeshBuffer.Items;
|
||
|
int triangleIndex = 0;
|
||
|
var skeleton = submeshInstruction.skeleton;
|
||
|
var drawOrderItems = skeleton.drawOrder.Items;
|
||
|
for (int slotIndex = submeshInstruction.startSlot, endSlot = submeshInstruction.endSlot; slotIndex < endSlot; slotIndex++) {
|
||
|
var slot = drawOrderItems[slotIndex];
|
||
|
if (!slot.bone.active) continue;
|
||
|
|
||
|
var attachment = drawOrderItems[slotIndex].attachment;
|
||
|
if (attachment is RegionAttachment) {
|
||
|
tris[triangleIndex] = attachmentFirstVertex;
|
||
|
tris[triangleIndex + 1] = attachmentFirstVertex + 2;
|
||
|
tris[triangleIndex + 2] = attachmentFirstVertex + 1;
|
||
|
tris[triangleIndex + 3] = attachmentFirstVertex + 2;
|
||
|
tris[triangleIndex + 4] = attachmentFirstVertex + 3;
|
||
|
tris[triangleIndex + 5] = attachmentFirstVertex + 1;
|
||
|
triangleIndex += 6;
|
||
|
attachmentFirstVertex += 4;
|
||
|
continue;
|
||
|
}
|
||
|
var meshAttachment = attachment as MeshAttachment;
|
||
|
if (meshAttachment != null) {
|
||
|
int[] attachmentTriangles = meshAttachment.triangles;
|
||
|
for (int ii = 0, nn = attachmentTriangles.Length; ii < nn; ii++, triangleIndex++)
|
||
|
tris[triangleIndex] = attachmentFirstVertex + attachmentTriangles[ii];
|
||
|
attachmentFirstVertex += meshAttachment.worldVerticesLength >> 1; // length/2;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
public void ScaleVertexData (float scale) {
|
||
|
var vbi = vertexBuffer.Items;
|
||
|
for (int i = 0, n = vertexBuffer.Count; i < n; i++) {
|
||
|
vbi[i] *= scale; // vbi[i].x *= scale; vbi[i].y *= scale;
|
||
|
}
|
||
|
|
||
|
meshBoundsMin *= scale;
|
||
|
meshBoundsMax *= scale;
|
||
|
meshBoundsThickness *= scale;
|
||
|
}
|
||
|
|
||
|
void AddAttachmentTintBlack (float r2, float g2, float b2, float a, int vertexCount) {
|
||
|
var rg = new Vector2(r2, g2);
|
||
|
var bo = new Vector2(b2, a);
|
||
|
|
||
|
int ovc = vertexBuffer.Count;
|
||
|
int newVertexCount = ovc + vertexCount;
|
||
|
{
|
||
|
if (uv2 == null) {
|
||
|
uv2 = new ExposedList<Vector2>();
|
||
|
uv3 = new ExposedList<Vector2>();
|
||
|
}
|
||
|
if (newVertexCount > uv2.Items.Length) { // Manual ExposedList.Resize()
|
||
|
Array.Resize(ref uv2.Items, newVertexCount);
|
||
|
Array.Resize(ref uv3.Items, newVertexCount);
|
||
|
}
|
||
|
uv2.Count = uv3.Count = newVertexCount;
|
||
|
}
|
||
|
|
||
|
var uv2i = uv2.Items;
|
||
|
var uv3i = uv3.Items;
|
||
|
for (int i = 0; i < vertexCount; i++) {
|
||
|
uv2i[ovc + i] = rg;
|
||
|
uv3i[ovc + i] = bo;
|
||
|
}
|
||
|
}
|
||
|
#endregion
|
||
|
|
||
|
#region Step 3 : Transfer vertex and triangle data to UnityEngine.Mesh
|
||
|
public void FillVertexData (Mesh mesh) {
|
||
|
var vbi = vertexBuffer.Items;
|
||
|
var ubi = uvBuffer.Items;
|
||
|
var cbi = colorBuffer.Items;
|
||
|
int vbiLength = vbi.Length;
|
||
|
|
||
|
// Zero the extra.
|
||
|
{
|
||
|
int listCount = vertexBuffer.Count;
|
||
|
var vector3zero = Vector3.zero;
|
||
|
for (int i = listCount; i < vbiLength; i++)
|
||
|
vbi[i] = vector3zero;
|
||
|
}
|
||
|
|
||
|
// Set the vertex buffer.
|
||
|
{
|
||
|
mesh.vertices = vbi;
|
||
|
mesh.uv = ubi;
|
||
|
mesh.colors32 = cbi;
|
||
|
|
||
|
if (float.IsInfinity(meshBoundsMin.x)) { // meshBoundsMin.x == BoundsMinDefault // == doesn't work on float Infinity constants.
|
||
|
mesh.bounds = new Bounds();
|
||
|
} else {
|
||
|
//mesh.bounds = ArraysMeshGenerator.ToBounds(meshBoundsMin, meshBoundsMax);
|
||
|
float halfWidth = (meshBoundsMax.x - meshBoundsMin.x) * 0.5f;
|
||
|
float halfHeight = (meshBoundsMax.y - meshBoundsMin.y) * 0.5f;
|
||
|
mesh.bounds = new Bounds {
|
||
|
center = new Vector3(meshBoundsMin.x + halfWidth, meshBoundsMin.y + halfHeight),
|
||
|
extents = new Vector3(halfWidth, halfHeight, meshBoundsThickness * 0.5f)
|
||
|
};
|
||
|
}
|
||
|
}
|
||
|
|
||
|
{
|
||
|
if (settings.addNormals) {
|
||
|
int oldLength = 0;
|
||
|
|
||
|
if (normals == null)
|
||
|
normals = new Vector3[vbiLength];
|
||
|
else
|
||
|
oldLength = normals.Length;
|
||
|
|
||
|
if (oldLength != vbiLength) {
|
||
|
Array.Resize(ref this.normals, vbiLength);
|
||
|
var localNormals = this.normals;
|
||
|
for (int i = oldLength; i < vbiLength; i++) localNormals[i] = Vector3.back;
|
||
|
}
|
||
|
mesh.normals = this.normals;
|
||
|
}
|
||
|
|
||
|
if (settings.tintBlack) {
|
||
|
if (uv2 != null) {
|
||
|
// Sometimes, the vertex buffer becomes smaller. We need to trim the size of the tint black buffers to match.
|
||
|
if (vbiLength != uv2.Items.Length) {
|
||
|
Array.Resize(ref uv2.Items, vbiLength);
|
||
|
Array.Resize(ref uv3.Items, vbiLength);
|
||
|
uv2.Count = uv3.Count = vbiLength;
|
||
|
}
|
||
|
mesh.uv2 = this.uv2.Items;
|
||
|
mesh.uv3 = this.uv3.Items;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
public void FillLateVertexData (Mesh mesh) {
|
||
|
if (settings.calculateTangents) {
|
||
|
int vertexCount = this.vertexBuffer.Count;
|
||
|
var sbi = submeshes.Items;
|
||
|
int submeshCount = submeshes.Count;
|
||
|
var vbi = vertexBuffer.Items;
|
||
|
var ubi = uvBuffer.Items;
|
||
|
|
||
|
MeshGenerator.SolveTangents2DEnsureSize(ref this.tangents, ref this.tempTanBuffer, vertexCount, vbi.Length);
|
||
|
for (int i = 0; i < submeshCount; i++) {
|
||
|
var submesh = sbi[i].Items;
|
||
|
int triangleCount = sbi[i].Count;
|
||
|
MeshGenerator.SolveTangents2DTriangles(this.tempTanBuffer, submesh, triangleCount, vbi, ubi, vertexCount);
|
||
|
}
|
||
|
MeshGenerator.SolveTangents2DBuffer(this.tangents, this.tempTanBuffer, vertexCount);
|
||
|
mesh.tangents = this.tangents;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
public void FillTriangles (Mesh mesh) {
|
||
|
int submeshCount = submeshes.Count;
|
||
|
var submeshesItems = submeshes.Items;
|
||
|
mesh.subMeshCount = submeshCount;
|
||
|
|
||
|
for (int i = 0; i < submeshCount; i++)
|
||
|
#if MESH_SET_TRIANGLES_PROVIDES_LENGTH_PARAM
|
||
|
mesh.SetTriangles(submeshesItems[i].Items, 0, submeshesItems[i].Count, i, false);
|
||
|
#else
|
||
|
mesh.SetTriangles(submeshesItems[i].Items, i, false);
|
||
|
#endif
|
||
|
}
|
||
|
#endregion
|
||
|
|
||
|
public void EnsureVertexCapacity (int minimumVertexCount, bool inlcudeTintBlack = false, bool includeTangents = false, bool includeNormals = false) {
|
||
|
if (minimumVertexCount > vertexBuffer.Items.Length) {
|
||
|
Array.Resize(ref vertexBuffer.Items, minimumVertexCount);
|
||
|
Array.Resize(ref uvBuffer.Items, minimumVertexCount);
|
||
|
Array.Resize(ref colorBuffer.Items, minimumVertexCount);
|
||
|
|
||
|
if (inlcudeTintBlack) {
|
||
|
if (uv2 == null) {
|
||
|
uv2 = new ExposedList<Vector2>(minimumVertexCount);
|
||
|
uv3 = new ExposedList<Vector2>(minimumVertexCount);
|
||
|
}
|
||
|
uv2.Resize(minimumVertexCount);
|
||
|
uv3.Resize(minimumVertexCount);
|
||
|
}
|
||
|
|
||
|
if (includeNormals) {
|
||
|
if (normals == null)
|
||
|
normals = new Vector3[minimumVertexCount];
|
||
|
else
|
||
|
Array.Resize(ref normals, minimumVertexCount);
|
||
|
|
||
|
}
|
||
|
|
||
|
if (includeTangents) {
|
||
|
if (tangents == null)
|
||
|
tangents = new Vector4[minimumVertexCount];
|
||
|
else
|
||
|
Array.Resize(ref tangents, minimumVertexCount);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/// <summary>Trims internal buffers to reduce the resulting mesh data stream size.</summary>
|
||
|
public void TrimExcess () {
|
||
|
vertexBuffer.TrimExcess();
|
||
|
uvBuffer.TrimExcess();
|
||
|
colorBuffer.TrimExcess();
|
||
|
|
||
|
if (uv2 != null) uv2.TrimExcess();
|
||
|
if (uv3 != null) uv3.TrimExcess();
|
||
|
|
||
|
int vbiLength = vertexBuffer.Items.Length;
|
||
|
if (normals != null) Array.Resize(ref normals, vbiLength);
|
||
|
if (tangents != null) Array.Resize(ref tangents, vbiLength);
|
||
|
}
|
||
|
|
||
|
#region TangentSolver2D
|
||
|
// Thanks to contributions from forum user ToddRivers
|
||
|
|
||
|
/// <summary>Step 1 of solving tangents. Ensure you have buffers of the correct size.</summary>
|
||
|
/// <param name="tangentBuffer">Eventual Vector4[] tangent buffer to assign to Mesh.tangents.</param>
|
||
|
/// <param name="tempTanBuffer">Temporary Vector2 buffer for calculating directions.</param>
|
||
|
/// <param name="vertexCount">Number of vertices that require tangents (or the size of the vertex array)</param>
|
||
|
internal static void SolveTangents2DEnsureSize (ref Vector4[] tangentBuffer, ref Vector2[] tempTanBuffer, int vertexCount, int vertexBufferLength) {
|
||
|
if (tangentBuffer == null || tangentBuffer.Length != vertexBufferLength)
|
||
|
tangentBuffer = new Vector4[vertexBufferLength];
|
||
|
|
||
|
if (tempTanBuffer == null || tempTanBuffer.Length < vertexCount * 2)
|
||
|
tempTanBuffer = new Vector2[vertexCount * 2]; // two arrays in one.
|
||
|
}
|
||
|
|
||
|
/// <summary>Step 2 of solving tangents. Fills (part of) a temporary tangent-solution buffer based on the vertices and uvs defined by a submesh's triangle buffer. Only needs to be called once for single-submesh meshes.</summary>
|
||
|
/// <param name="tempTanBuffer">A temporary Vector3[] for calculating tangents.</param>
|
||
|
/// <param name="vertices">The mesh's current vertex position buffer.</param>
|
||
|
/// <param name="triangles">The mesh's current triangles buffer.</param>
|
||
|
/// <param name="uvs">The mesh's current uvs buffer.</param>
|
||
|
/// <param name="vertexCount">Number of vertices that require tangents (or the size of the vertex array)</param>
|
||
|
/// <param name = "triangleCount">The number of triangle indexes in the triangle array to be used.</param>
|
||
|
internal static void SolveTangents2DTriangles (Vector2[] tempTanBuffer, int[] triangles, int triangleCount, Vector3[] vertices, Vector2[] uvs, int vertexCount) {
|
||
|
Vector2 sdir;
|
||
|
Vector2 tdir;
|
||
|
for (int t = 0; t < triangleCount; t += 3) {
|
||
|
int i1 = triangles[t + 0];
|
||
|
int i2 = triangles[t + 1];
|
||
|
int i3 = triangles[t + 2];
|
||
|
|
||
|
Vector3 v1 = vertices[i1];
|
||
|
Vector3 v2 = vertices[i2];
|
||
|
Vector3 v3 = vertices[i3];
|
||
|
|
||
|
Vector2 w1 = uvs[i1];
|
||
|
Vector2 w2 = uvs[i2];
|
||
|
Vector2 w3 = uvs[i3];
|
||
|
|
||
|
float x1 = v2.x - v1.x;
|
||
|
float x2 = v3.x - v1.x;
|
||
|
float y1 = v2.y - v1.y;
|
||
|
float y2 = v3.y - v1.y;
|
||
|
|
||
|
float s1 = w2.x - w1.x;
|
||
|
float s2 = w3.x - w1.x;
|
||
|
float t1 = w2.y - w1.y;
|
||
|
float t2 = w3.y - w1.y;
|
||
|
|
||
|
float div = s1 * t2 - s2 * t1;
|
||
|
float r = (div == 0f) ? 0f : 1f / div;
|
||
|
|
||
|
sdir.x = (t2 * x1 - t1 * x2) * r;
|
||
|
sdir.y = (t2 * y1 - t1 * y2) * r;
|
||
|
tempTanBuffer[i1] = tempTanBuffer[i2] = tempTanBuffer[i3] = sdir;
|
||
|
|
||
|
tdir.x = (s1 * x2 - s2 * x1) * r;
|
||
|
tdir.y = (s1 * y2 - s2 * y1) * r;
|
||
|
tempTanBuffer[vertexCount + i1] = tempTanBuffer[vertexCount + i2] = tempTanBuffer[vertexCount + i3] = tdir;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/// <summary>Step 3 of solving tangents. Fills a Vector4[] tangents array according to values calculated in step 2.</summary>
|
||
|
/// <param name="tangents">A Vector4[] that will eventually be used to set Mesh.tangents</param>
|
||
|
/// <param name="tempTanBuffer">A temporary Vector3[] for calculating tangents.</param>
|
||
|
/// <param name="vertexCount">Number of vertices that require tangents (or the size of the vertex array)</param>
|
||
|
internal static void SolveTangents2DBuffer (Vector4[] tangents, Vector2[] tempTanBuffer, int vertexCount) {
|
||
|
Vector4 tangent;
|
||
|
tangent.z = 0;
|
||
|
for (int i = 0; i < vertexCount; ++i) {
|
||
|
Vector2 t = tempTanBuffer[i];
|
||
|
|
||
|
// t.Normalize() (aggressively inlined). Even better if offloaded to GPU via vertex shader.
|
||
|
float magnitude = Mathf.Sqrt(t.x * t.x + t.y * t.y);
|
||
|
if (magnitude > 1E-05) {
|
||
|
float reciprocalMagnitude = 1f/magnitude;
|
||
|
t.x *= reciprocalMagnitude;
|
||
|
t.y *= reciprocalMagnitude;
|
||
|
}
|
||
|
|
||
|
Vector2 t2 = tempTanBuffer[vertexCount + i];
|
||
|
tangent.x = t.x;
|
||
|
tangent.y = t.y;
|
||
|
//tangent.z = 0;
|
||
|
tangent.w = (t.y * t2.x > t.x * t2.y) ? 1 : -1; // 2D direction calculation. Used for binormals.
|
||
|
tangents[i] = tangent;
|
||
|
}
|
||
|
}
|
||
|
#endregion
|
||
|
|
||
|
#region AttachmentRendering
|
||
|
static List<Vector3> AttachmentVerts = new List<Vector3>();
|
||
|
static List<Vector2> AttachmentUVs = new List<Vector2>();
|
||
|
static List<Color32> AttachmentColors32 = new List<Color32>();
|
||
|
static List<int> AttachmentIndices = new List<int>();
|
||
|
|
||
|
/// <summary>Fills mesh vertex data to render a RegionAttachment.</summary>
|
||
|
public static void FillMeshLocal (Mesh mesh, RegionAttachment regionAttachment) {
|
||
|
if (mesh == null) return;
|
||
|
if (regionAttachment == null) return;
|
||
|
|
||
|
AttachmentVerts.Clear();
|
||
|
var offsets = regionAttachment.Offset;
|
||
|
AttachmentVerts.Add(new Vector3(offsets[RegionAttachment.BLX], offsets[RegionAttachment.BLY]));
|
||
|
AttachmentVerts.Add(new Vector3(offsets[RegionAttachment.ULX], offsets[RegionAttachment.ULY]));
|
||
|
AttachmentVerts.Add(new Vector3(offsets[RegionAttachment.URX], offsets[RegionAttachment.URY]));
|
||
|
AttachmentVerts.Add(new Vector3(offsets[RegionAttachment.BRX], offsets[RegionAttachment.BRY]));
|
||
|
|
||
|
AttachmentUVs.Clear();
|
||
|
var uvs = regionAttachment.UVs;
|
||
|
AttachmentUVs.Add(new Vector2(uvs[RegionAttachment.ULX], uvs[RegionAttachment.ULY]));
|
||
|
AttachmentUVs.Add(new Vector2(uvs[RegionAttachment.URX], uvs[RegionAttachment.URY]));
|
||
|
AttachmentUVs.Add(new Vector2(uvs[RegionAttachment.BRX], uvs[RegionAttachment.BRY]));
|
||
|
AttachmentUVs.Add(new Vector2(uvs[RegionAttachment.BLX], uvs[RegionAttachment.BLY]));
|
||
|
|
||
|
AttachmentColors32.Clear();
|
||
|
Color32 c = (Color32)(new Color(regionAttachment.r, regionAttachment.g, regionAttachment.b, regionAttachment.a));
|
||
|
for (int i = 0; i < 4; i++)
|
||
|
AttachmentColors32.Add(c);
|
||
|
|
||
|
AttachmentIndices.Clear();
|
||
|
AttachmentIndices.AddRange(new[] { 0, 2, 1, 0, 3, 2 });
|
||
|
|
||
|
mesh.Clear();
|
||
|
mesh.name = regionAttachment.Name;
|
||
|
mesh.SetVertices(AttachmentVerts);
|
||
|
mesh.SetUVs(0, AttachmentUVs);
|
||
|
mesh.SetColors(AttachmentColors32);
|
||
|
mesh.SetTriangles(AttachmentIndices, 0);
|
||
|
mesh.RecalculateBounds();
|
||
|
|
||
|
AttachmentVerts.Clear();
|
||
|
AttachmentUVs.Clear();
|
||
|
AttachmentColors32.Clear();
|
||
|
AttachmentIndices.Clear();
|
||
|
}
|
||
|
|
||
|
public static void FillMeshLocal (Mesh mesh, MeshAttachment meshAttachment, SkeletonData skeletonData) {
|
||
|
if (mesh == null) return;
|
||
|
if (meshAttachment == null) return;
|
||
|
int vertexCount = meshAttachment.WorldVerticesLength / 2;
|
||
|
|
||
|
AttachmentVerts.Clear();
|
||
|
if (meshAttachment.IsWeighted()) {
|
||
|
int count = meshAttachment.WorldVerticesLength;
|
||
|
int[] meshAttachmentBones = meshAttachment.bones;
|
||
|
int v = 0;
|
||
|
|
||
|
float[] vertices = meshAttachment.vertices;
|
||
|
for (int w = 0, b = 0; w < count; w += 2) {
|
||
|
float wx = 0, wy = 0;
|
||
|
int n = meshAttachmentBones[v++];
|
||
|
n += v;
|
||
|
for (; v < n; v++, b += 3) {
|
||
|
BoneMatrix bm = BoneMatrix.CalculateSetupWorld(skeletonData.bones.Items[meshAttachmentBones[v]]);
|
||
|
float vx = vertices[b], vy = vertices[b + 1], weight = vertices[b + 2];
|
||
|
wx += (vx * bm.a + vy * bm.b + bm.x) * weight;
|
||
|
wy += (vx * bm.c + vy * bm.d + bm.y) * weight;
|
||
|
}
|
||
|
AttachmentVerts.Add(new Vector3(wx, wy));
|
||
|
}
|
||
|
} else {
|
||
|
var localVerts = meshAttachment.Vertices;
|
||
|
Vector3 pos = default(Vector3);
|
||
|
for (int i = 0; i < vertexCount; i++) {
|
||
|
int ii = i * 2;
|
||
|
pos.x = localVerts[ii];
|
||
|
pos.y = localVerts[ii + 1];
|
||
|
AttachmentVerts.Add(pos);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
var uvs = meshAttachment.uvs;
|
||
|
Vector2 uv = default(Vector2);
|
||
|
Color32 c = (Color32)(new Color(meshAttachment.r, meshAttachment.g, meshAttachment.b, meshAttachment.a));
|
||
|
AttachmentUVs.Clear();
|
||
|
AttachmentColors32.Clear();
|
||
|
for (int i = 0; i < vertexCount; i++) {
|
||
|
int ii = i * 2;
|
||
|
uv.x = uvs[ii];
|
||
|
uv.y = uvs[ii + 1];
|
||
|
AttachmentUVs.Add(uv);
|
||
|
|
||
|
AttachmentColors32.Add(c);
|
||
|
}
|
||
|
|
||
|
AttachmentIndices.Clear();
|
||
|
AttachmentIndices.AddRange(meshAttachment.triangles);
|
||
|
|
||
|
mesh.Clear();
|
||
|
mesh.name = meshAttachment.Name;
|
||
|
mesh.SetVertices(AttachmentVerts);
|
||
|
mesh.SetUVs(0, AttachmentUVs);
|
||
|
mesh.SetColors(AttachmentColors32);
|
||
|
mesh.SetTriangles(AttachmentIndices, 0);
|
||
|
mesh.RecalculateBounds();
|
||
|
|
||
|
AttachmentVerts.Clear();
|
||
|
AttachmentUVs.Clear();
|
||
|
AttachmentColors32.Clear();
|
||
|
AttachmentIndices.Clear();
|
||
|
}
|
||
|
#endregion
|
||
|
}
|
||
|
}
|