/******************************************************************************
|
* Spine Runtimes License Agreement
|
* Last updated July 28, 2023. Replaces all prior versions.
|
*
|
* Copyright (c) 2013-2023, Esoteric Software LLC
|
*
|
* Integration of the Spine Runtimes into software or otherwise creating
|
* derivative works of the Spine Runtimes is permitted under the terms and
|
* conditions of Section 2 of the Spine Editor License Agreement:
|
* http://esotericsoftware.com/spine-editor-license
|
*
|
* Otherwise, it is permitted to integrate the Spine Runtimes into software or
|
* otherwise create derivative works of the Spine Runtimes (collectively,
|
* "Products"), provided that each user of the Products must obtain their own
|
* Spine Editor license and redistribution of the Products in any form must
|
* include this license and copyright notice.
|
*
|
* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
|
* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE
|
* SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
*****************************************************************************/
|
|
// Optimization option: Allows faster BuildMeshWithArrays call and avoids calling SetTriangles at the cost of
|
// checking for mesh differences (vertex counts, member-wise attachment list compare) every frame.
|
#define SPINE_TRIANGLECHECK
|
//#define SPINE_DEBUG
|
|
using System;
|
using System.Collections.Generic;
|
using UnityEngine;
|
|
namespace Spine.Unity {
|
public static class SpineMesh {
|
internal const HideFlags MeshHideflags = HideFlags.DontSaveInBuild | HideFlags.DontSaveInEditor;
|
|
/// <summary>Factory method for creating a new mesh for use in Spine components. This can be called in field initializers.</summary>
|
public static Mesh NewSkeletonMesh () {
|
Mesh m = new Mesh();
|
m.MarkDynamic();
|
m.name = "Skeleton Mesh";
|
m.hideFlags = SpineMesh.MeshHideflags;
|
return m;
|
}
|
}
|
|
/// <summary>Instructions for how to generate a mesh or submesh: "Render this skeleton's slots: start slot, up to but not including endSlot, using this material."</summary>
|
public struct SubmeshInstruction {
|
public Skeleton skeleton;
|
public int startSlot;
|
public int endSlot;
|
public Material material;
|
|
public bool forceSeparate;
|
public int preActiveClippingSlotSource;
|
|
#if SPINE_TRIANGLECHECK
|
// Cached values because they are determined in the process of generating instructions,
|
// but could otherwise be pulled from accessing attachments, checking materials and counting tris and verts.
|
public int rawTriangleCount;
|
public int rawVertexCount;
|
public int rawFirstVertexIndex;
|
public bool hasClipping;
|
#else
|
/// <summary>Returns constant vertex count for early-return if clauses in renderers.</summary>
|
public int rawVertexCount { get { return 1; } }
|
#endif
|
public bool hasPMAAdditiveSlot;
|
|
/// <summary>The number of slots in this SubmeshInstruction's range. Not necessarily the number of attachments.</summary>
|
public int SlotCount { get { return endSlot - startSlot; } }
|
|
public override string ToString () {
|
return
|
string.Format("[SubmeshInstruction: slots {0} to {1}. (Material){2}. preActiveClippingSlotSource:{3}]",
|
startSlot,
|
endSlot - 1,
|
material == null ? "<none>" : material.name,
|
preActiveClippingSlotSource
|
);
|
}
|
}
|
}
|
