_TheStrongestSnail/TheStrongestSnail/Assets/Spine/Runtime/spine-unity/Mesh Generation/MeshRendererBuffers.cs

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2024-11-12 14:06:34 +08:00
/******************************************************************************
* 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 {
/// <summary>A double-buffered Mesh, and a shared material array, bundled for use by Spine components that need to push a Mesh and materials to a Unity MeshRenderer and MeshFilter.</summary>
public class MeshRendererBuffers : IDisposable {
DoubleBuffered<SmartMesh> doubleBufferedMesh;
internal readonly ExposedList<Material> submeshMaterials = new ExposedList<Material>();
internal Material[] sharedMaterials = new Material[0];
public void Initialize () {
if (doubleBufferedMesh != null) {
doubleBufferedMesh.GetNext().Clear();
doubleBufferedMesh.GetNext().Clear();
submeshMaterials.Clear();
} else {
doubleBufferedMesh = new DoubleBuffered<SmartMesh>();
}
}
/// <summary>Returns a sharedMaterials array for use on a MeshRenderer.</summary>
/// <returns></returns>
public Material[] GetUpdatedSharedMaterialsArray () {
if (submeshMaterials.Count == sharedMaterials.Length)
submeshMaterials.CopyTo(sharedMaterials);
else
sharedMaterials = submeshMaterials.ToArray();
return sharedMaterials;
}
/// <summary>Returns true if the materials were modified since the buffers were last updated.</summary>
public bool MaterialsChangedInLastUpdate () {
int newSubmeshMaterials = submeshMaterials.Count;
Material[] sharedMaterials = this.sharedMaterials;
if (newSubmeshMaterials != sharedMaterials.Length) return true;
Material[] submeshMaterialsItems = submeshMaterials.Items;
for (int i = 0; i < newSubmeshMaterials; i++)
if (!Material.ReferenceEquals(submeshMaterialsItems[i], sharedMaterials[i])) return true; //if (submeshMaterialsItems[i].GetInstanceID() != sharedMaterials[i].GetInstanceID()) return true;
return false;
}
/// <summary>Updates the internal shared materials array with the given instruction list.</summary>
public void UpdateSharedMaterials (ExposedList<SubmeshInstruction> instructions) {
int newSize = instructions.Count;
{ //submeshMaterials.Resize(instructions.Count);
if (newSize > submeshMaterials.Items.Length)
Array.Resize(ref submeshMaterials.Items, newSize);
submeshMaterials.Count = newSize;
}
Material[] submeshMaterialsItems = submeshMaterials.Items;
SubmeshInstruction[] instructionsItems = instructions.Items;
for (int i = 0; i < newSize; i++)
submeshMaterialsItems[i] = instructionsItems[i].material;
}
public SmartMesh GetNextMesh () {
return doubleBufferedMesh.GetNext();
}
public void Clear () {
sharedMaterials = new Material[0];
submeshMaterials.Clear();
}
public void Dispose () {
if (doubleBufferedMesh == null) return;
doubleBufferedMesh.GetNext().Dispose();
doubleBufferedMesh.GetNext().Dispose();
doubleBufferedMesh = null;
}
/// <summary>This is a Mesh that also stores the instructions SkeletonRenderer generated for it.</summary>
public class SmartMesh : IDisposable {
public Mesh mesh = SpineMesh.NewSkeletonMesh();
public SkeletonRendererInstruction instructionUsed = new SkeletonRendererInstruction();
public void Clear () {
mesh.Clear();
instructionUsed.Clear();
}
public void Dispose () {
if (mesh != null) {
#if UNITY_EDITOR
if (Application.isEditor && !Application.isPlaying)
UnityEngine.Object.DestroyImmediate(mesh);
else
UnityEngine.Object.Destroy(mesh);
#else
UnityEngine.Object.Destroy(mesh);
#endif
}
mesh = null;
}
}
}
}