270 lines
10 KiB
Plaintext
270 lines
10 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_2018_3 || UNITY_2019 || UNITY_2018_3_OR_NEWER
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#define NEW_PREFAB_SYSTEM
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#endif
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#define SPINE_OPTIONAL_RENDEROVERRIDE
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using UnityEngine;
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using System.Collections.Generic;
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namespace Spine.Unity {
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#if NEW_PREFAB_SYSTEM
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[ExecuteAlways]
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#else
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[ExecuteInEditMode]
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#endif
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[HelpURL("http://esotericsoftware.com/spine-unity#SkeletonRenderSeparator")]
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public class SkeletonRenderSeparator : MonoBehaviour {
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public const int DefaultSortingOrderIncrement = 5;
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#region Inspector
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[SerializeField]
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protected SkeletonRenderer skeletonRenderer;
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public SkeletonRenderer SkeletonRenderer {
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get { return skeletonRenderer; }
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set {
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#if SPINE_OPTIONAL_RENDEROVERRIDE
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if (skeletonRenderer != null)
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skeletonRenderer.GenerateMeshOverride -= HandleRender;
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#endif
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skeletonRenderer = value;
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if (value == null)
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this.enabled = false;
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}
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}
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MeshRenderer mainMeshRenderer;
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public bool copyPropertyBlock = true;
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[Tooltip("Copies MeshRenderer flags into each parts renderer")]
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public bool copyMeshRendererFlags = true;
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public List<Spine.Unity.SkeletonPartsRenderer> partsRenderers = new List<SkeletonPartsRenderer>();
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#if UNITY_EDITOR
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void Reset () {
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if (skeletonRenderer == null)
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skeletonRenderer = GetComponent<SkeletonRenderer>();
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}
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#endif
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#endregion
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#region Callback Delegates
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/// <summary>OnMeshAndMaterialsUpdated is called at the end of LateUpdate after the Mesh and
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/// all materials have been updated.</summary>
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public event SkeletonRenderer.SkeletonRendererDelegate OnMeshAndMaterialsUpdated;
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#endregion
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#region Runtime Instantiation
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/// <summary>Adds a SkeletonRenderSeparator and child SkeletonPartsRenderer GameObjects to a given SkeletonRenderer.</summary>
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/// <returns>The to skeleton renderer.</returns>
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/// <param name="skeletonRenderer">The target SkeletonRenderer or SkeletonAnimation.</param>
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/// <param name="sortingLayerID">Sorting layer to be used for the parts renderers.</param>
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/// <param name="extraPartsRenderers">Number of additional SkeletonPartsRenderers on top of the ones determined by counting the number of separator slots.</param>
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/// <param name="sortingOrderIncrement">The integer to increment the sorting order per SkeletonPartsRenderer to separate them.</param>
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/// <param name="baseSortingOrder">The sorting order value of the first SkeletonPartsRenderer.</param>
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/// <param name="addMinimumPartsRenderers">If set to <c>true</c>, a minimum number of SkeletonPartsRenderer GameObjects (determined by separatorSlots.Count + 1) will be added.</param>
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public static SkeletonRenderSeparator AddToSkeletonRenderer (SkeletonRenderer skeletonRenderer, int sortingLayerID = 0, int extraPartsRenderers = 0, int sortingOrderIncrement = DefaultSortingOrderIncrement, int baseSortingOrder = 0, bool addMinimumPartsRenderers = true) {
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if (skeletonRenderer == null) {
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Debug.Log("Tried to add SkeletonRenderSeparator to a null SkeletonRenderer reference.");
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return null;
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}
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var srs = skeletonRenderer.gameObject.AddComponent<SkeletonRenderSeparator>();
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srs.skeletonRenderer = skeletonRenderer;
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skeletonRenderer.Initialize(false);
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int count = extraPartsRenderers;
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if (addMinimumPartsRenderers)
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count = extraPartsRenderers + skeletonRenderer.separatorSlots.Count + 1;
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var skeletonRendererTransform = skeletonRenderer.transform;
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var componentRenderers = srs.partsRenderers;
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for (int i = 0; i < count; i++) {
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var spr = SkeletonPartsRenderer.NewPartsRendererGameObject(skeletonRendererTransform, i.ToString());
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var mr = spr.MeshRenderer;
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mr.sortingLayerID = sortingLayerID;
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mr.sortingOrder = baseSortingOrder + (i * sortingOrderIncrement);
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componentRenderers.Add(spr);
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}
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srs.OnEnable();
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#if UNITY_EDITOR
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// Make sure editor updates properly in edit mode.
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if (!Application.isPlaying) {
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skeletonRenderer.enabled = false;
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skeletonRenderer.enabled = true;
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skeletonRenderer.LateUpdate();
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}
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#endif
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return srs;
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}
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/// <summary>Add a child SkeletonPartsRenderer GameObject to this SkeletonRenderSeparator.</summary>
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public SkeletonPartsRenderer AddPartsRenderer (int sortingOrderIncrement = DefaultSortingOrderIncrement, string name = null) {
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int sortingLayerID = 0;
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int sortingOrder = 0;
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if (partsRenderers.Count > 0) {
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var previous = partsRenderers[partsRenderers.Count - 1];
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var previousMeshRenderer = previous.MeshRenderer;
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sortingLayerID = previousMeshRenderer.sortingLayerID;
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sortingOrder = previousMeshRenderer.sortingOrder + sortingOrderIncrement;
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}
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if (string.IsNullOrEmpty(name))
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name = partsRenderers.Count.ToString();
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var spr = SkeletonPartsRenderer.NewPartsRendererGameObject(skeletonRenderer.transform, name);
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partsRenderers.Add(spr);
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var mr = spr.MeshRenderer;
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mr.sortingLayerID = sortingLayerID;
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mr.sortingOrder = sortingOrder;
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return spr;
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}
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#endregion
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public void OnEnable () {
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if (skeletonRenderer == null) return;
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if (copiedBlock == null) copiedBlock = new MaterialPropertyBlock();
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mainMeshRenderer = skeletonRenderer.GetComponent<MeshRenderer>();
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#if SPINE_OPTIONAL_RENDEROVERRIDE
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skeletonRenderer.GenerateMeshOverride -= HandleRender;
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skeletonRenderer.GenerateMeshOverride += HandleRender;
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#endif
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if (copyMeshRendererFlags) {
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var lightProbeUsage = mainMeshRenderer.lightProbeUsage;
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bool receiveShadows = mainMeshRenderer.receiveShadows;
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var reflectionProbeUsage = mainMeshRenderer.reflectionProbeUsage;
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var shadowCastingMode = mainMeshRenderer.shadowCastingMode;
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var motionVectorGenerationMode = mainMeshRenderer.motionVectorGenerationMode;
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var probeAnchor = mainMeshRenderer.probeAnchor;
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for (int i = 0; i < partsRenderers.Count; i++) {
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var currentRenderer = partsRenderers[i];
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if (currentRenderer == null) continue; // skip null items.
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var mr = currentRenderer.MeshRenderer;
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mr.lightProbeUsage = lightProbeUsage;
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mr.receiveShadows = receiveShadows;
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mr.reflectionProbeUsage = reflectionProbeUsage;
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mr.shadowCastingMode = shadowCastingMode;
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mr.motionVectorGenerationMode = motionVectorGenerationMode;
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mr.probeAnchor = probeAnchor;
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}
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}
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}
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public void OnDisable () {
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if (skeletonRenderer == null) return;
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#if SPINE_OPTIONAL_RENDEROVERRIDE
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skeletonRenderer.GenerateMeshOverride -= HandleRender;
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#endif
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skeletonRenderer.LateUpdate();
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foreach (var partsRenderer in partsRenderers) {
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if (partsRenderer != null)
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partsRenderer.ClearMesh();
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}
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}
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MaterialPropertyBlock copiedBlock;
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void HandleRender (SkeletonRendererInstruction instruction) {
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int rendererCount = partsRenderers.Count;
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if (rendererCount <= 0) return;
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if (copyPropertyBlock)
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mainMeshRenderer.GetPropertyBlock(copiedBlock);
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var settings = new MeshGenerator.Settings {
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addNormals = skeletonRenderer.addNormals,
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calculateTangents = skeletonRenderer.calculateTangents,
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immutableTriangles = false, // parts cannot do immutable triangles.
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pmaVertexColors = skeletonRenderer.pmaVertexColors,
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tintBlack = skeletonRenderer.tintBlack,
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useClipping = true,
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zSpacing = skeletonRenderer.zSpacing
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};
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var submeshInstructions = instruction.submeshInstructions;
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var submeshInstructionsItems = submeshInstructions.Items;
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int lastSubmeshInstruction = submeshInstructions.Count - 1;
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int rendererIndex = 0;
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var currentRenderer = partsRenderers[rendererIndex];
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for (int si = 0, start = 0; si <= lastSubmeshInstruction; si++) {
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if (currentRenderer == null)
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continue;
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if (submeshInstructionsItems[si].forceSeparate || si == lastSubmeshInstruction) {
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// Apply properties
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var meshGenerator = currentRenderer.MeshGenerator;
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meshGenerator.settings = settings;
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if (copyPropertyBlock)
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currentRenderer.SetPropertyBlock(copiedBlock);
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// Render
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currentRenderer.RenderParts(instruction.submeshInstructions, start, si + 1);
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start = si + 1;
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rendererIndex++;
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if (rendererIndex < rendererCount) {
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currentRenderer = partsRenderers[rendererIndex];
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} else {
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// Not enough renderers. Skip the rest of the instructions.
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break;
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}
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}
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}
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if (OnMeshAndMaterialsUpdated != null)
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OnMeshAndMaterialsUpdated(this.skeletonRenderer);
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// Clear extra renderers if they exist.
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for (; rendererIndex < rendererCount; rendererIndex++) {
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currentRenderer = partsRenderers[rendererIndex];
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if (currentRenderer != null)
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partsRenderers[rendererIndex].ClearMesh();
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}
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}
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}
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}
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