110 lines
4.6 KiB
C#
110 lines
4.6 KiB
C#
/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated July 28, 2023. Replaces all prior versions.
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*
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* Copyright (c) 2013-2023, 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 or
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* 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 THE
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* SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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namespace Spine.Unity.Examples {
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// This is a sample component for C# vertex effects for Spine rendering components.
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// Using shaders and materials to control vertex properties is still more performant
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// than using this API, but in cases where your vertex effect logic cannot be
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// expressed as shader code, these vertex effects can be useful.
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public class TwoByTwoTransformEffectExample : MonoBehaviour {
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public Vector2 xAxis = new Vector2(1, 0);
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public Vector2 yAxis = new Vector2(0, 1);
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SkeletonRenderer skeletonRenderer;
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void OnEnable () {
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skeletonRenderer = GetComponent<SkeletonRenderer>();
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if (skeletonRenderer == null) return;
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// Use the OnPostProcessVertices callback to modify the vertices at the correct time.
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skeletonRenderer.OnPostProcessVertices -= ProcessVertices;
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skeletonRenderer.OnPostProcessVertices += ProcessVertices;
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Debug.Log("2x2 Transform Effect Enabled.");
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}
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void ProcessVertices (MeshGeneratorBuffers buffers) {
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if (!this.enabled)
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return;
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int vertexCount = buffers.vertexCount; // For efficiency, limit your effect to the actual mesh vertex count using vertexCount
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// Modify vertex positions by accessing Vector3[] vertexBuffer
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Vector3[] vertices = buffers.vertexBuffer;
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Vector3 transformedPos = default(Vector3);
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for (int i = 0; i < vertexCount; i++) {
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Vector3 originalPos = vertices[i];
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transformedPos.x = (xAxis.x * originalPos.x) + (yAxis.x * originalPos.y);
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transformedPos.y = (xAxis.y * originalPos.x) + (yAxis.y * originalPos.y);
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vertices[i] = transformedPos;
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}
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}
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void OnDisable () {
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if (skeletonRenderer == null) return;
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skeletonRenderer.OnPostProcessVertices -= ProcessVertices;
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Debug.Log("2x2 Transform Effect Disabled.");
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}
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}
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}
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#if UNITY_EDITOR
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[UnityEditor.CustomEditor(typeof(Spine.Unity.Examples.TwoByTwoTransformEffectExample))]
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public class TwoByTwoTransformEffectExampleEditor : UnityEditor.Editor {
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Spine.Unity.Examples.TwoByTwoTransformEffectExample Target { get { return target as Spine.Unity.Examples.TwoByTwoTransformEffectExample; } }
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void OnSceneGUI () {
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Transform transform = Target.transform;
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LocalVectorHandle(ref Target.xAxis, transform, Color.red);
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LocalVectorHandle(ref Target.yAxis, transform, Color.green);
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}
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static void LocalVectorHandle (ref Vector2 v, Transform transform, Color color) {
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Color originalColor = UnityEditor.Handles.color;
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UnityEditor.Handles.color = color;
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UnityEditor.Handles.DrawLine(transform.position, transform.TransformPoint(v));
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#if UNITY_2022_1_OR_NEWER
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v = transform.InverseTransformPoint(UnityEditor.Handles.FreeMoveHandle(transform.TransformPoint(v), 0.3f, Vector3.zero, UnityEditor.Handles.CubeHandleCap));
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#else
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v = transform.InverseTransformPoint(UnityEditor.Handles.FreeMoveHandle(transform.TransformPoint(v), Quaternion.identity, 0.3f, Vector3.zero, UnityEditor.Handles.CubeHandleCap));
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#endif
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UnityEditor.Handles.color = originalColor;
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}
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}
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#endif
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