Template
50 lines
1.2 KiB
C#
50 lines
1.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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[RequireComponent(typeof(MeshRenderer))]
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[RequireComponent(typeof(MeshFilter))]
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[ExecuteInEditMode]
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public class ProceduralMesh : MonoBehaviour {
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private Mesh _mesh;
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private void Awake() {
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}
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private void ValidateMeshCreated() {
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if(_mesh == null) {
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_mesh = new Mesh();
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}
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var filter = GetComponent<MeshFilter>();
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filter.sharedMesh = _mesh;
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}
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public void Rebuild(IMeshConstructor constructor, bool recalculateBounds = true) {
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ValidateMeshCreated();
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_mesh.Clear();
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_mesh.indexFormat = UnityEngine.Rendering.IndexFormat.UInt32;
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_mesh.SetVertices(constructor.Vertices);
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_mesh.SetColors(constructor.Colors);
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var uvs = constructor.UvChannels;
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foreach(var uv in uvs) {
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_mesh.SetUVs(uv.Key, uv.Value);
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}
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_mesh.SetIndices(constructor.Indices, constructor.Topology, 0);
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var normals = constructor.Normals;
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if (normals != null)
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{
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_mesh.SetNormals(normals);
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}
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if (recalculateBounds) {
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_mesh.RecalculateBounds();
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}
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}
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}
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