86 lines
2.5 KiB
C#
86 lines
2.5 KiB
C#
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using System.Collections.Generic;
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using UnityEngine;
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public class e2dTerrainColliderMesh : e2dTerrainMesh
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{
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public MeshCollider collider
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{
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get
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{
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EnsureMeshComponentsExist();
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return base.transform.FindChild(e2dConstants.COLLIDER_MESH_NAME).GetComponent<MeshCollider>();
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}
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}
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public GameObject gameObject
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{
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get
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{
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return base.transform.FindChild(e2dConstants.COLLIDER_MESH_NAME).gameObject;
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}
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}
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public e2dTerrainColliderMesh(e2dTerrain terrain)
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: base(terrain)
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{
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}
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public void RebuildMesh()
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{
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if (base.TerrainCurve.Count < 2 || base.Terrain.CurveIntercrossing)
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{
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DestroyMesh();
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return;
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}
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EnsureMeshComponentsExist();
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List<Vector2> shapePolygon = base.Terrain.FillMesh.GetShapePolygon();
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Vector3[] array = new Vector3[2 * shapePolygon.Count];
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Vector3[] array2 = new Vector3[array.Length];
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int[] array3 = new int[6 * shapePolygon.Count];
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for (int i = 0; i < shapePolygon.Count; i++)
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{
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int num = 2 * i;
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array[num] = new Vector3(shapePolygon[i].x, shapePolygon[i].y, -0.5f * e2dConstants.COLLISION_MESH_Z_DEPTH);
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array[num + 1] = new Vector3(shapePolygon[i].x, shapePolygon[i].y, 0.5f * e2dConstants.COLLISION_MESH_Z_DEPTH);
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int num2 = i - 1;
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if (num2 < 0)
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{
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num2 += shapePolygon.Count;
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}
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int num3 = i + 1;
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if (num3 >= shapePolygon.Count)
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{
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num3 -= shapePolygon.Count;
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}
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Vector2 vector = new Vector2(shapePolygon[i].y - shapePolygon[num2].y, shapePolygon[num2].x - shapePolygon[num2].x);
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Vector2 vector2 = new Vector2(shapePolygon[num3].y - shapePolygon[i].y, shapePolygon[i].x - shapePolygon[num3].x);
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Vector3 vector3 = 0.5f * (vector + vector2);
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vector3.Normalize();
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array2[num] = vector3;
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array2[num + 1] = vector3;
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int num4 = 6 * i;
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array3[num4] = num % array.Length;
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array3[num4 + 1] = (num + 1) % array.Length;
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array3[num4 + 2] = (num + 2) % array.Length;
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array3[num4 + 3] = (num + 2) % array.Length;
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array3[num4 + 4] = (num + 1) % array.Length;
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array3[num4 + 5] = (num + 3) % array.Length;
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}
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MeshCollider component = base.transform.FindChild(e2dConstants.COLLIDER_MESH_NAME).GetComponent<MeshCollider>();
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component.sharedMesh.Clear();
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component.sharedMesh.vertices = array;
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component.sharedMesh.triangles = array3;
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ResetMeshObjectsTransforms();
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}
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public void DestroyMesh()
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{
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EnsureMeshObjectsExist();
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MeshCollider component = base.transform.FindChild(e2dConstants.COLLIDER_MESH_NAME).GetComponent<MeshCollider>();
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if ((bool)component && component.sharedMesh != null)
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{
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Object.DestroyImmediate(component.sharedMesh);
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}
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}
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}
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