private static Mesh CreateMesh(LandformRenderer renderer)
{
var collisionMesh = new Mesh();
collisionMesh.name = MeshName;
UpdateMesh(collisionMesh, renderer);
return(collisionMesh);
}
private void Awake()
{
MeshFilter meshFilter = GetComponent <MeshFilter>();
MeshRenderer meshRenderer = GetComponent <MeshRenderer>();
MeshCollider meshCollider = GetComponent <MeshCollider>();
Mesh = new LandformMesh(meshFilter);
Renderer = new LandformRenderer(meshRenderer);
Collider = new LandformCollider(meshCollider, Renderer);
}
/// <summary>
/// 获取到高度对应的顶点坐标;
/// </summary>
private static Vector3[] GetVertices(LandformRenderer renderer)
{
List <Vector3> vertices = new List <Vector3>();
foreach (var pair in LandformCollider.vertices)
{
Vector3 vertice = pair.Key;
vertice.y = renderer.GetHeight(pair.Value);
vertices.Add(vertice);
}
return(vertices.ToArray());
}
public LandformCollider(MeshCollider meshCollider, LandformRenderer renderer)
{
if (meshCollider == null)
{
throw new ArgumentNullException(nameof(meshCollider));
}
if (renderer == null)
{
throw new ArgumentNullException(nameof(renderer));
}
this.meshCollider = meshCollider;
this.renderer = renderer;
meshCollider.sharedMesh = collisionMesh = new Mesh();
}
private static void UpdateMesh(Mesh collisionMesh, LandformRenderer renderer)
{
collisionMesh.Clear();
collisionMesh.vertices = GetVertices(renderer);
collisionMesh.triangles = triangles;
}