private static GameObject CreateMeshCombinerGameObject(IObjectPool <GameObject> objectPool)
{
GameObject gameObject = new GameObject();
MeshFilter meshFilter = gameObject.AddComponent <MeshFilter>();
gameObject.AddComponent <MeshRenderer>();
Mesh sharedMesh = UnityUtils.CreateMesh();
meshFilter.sharedMesh = sharedMesh;
return(gameObject);
}
public static void AddCircleMesh(GameObject go, float radius, float ringWidth, float uvProp)
{
MeshFilter meshFilter = go.GetComponent <MeshFilter>();
if (meshFilter == null)
{
meshFilter = go.AddComponent <MeshFilter>();
}
if (go.GetComponent <MeshRenderer>() == null)
{
go.AddComponent <MeshRenderer>();
}
Mesh mesh = meshFilter.sharedMesh;
if (mesh == null)
{
mesh = UnityUtils.CreateMesh();
mesh.name = "Mesh_" + go.name;
meshFilter.sharedMesh = mesh;
}
mesh.Clear();
int num = Math.Max(16, 2 * (int)(radius + ringWidth));
float num2 = 360f / (float)num;
int num3 = num;
if (num3 < 2)
{
return;
}
List <Vector3> list = new List <Vector3>();
List <int> list2 = new List <int>();
List <Vector3> list3 = new List <Vector3>();
List <Vector2> list4 = new List <Vector2>();
Vector3 point = new Vector3(radius, 0f, 0f);
Vector3 point2 = new Vector3(radius + ringWidth, 0f, 0f);
Vector3 up = Vector3.up;
Vector2 item = new Vector2(0f, 0f);
Vector2 item2 = new Vector2(1f, 0f);
Vector2 item3 = new Vector2(0f, uvProp);
Vector2 item4 = new Vector2(1f, uvProp);
Quaternion rotation = Quaternion.identity;
Quaternion rotation2 = Quaternion.identity;
float num4 = 0f;
for (int i = 0; i < num3; i++)
{
rotation = Quaternion.AngleAxis(num4, -Vector3.up);
rotation2 = Quaternion.AngleAxis(num4 + num2, -Vector3.up);
int num5 = i * 4;
list.Add(rotation * point);
list.Add(rotation2 * point);
list.Add(rotation * point2);
list.Add(rotation2 * point2);
list3.Add(up);
list3.Add(up);
list3.Add(up);
list3.Add(up);
list2.Add(0 + num5);
list2.Add(1 + num5);
list2.Add(2 + num5);
list2.Add(1 + num5);
list2.Add(3 + num5);
list2.Add(2 + num5);
list4.Add(item);
list4.Add(item2);
list4.Add(item3);
list4.Add(item4);
num4 += num2;
}
mesh.vertices = list.ToArray();
mesh.uv = list4.ToArray();
mesh.triangles = list2.ToArray();
mesh.normals = list3.ToArray();
mesh.bounds = new Bounds(Vector3.zero, new Vector3(radius + ringWidth, 0.1f, radius + ringWidth));
}
