public void Update(double elapsedTime)
{
if (_input.Mouse.LeftPressed)
{
_navMesh.AddPolygon(new ConvexPolygon(_input.Mouse.Position));
}
}
public void Update(double elapsedTime)
{
_selectedPolygon = _navMesh.FindNearestPolygon(_input.Mouse.Position);
_selectedVertexIndex = FindSelectedVertex(_input.Mouse.Position, _selectedPolygon, VertexEditRadius);
if (_draggingVertex)
{
if (_input.Mouse.LeftHeld && _selectedVertexIndex != -1)
{
_selectedPolygon.TryToUpdateVertPosition(_selectedVertexIndex, _input.Mouse.Position);
return;
}
else
{
_draggingVertex = false;
}
}
if (_input.Keyboard.IsKeyPressed(System.Windows.Forms.Keys.A))
{
_navMesh.AddPolygon(new ConvexPolygon(_input.Mouse.Position));
}
if (_input.Mouse.LeftHeld && _selectedVertexIndex != -1)
{
_draggingVertex = true;
}
}
private static void LoadSinglePolygon(XmlTextReader xmlReader, NavMesh navMesh)
{
ConvexPolygon polygon = new ConvexPolygon();
xmlReader.MoveToContent();
while (xmlReader.Read())
{
if ("point" == xmlReader.Name)
{
float x = float.Parse(xmlReader.GetAttribute("x"));
float y = float.Parse(xmlReader.GetAttribute("y"));
polygon.Vertices.Add(new Point(x, y));
}
else if ("polygon" == xmlReader.Name)
{
polygon.GenerateEdges();
navMesh.AddPolygon(polygon);
return;
}
}
}