public void Run()
{
var sw = new Stopwatch();
while (rw.IsOpen())
{
rw.DispatchEvents();
var dt = (float)TimeSpan.FromTicks(sw.ElapsedTicks).TotalSeconds;
sw.Restart();
// Update
bool anyInput = Mouse.IsButtonPressed(Mouse.Button.Left) || Mouse.IsButtonPressed(Mouse.Button.Right);
if (anyInput)
{
var worldMouse = rw.MapPixelToCoords(Mouse.GetPosition(rw)) - position;
var sfmlPos = worldMouse * (1f / qtMultiplier);
var aabbMin = (worldMouse - new Vector2f(selectionRadius, selectionRadius)) * (1f / qtMultiplier);
var aabbMax = (worldMouse + new Vector2f(selectionRadius, selectionRadius)) * (1f / qtMultiplier);
var qtAABB = new AABB2i(new Point2i((int)aabbMin.X, (int)aabbMin.Y), new Point2i((int)aabbMax.X, (int)aabbMax.Y));
var qtPos = new Point2i((int)sfmlPos.X, (int)sfmlPos.Y);
bool anyChanged = false;
if (Mouse.IsButtonPressed(Mouse.Button.Left))
{
//quadtree.Set(qtPos, selections[selection].Item2);
anyChanged |= quadtree.SetCircle(qtPos, (int)(selectionRadius / qtMultiplier), selections[selection].Item2);
//quadtree.SetAABB(qtAABB, selections[selection].Item2);
}
else if (Mouse.IsButtonPressed(Mouse.Button.Right))
{
//quadtree.Unset(qtPos);
anyChanged |= quadtree.UnsetCircle(qtPos, (int)(selectionRadius / qtMultiplier));
}
if (anyChanged)
{
lastRegions = quadtree.FindConnectedComponents();
lastRegions.Sort(new Comparison <List <RegionQuadtree <Color> > >((v1, v2) => v2.Count.CompareTo(v1.Count)));
StringBuilder sb = new StringBuilder();
sb.Append("{ ");
for (int i = 0; i < lastRegions.Count; i++)
{
sb.Append(lastRegions[i].Count);
sb.Append(", ");
}
sb.Append(" }");
Debug.WriteLine(sb.ToString());
}
}
rw.Clear();
// Draw
// Draw quadtree
var states = RenderStates.Default;
states.Transform.Translate(position);
rw.Draw(quadVertexArray, states);
rw.Draw(outlineVertexArray, states);
for (int i = 0; i < lastRegions.Count; i++)
{
var maxAABB = new AABB2i(new Point2i(), new Point2i());
for (int j = 0; j < lastRegions[i].Count; j++)
{
if (lastRegions[i][j].AABB.Width * lastRegions[i][j].AABB.Height > maxAABB.Width * maxAABB.Height)
{
maxAABB = lastRegions[i][j].AABB;
}
}
var center = new Vector2f(
maxAABB.LowerBound.X + maxAABB.Width / 2f,
maxAABB.LowerBound.Y + maxAABB.Height / 2f) * qtMultiplier;
var text = new Text((i + 1).ToString(), fontBold, 17u);
text.Position = center - new Vector2f(text.GetGlobalBounds().Width / 2f, text.GetGlobalBounds().Height / 1.4f);
text.Color = Color.Black;
rw.Draw(text, states);
}
// For jonah
var outerRect = new RectangleShape(new Vector2f(quadtree.AABB.Width * qtMultiplier, quadtree.AABB.Height * qtMultiplier));
outerRect.Position = position;
outerRect.FillColor = Color.Transparent;
outerRect.OutlineColor = new Color(255, 255, 255, 40);
outerRect.OutlineThickness = 3f;
rw.Draw(outerRect);
// Draw help texts
var view = rw.GetView();
rw.SetView(rw.DefaultView);
var sel = selections[selection];
selectionText.DisplayedString = sel.Item1;
selectionText.Color = sel.Item2;
rw.Draw(selectionText);
rw.Draw(radiusText);
rw.Draw(resolutionText);
rw.Draw(helpText);
rw.SetView(view);
rw.Display();
}
}
