private void OnDraw(ICanvasAnimatedControl sender, CanvasAnimatedDrawEventArgs args)
{
if (Map == null)
return;
var g = args.DrawingSession;
// Interpolate towards target values for ZoomLevel and CameraPosition
var deltaTime = (float)args.Timing.ElapsedTime.TotalSeconds;
CurrentZoomLevel = Mathf.Lerp(CurrentZoomLevel, ZoomLevel, _zoomLevelDamping * deltaTime);
CurrentCameraPosition = Vector2.Lerp(CurrentCameraPosition, CameraPosition, _cameraPositionDamping * deltaTime);
// Update coordinate system
_coords.DipsPerUnit = 200;
_coords.CameraPosition = CurrentCameraPosition;
_coords.ZoomLevel = CurrentZoomLevel;
_coords.CanvasSize = sender.Size.ToVector2();
// Determine the viewport so that only visible tiles/entities are drawn
var corner1 = _coords.CanvasToGamePoint(Vector2.Zero);
var corner2 = _coords.CanvasToGamePoint(_coords.CanvasSize);
var xMin = (int)Math.Min(corner1.X, corner2.X);
var xMax = (int)Math.Max(corner1.X, corner2.X);
var yMin = (int)Math.Min(corner1.Y, corner2.Y);
var yMax = (int)Math.Max(corner1.Y, corner2.Y);
using (var spriteBatch = g.CreateSpriteBatch(CanvasSpriteSortMode.None))
{
// Draw tiles
for (var y = yMin; y <= yMax; y++)
{
for (var x = xMin; x <= xMax; x++)
{
var position = new Point(x, y);
var chunkIndex = position / Chunk.Size;
var chunk = Map.ChunkLoader.Chunks.TryGetValue(chunkIndex);
if (chunk == null)
continue;
var tileInfo = chunk[position % Chunk.Size];
//DrawSprite(g, tileInfo.Tile, position.ToVector2());
DrawSpriteBatched(spriteBatch, tileInfo.Tile, position.ToVector2());
if (DisplayDebugInfo)
{
// Draw tile version for testing purposes
var textPosition = _coords.GameToCanvasPoint(position.ToVector2());
var textRect = new F.Rect(textPosition.X, textPosition.Y, CurrentZoomLevel, CurrentZoomLevel);
g.DrawText(tileInfo.Version.ToString(), textRect, Colors.Yellow, _textFormat);
}
}
}
// Draw and animate entities
lock (_entitiesLock)
{
for (var i = 0; i < _entities.Count; i++)
{
var entityInfo = _entities[i];
var isDespawned = entityInfo.Advance(args.Timing.ElapsedTime);
if (isDespawned)
{
_entities.Remove(entityInfo);
i--;
}
else
{
if (Mathf.Within(entityInfo.CurrentPosition.X, xMin, xMax) &&
Mathf.Within(entityInfo.CurrentPosition.Y, yMin, yMax))
{
//DrawSprite(g, entityInfo.Entity, entityInfo.CurrentPosition);
DrawSpriteBatched(spriteBatch, entityInfo.Entity, entityInfo.CurrentPosition);
}
}
}
}
}
var fps = (int)Math.Round(1000 / args.Timing.ElapsedTime.TotalMilliseconds);
g.DrawText(fps + " fps", Vector2.Zero, Colors.Yellow);
var pluginDrawArgs = new PluginDrawEventArgs(args, this);
Plugins.RaiseOnDraw(pluginDrawArgs);
}
public void OnDraw(PluginDrawEventArgs e)
{
}
