protected virtual void AggregateTiles(TileGridBlock block, ITileDefinitionSource tileDefinitionSource, GraphicsContext graphicsContext, ref Vector2 cellSize)
{
var blockSize = block.BlockSize;
RectangleF outRect = new RectangleF();
outRect.X = block.Origin.X;
outRect.Y = block.Origin.Y;
outRect.Width = cellSize.X;
outRect.Height = cellSize.Y;
for (int y = 0; y < blockSize; y++)
{
for (int x = 0; x < blockSize; x++)
{
var tileRef = block.GetCell(x, y);
if (!tileRef.IsEmpty)
{
var tile = tileDefinitionSource.GetTile(ref tileRef);
if (tile != null && tile.CanCacheTileMesh)
{
var frame = tile[0];
Add(frame.Texture, ref frame.TextureRegion, ref outRect);
}
}
outRect.X += cellSize.X;
}
outRect.X = block.Origin.X;
outRect.Y -= cellSize.Y;
}
}
public TileMesh(ITileMeshDrawBuilder tileMeshDrawBuilder, ITileDefinitionSource tileDefinitionSource)
{
this.tileMeshDrawBuilder = tileMeshDrawBuilder;
this.tileDefinitionSource = tileDefinitionSource;
tileMeshDraws = new Dictionary <ShortPoint, TileMeshDraw>();
previousTileMeshDraws = new Dictionary <ShortPoint, TileMeshDraw>();
tileMeshDrawsForRecycle = new List <TileMeshDraw>();
pendingBlocks = new List <TileGridBlock>();
}
public virtual TileMeshDraw Build(TileGridBlock block, ITileDefinitionSource tileDefinitionSource, GraphicsContext graphicsContext, ref Vector2 cellSize)
{
TileMeshDraw tileMeshDraw = null;
AggregateTiles(block, tileDefinitionSource, graphicsContext, ref cellSize);
CompleteBuild(graphicsContext, block.BlockSize * block.BlockSize, ref tileMeshDraw);
return(tileMeshDraw);
}
public virtual void Recycle(TileMeshDraw tileMeshDraw, TileGridBlock block, ITileDefinitionSource tileDefinitionSource, GraphicsContext graphicsContext, ref Vector2 cellSize)
{
AggregateTiles(block, tileDefinitionSource, graphicsContext, ref cellSize);
CompleteBuild(graphicsContext, block.BlockSize * block.BlockSize, ref tileMeshDraw);
}
