public GameContext(
IRenderContext renderContext,
Map map,
TileTypeFactory tileTypeFactory,
Camera camera
)
{
RenderContext = renderContext;
Map = map;
TileTypeFactory = tileTypeFactory;
Camera = camera;
}
public void Render()
{
var viewportWidth = 1000;
var viewportHeight = 500;
var tilesInWidth = Math.Floor(viewportWidth / (double)TileType.TileWidth);
var tilesInHeight = Math.Floor(viewportHeight / (double)(TileType.TileHeight >> 1));
var halfTileWidth = TileType.TileWidth >> 1;
var halfTileHeight = TileType.TileHeight >> 1;
for (var y = 0; y < tilesInHeight; y++)
{
for (var x = 0; x < tilesInWidth; x++)
{
var xScreen = x * TileType.TileWidth - (y & 1) * halfTileWidth;
var yScreen = y * halfTileHeight;
var xMap = (int)Math.Floor(x + y * 0.5);
var yMap = -(int)Math.Floor(x - y * 0.5);
var tileTypeId = Map.GetMapTileTypeId(xMap, yMap);
TileTypeFactory.GetTileType(tileTypeId).Render(RenderContext, xScreen, yScreen);
}
}
}
