private void RenderLevel()
{
if (Level == null)
{
return;
}
//var canvas = new DrawingContextCanvas(drawingContext, ActualWidth, ActualHeight);
int screen_width = Level.Width * block_width;
int screen_height = Level.Height * block_height;
const int bpp = 3;
var pixels = new byte[bpp * screen_width * screen_height];
var canvas = new Bgr24Canvas(pixels, bpp * screen_width, screen_width, screen_height);
for (int y = 0; y < Level.Height; y++)
{
for (int x = 0; x < Level.Width; x++)
{
int b = Level.GetTile(x, y);
Sprite sprite;
if (block_map.TryGetValue(b, out sprite))
{
sprite.Draw(canvas, x * block_width, y * block_height);
}
}
}
var bmp = new WriteableBitmap(screen_width, screen_height, 96, 96, PixelFormats.Bgr24, null);
bmp.Lock();
bmp.WritePixels(new Int32Rect(0, 0, screen_width, screen_height), pixels, bpp * screen_width, 0);
bmp.Unlock();
rendered_level = bmp;
}
private void UpdateSprite()
{
int width = Sprite.PixelWidth;
int height = Sprite.PixelHeight;
int pitch = width * 3;
byte[] pixels = new byte[pitch * height];
var canvas = new Bgr24Canvas(pixels, pitch, width, height);
Sprite.Draw(canvas, 0, 0);
var bmp = new WriteableBitmap(Sprite.PixelWidth, Sprite.PixelHeight, 96, 96, PixelFormats.Bgr24, null);
bmp.Lock();
bmp.WritePixels(new Int32Rect(0, 0, width, height), pixels, pitch, 0);
bmp.Unlock();
image_source = bmp;
}