public static void AddPixelMask(string name, PixelMask pixelMask)
{
if (PIXEL_MASKS.ContainsKey(name))
{
throw new Exception("PixelMask with name '" + name + "' already exists!");
}
PIXEL_MASKS[name] = pixelMask;
}
public PixelMaskSet(Tileset tileset)
{
masks = new PixelMask[tileset.TileCount];
for (var i = 0; i < tileset.TileCount; i++)
{
var region = tileset.GetTileRegion(i);
masks[i] = new PixelMask(region);
}
}
private HitInfo(bool hit, Entity other, Tile tile, PixelMask pixelMask)
{
Hit = hit;
Other = other;
Tile = tile;
PixelMask = pixelMask;
DeltaX = 0;
DeltaY = 0;
Stopped = false;
}
public void SetPixelMaskAt(int x, int y, PixelMask pixelMask, Dictionary <string, string> properties = null)
{
grid[y * Width + x] = new Tile(x, y, pixelMask, properties);
}
public Tile(int x, int y, PixelMask pixelMask, Dictionary <string, string> properties = null) : this(x, y, TileSolidType.PixelMask, properties)
{
PixelMask = pixelMask;
}
private bool CollidePixelMaskToPixelMask(float x, float y, float otherX, float otherY, PixelMask otherMask)
{
var otherOffsetX = (int)(otherX - x);
var startX = otherOffsetX;
if (startX < 0)
{
startX = 0;
}
var otherOffsetY = (int)(otherY - y);
var startY = otherOffsetY;
if (startY < 0)
{
startY = 0;
}
var endX = (int)(otherX + otherMask.WidthPx - x);
if (endX > WidthPx)
{
endX = WidthPx;
}
var endY = (int)(otherY + otherMask.HeightPx - y);
if (endY > HeightPx)
{
endY = HeightPx;
}
//Log.Debug("startX=" + startX + " startY=" + startY + " endX=" + endX + " endY=" + endY);
for (var ix = startX; ix < endX; ix++)
{
for (var iy = startY; iy < endY; iy++)
{
if (mask[ix, iy] && otherMask.mask[ix - otherOffsetX, iy - otherOffsetY])
{
return(true);
}
}
}
return(false);
}
public static HitInfo CreateHit(Tile tile, PixelMask pixelMask = null)
{
return(new HitInfo(true, null, tile, pixelMask));
}
public static HitInfo CreateHit(Entity other = null, Tile tile = null, PixelMask pixelMask = null)
{
return(new HitInfo(true, other, tile, pixelMask));
}