// based on tile type, perform logic to determine if a collision did occur with an intersecting tile or not
private static bool HasCollidedWithMapTile(GameObject gameObject, MapTile mapTile, Direction direction)
{
switch (mapTile.TileType)
{
case TileType.PASSABLE:
return(false);
case TileType.NOT_PASSABLE:
return(gameObject.Intersects(mapTile));
case TileType.JUMP_THROUGH_PLATFORM:
return(direction == Direction.DOWN && gameObject.Intersects(mapTile) &&
gameObject.GetScaledBoundsY2().Round() - 1 == mapTile.GetScaledBoundsY1().Round());
default:
return(false);
}
}
public static float GetAdjustedPositionAfterCollisionCheckY(GameObject gameObject, Map map, Direction direction)
{
int numberOfTilesToCheck = Math.Max(gameObject.GetScaledBounds().Width / map.GetTileset().GetScaledSpriteWidth(), 1);
float edgeBoundY = direction == Direction.UP ? gameObject.GetScaledBounds().GetY1() : gameObject.GetScaledBounds().GetY2();
Point tileIndex = map.GetTileIndexByPosition(gameObject.GetScaledBounds().GetX1(), edgeBoundY);
for (int j = -1; j <= numberOfTilesToCheck + 1; j++)
{
MapTile mapTile = map.GetMapTile(tileIndex.X.Round() + j, tileIndex.Y.Round());
if (mapTile != null && HasCollidedWithMapTile(gameObject, mapTile, direction))
{
if (direction == Direction.DOWN)
{
float boundsDifference = gameObject.GetScaledY2() - gameObject.GetScaledBoundsY2();
return(mapTile.GetScaledBoundsY1() - gameObject.GetScaledHeight() + boundsDifference);
}
else if (direction == Direction.UP)
{
float boundsDifference = gameObject.GetScaledBoundsY1() - gameObject.GetY();
return(mapTile.GetScaledBoundsY2() - boundsDifference);
}
}
}
foreach (EnhancedMapTile enhancedMapTile in map.GetActiveEnhancedMapTiles())
{
if (HasCollidedWithMapTile(gameObject, enhancedMapTile, direction))
{
if (direction == Direction.DOWN)
{
float boundsDifference = gameObject.GetScaledY2() - gameObject.GetScaledBoundsY2();
return(enhancedMapTile.GetScaledBoundsY1() - gameObject.GetScaledHeight() + boundsDifference);
}
else if (direction == Direction.UP)
{
float boundsDifference = gameObject.GetScaledBoundsY1() - gameObject.GetY();
return(enhancedMapTile.GetScaledBoundsY2() - boundsDifference);
}
}
}
return(0);
}
