def __resolve_tile_collisions__(self, sideTiles, aboveBelowTiles, previousBB, collisionLayer):
"""
Resolves collisions with Spike Tiles first, and sets State based on collision results. These
State changes would be appropriate for a platformer.
"""
originalX, originalY = self.Position
allTiles = set()
allTiles.update(sideTiles)
allTiles.update(aboveBelowTiles)
for tile in allTiles:
if type(tile) in self._specialTiles:
self.ResolveCollision(tile)
tile.ResolveCollision(self)
# after resolving, get rid of all the tiles of that type so we only collide once
for sideTile in list(sideTiles):
if isinstance(sideTile, type(tile)):
sideTiles.remove(sideTile)
for aboveBelowTile in list(aboveBelowTiles):
if isinstance(aboveBelowTile, type(tile)):
aboveBelowTiles.remove(aboveBelowTile)
break
# collides with normal square tiles
if collisionLayer.Name == Constants.EditorConstants.LAYER_NAME_COLLISION_TILES:
Actor.__resolve_tile_collisions__(self, sideTiles, aboveBelowTiles, previousBB, collisionLayer)
# For a platformer, switch to the land state when hitting the ground
if (originalY > self.Position[1]):
# got pushed up, must be on ground
if not self._onGround:
#self.ChangeState('land')
self._onGround = True
else:
'''
# little hack to make falling off things slower - CAD
if (self._onGround):
self.Velocity = Vector((self.Velocity.x, self.Velocity.y * 0.60))
'''
if (self.Velocity.y > 0.0):
self._onGround = False
if (originalY < self.Position[1]):
# hit a ceiling, stop moving up
self.Velocity = Vector((self.Velocity.x, 0))
if (originalX != self.Position[0]):
# hit a wall, Velocity goes to 0?
self.Velocity = Vector((0, self.Velocity.y))
