def determine_visible(self):
####################################
# rendering
occluded = self.determine_occluders()
# all light sources individually
visible = set().union(*(utils.visible_coords_absolute_2D(occluded, light, light.position()) for light in self.lightsources))
####################################
# RELATIVE
# add special overlaps (trees the player *can't* see but which block vision nonetheless)
# faster now, since 'visible' is smaller
visible = utils.remaining(
relative_coords(visible, self.player.position()),
relative_coords(occluded, self.player.position()),
arctracing.BLOCKTABLE
)
# if we're in smoke, show adjacents
if visible == set( [(0,0)] ):
visible.update( [(1,0), (-1,0), (0,-1), (0,1)] )
self.visible = visible
def visible_coords(self, blocked_relative):
return utils.remaining(self.potentially_illuminated(), blocked_relative, self.blocktable)
def visible_coords(self, blocked):
return utils.remaining(self.all, blocked, self.table)