def build_tile(self, tsx, id):
tile = None
# Cross-reference with self.prefabs in case there's a shape
# corresponding with a tile's type
use_prefab = False
for tile in tsx.findall("tile"):
if int(tile.get("id")) == id:
type = tile.get("type")
if type in self.prefabs:
geometry_node = NodePath(str(id))
self.prefabs[type].copy_to(geometry_node)
use_prefab = True
break
# Else we generate a card
if not use_prefab:
geometry = self.cardmaker.generate()
geometry_node = NodePath(geometry)
geometry_node.set_texture(tsx.get("texture"), 1)
geometry_node.set_p(-90)
geometry_node.set_transparency(True)
# scale and offset UVs for single sprite
columns = int(tsx.get("columns"))
rows = int(tsx.get("rows"))
w, h = 1 / columns, 1 / rows
tile_x, tile_y = int(id % columns), int(id / (columns))
u, v = (tile_x * w), 1 - ((tile_y * h) + h)
for stage in geometry_node.find_all_texture_stages():
geometry_node.set_texture(stage, tsx.get("texture"), 1)
geometry_node.set_tex_scale(stage, w, h)
geometry_node.set_tex_offset(stage, (u, v))
self.attributes_to_tags(geometry_node, tile)
return geometry_node
