def __init__(self, verts, color=(1, 1, 1), draw=True, friction=None):
self.indexes = earcut(verts)
if draw:
size = len(verts) // 2
self.dl = self.batch.add_indexed(
size,
gl.GL_TRIANGLES,
self.group,
self.indexes,
('v2f/static', np.array(verts) / SPACE_SCALE),
('t2f/static', np.array(verts) / (512 * SPACE_SCALE * 2)),
('c3f/static', [c for _ in range(size) for c in color]),
)
else:
self.dl = None
self.shapes = []
verts = np.array(verts)
tris = verts.reshape(-1, 2)[self.indexes].reshape(-1, 3, 2)
for tri in tris:
shp = Poly(space.static_body, tri)
shp.friction = friction or self.FRICTION
shp.elasticity = self.ELASTICITY
space.add(shp)
self.shapes.append(shp)
def __createPolyShape(info: 'Dict[str, Any]') -> 'Poly':
points = tuple(
(point.get('x', 0), point.get('y', 0)) for point in info['Point'])
shape = Poly(None, points)
shape.mass = info['mass']
shape.elasticity = info.get('elasticity', 0.5)
shape.friction = info.get('friction', 0.5)
return shape
def create_shape(self):
shape = Poly(self.body, self.item.geometry.verts, (0, 0))
shape.elasticity = 1.0
shape.friction = 0.0
return shape
def get_shape(self, body):
shape = Poly(body, self.verts, (0, 0))
shape.elasticity = 0.5
shape.friction = 10.0
return shape
