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 init_space():
sp = Space()
# Cria quadrado
L = 5
player = Body(mass=1, moment=100)
shape = Poly(player, [(-L, -L), (L, -L), (L, L), (-L, L)])
player.position = (50, 40)
player.velocity = (-25, 25)
shape.elasticity = 1.0
shape.color = pyxel.COLOR_RED
# Cria margens
line = Body(body_type=Body.STATIC)
lines = [
Segment(line, (-30, -30), (270, -30), 2),
Segment(line, (-30, 210), (270, 210), 2),
Segment(line, (-30, -30), (-30, 210), 2),
Segment(line, (270, -30), (270, 210), 2),
]
for line in lines:
line.elasticity = 1.0
# Adiciona elementos ao espaço
sp.add(player, shape, *lines)
sp.player = player
return sp
def init_space():
sp = Space()
sp.gravity = (0, 50)
chain = make_pivot_chain(sp, (0, 0), (240, 30), 30)
sp.add(constraint.PivotJoint(chain[0], sp.static_body, chain[0].position))
# Cria quadrado
L = 25
player = Body(mass=1, moment=100)
shape = Poly(player, [(-L, -L), (L, -L), (L, L), (-L, L)])
player.position = (90, 60)
player.velocity = (-25, 25)
shape.elasticity = 1.0
shape.color = pyxel.COLOR_RED
shape.collision_type = 42
ball = Body(mass=1, moment=200)
ball_shape = Circle(ball, 20)
ball.position = (player.position.x, 130)
ball_shape.elasticity = 1.0
shape.color = pyxel.COLOR_NAVY
ball_shape.collision_type = 42
joint1 = constraint.DampedSpring(player, ball, (0, 0), (20, 0), 20, 3, 0.5)
joint2 = constraint.PivotJoint(sp.static_body, player, (65, 35))
joint1.collide_bodies = False
sp.add(joint1, joint2)
body2 = Body(1, 100)
sp.add(body2)
sp.add(Poly(body2, [(-3, 3), (3, 3), (3, -3), (-3, -3)]))
body2.position = 220, 50
sp.add(constraint.DampedRotarySpring(body2, ball, 0, 2, 1))
sp.body2 = body2
# Cria margens
line = Body(body_type=Body.STATIC)
e = 0
lines = [
Segment(line, (-e, -e), (240 + e, -e), 2),
Segment(line, (-e, 180 + e), (240 + e, 180 + e), 2),
Segment(line, (-e, -e), (-e, 180 + e), 2),
Segment(line, (240 + e, -e), (240 + e, 180 + e), 2),
]
for line in lines:
line.elasticity = 1.0
lines = []
# Adiciona elementos ao espaço
sp.add(player, shape, ball, ball_shape, *lines)
sp.player = player
#handler = sp.add_collision_handler(42, 42)
#handler.begin = lambda *args: False
return sp
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 init_space():
sp = Space()
h = 20 * sqrt(2)
player = Body(mass=1, moment=400)
shape = Poly(player, [(-20, -h / 3), (20, -h / 3), (0, 2 / 3 * h)])
player.position = (90, 90)
shape.elasticity = 1.0
shape.color = pyxel.COLOR_YELLOW
line = Body(body_type=Body.STATIC)
lines = [
Segment(line, (0, 1), (240, 1), 2),
Segment(line, (0, 179), (240, 179), 2),
Segment(line, (1, 0), (1, 180), 2),
Segment(line, (239, 0), (239, 180), 2),
]
for line in lines:
line.elasticity = 1.0
line.color = pyxel.COLOR_PEACH
sp.add(player, shape, *lines)
sp.player = player
return sp
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
