def testMerge(self) -> None:
bb1 = p.BB(0, 0, 10, 10)
bb2 = p.BB(2, 0, 10, 10)
bb3 = p.BB(10, 10, 15, 15)
self.assertEqual(bb1.merge(bb2), p.BB(0, 0, 10, 10))
self.assertEqual(bb2.merge(bb3).merge(bb1), p.BB(0, 0, 15, 15))
def testMethods(self) -> None:
bb1 = p.BB(0, 0, 10, 10)
bb2 = p.BB(10, 10, 20, 20)
bb3 = p.BB(4, 4, 5, 5)
bb4 = p.BB(2, 0, 10, 10)
v1 = Vec2d(1, 1)
v2 = Vec2d(100, 3)
self.assertTrue(bb1.intersects(bb2))
self.assertFalse(bb3.intersects(bb2))
self.assertTrue(bb1.intersects_segment(v1, v2))
self.assertFalse(bb3.intersects_segment(v1, v2))
self.assertTrue(bb1.contains(bb3))
self.assertFalse(bb1.contains(bb2))
self.assertTrue(bb1.contains_vect(v1))
self.assertFalse(bb1.contains_vect(v2))
self.assertEqual(bb1.expand(v1), bb1)
self.assertEqual(bb1.expand(-v2), p.BB(-100, -3, 10, 10))
self.assertEqual(bb1.center(), (5, 5))
self.assertEqual(bb1.area(), 100)
self.assertEqual(bb1.merged_area(bb2), 400)
self.assertEqual(bb2.segment_query(v1, v2), float("inf"))
self.assertEqual(bb1.segment_query((-1, 1), (99, 1)), 0.01)
self.assertEqual(bb1.clamp_vect(v2), Vec2d(10, 3))
def testPickle(self) -> None:
x = p.BB(4, 4, 5, 5)
s = pickle.dumps(x, 2)
actual = pickle.loads(s)
self.assertEqual(x, actual)
self.assertEqual(p.BB(*x), x)
def testCreation(self):
bb_empty = p.BB()
self.assertEqual(bb_empty.left, 0)
self.assertEqual(bb_empty.bottom, 0)
self.assertEqual(bb_empty.right, 0)
self.assertEqual(bb_empty.top, 0)
bb_defined = p.BB(-10, -5, 15, 20)
self.assertEqual(bb_defined.left, -10)
self.assertEqual(bb_defined.bottom, -5)
self.assertEqual(bb_defined.right, 15)
self.assertEqual(bb_defined.top, 20)
def begin_render(self, process: ProcessTimed, view: View) -> None:
self._surface.fill((240, 240, 240)) # set background
# get all objects in frame
view_position = self._view_position
view_world_size = self._view_world_size
# BB(left, bottom, right, top)
shapes = process.space.bb_query(
pymunk.BB(view_position[0], view_position[1],
view_position[0] + view_world_size[0],
view_position[1] + view_world_size[1]), ShapeFilter())
entities = [
shape.body.entity for shape in shapes
if shape.body is not None and shape.body.entity is not None
]
# render objects in entity type order
# TODO: make plane ordering more sensible
render_planes = {}
for entity in entities:
plane = entity.type_
if plane in render_planes:
render_planes[plane].append(entity)
else:
render_planes[plane] = [entity]
for plane in sorted(render_planes.keys(), reverse=True):
for entity in render_planes[plane]:
entity.render(self)
def testCircleBB(self) -> None:
b = p.Body(10, 10)
c = p.Circle(b, 5)
c.cache_bb()
self.assertEqual(c.bb, p.BB(-5.0, -5.0, 5.0, 5.0))
def testCircleNoBody(self):
s = p.Space()
c = p.Circle(None, 5)
c.update((10, 10), (1, 0))
self.assertEqual(c.bb, p.BB(5, 5, 15, 15))
def _add_static_scenery(self):
"""
Create the static bodies.
:return: None
"""
space = self._space
logo_img = pygame.image.load("table_outline.png")
logo_bb = pymunk.BB(0, 0, logo_img.get_width(), logo_img.get_height())
def sample_func(point):
try:
p = pymunk.pygame_util.to_pygame(point, logo_img)
color = logo_img.get_at(p)
return color.hsla[2]
except:
return 0
line_set = pymunk.autogeometry.PolylineSet()
def segment_func(v0, v1):
line_set.collect_segment(v0, v1)
logo_img.lock()
pymunk.autogeometry.march_soft(
logo_bb,
logo_img.get_width(), logo_img.get_height(),
99,
segment_func,
sample_func)
logo_img.unlock()
r = 10
for line in line_set:
line = pymunk.autogeometry.simplify_curves(line, .7)
max_x = 0
min_x = 1000
max_y = 0
min_y = 1000
for l in line:
max_x = max(max_x, l.x)
min_x = min(min_x, l.x)
max_y = max(max_y, l.y)
min_y = min(min_y, l.y)
r += 30
if r > 255:
r = 0
if True:
for i in range(len(line)-1):
shape = pymunk.Segment(
space.static_body, line[i], line[i+1], 1)
shape.friction = 0.9
shape.elasticity = 0.95
shape.color = (0, 0, 0)
space.add(shape)
def testCircleNoBody(self):
s = p.Space()
c = p.Circle(None,5)
bb = c.update(p.Transform(1, 2, 3, 4, 5, 6))
self.assertEqual(c.bb, bb)
self.assertEqual(c.bb, p.BB(0, 1, 10, 11))
def testBB(self):
c = p.Poly(None, [(2,2),(4,3),(3,5)])
bb = c.update(p.Transform.identity())
self.assertEqual(bb, c.bb)
self.assertEqual(c.bb, p.BB(2, 2, 4, 5))
b = p.Body(1,2)
c = p.Poly(b, [(2,2),(4,3),(3,5)])
c.cache_bb()
self.assertEqual(c.bb, p.BB(2, 2, 4, 5))
s = p.Space()
b = p.Body(1,2)
c = p.Poly(b, [(2,2),(4,3),(3,5)])
s.add(b,c)
self.assertEqual(c.bb, p.BB(2, 2, 4, 5))
def testBBQuerySensor(self):
s = p.Space()
c = p.Circle(s.static_body, 10)
c.sensor = True
s.add(c)
hits = s.bb_query(p.BB(0, 0, 10, 10), p.ShapeFilter())
self.assertEqual(len(hits), 1)
def testCreateBox(self):
c = p.Poly.create_box(None, (4, 2), 3)
self.assertEqual(c.get_vertices(), [(2, -1), (2, 1), (-2, 1),
(-2, -1)])
c = p.Poly.create_box_bb(None, p.BB(1, 2, 3, 4), 3)
self.assertEqual(c.get_vertices(), [(3, 2), (3, 4), (1, 4), (1, 2)])
def fill(self):
''' fill space with objects'''
assert self.player_body is None and len(
self.bouncer_objects
) == 0, "Do you really want to call fill() on already filled environment?"
if self.moving_walls:
# create moving walls
self.player_body = create_walls(self,
self.cfg['inner_box_height'],
self.cfg['inner_box_width'],
kinematic=True,
color=THECOLORS['gray10'],
center=True)
# -- Set random bouncers
self.bouncer_objects = []
# First, get bounding box to place bouncers in
walls = self.enclosing_wall_shapes
assert len(
walls
) == 4, "Placing objects currently only works for inside a box. Need to add stuff if you want non-box outer walls."
corners = np.array(
[pymunk_utils.shapes_abs_position(w) for w in walls])
bb = pymunk.BB(np.min(corners[:, :, 0]), np.min(corners[:, :, 1]),
np.max(corners[:, :, 0]), np.max(corners[:, :, 1]))
#if moving_walls:
# bb = pymunk.BB(self.player_body.position[0], self.player_body.position[1], self.player_body.position[0] + self.cfg['inner_box_width'],
# self.player_body.position[1] + self.cfg['inner_box_height'])
for _ in range(self.n_bouncers):
bouncer = create_bouncer(self,
shape_types=self.cfg['bouncer_shapes'],
bb=bb)
self.bouncer_objects.append(bouncer)
if not self.allow_rotation:
for bd in self.space.bodies:
bd.angular_velocity = 0.
bd.angular_velocity_limit = 0.
self.count_shapes() # contains assertion
if self.clutter_background and self.clutter_background_white:
self.background_surf = generate_cluttered_background(
['circle', 'rectangle', 'triangle'],
self.screen_size[0],
self.screen_size[1],
self.draw_options,
sz_min=self.clutter_sz_min,
sz_max=self.clutter_sz_max,
same_sided=False,
n_objects=self.clutter_num,
colors=[THECOLORS['white']])
elif self.clutter_background:
self.background_surf = generate_cluttered_background(
['circle', 'rectangle', 'triangle'],
self.screen_size[0],
self.screen_size[1],
self.draw_options,
sz_min=self.clutter_sz_min,
sz_max=self.clutter_sz_max,
same_sided=False,
n_objects=self.clutter_num)
def avoirCarreProximite(self):
gauche = self.position.x - Personne.RAYON_DE_PROXIMITE
droite = self.position.x + Personne.RAYON_DE_PROXIMITE
haut = self.position.y + Personne.RAYON_DE_PROXIMITE
bas = self.position.y - Personne.RAYON_DE_PROXIMITE
return pymunk.BB(gauche, bas, droite, haut)
def testPolyBB(self):
s = p.Space()
b = p.Body(10, 10)
c = p.Poly(b, [(2, 2), (4, 3), (3, 5)])
c.cache_bb()
self.assertEqual(c.bb, p.BB(2, 2, 4, 5))
def testBB(self):
s = p.Space()
b = p.Body(10,10)
c = p.Segment(b,(2,2),(2,3),2)
c.cache_bb()
self.assertEqual(c.bb, p.BB(0, 0, 4.0, 5.0))
def testPickle(self):
x = p.BB(4, 4, 5, 5)
s = pickle.dumps(x, 2)
actual = pickle.loads(s)
self.assertEqual(x, actual)
x2 = x.copy()
def testCreation(self) -> None:
bb_empty = p.BB()
self.assertEqual(bb_empty.left, 0)
self.assertEqual(bb_empty.bottom, 0)
self.assertEqual(bb_empty.right, 0)
self.assertEqual(bb_empty.top, 0)
bb_defined = p.BB(-10, -5, 15, 20)
self.assertEqual(bb_defined.left, -10)
self.assertEqual(bb_defined.bottom, -5)
self.assertEqual(bb_defined.right, 15)
self.assertEqual(bb_defined.top, 20)
bb_circle = p.BB.newForCircle((3, 3), 3)
self.assertEqual(bb_circle.left, 0)
self.assertEqual(bb_circle.bottom, 0)
self.assertEqual(bb_circle.right, 6)
self.assertEqual(bb_circle.top, 6)
def testPolyUnsafeSet(self):
s = p.Space()
b = p.Body(10, 10)
c = p.Poly(b, [(2, 2), (4, 3), (3, 5)])
c.cache_bb()
c.unsafe_set_vertices([(0, 0), (1, 0), (1, 1)])
c.cache_bb()
self.assertEqual(c.bb, p.BB(0, 0, 1, 1))
def cell_bb(self, i, j, position):
## figure out where (i,j) actually is and make pymunk bounding box
half_grid_width = (self.grid_width - 0.5) * self.cell_width / 2
half_grid_length = (self.grid_length - 0.5) * self.cell_length / 2
x = position[0] + i * self.cell_length - half_grid_length
y = position[1] + j * self.cell_width - half_grid_width + 1
left = x - self.cell_length / 2
right = x + self.cell_length / 2
bottom = y - self.cell_width / 2
top = y + self.cell_width / 2
bb = pymunk.BB(left, bottom, right, top)
return bb
def testMethods(self):
bb1 = p.BB(0, 0, 10, 10)
bb2 = p.BB(10, 10, 20, 20)
bb3 = p.BB(4, 4, 5, 5)
v1 = Vec2d(1, 1)
v2 = Vec2d(100, 5)
self.assert_(bb1.intersects(bb2))
self.assertFalse(bb1.contains(bb2))
self.assert_(bb1.contains(bb3))
self.assert_(bb1.contains_vect(v1))
self.assertFalse(bb1.contains_vect(v2))
self.assertEqual(bb1.merge(bb2), p.BB(0, 0, 20, 20))
self.assertEqual(bb1.expand(v1), bb1)
self.assertEqual(bb1.expand(-v2), p.BB(-100, -5, 10, 10))
self.assertEqual(bb1.clamp_vect(v2), Vec2d(10, 5))
self.assertEqual(bb1.wrap_vect((11, 11)), (1, 1))
def create_logo_lines(self, logo_img):
logo_bb = pymunk.BB(0, 0, logo_img.width, logo_img.height)
def sample_func(point):
try:
color = logo_img.read_pixel(point.x, point.y)
return color[3] * 255
except:
return 0
line_set = pymunk.autogeometry.PolylineSet()
def segment_func(v0, v1):
line_set.collect_segment(v0, v1)
pymunk.autogeometry.march_soft(logo_bb, logo_img.width,
logo_img.height, 99, segment_func,
sample_func)
r = 10
letter_group = 0
lines = []
for line in line_set:
line = pymunk.autogeometry.simplify_curves(line, .7)
max_x = 0
min_x = 1000
max_y = 0
min_y = 1000
for l in line:
max_x = max(max_x, l.x)
min_x = min(min_x, l.x)
max_y = max(max_y, l.y)
min_y = min(min_y, l.y)
w, h = max_x - min_x, max_y - min_y
# we skip the line which has less than 35 height, since its the "hole" in
# the p in pymunk, and we dont need it.
if h < 35:
continue
center = Vec2d(min_x + w / 2., min_y + h / 2.)
t = pymunk.Transform(a=1.0, d=1.0, tx=-center.x, ty=-center.y)
r += 30
if r > 255:
r = 0
line = [Vec2d(l.x, 300 - l.y) for l in line]
lines.append(line)
return lines
def setRandomPosition(self):
border = 3*R
max_tries=10
while max_tries>0:
x=random.randint(border,self.world.width-border)
y=random.randint(border,self.world.height-border)
filter = pymunk.ShapeFilter(mask=pymunk.ShapeFilter.ALL_MASKS)
results = self.world.space.bb_query(
pymunk.BB(x-border,y-border,x+border,y+border),
filter)
if len(results)==0:
max_tries=0
self.body.position = (x,y)
return
def draw(self, surface, camera):
cam_rect = camera.get_rect()
cam_bb = pymunk.BB(cam_rect.left, cam_rect.top, cam_rect.right,
cam_rect.bottom)
cam_tl = Vec2d(cam_rect.topleft)
cam_offset = Vec2d(self.draw_offset)
zoom = camera.get_current_zoom()
blit = surface.blit
sprite_dict = self.spritedict
for sprite in self.layer_sorted():
if sprite.bb.intersects(cam_bb):
s_img = sprite.image
img = pygame.transform.rotozoom(s_img, -sprite.angle, zoom)
img_size = img.get_size()
s_pos = sprite.position
sc = (int(cam_offset[0] + (s_pos[0] - cam_tl[0]) * zoom -
img_size[0] / 2),
int(cam_offset[1] + (s_pos[1] - cam_tl[1]) * zoom -
img_size[1] / 2))
sprite_dict[sprite] = blit(img, sc)
cam_c = Vec2d(cam_rect.center)
cam_h = (CAMERA_SOUND_HEIGHT / zoom)**2
for snd in self.sounds:
sound = snd[0]
kwargs = snd[2]
c = kwargs.get('channel', None)
if c is not None:
c = pygame.mixer.Channel(c)
c.play(sound)
else:
c = sound.play(kwargs.get('loops', 0),
kwargs.get('max_time', 0),
kwargs.get('fade_ms', 0))
if c is not None:
to_s = snd[1].position - cam_c
d = to_s.get_length_sqrd()
v = SOUND_COEF / (math.sqrt(d + cam_h) + 1)
c.set_volume(v)
self.sounds.clear()
self.lostsprites = []
def testBBQuery(self):
s = p.Space()
b1 = p.Body(1, 1)
b1.position = 19, 0
s1 = p.Circle(b1, 10)
s.add(s1)
b2 = p.Body(1, 1)
b2.position = 0, 0
s2 = p.Circle(b2, 10)
s.add(s2)
bb = p.BB(-7, -7, 7, 7)
hits = s.bb_query(bb, p.ShapeFilter())
self.assertEqual(len(hits), 1)
self.assertTrue(s2 in hits)
self.assertTrue(s1 not in hits)
def map_gen(space):
from pymunk.autogeometry import march_hard, march_soft
img = [
"xxxxxxxxxxxxxxx", "x x", "x x",
"x xxxxx x", "x x x", "x x x",
"x x", "xxxxxxxxxxxxxxx"
]
verts = []
def segment_func(v0, v1):
px = (v0 * 50) + pm.vec2d.Vec2d(100, 100)
py = (v1 * 50) + pm.vec2d.Vec2d(100, 100)
verts.extend([px, py])
def sample_func(point):
x = int(point.x)
y = int(point.y)
return 1.0 if img[y][x] == "x" else 0.0
march_hard(pm.BB(0, 0, 14, 7), 15, 8, .1, segment_func, sample_func)
p = pm.Poly(space.static_body, verts, radius=50)
space.add(p)
def create_bouncer(env, shape_types=['circle'], bb=None, same_sided=False):
assert isinstance(env, AbstractEnv)
if bb is None:
bb = pymunk.BB(0, 0, env.screen_size[0], env.screen_size[1])
shape_type = shape_types[np.random.randint(0, len(shape_types))]
vel = tuple(utils.rand_float(-env.v0_max, env.v0_max, shape=(2, )))
radius = utils.rand_float(env.sz_min / 2., env.sz_max / 2., shape=())
if env.mass_propto_area:
mass = None
else:
mass = utils.rand_float(env.m_min, env.m_max, shape=(
)) # np.random.random(size=1) * (env.m_max - env.m_min) + env.m_min
assert mass <= env.m_max and mass >= env.m_min
assert shape_type in bc.shape_types
assert radius * 2 < min([bb.top - bb.bottom, bb.right - bb.left])
if shape_type is 'circle':
bouncer = bc.CircleBouncer(mass,
vel,
radius=radius,
mass_propto_area=env.mass_propto_area)
elif shape_type is 'rectangle':
height = radius * 2
if not same_sided:
width = utils.rand_float(env.sz_min, env.sz_max, shape=())
else:
width = height
assert width < min([bb.top - bb.bottom, bb.right - bb.left])
bouncer = bc.RectangleBouncer(mass,
vel,
height=height,
width=width,
mass_propto_area=env.mass_propto_area)
elif shape_type is 'triangle':
height = radius * 2
width = None if same_sided else utils.rand_float(
env.sz_min, env.sz_max, shape=())
bouncer = bc.TriangleBouncer(mass,
vel,
height=height,
width=width,
mass_propto_area=env.mass_propto_area)
else:
raise NotImplementedError("Shape type " + shape_type +
" has not been implemented so far.")
bouncer_body = bouncer.bodies[0]
bouncer_shape = bouncer.shapes[bouncer_body][0]
bouncer_shape.elasticity = 1.
bouncer_shape.collision_type = CollisionTypes.BOUNCERS.value
bouncer_body.velocity = vel
bouncer_body.angle = utils.rand_float(0, 2. * np.pi)
bouncer_body.angular_velocity = utils.rand_float(
-env.w0_max, env.w0_max) if env.allow_rotation else 0.
bouncer_body.velocity_func = env.limit_velocity_func
# direction = pymunk.Vec2d(1, 0).rotated(bouncer_body.angle)
ok = pymunk_utils.assign_valid_location(bouncer_body,
env.space,
bb,
maxiter=100,
radius=(bouncer.diameter / 2. +
env.min_wall_width / 2.))
if not ok:
raise AssertionError("Could not create new body; space too crowded")
env.space.add(bouncer_body, bouncer_shape)
return bouncer
screen = pygame.display.set_mode((690, 300))
clock = pygame.time.Clock()
clock.tick(1)
### Physics stuff
space = pymunk.Space()
space.gravity = 0, 900
space.sleep_time_threshold = 0.3
draw_options = pymunk.pygame_util.DrawOptions(screen)
pymunk.pygame_util.positive_y_is_up = False
### Generate geometry from pymunk logo image
logo_img = pygame.image.load("pymunk_logo_sphinx.png")
logo_bb = pymunk.BB(0, 0, logo_img.get_width(), logo_img.get_height())
def sample_func(point):
try:
p = pymunk.pygame_util.to_pygame(point, logo_img)
color = logo_img.get_at(p)
return color.a
# return color.hsla[2]
except:
return 0
logo_img.lock()
line_set = pymunk.autogeometry.march_soft(logo_bb, logo_img.get_width(),
winlabel = cocos.text.Label("",
font_name="Arial",
font_size=16,
color=(255, 255, 255, 255),
anchor_x="center")
winlabel.position = window.width / 2, window.height / 2
game_scene.add(winlabel)
pyglet.clock.schedule_interval(update, 1.0 / 60)
#Pymunk Code
space = pymunk.Space()
space._set_sleep_time_threshold(5)
space.gravity = 0, -1000
bound_box = pymunk.BB(0, 0, window.width, window.height)
handler = space.add_collision_handler(1, 2)
handler._set_pre_solve(reset)
#objective
objective = cocos.sprite.Sprite("img/objective.png")
objective.position = (window.width - objective.width,
window.height - objective.height)
objective.shape = pymunk.Poly.create_box(None,
size=(objective.width,
objective.height))
objective.body = pymunk.Body(body_type=pymunk.Body.KINEMATIC)
#Mass and Moment of Inertia
objective.shape.body = objective.body
objective.shape.elastivity = 0.0
objective.shape.friction = 0.0
def testBBQuery(self):
bb = p.BB(-7, -7, 7, 7)
hits = self.s.bb_query(bb)
self.assertTrue(self.s1 in hits)
self.assertTrue(self.s2 not in hits)