def __createGravityZone(self):
self.mBody = self.mWorld.CreateStaticBody(position = self.mPosition)
shape = b2PolygonShape()
shape.SetAsBox(self.TILE_SIZE/2, self.TILE_SIZE/2)
fd = b2FixtureDef()
fd.shape = shape
fd.isSensor = True
fd.bullet = False
fd.userData = TileType.GRAVITYZONE
self.mBody.CreateFixture(fd)
def _makeWorld(self):
self.world = b2World(gravity=(0, -10), doSleep=True)
self.ground_body = self.world.CreateStaticBody(fixtures=b2FixtureDef(
shape=b2EdgeShape(vertices=[(-1e5, 0), (1e5, 0)]),
categoryBits=0x0002,
maskBits=0x0004),
position=(0, 0),
userData='ground')
self.helperEdge1 = self.world.CreateStaticBody(fixtures=b2FixtureDef(
shape=b2EdgeShape(vertices=[(0, -1e5), (0, 1e5)]),
categoryBits=0x0004,
maskBits=0x0002),
position=(0, 0))
self.helperEdge2 = self.world.CreateStaticBody(fixtures=b2FixtureDef(
shape=b2EdgeShape(vertices=[(-1e5,
self.MinHeight), (1e5,
self.MinHeight)]),
categoryBits=0x0004,
maskBits=0x0002),
position=(0, 0))
def _create_ball(self, pos):
"""Creëren van een bal in Box2D omgeving.
Args:
pos: (tuple) x,y coördinaten van de bal.
"""
fixture = b2FixtureDef(
shape=b2CircleShape(
radius=self.radius, #create ball.
pos=(0, 0)),
density=1,
friction=900000,
restitution=0.5)
# balpositie, vanaf nu ball.
self.ball = self.world.CreateDynamicBody(position=pos,
fixtures=fixture,
linearDamping=0.5)
def __createTile(self):
tl = b2Vec2(-self.TILE_SIZE/2, -self.TILE_SIZE/2)
tr = b2Vec2(self.TILE_SIZE/2, -self.TILE_SIZE/2)
br = b2Vec2(self.TILE_SIZE/2, self.TILE_SIZE/2)
bl = b2Vec2(-self.TILE_SIZE/2, self.TILE_SIZE/2)
shape = b2ChainShape()
shape.vertices = (bl, br, tr, tl)
fd = b2FixtureDef()
fd.categoryBits = Filter.CATEGORY_WALLS
fd.maskBits = Filter.MASK_WALLS
fd.bullet = False
fd.shape = shape
self.mBody = self.mWorld.CreateStaticBody(position = self.mPosition)
self.mBody.CreateFixture(fd)
self.mBody.userData = self
def LaunchBomb(self, position, velocity):
"""Een bom is een eenvoudige cirkel met de opgegeven positie en snelheid.
Positie en snelheid moeten b2Vec2's zijn.
Args:
position ([type]): [description]
velocity ([type]): [description]
"""
if self.bomb:
self.world.DestroyBody(self.bomb)
self.bomb = None
self.bomb = self.world.CreateDynamicBody(
allowSleep=True,
position=position,
linearVelocity=velocity,
fixtures=b2FixtureDef(shape=b2CircleShape(radius=0.3),
density=20,
restitution=0.1))
def create_targetpoint(self, pos):
"""Creëer targetpoint (gewenste positie keeper) in de simulatie die weergegeven moet worden.
Args:
pos: (tuple) x & y coördinaten waar het targetpoint moet komen te staan.
"""
self.fixture_tp = b2FixtureDef(
shape=b2CircleShape(
radius=0.3, #create targetpoint.
pos=(0, 0)),
density=1,
friction=900000,
restitution=0.5)
self.fixture_tp.sensor = True
self.tp = self.world.CreateDynamicBody(position=pos,
fixtures=self.fixture_tp,
linearDamping=0.5)
self.fixture_tp2 = self.tp.CreatePolygonFixture(
shape=b2CircleShape(radius=0.3), density=100000000)
self.fixture_tp2.sensor = True
