diff options
Diffstat (limited to 'bridge.py')
| -rw-r--r-- | bridge.py | 52 |
1 files changed, 29 insertions, 23 deletions
@@ -21,15 +21,15 @@ class Bridge: self.train_was_created = False def create_world(self): - self.world.set_color((100,150,50)) - rect = pygame.Rect((-400,800), (750, -250)) + self.world.set_color((100, 150, 50)) + rect = pygame.Rect((-400, 800), (750, -250)) rect.normalize() - pygame.draw.rect(self.screen, (100,180,255), rect, 3) + pygame.draw.rect(self.screen, (100, 180, 255), rect, 3) self.world.add.rect(rect.center, rect.width / 2, rect.height / 2, dynamic=False) - rect = pygame.Rect((1600,800), (-750, -250)) + rect = pygame.Rect((1600, 800), (-750, -250)) rect.normalize() - pygame.draw.rect(self.screen, (100,180,255), rect, 3) + pygame.draw.rect(self.screen, (100, 180, 255), rect, 3) self.world.add.rect(rect.center, rect.width / 2, rect.height / 2, dynamic=False) self.world.reset_color() @@ -71,8 +71,8 @@ class Bridge: vec = j.GetAnchor1() coord = int(self.world.meter_to_screen(vec.x)), \ int(780 - self.world.meter_to_screen(vec.y)) - pygame.draw.circle(self.screen, (int(force/2), - 255-int(force/2),0), coord, 4) + pygame.draw.circle(self.screen, (int(force / 2), + 255-int(force / 2), 0), coord, 4) except AttributeError: pass pos = self.first_train.GetPosition() @@ -86,15 +86,19 @@ class Bridge: print "TRAIN FELL OFF!", pos.x self.train_off_screen = True - def create_train(self, worldpoint = (-100,490), train = (100, 50), wheelrad = 20, cars = 3, force = False): + def create_train(self, worldpoint = (-100, 490), + train = (100, 50), + wheelrad = 20, + cars = 3, + force = False): if not force and self.train_was_created: return self.sounds['startup'].play() self.train_was_created = True points = [] self.train_off_screen = False - for i in range(0,cars): - startpoint = (worldpoint[0]-(train[0]+7)*i, worldpoint[1]) + for i in range(0, cars): + startpoint = (worldpoint[0] - (train[0] + 7) * i, worldpoint[1]) points.append(startpoint) rect = pygame.Rect(startpoint, train) rect.normalize() @@ -104,31 +108,33 @@ class Bridge: if i == 0: self.first_train = rect - self.world.set_color((0,0,0)) - rearwheel = (startpoint[0]+wheelrad,startpoint[1]+train[1]-wheelrad/2) - pygame.draw.circle(self.screen, (0,0,0), rearwheel, wheelrad, 3) - self.world.add.ball(rearwheel,wheelrad, dynamic=True, density=10.0, + self.world.set_color((0, 0, 0)) + rearwheel = (startpoint[0] + wheelrad,startpoint[1] + + train[1] - wheelrad / 2) + pygame.draw.circle(self.screen, (0, 0, 0), rearwheel, wheelrad, 3) + self.world.add.ball(rearwheel, wheelrad, dynamic=True, density=10.0, restitution=0.16, friction=0.5) - frontwheel = (startpoint[0]+train[0]-wheelrad,startpoint[1]+train[1]-wheelrad/2) - pygame.draw.circle(self.screen, (0,0,0), frontwheel, wheelrad, 3) - self.world.add.ball(frontwheel,wheelrad, dynamic=True, density=10.0, + frontwheel = (startpoint[0] + train[0] - wheelrad, startpoint[1] + + train[1] - wheelrad / 2) + pygame.draw.circle(self.screen, (0, 0, 0), frontwheel, wheelrad, 3) + self.world.add.ball(frontwheel, wheelrad, dynamic=True, density=10.0, restitution=0.16, friction=0.5) self.world.reset_color() rearaxle = self.world.get_bodies_at_pos(rearwheel) frontaxle = self.world.get_bodies_at_pos(frontwheel) if len(rearaxle) == 2: - self.world.add.jointMotor(rearaxle[0],rearaxle[1],rearwheel) + self.world.add.jointMotor(rearaxle[0], rearaxle[1], rearwheel) if len(frontaxle) == 2: - self.world.add.jointMotor(frontaxle[0],frontaxle[1],frontwheel) + self.world.add.jointMotor(frontaxle[0], frontaxle[1], frontwheel) - for i in range(1,len(points)): - backlink = (points[i][0]+train[0]-1,points[i][1]+train[1]-1) - frontlink = (points[i-1][0]+1,points[i-1][1]+train[1]-1) + for i in range(1, len(points)): + backlink = (points[i][0] + train[0] - 1, points[i][1] + train[1] - 1) + frontlink = (points[i - 1][0] + 1, points[i - 1][1] + train[1] - 1) btrain = self.world.get_bodies_at_pos(backlink) ftrain = self.world.get_bodies_at_pos(frontlink) - if len(ftrain) and len(btrain):
+ if len(ftrain) and len(btrain): self.world.add.distanceJoint(btrain[0], ftrain[0], backlink, frontlink) # function for loading sounds (mostly borrowed from Pete Shinners pygame tutorial) |