diff options
Diffstat (limited to 'physics.py')
| -rw-r--r-- | physics.py | 25 |
1 files changed, 16 insertions, 9 deletions
@@ -40,7 +40,8 @@ sys.path.append("lib/") import pkg_resources # If your architecture is different, comment these lines and install # the modules in your system. -sys.path.append("lib/Elements-0.13-py2.5.egg") +# Elements is now inside the source itself. No need for the egg. +# sys.path.append("lib/Elements-0.13-py2.5.egg") sys.path.append("lib/Box2D-2.0.2b1-py2.5-linux-i686.egg") import Box2D as box2d import elements @@ -136,19 +137,25 @@ class PhysicsGame: if type(body.userData) == type({}): if body.userData.has_key('track_index'): trackdex = body.userData['track_index'] - - def round_to_3(n): - return math.ceil(n * 1000) / 1000.0 - - roundx = round_to_3(body.position.x) - roundy = round_to_3(body.position.y) - tupled_pos = (roundx, roundy) + + def to_screen(pos): + px = self.world.meter_to_screen( + pos[0]) + py = self.world.meter_to_screen( + pos[1]) + py = self.world.renderer.get_surface() \ + .get_height() - py + return (px, py) + + x = body.position.x + y = body.position.y + tupled_pos = to_screen((x, y)) posx = tupled_pos[0] posy = tupled_pos[1] try: self.full_pos_list[trackdex].append(posx) self.full_pos_list[trackdex].append(posy) - except: + except IndexError: self.full_pos_list.append([posx, posy]) if type(body.userData) == type({}): |