diff options
author | Walter Bender <walter@sugarlabs.org> | 2013-12-11 23:00:22 (GMT) |
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committer | Walter Bender <walter@sugarlabs.org> | 2013-12-11 23:00:22 (GMT) |
commit | f7a43a4ad3b63859e4a534b3e8648100590cc3c3 (patch) | |
tree | 39053ce0c67a1500c979cc30d5334e4d52b5de40 /physics.py | |
parent | 324fb287d7b540bbb09a58350e2614507ed5c530 (diff) |
add tracing; minor bug fixes
Diffstat (limited to 'physics.py')
-rw-r--r-- | physics.py | 18 |
1 files changed, 15 insertions, 3 deletions
@@ -70,6 +70,7 @@ class PhysicsGame: self.full_pos_list = [] self.tracked_bodies = [] + self.body_colors = [] def switch_off_fake_pygame_cursor_cb(self, panel, event): self.show_fake_cursor = False @@ -138,14 +139,25 @@ class PhysicsGame: if type(body.userData) == type({}): if body.userData.has_key('track_index'): trackdex = body.userData['track_index'] - tupled_pos = tuple_to_int( - (body.position.x, body.position.y)) + + 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 body.userData.has_key('rollMotor'): |