[ODE] Gravity

Charles Ingalls Charles Ingalls" <charles.ingalls at freesbee.fr
Tue May 13 04:15:02 2003


This is a multi-part message in MIME format.

------=_NextPart_000_0228_01C31951.BAE2D8A0
Content-Type: text/plain;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

Hi,

If I set dWorldSetGravity (dWorldID, 0, 0, -9.8);
with a timestep of 0.01,
the objects are falling very slowly...(like on the moon).

Could someone explain me why ???
This -9.8 means 9.8 m/s/s isn't it ?

Thanks,

Charles.

------=_NextPart_000_0228_01C31951.BAE2D8A0
Content-Type: text/html;
	charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<META http-equiv=3DContent-Type content=3D"text/html; =
charset=3Diso-8859-1">
<META content=3D"MSHTML 6.00.2600.0" name=3DGENERATOR>
<STYLE></STYLE>
</HEAD>
<BODY bgColor=3D#ffffff>
<DIV><FONT face=3DArial size=3D2>Hi,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial><FONT size=3D2>If I set <FONT =
color=3D#0000ff>dWorldSetGravity=20
(dWorldID, 0,&nbsp;0,&nbsp;-9.8);</FONT></FONT></FONT></DIV>
<DIV><FONT face=3DArial color=3D#0000ff size=3D2><FONT =
color=3D#000000>with a</FONT>=20
<FONT color=3D#000000>timestep of 0.01,</FONT></FONT></DIV>
<DIV><FONT face=3DArial size=3D2>the objects are falling very =
slowly...(like on the=20
moon).</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Could someone explain me why =
???</FONT></DIV>
<DIV><FONT face=3DArial size=3D2>This -9.8 means 9.8 m/s/s isn't it =
?</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Thanks,</FONT></DIV>
<DIV><FONT face=3DArial size=3D2></FONT>&nbsp;</DIV>
<DIV><FONT face=3DArial size=3D2>Charles.</FONT></DIV></BODY></HTML>

------=_NextPart_000_0228_01C31951.BAE2D8A0--