Thank you and the team busy in reply to me ! I will follow your advice to see the relevant examples, and continue to ask you for advice.
Happy New Year to you and the Chrono team ! —kyrie 在2022年12月30日星期五 UTC+8 16:46:23<Radu Serban> 写道： > I am not sure I understood your question exactly, but I assume you want to > modify the sample articulated chassis vehicle model to represent your own > vehicle. > > Assuming you understand how vehicle modeling works in Chrono::Vehicle and > what a subsystem template is (a parameterized generic model of a particular > topology), you will need to adjust the various hard-point locations to > match the geometry of your vehicle. > > See https://api.projectchrono.org/manual_vehicle.html > > > > In particular, you will need to properly set the locations of the > suspension subsystems relative to the chassis reference frames (properly > set “Suspension Location” in ACV_Vehicle.json). Similarly, you will need to > properly adjust “Rear Connector Location” in ACV_FrontChassis and “Front > Connector Location” in ACV_RearChassis. Together, these parameters should > match the actual wheelbase of your vehicle. Then, you need to properly > position the spindle in ACV_RigidSuspension.json to obtain the actual wheel > track (track width) of your vehicle. > > > > In general, you must go through all JSON specification files and change * > *all** parameters to match the geometry, mass properties, and other > settings to correspond to the measurements of the vehicle you are trying to > model. > > > > --Radu > > > > *From:* [email protected] <[email protected]> *On > Behalf Of *kyrie James > *Sent:* Wednesday, 28 December 2022 04:47 > *To:* ProjectChrono <[email protected]> > *Subject:* [chrono] How to configure the articulated vehicle JSON file ? > Including coordinates, units and other issues. > > > > Dear all, > > > > First of all at this time to disturb you, I am sorry ! > > Happy New Year to you and the Chrono team ! > > > > > > I tried to import my own vehicle parameters by modifying the official JSON > file ( articulated _ chassis ), but I encountered some problems : > ( 1 ) When I import my own frame OBJ file, because my frame is the actual > size, I need to reset the coordinates and related parameters, I do not know > how to start, even do not know what the unit is. I hope to provide some > explanations or comments. This really makes me a headache. > > > > The powerful function of Chrono cannot be separated from the efforts of > everyone in the team, and I am very interested in Chrono. > > > > Thank you ! > > > > > > -- > You received this message because you are subscribed to the Google Groups > "ProjectChrono" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/projectchrono/492745fa-c2ad-44de-892b-41ed9751fb03n%40googlegroups.com > > <https://groups.google.com/d/msgid/projectchrono/492745fa-c2ad-44de-892b-41ed9751fb03n%40googlegroups.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "ProjectChrono" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/projectchrono/8a0a97a3-4323-495c-b7be-17d655df771cn%40googlegroups.com.
