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.Dd April 28, 2010
.Dt SG_SOLID 3
.Os
.ds vT FreeSG API Reference
.ds oS FreeSG 1.0
.Sh NAME
.Nm SG_Solid
.Nd FreeSG solid node
.Sh SYNOPSIS
.Bd -literal
#include <agar/core.h>
#include <freesg/sg.h>
.Ed
.Sh DESCRIPTION
.Nm
is a subclass of
.Xr SG_Object 3
which includes mass and velocity information for use in physics
simulations.
.Nm
does not allow thin features.
.Sh INHERITANCE HIERARCHY
.Xr AG_Object 3 ->
.Xr SG_Node 3 ->
.Xr SG_Object 3 ->
.Nm .
.Sh INITIALIZATION
.nr nS 1
.Ft "SG_Solid *"
.Fn SG_SolidNew "SG_Node *parent" "const char *name"
.Pp
.nr nS 0
The
.Fn SG_SolidNew
function creates a new solid object at the origin of the 
.Fa parent
node.
.Sh STRUCTURE DATA
For the
.Nm
object:
.Pp
.Bl -tag -compact -width "M_Vector3 vLin "
.It Ft M_Vector3 vLin
Linear velocity vector.
.It Ft M_Vector3 vAng
Angular velocity vector.
.It Ft M_Real rho
Density.
.It Ft M_Matrix44 J
Inertia tensor.
.It Ft M_Vector3 r
Center of mass.
.It Ft M_Real m
Total mass.
.El
.Sh SEE ALSO
.Xr M_Matrix 3 ,
.Xr M_Real 3 ,
.Xr M_Vector 3 ,
.Xr SG 3 ,
.Xr SG_Intro 3 ,
.Xr SG_Node 3 ,
.Xr SG_Object 3
.Sh HISTORY
The
.Nm
node class first appeared in FreeSG 1.0.