void
M_LineWrite3(AG_DataSource *ds, M_Line3 *L)
{
M_WriteVector3(ds, &L->p);
M_WriteVector3(ds, &L->d);
M_WriteReal(ds, L->t);
}
void
M_PolyhedronWrite(AG_DataSource *ds, const M_Polyhedron *P)
{
Uint i, j;
AG_WriteUint32(ds, (Uint32)P->nv);
AG_WriteUint32(ds, (Uint32)P->ne);
AG_WriteUint32(ds, (Uint32)P->nf);
/* Write vertices */
for (i = 0; i < P->nv; i++)
M_WriteVector3(ds, &P->v[i]);
/* Write edges */
for (i = 0; i < P->ne; i+=2) {
M_Halfedge *eHead = &P->e[i];
M_Halfedge *eTail = &P->e[i+1];
AG_WriteUint32(ds, (Uint32)eHead->v);
AG_WriteUint32(ds, (Uint32)eTail->v);
AG_WriteUint32(ds, (Uint32)eHead->f);
AG_WriteUint32(ds, (Uint32)eTail->f);
}
/* Write facets */
for (i = 0; i < P->nf; i++) {
M_Facet *f = &P->f[i];
AG_WriteUint8(ds, (Uint8)f->n);
for (j = 0; j < f->n; j++)
AG_WriteUint32(ds, (Uint32)f->e[j]);
}
}
void
M_CircleWrite3(AG_DataSource *ds, M_Circle3 *C)
{
M_WriteVector3(ds, &C->p);
M_WriteReal(ds, C->r);
}