ULONG csg(ULONG *arg)
{
int operation;
void *csg;
rsiResult err;
err = rsiCreateCSG(CTXT, &csg);
if(err)
return err;
if(arg[0])
{
if(KEYWORD((char*)arg[0], "UNION"))
operation = rsiFCSGUnion;
else
if(KEYWORD((char*)arg[0], "INTERSECTION"))
operation = rsiFCSGIntersection;
else
if(KEYWORD((char*)arg[0], "DIFFERENCE"))
operation = rsiFCSGDifference;
else
return ERROR_CSGOPERATOR;
err = rsiSetCSG(CTXT, csg, rsiTCSGOperator, operation, rsiTDone);
if(err)
return err;
}
if(arg[1])
{
err = rsiSetCSG(CTXT, csg, rsiTCSGFlags, rsiFCSGInverted, rsiTDone);
if(err)
return err;
}
if(insideCSG > 0)
{
SetCSGObject(csg);
insideCSG--;
}
if(!AddCSGItem(csg))
return ERROR_MEM;
insideCSG += 2;
return rsiERR_NONE;
}
/*************
* FUNCTION: SetCSGObject
* DESCRIPTION: Set one object for a CSG object
* INPUT: obj object
* OUTPUT: TRUE if ok else FALSE
*************/
BOOL SetCSGObject(void *obj)
{
CSGSTACK *next;
rsiResult err;
if(!root)
return FALSE;
if(root->first)
{
#if defined(__PPC__) && defined(LIB_ARG)
err = rsiSetCSG(RayStormBase, rc, root->csg, rsiTCSGObject1, obj, rsiTDone);
#else
err = rsiSetCSG(rc, root->csg, rsiTCSGObject1, obj, rsiTDone);
#endif
if(err)
return FALSE;
root->first = FALSE;
}
else
{
#if defined(__PPC__) && defined(LIB_ARG)
err = rsiSetCSG(RayStormBase, rc, root->csg, rsiTCSGObject2, obj, rsiTDone);
#else
err = rsiSetCSG(rc, root->csg, rsiTCSGObject2, obj, rsiTDone);
#endif
if(err)
return FALSE;
next = root->next;
delete root;
root = next;
}
return TRUE;
}
