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Feature: Group duplicators now are recursive, so group-duplid can be

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grouped and become a new duplicated group, and so on.

IMPORTANT NOTE!
- no check for eternal loops, so I've hardcoded limited it to 5 levels
- no support for animation or deformation/modifiers/constraints

So, only fun for the props and architecture department :)
This commit is contained in:
Ton Roosendaal
2006-11-08 21:20:38 +00:00
parent f350836342
commit 911362841b
1 changed files with 21 additions and 9 deletions
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30
source/blender/blenkernel/intern/anim.c
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@@ -277,7 +277,7 @@ int where_on_path(Object *ob, float ctime, float *vec, float *dir) /* returns OK
/* ****************** DUPLICATOR ************** */
static void new_dupli_object(ListBase *lb, Object *ob, float mat[][4], int lay, int index)
static DupliObject *new_dupli_object(ListBase *lb, Object *ob, float mat[][4], int lay, int index)
{
DupliObject *dob= MEM_mallocN(sizeof(DupliObject), "dupliobject");
@@ -297,9 +297,10 @@ static void new_dupli_object(ListBase *lb, Object *ob, float mat[][4], int lay,
Mat4CpyMat4(paf->imat, ob->imat);
}
}
return dob;
}
static void group_duplilist(ListBase *lb, Object *ob)
static void group_duplilist(ListBase *lb, Object *ob, int level)
{
DupliObject *dob;
GroupObject *go;
@@ -307,6 +308,9 @@ static void group_duplilist(ListBase *lb, Object *ob)
if(ob->dup_group==NULL) return;
/* simple preventing of too deep nested groups */
if(level>4) return;
/* handles animated groups, and */
/* we need to check update for objects that are not in scene... */
group_handle_recalc_and_update(ob, ob->dup_group);
@@ -314,13 +318,14 @@ static void group_duplilist(ListBase *lb, Object *ob)
for(go= ob->dup_group->gobject.first; go; go= go->next) {
if(go->ob!=ob) {
Mat4MulMat4(mat, go->ob->obmat, ob->obmat);
new_dupli_object(lb, go->ob, mat, ob->lay, 0);
dob= new_dupli_object(lb, go->ob, mat, ob->lay, 0);
if(go->ob->dup_group) {
Mat4CpyMat4(dob->ob->obmat, dob->mat);
group_duplilist(lb, go->ob, level+1);
Mat4CpyMat4(dob->ob->obmat, dob->omat);
}
}
}
/* make copy already, because in group dupli's deform displists can be makde, requiring parent matrices */
for(dob= lb->first; dob; dob= dob->next)
Mat4CpyMat4(dob->ob->obmat, dob->mat);
}
static void frames_duplilist(ListBase *lb, Object *ob)
@@ -675,8 +680,15 @@ ListBase *object_duplilist(Scene *sce, Object *ob)
}
else if(ob->transflag & OB_DUPLIFRAMES)
frames_duplilist(&duplilist, ob);
else if(ob->transflag & OB_DUPLIGROUP)
group_duplilist(&duplilist, ob);
else if(ob->transflag & OB_DUPLIGROUP) {
DupliObject *dob;
group_duplilist(&duplilist, ob, 0); /* now recursive */
/* make copy already, because in group dupli's deform displists can be makde, requiring parent matrices */
for(dob= duplilist.first; dob; dob= dob->next)
Mat4CpyMat4(dob->ob->obmat, dob->mat);
}
}