added clone functions for nodes

Since nodes are are extremely derivative types, we use a clone/copy function to produce new types of the derived class easily.
2019-11-22 16:53:30 +09:00
parent 2599c1e8a4
commit 492c8f474a
23 changed files with 69 additions and 7 deletions
@@ -24,7 +24,7 @@ GapBlock::GapBlock()
 {
 }

-Block *GapBlock::copy()
+Node *GapBlock::copy()
 {
  GapBlock* c = new GapBlock();