Blocks are assumed to be created from bottom to top.

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

Board.cpp

@@ -39,6 +39,7 @@ void Board::removeClump(int ind){
 
 void Board::convertClump(int ind){
     BlockClump&c=clumps[ind];
+    std::vector<BlockClump> clumpsToAdd;
     for (Block&b:c.getBlocks()){
         if (b.markedForDeletion) continue;
         bool emptyAirBelow=true;
@@ -64,12 +65,15 @@ void Board::convertClump(int ind){
                 }
                 c2.y=c.y;
             }
-            clumps.push_back(c2);
+            clumpsToAdd.push_back(c2);
         } else {
             b.pos=c.getBlockPosition(b);
             cols[b.pos.x/12].push_back(b);
         }
     }
+    for (BlockClump&bc:clumpsToAdd) {
+        clumps.push_back(bc);
+    }
     removeClump(ind);
 }
 

main.cpp

@@ -26,11 +26,11 @@ bool Meteos::OnUserUpdate(float fElapsedTime)
 	fElapsedTime=std::min(fElapsedTime,1/60.f);
 	if (!onlyOnce) {
 		BlockClump c;
+		c.addBlock(0,2,BlockColor::RED);
+		c.addBlock(0,1,BlockColor::RED);
 		c.addBlock(1,0,BlockColor::RED);
 		c.addBlock(2,0,BlockColor::RED);
 		c.addBlock(0,0,BlockColor::RED);
-		c.addBlock(0,1,BlockColor::RED);
-		c.addBlock(0,2,BlockColor::RED);
 		c.y=120;
 		gameBoard.addClump(c);
 		onlyOnce=true;