From d93f33c3164608031fad73f7eb0d1f408a68d445 Mon Sep 17 00:00:00 2001
From: Jason Bou-Samra <154414066+bou-samra@users.noreply.github.com>
Date: Sat, 28 Sep 2024 09:50:07 +1000
Subject: [PATCH] Update research.c

---
 src/research.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/research.c b/src/research.c
index f28600f..fff2be2 100644
--- a/src/research.c
+++ b/src/research.c
@@ -241,7 +241,7 @@ if (tile_shp == 1 || tile_shp == 2 || tile_shp == 3) {mask = 360;} else {mask =
 			grid[0][y][x] = 0;
 			}
 		}
-	}
+	}SDL_RenderPresent(sr);
 	return 0;
 }
 
@@ -261,7 +261,7 @@ int floor, ceiling, num_tiles;
 		for (int i = 0; i < ceiling; i++) {
 			grid[0][floor - i][j] = grid[0][ceiling - i][j];
 			}					// actual drop routine
-	}
+	}SDL_RenderPresent(sr);
 }
 
 ///////////////////// CLEAR MATCHED ////////////////////////