Fix disappearing grid lines near the automap boundary

Taken from: fabiangreffrath/crispy-doom@79233e7
AXDOOMER · Oct 14, 2019 · ba68ddb · ba68ddb
1 parent 56ccf3a
commit ba68ddb
Showing 1 changed file with 2 additions and 4 deletions.
diff --git a/am_map.c b/am_map.c
@@ -1070,8 +1070,7 @@ void AM_drawGrid(int color)
     // Figure out start of vertical gridlines
     start = m_x;
     if ((start-bmaporgx)%(MAPBLOCKUNITS<<FRACBITS))
-	start += (MAPBLOCKUNITS<<FRACBITS)
-	    - ((start-bmaporgx)%(MAPBLOCKUNITS<<FRACBITS));
+	start -= ((start-bmaporgx)%(MAPBLOCKUNITS<<FRACBITS));
     end = m_x + m_w;
 
     // draw vertical gridlines
@@ -1087,8 +1086,7 @@ void AM_drawGrid(int color)
     // Figure out start of horizontal gridlines
     start = m_y;
     if ((start-bmaporgy)%(MAPBLOCKUNITS<<FRACBITS))
-	start += (MAPBLOCKUNITS<<FRACBITS)
-	    - ((start-bmaporgy)%(MAPBLOCKUNITS<<FRACBITS));
+	start -= ((start-bmaporgy)%(MAPBLOCKUNITS<<FRACBITS));
     end = m_y + m_h;
 
     // draw horizontal gridlines