make display effect code reusable and move it to display.c

2019-06-08 23:19:29 -04:00
parent ea9a385d67
commit 54d24d0333
3 changed files with 28 additions and 13 deletions
--- a/include/extern.h
+++ b/include/extern.h
@@ -360,6 +360,7 @@ E void FDECL(newsym, (int, int));
 E void FDECL(newsym_force, (int, int));
 E void FDECL(shieldeff, (XCHAR_P, XCHAR_P));
 E void FDECL(tmp_at, (int, int));
+E void FDECL(flash_glyph_at, (int, int, int));
 E void FDECL(swallowed, (int));
 E void FDECL(under_ground, (int));
 E void FDECL(under_water, (int));