Do not set dirty flag twice in tscrollup and tscrolldown.

10 years ago · fe527aa508
parent 3afdb4ff04
commit fe527aa508
1 changed files with 1 additions and 3 deletions
--- a/st.c
+++ b/st.c
@ -1398,9 +1398,8 @@ tscrolldown(int orig, int n) {

 	LIMIT(n, 0, term.bot-orig+1);

-	tclearregion(0, term.bot-n+1, term.col-1, term.bot);
 	tsetdirt(orig, term.bot-n);
-	tsetdirt(orig+n, term.bot);
+	tclearregion(0, term.bot-n+1, term.col-1, term.bot);

 	for(i = term.bot; i >= orig+n; i--) {
 		temp = term.line[i];
@ -1418,7 +1417,6 @@ tscrollup(int orig, int n) {
 	LIMIT(n, 0, term.bot-orig+1);

 	tclearregion(0, orig, term.col-1, orig+n-1);
-	tsetdirt(orig, term.bot-n);
 	tsetdirt(orig+n, term.bot);

 	for(i = orig; i <= term.bot-n; i++) {