procyberian/emacs
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

*** empty log message ***

Browse source
This commit is contained in:
Jim Blandy 1992-02-04 01:11:11 +00:00
parent 05ba02ebb4
commit 326e0cf80b
1 changed files with 24 additions and 23 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

47
src/scroll.c
View file

@ -237,6 +237,7 @@ do_scrolling (screen, matrix, window_size, unchanged_at_top)
register struct matrix_elt *p;
register int i, j;
register struct screen_glyphs *current_screen;
/* temp_screen->enable[i] means line i has been moved to current_screen. */
register struct screen_glyphs *temp_screen;
struct queue { int count, pos; } *queue;
int offset = unchanged_at_top;
@ -487,11 +488,11 @@ line_ins_del (screen, ov1, pf1, ovn, pfn, ov, mf)
register int insert_overhead = ov1 * 10;
register int next_insert_cost = ovn * 10;
for (i = 0; i < screen_height; i++)
for (i = screen_height-1; i >= 0; i--)
{
mf[screen_height - i] = next_insert_cost / 10;
mf[i] = next_insert_cost / 10;
next_insert_cost += pfn;
ov[screen_height - i] = (insert_overhead + next_insert_cost) / 10;
ov[i] = (insert_overhead + next_insert_cost) / 10;
insert_overhead += pf1;
}
}
@ -568,29 +569,29 @@ do_line_insertion_deletion_costs (screen,
{
if (SCREEN_INSERT_COST (screen) != 0)
{
SCREEN_INSERT_COST (screen)
= (int *) xrealloc (SCREEN_INSERT_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETEN_COST (screen)
= (int *) xrealloc (SCREEN_DELETEN_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERTN_COST (screen)
= (int *) xrealloc (SCREEN_INSERTN_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETE_COST (screen)
= (int *) xrealloc (SCREEN_DELETE_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERT_COST (screen) =
(int *) xrealloc (SCREEN_INSERT_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETEN_COST (screen) =
(int *) xrealloc (SCREEN_DELETEN_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERTN_COST (screen) =
(int *) xrealloc (SCREEN_INSERTN_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETE_COST (screen) =
(int *) xrealloc (SCREEN_DELETE_COST (screen),
SCREEN_HEIGHT (screen) * sizeof (int));
}
else
{
SCREEN_INSERT_COST (screen)
= (int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETEN_COST (screen)
= (int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERTN_COST (screen)
= (int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETE_COST (screen)
= (int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERT_COST (screen) =
(int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETEN_COST (screen) =
(int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_INSERTN_COST (screen) =
(int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
SCREEN_DELETE_COST (screen) =
(int *) xmalloc (SCREEN_HEIGHT (screen) * sizeof (int));
}
ins_del_costs (screen,