w3m

commit 8739e6993aa8ff767e14a2c2c01808cc155f8bcc
parent 94ffc166fd06e976b109ad0fc04887da3c95f587
Author: ukai <ukai>
Date:   Thu,  6 Feb 2003 17:15:04 +0000

[w3m-dev 03732] Re: scroll() is slow ?
* configure (use_raw_scroll): added
	(config.h) use_raw_scroll
* config.h.dist (USE_RAW_SCROLL): added
* display.c (displayBuffer): ifdef USE_RAW_SCROLL
* proto.h (scroll): ifdef USE_RAW_SCROLL
	(rscroll): ditto
	(need_clrtoeol): if 0
	(terms.c): if 0 need_clrtoeol
	(scroll_raw): ifdef USE_RAW_SCROLL
From: Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>

Diffstat:
M
ChangeLog
 | 
13
+++++++++++++
M
config.h.dist
 | 
5
+++++
M
configure
 | 
6
++++++
M
display.c
 | 
5
++++-
M
proto.h
 | 
4
++++
M
terms.c
 | 
7
++++++-

6 files changed, 38 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
@@ -1,3 +1,16 @@
+2003-02-07  Hironori SAKAMOTO <hsaka@mth.biglobe.ne.jp>
+
+	* [w3m-dev 03732] Re: scroll() is slow ?
+	* configure (use_raw_scroll): added
+		(config.h) use_raw_scroll
+	* config.h.dist (USE_RAW_SCROLL): added
+	* display.c (displayBuffer): ifdef USE_RAW_SCROLL
+	* proto.h (scroll): ifdef USE_RAW_SCROLL
+		(rscroll): ditto
+		(need_clrtoeol): if 0
+		(terms.c): if 0 need_clrtoeol
+		(scroll_raw): ifdef USE_RAW_SCROLL
+
 2003-02-06  Fumitoshi UKAI  <ukai@debian.or.jp>
 
 	* NEWS: rc: decode_url
diff --git a/config.h.dist b/config.h.dist
@@ -55,6 +55,11 @@
 #undef MENU_THIN_FRAME
 
 /*
+ * Use raw scroll
+ */
+#undef USE_RAW_SCROLL
+
+/*
  */
 #undef TABLE_EXPAND
 #undef TABLE_NO_COMPACT
diff --git a/configure b/configure
@@ -883,6 +883,7 @@ def_param use_bufinfo n
 def_param use_egd y
 def_param enable_remove_trailingspaces n
 def_param menu_thin_frame n
+def_param use_raw_scroll n
 def_param emacs_like_lineedit $include_opt
 def_param vi_prec_num $include_opt
 def_param label_topline $include_opt
@@ -2316,6 +2317,11 @@ $def_enable_remove_trailingspaces
 $def_menu_thin_frame
 
 /*
+ * Use raw scroll
+ */
+$def_use_raw_scroll
+
+/*
  */
 $def_table_expand
 $def_table_no_compact
diff --git a/display.c b/display.c
@@ -417,6 +417,7 @@ displayBuffer(Buffer *buf, int mode)
     }
     if (mode == B_FORCE_REDRAW || mode == B_SCROLL || mode == B_REDRAW_IMAGE ||
 	cline != buf->topLine || ccolumn != buf->currentColumn) {
+#ifdef USE_RAW_SCROLL
 	if (
 #ifdef USE_IMAGE
 	       !(activeImage && displayImage && draw_image_flag) &&
@@ -439,7 +440,9 @@ displayBuffer(Buffer *buf, int mode)
 	    }
 	    redrawNLine(buf, n);
 	}
-	else {
+	else
+#endif
+	{
 #ifdef USE_IMAGE
 	    if (activeImage &&
 		(mode == B_REDRAW_IMAGE ||
diff --git a/proto.h b/proto.h
@@ -449,9 +449,13 @@ extern void setbcolor(int color);
 #endif				/* USE_COLOR */
 extern void refresh(void);
 extern void clear(void);
+#ifdef USE_RAW_SCROLL
 extern void scroll(int);
 extern void rscroll(int);
+#endif
+#if 0
 extern void need_clrtoeol(void);
+#endif
 extern void clrtoeol(void);
 extern void clrtoeolx(void);
 extern void clrtobot(void);
diff --git a/terms.c b/terms.c
@@ -398,7 +398,10 @@ void clear(), wrap(), touch_line(), touch_column(int);
 void switch_wchar(FILE *);
 void switch_ascii(FILE *);
 #endif
-void need_clrtoeol(void), clrtoeol(void);	/* conflicts with curs_clear(3)? */
+#if 0
+void need_clrtoeol(void);
+#endif
+void clrtoeol(void);	/* conflicts with curs_clear(3)? */
 
 int write1(char);
 
@@ -1444,6 +1447,7 @@ clear(void)
     CurrentMode = C_ASCII;
 }
 
+#ifdef USE_RAW_SCROLL
 static void
 scroll_raw(void)
 {				/* raw scroll */
@@ -1535,6 +1539,7 @@ rscroll(int n)
 	}
     }
 }
+#endif
 
 #if 0
 void