raster pushed a commit to branch master.
http://git.enlightenment.org/apps/terminology.git/commit/?id=8585c3e9c273181d1d55b9495019cd8b0c220438
commit 8585c3e9c273181d1d55b9495019cd8b0c220438
Author: Carsten Haitzler (Rasterman) <ras...@rasterman.com>
Date: Fri Oct 25 23:37:10 2013 +0900
maybe speed up term scroll byt skipping compare work
since nothing useful is actually done unless either oldc or newc have
a media char - then try return/skip early. might speed up by 2-5%...
(i see 4.05 vs 4.15 or so cat times for a test case).
---
src/bin/termpty.c | 3 ++-
src/bin/termpty.h | 4 ++--
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/src/bin/termpty.c b/src/bin/termpty.c
index 89b0b34..fe7b4f9 100644
--- a/src/bin/termpty.c
+++ b/src/bin/termpty.c
@@ -1436,7 +1436,8 @@ _handle_block_codepoint_overwrite(Termpty *ty, int oldc,
int newc)
{
Termblock *tb;
int ido = 0, idn = 0;
-
+
+ if (!((oldc | newc) & 0x80000000)) return;
if (oldc & 0x80000000) ido = (oldc >> 18) & 0x1fff;
if (newc & 0x80000000) idn = (newc >> 18) & 0x1fff;
if (((oldc & 0x80000000) && (newc & 0x80000000)) && (idn == ido)) return;
diff --git a/src/bin/termpty.h b/src/bin/termpty.h
index 13203b5..c5e4672 100644
--- a/src/bin/termpty.h
+++ b/src/bin/termpty.h
@@ -149,18 +149,18 @@ struct _Termcell
struct _Termsave
{
+ unsigned int gen : 8;
unsigned int comp : 1;
unsigned int z : 1;
- unsigned int gen : 8;
unsigned int w : 22;
Termcell cell[1];
};
struct _Termsavecomp
{
+ unsigned int gen : 8;
unsigned int comp : 1;
unsigned int z : 1;
- unsigned int gen : 8;
unsigned int w : 22; // compressed size in bytes
unsigned int wout; // output width in Termcells
};
--
