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patch 8.0.1449: slow redrawing with DirectX

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Problem:    Slow redrawing with DirectX.
Solution:   Avoid calling gui_mch_flush() unnecessarily, especially when
            updating the cursor. (Ken Takata, closes #2560)
This commit is contained in:
Bram Moolenaar
2018-01-31 20:51:47 +01:00
parent 37badc898b
commit a338adcf22
19 changed files with 224 additions and 173 deletions
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21
src/term.c
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@@ -2501,6 +2501,27 @@ out_flush(void)
}
}
/*
* out_flush_cursor(): flush the output buffer and redraw the cursor
*/
void
out_flush_cursor(
int force UNUSED, /* when TRUE, update cursor even when not moved */
int clear_selection UNUSED) /* clear selection under cursor */
{
mch_disable_flush();
out_flush();
mch_enable_flush();
#ifdef FEAT_GUI
if (gui.in_use)
{
gui_update_cursor(force, clear_selection);
gui_may_flush();
}
#endif
}
#if defined(FEAT_MBYTE) || defined(PROTO)
/*
* Sometimes a byte out of a multi-byte character is written with out_char().