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mouse: fix cursor redraw to prevent screen blanking (thanks erik)

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This commit is contained in:
cinap_lenrek 2013-04-16 18:52:49 +02:00
parent c31c4ca7b3
commit 4fcc5efce5
1 changed files with 7 additions and 3 deletions
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10
sys/src/9/port/devmouse.c
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@ -517,6 +517,9 @@ shouldredraw(void*)
static void static void
mouseproc(void*) mouseproc(void*)
{ {
ulong counter;
counter = ~0;
while(waserror()) while(waserror())
; ;
for(;;){ for(;;){
@ -524,10 +527,11 @@ mouseproc(void*)
mouse.redraw = 0; mouse.redraw = 0;
cursoroff(); cursoroff();
cursoron(); cursoron();
drawactive(1);
} else {
drawactive(0);
} }
drawactive(mouse.counter != counter);
counter = mouse.counter;
tsleep(&mouse.redrawr, shouldredraw, 0, 20*1000); tsleep(&mouse.redrawr, shouldredraw, 0, 20*1000);
} }
} }