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use the already available BLocker instead of atomic_add and a semaphore

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21025 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stefano Ceccherini 2007-05-04 20:52:30 +00:00
parent 62a21143be
commit e6bf88d435
1 changed files with 3 additions and 12 deletions
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15
src/kits/opengl/GLView.cpp
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@ -45,9 +45,7 @@ struct glview_direct_info {
direct_buffer_info *direct_info;
bool direct_connected;
bool enable_direct_mode;
sem_id draw_sem;
int32 draw_lock;
glview_direct_info();
~glview_direct_info();
};
@ -374,10 +372,7 @@ BGLView::lock_draw()
if (!info || !info->enable_direct_mode)
return;
if (atomic_add(&info->draw_lock, 1) > 0) {
while (acquire_sem(info->draw_sem) == B_INTERRUPTED)
;
}
m_drawLock.Lock();
}
@ -389,8 +384,7 @@ BGLView::unlock_draw()
if (!info || !info->enable_direct_mode)
return;
if (atomic_add(&info->draw_lock, -1) > 1)
release_sem(info->draw_sem);
m_drawLock.Unlock();
}
@ -551,14 +545,11 @@ glview_direct_info::glview_direct_info()
direct_info = (direct_buffer_info *)calloc(1, B_PAGE_SIZE);
direct_connected = false;
enable_direct_mode = false;
draw_sem = create_sem(0, "glview_draw_sem");
draw_lock = 0;
}
glview_direct_info::~glview_direct_info()
{
free(direct_info);
delete_sem(draw_sem);
}