diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/c/event-loop.rst | 5 | ||||
| -rw-r--r-- | doc/cpp/event-loop.rst | 5 |
2 files changed, 4 insertions, 6 deletions
diff --git a/doc/c/event-loop.rst b/doc/c/event-loop.rst index be4e315..430566f 100644 --- a/doc/c/event-loop.rst +++ b/doc/c/event-loop.rst @@ -23,12 +23,11 @@ while those that draw continuously may use a significant fraction of the frame p Redrawing ********* -Occasional redrawing can be requested by calling :func:`puglPostRedisplay` or :func:`puglPostRedisplayRect`. +Occasional redrawing can be requested by calling :func:`puglObscureView` or :func:`puglPostRedisplayRect`. After these are called, a :struct:`PuglExposeEvent` will be dispatched on the next call to :func:`puglUpdate`. -For continuous redrawing, -call :func:`puglPostRedisplay` while handling a :struct:`PuglUpdateEvent` event. +For continuous redrawing, obscure the view while handling a :struct:`PuglUpdateEvent` event. This event is sent just before views are redrawn, so it can be used as a hook to expand the update region right before the view is exposed. Anything else that needs to be done every frame can be handled similarly. diff --git a/doc/cpp/event-loop.rst b/doc/cpp/event-loop.rst index 1d2ac41..3223069 100644 --- a/doc/cpp/event-loop.rst +++ b/doc/cpp/event-loop.rst @@ -24,14 +24,13 @@ while those that draw continuously may use a significant fraction of the frame p Redrawing ********* -Occasional redrawing can be requested by calling :func:`View::postRedisplay` or :func:`View::postRedisplayRect`. +Occasional redrawing can be requested by calling :func:`View::obscure`. After these are called, a :type:`ExposeEvent` will be dispatched on the next call to :func:`World::update`. Note, however, that this will not wake up a blocked :func:`World::update` call on MacOS (which does not handle drawing via events). -For continuous redrawing, -call :func:`View::postRedisplay` while handling a :type:`UpdateEvent`. +For continuous redrawing, obscure the view while handling a :type:`UpdateEvent`. This event is sent just before views are redrawn, so it can be used as a hook to expand the update region right before the view is exposed. Anything else that needs to be done every frame can be handled similarly. |