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Code Issues Activity Actions

Rework the rendering model so that clients instantiate backing stores.

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This makes interactive resizing work a lot better, althought it's still not
perfect. There are still glitches and unpleasant flashes of zeroed memory.
This commit is contained in:
Andreas Kling 2019-02-20 21:59:13 +01:00
parent e0b81ee4c9
commit fa02d2a39b
17 changed files with 185 additions and 46 deletions
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36
WindowServer/WSClientConnection.cpp
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@ -44,6 +44,11 @@ WSClientConnection::WSClientConnection(int fd)
if (!s_connections)
s_connections = new HashMap<int, WSClientConnection*>;
s_connections->set(m_client_id, this);
WSAPI_ServerMessage message;
message.type = WSAPI_ServerMessage::Type::Greeting;
message.greeting.server_pid = getpid();
post_message(message);
}
WSClientConnection::~WSClientConnection()
@ -358,7 +363,13 @@ void WSClientConnection::handle_request(WSAPIDidFinishPaintingNotification& requ
return;
}
auto& window = *(*it).value;
window.set_has_painted_since_last_resize(true);
if (!window.has_painted_since_last_resize()) {
if (window.last_lazy_resize_rect().size() == request.rect().size()) {
window.set_has_painted_since_last_resize(true);
WSMessageLoop::the().post_message(&window, make<WSResizeEvent>(window.last_lazy_resize_rect(), window.rect()));
}
}
WSWindowManager::the().invalidate(window, request.rect());
}
@ -371,7 +382,7 @@ void WSClientConnection::handle_request(WSAPIGetWindowBackingStoreRequest& reque
return;
}
auto& window = *(*it).value;
auto* backing_store = window.backing();
auto* backing_store = window.backing_store();
WSAPI_ServerMessage response;
response.type = WSAPI_ServerMessage::Type::DidGetWindowBackingStore;
@ -384,6 +395,25 @@ void WSClientConnection::handle_request(WSAPIGetWindowBackingStoreRequest& reque
post_message(response);
}
void WSClientConnection::handle_request(WSAPISetWindowBackingStoreRequest& request)
{
int window_id = request.window_id();
auto it = m_windows.find(window_id);
if (it == m_windows.end()) {
post_error("Bad window ID");
return;
}
auto& window = *(*it).value;
auto backing_store = GraphicsBitmap::create_with_shared_buffer(
request.has_alpha_channel() ? GraphicsBitmap::Format::RGBA32 : GraphicsBitmap::Format::RGB32,
request.shared_buffer_id(),
request.size());
if (!backing_store)
return;
window.set_backing_store(move(backing_store));
window.invalidate();
}
void WSClientConnection::handle_request(WSAPISetGlobalCursorTrackingRequest& request)
{
int window_id = request.window_id();
@ -437,6 +467,8 @@ void WSClientConnection::on_request(WSAPIClientRequest& request)
return handle_request(static_cast<WSAPISetGlobalCursorTrackingRequest&>(request));
case WSMessage::APISetWindowOpacityRequest:
return handle_request(static_cast<WSAPISetWindowOpacityRequest&>(request));
case WSMessage::APISetWindowBackingStoreRequest:
return handle_request(static_cast<WSAPISetWindowBackingStoreRequest&>(request));
default:
break;
}