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Cache VST3 parameter information

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This is in some cases needed to get decent performance in REAPER, as
REAPER seems to query this information (which cannot change without the
plugin requesting a restart) four times per second.
This commit is contained in:
Robbert van der Helm
2021-01-30 22:24:05 +01:00
parent 8bba5d8773
commit b5dd806b2d
7 changed files with 181 additions and 46 deletions
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src/wine-host/editor.cpp
+16 -1
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@@ -324,7 +324,9 @@ void Editor::handle_x11_events() const {
xcb_generic_event_t* generic_event;
while ((generic_event = xcb_poll_for_event(x11_connection.get())) !=
nullptr) {
switch (generic_event->response_type & event_type_mask) {
const uint8_t event_type =
generic_event->response_type & event_type_mask;
switch (event_type) {
// We're listening for `ConfigureNotify` events on the topmost
// window before the root window, i.e. the window that's actually
// going to get dragged around the by the user. In most cases this
@@ -334,6 +336,7 @@ void Editor::handle_x11_events() const {
// check is sometimes necessary for using multiple editor windows
// within a single plugin group.
case XCB_CONFIGURE_NOTIFY:
std::cerr << "XCB_CONFIGURE_NOTIFY" << std::endl;
if (!use_xembed) {
fix_local_coordinates();
}
@@ -342,6 +345,7 @@ void Editor::handle_x11_events() const {
// most hosts will only show the window after the plugin has
// embedded itself into it.
case XCB_VISIBILITY_NOTIFY:
std::cerr << "XCB_VISIBILITY_NOTIFY" << std::endl;
if (use_xembed) {
do_xembed();
}
@@ -357,6 +361,12 @@ void Editor::handle_x11_events() const {
// `EnterNotify'.
case XCB_ENTER_NOTIFY:
case XCB_FOCUS_IN:
if (event_type == XCB_ENTER_NOTIFY) {
std::cerr << "XCB_ENTER_NOTIFY" << std::endl;
} else {
std::cerr << "XCB_FOCUS_IN" << std::endl;
}
if (!use_xembed) {
fix_local_coordinates();
}
@@ -376,6 +386,7 @@ void Editor::handle_x11_events() const {
// to mess with keyboard focus when hovering over the window while
// for instance a dialog is open.
case XCB_LEAVE_NOTIFY: {
std::cerr << "XCB_LEAVE_NOTIFY" << std::endl;
const auto event =
reinterpret_cast<xcb_leave_notify_event_t*>(generic_event);
@@ -393,6 +404,10 @@ void Editor::handle_x11_events() const {
set_input_focus(false);
}
} break;
default: {
std::cerr << "X11 event " << event_type << std::endl;
break;
}
}
free(generic_event);