1 files changed, 36 insertions, 13 deletions

diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index 6e31f5b21d..6125455e74 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -271,7 +271,7 @@ void OS_Windows::_touch_event(bool p_pressed, float p_x, float p_y, int idx) {
 	event->set_position(Vector2(p_x, p_y));
 
 	if (main_loop) {
-		input->parse_input_event(event);
+		input->accumulate_input_event(event);
 	}
 };
 
@@ -293,11 +293,21 @@ void OS_Windows::_drag_event(float p_x, float p_y, int idx) {
 	event->set_position(Vector2(p_x, p_y));
 
 	if (main_loop)
-		input->parse_input_event(event);
+		input->accumulate_input_event(event);
 };
 
 LRESULT OS_Windows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) {
 
+	if (drop_events) {
+
+		if (user_proc) {
+
+			return CallWindowProcW(user_proc, hWnd, uMsg, wParam, lParam);
+		} else {
+			return DefWindowProcW(hWnd, uMsg, wParam, lParam);
+		}
+	};
+
 	switch (uMsg) // Check For Windows Messages
 	{
 		case WM_SETFOCUS: {
@@ -448,7 +458,7 @@ LRESULT OS_Windows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 				}
 
 				if (window_has_focus && main_loop && mm->get_relative() != Vector2())
-					input->parse_input_event(mm);
+					input->accumulate_input_event(mm);
 			}
 			delete[] lpb;
 		} break;
@@ -535,7 +545,7 @@ LRESULT OS_Windows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 			old_x = mm->get_position().x;
 			old_y = mm->get_position().y;
 			if (window_has_focus && main_loop)
-				input->parse_input_event(mm);
+				input->accumulate_input_event(mm);
 
 		} break;
 		case WM_LBUTTONDOWN:
@@ -708,14 +718,14 @@ LRESULT OS_Windows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 			mb->set_global_position(mb->get_position());
 
 			if (main_loop) {
-				input->parse_input_event(mb);
+				input->accumulate_input_event(mb);
 				if (mb->is_pressed() && mb->get_button_index() > 3 && mb->get_button_index() < 8) {
 					//send release for mouse wheel
 					Ref<InputEventMouseButton> mbd = mb->duplicate();
 					last_button_state &= ~(1 << (mbd->get_button_index() - 1));
 					mbd->set_button_mask(last_button_state);
 					mbd->set_pressed(false);
-					input->parse_input_event(mbd);
+					input->accumulate_input_event(mbd);
 				}
 			}
 		} break;
@@ -978,7 +988,7 @@ void OS_Windows::process_key_events() {
 					if (k->get_unicode() < 32)
 						k->set_unicode(0);
 
-					input->parse_input_event(k);
+					input->accumulate_input_event(k);
 				}
 
 				//do nothing
@@ -1016,7 +1026,7 @@ void OS_Windows::process_key_events() {
 
 				k->set_echo((ke.uMsg == WM_KEYDOWN && (ke.lParam & (1 << 30))));
 
-				input->parse_input_event(k);
+				input->accumulate_input_event(k);
 
 			} break;
 		}
@@ -1280,7 +1290,7 @@ Error OS_Windows::initialize(const VideoMode &p_desired, int p_video_driver, int
 			memdelete(gl_context);
 			gl_context = NULL;
 
-			if (GLOBAL_GET("rendering/quality/driver/driver_fallback") == "Best" || editor) {
+			if (GLOBAL_GET("rendering/quality/driver/fallback_to_gles2") || editor) {
 				if (p_video_driver == VIDEO_DRIVER_GLES2) {
 					gl_initialization_error = true;
 					break;
@@ -1302,7 +1312,7 @@ Error OS_Windows::initialize(const VideoMode &p_desired, int p_video_driver, int
 				RasterizerGLES3::make_current();
 				break;
 			} else {
-				if (GLOBAL_GET("rendering/quality/driver/driver_fallback") == "Best" || editor) {
+				if (GLOBAL_GET("rendering/quality/driver/fallback_to_gles2") || editor) {
 					p_video_driver = VIDEO_DRIVER_GLES2;
 					gles3_context = false;
 					continue;
@@ -2230,7 +2240,9 @@ void OS_Windows::process_events() {
 
 	MSG msg;
 
-	joypad->process_joypads();
+	if (!drop_events) {
+		joypad->process_joypads();
+	}
 
 	while (PeekMessageW(&msg, NULL, 0, 0, PM_REMOVE)) {
 
@@ -2238,7 +2250,10 @@ void OS_Windows::process_events() {
 		DispatchMessageW(&msg);
 	}
 
-	process_key_events();
+	if (!drop_events) {
+		process_key_events();
+		input->flush_accumulated_events();
+	}
 }
 
 void OS_Windows::set_cursor_shape(CursorShape p_shape) {
@@ -2976,7 +2991,7 @@ int OS_Windows::get_power_percent_left() {
 
 bool OS_Windows::_check_internal_feature_support(const String &p_feature) {
 
-	return p_feature == "pc" || p_feature == "s3tc" || p_feature == "bptc";
+	return p_feature == "pc";
 }
 
 void OS_Windows::disable_crash_handler() {
@@ -2987,6 +3002,13 @@ bool OS_Windows::is_disable_crash_handler() const {
 	return crash_handler.is_disabled();
 }
 
+void OS_Windows::process_and_drop_events() {
+
+	drop_events = true;
+	process_events();
+	drop_events = false;
+}
+
 Error OS_Windows::move_to_trash(const String &p_path) {
 	SHFILEOPSTRUCTW sf;
 	WCHAR *from = new WCHAR[p_path.length() + 2];
@@ -3015,6 +3037,7 @@ Error OS_Windows::move_to_trash(const String &p_path) {
 
 OS_Windows::OS_Windows(HINSTANCE _hInstance) {
 
+	drop_events = false;
 	key_event_pos = 0;
 	layered_window = false;
 	hBitmap = NULL;