Merge pull request #12536 from german77/npad_interface

service: hid: Use applet resource to get latest shared memory handle

1 files changed, 38 insertions, 0 deletions

diff --git a/src/core/hle/service/hid/controllers/digitizer.cpp b/src/core/hle/service/hid/controllers/digitizer.cpp
new file mode 100644
index 000000000..c01580fd6
--- /dev/null
+++ b/src/core/hle/service/hid/controllers/digitizer.cpp
@@ -0,0 +1,38 @@
+// SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/core_timing.h"
+#include "core/hle/service/hid/controllers/applet_resource.h"
+#include "core/hle/service/hid/controllers/digitizer.h"
+#include "core/hle/service/hid/controllers/types/shared_memory_format.h"
+
+namespace Service::HID {
+
+Digitizer::Digitizer(Core::HID::HIDCore& hid_core_) : ControllerBase{hid_core_} {}
+
+Digitizer::~Digitizer() = default;
+
+void Digitizer::OnInit() {}
+
+void Digitizer::OnRelease() {}
+
+void Digitizer::OnUpdate(const Core::Timing::CoreTiming& core_timing) {
+    if (!smart_update) {
+        return;
+    }
+
+    const u64 aruid = applet_resource->GetActiveAruid();
+    auto* data = applet_resource->GetAruidData(aruid);
+
+    if (data == nullptr) {
+        return;
+    }
+
+    auto& header = data->shared_memory_format->digitizer.header;
+    header.timestamp = core_timing.GetGlobalTimeNs().count();
+    header.total_entry_count = 17;
+    header.entry_count = 0;
+    header.last_entry_index = 0;
+}
+
+} // namespace Service::HID