Implement full mouse support

src/input_common/mouse/mouse_input.cpp

@@ -0,0 +1,125 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#include "common/logging/log.h"
+#include "common/math_util.h"
+#include "common/param_package.h"
+#include "input_common/mouse/mouse_input.h"
+
+namespace MouseInput {
+
+Mouse::Mouse() {
+    update_thread = std::thread(&Mouse::UpdateThread, this);
+}
+
+Mouse::~Mouse() {
+    update_thread_running = false;
+    if (update_thread.joinable()) {
+        update_thread.join();
+    }
+}
+
+void Mouse::UpdateThread() {
+    constexpr int update_time = 10;
+    while (update_thread_running) {
+        for (MouseInfo& info : mouse_info) {
+            Common::Vec3f angular_direction = {-info.tilt_direction.y, 0.0f,
+                                               -info.tilt_direction.x};
+
+            info.motion.SetGyroscope(angular_direction * info.tilt_speed);
+            info.motion.UpdateRotation(update_time * 1000);
+            info.motion.UpdateOrientation(update_time * 1000);
+            info.tilt_speed = 0;
+            info.data.motion = info.motion.GetMotion();
+        }
+        if (configuring) {
+            UpdateYuzuSettings();
+        }
+        std::this_thread::sleep_for(std::chrono::milliseconds(update_time));
+    }
+}
+
+void Mouse::UpdateYuzuSettings() {
+    MouseStatus pad_status{};
+    if (buttons != 0) {
+        pad_status.button = last_button;
+        mouse_queue.Push(pad_status);
+    }
+}
+
+void Mouse::PressButton(int x, int y, int button_) {
+    if (button_ >= static_cast<int>(mouse_info.size())) {
+        return;
+    }
+
+    int button = 1 << button_;
+    buttons |= static_cast<u16>(button);
+    last_button = static_cast<MouseButton>(button_);
+
+    mouse_info[button_].mouse_origin = Common::MakeVec(x, y);
+    mouse_info[button_].last_mouse_position = Common::MakeVec(x, y);
+    mouse_info[button_].data.pressed = true;
+}
+
+void Mouse::MouseMove(int x, int y) {
+    for (MouseInfo& info : mouse_info) {
+        if (info.data.pressed) {
+            auto mouse_move = Common::MakeVec(x, y) - info.mouse_origin;
+            auto mouse_change = Common::MakeVec(x, y) - info.last_mouse_position;
+            info.last_mouse_position = Common::MakeVec(x, y);
+            info.data.axis = {mouse_move.x, -mouse_move.y};
+
+            if (mouse_change.x == 0 && mouse_change.y == 0) {
+                info.tilt_speed = 0;
+            } else {
+                info.tilt_direction = mouse_change.Cast<float>();
+                info.tilt_speed = info.tilt_direction.Normalize() * info.sensitivity;
+            }
+        }
+    }
+}
+
+void Mouse::ReleaseButton(int button_) {
+    if (button_ >= static_cast<int>(mouse_info.size())) {
+        return;
+    }
+
+    int button = 1 << button_;
+    buttons &= static_cast<u16>(0xFF - button);
+
+    mouse_info[button_].tilt_speed = 0;
+    mouse_info[button_].data.pressed = false;
+    mouse_info[button_].data.axis = {0, 0};
+}
+
+void Mouse::BeginConfiguration() {
+    buttons = 0;
+    last_button = MouseButton::Undefined;
+    mouse_queue.Clear();
+    configuring = true;
+}
+
+void Mouse::EndConfiguration() {
+    buttons = 0;
+    last_button = MouseButton::Undefined;
+    mouse_queue.Clear();
+    configuring = false;
+}
+
+Common::SPSCQueue<MouseStatus>& Mouse::GetMouseQueue() {
+    return mouse_queue;
+}
+
+const Common::SPSCQueue<MouseStatus>& Mouse::GetMouseQueue() const {
+    return mouse_queue;
+}
+
+MouseData& Mouse::GetMouseState(std::size_t button) {
+    return mouse_info[button].data;
+}
+
+const MouseData& Mouse::GetMouseState(std::size_t button) const {
+    return mouse_info[button].data;
+}
+} // namespace MouseInput