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-rw-r--r--src/input_common/drivers/mouse.cpp185
1 files changed, 185 insertions, 0 deletions
diff --git a/src/input_common/drivers/mouse.cpp b/src/input_common/drivers/mouse.cpp
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+++ b/src/input_common/drivers/mouse.cpp
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+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included
+
+#include <stop_token>
+#include <thread>
+#include <fmt/format.h>
+
+#include "common/param_package.h"
+#include "common/settings.h"
+#include "common/thread.h"
+#include "input_common/drivers/mouse.h"
+
+namespace InputCommon {
+constexpr int mouse_axis_x = 0;
+constexpr int mouse_axis_y = 1;
+constexpr int wheel_axis_x = 2;
+constexpr int wheel_axis_y = 3;
+constexpr int touch_axis_x = 10;
+constexpr int touch_axis_y = 11;
+constexpr PadIdentifier identifier = {
+ .guid = Common::UUID{Common::INVALID_UUID},
+ .port = 0,
+ .pad = 0,
+};
+
+Mouse::Mouse(const std::string& input_engine_) : InputEngine(input_engine_) {
+ PreSetController(identifier);
+ PreSetAxis(identifier, mouse_axis_x);
+ PreSetAxis(identifier, mouse_axis_y);
+ PreSetAxis(identifier, wheel_axis_x);
+ PreSetAxis(identifier, wheel_axis_y);
+ PreSetAxis(identifier, touch_axis_x);
+ PreSetAxis(identifier, touch_axis_x);
+ update_thread = std::jthread([this](std::stop_token stop_token) { UpdateThread(stop_token); });
+}
+
+void Mouse::UpdateThread(std::stop_token stop_token) {
+ Common::SetCurrentThreadName("yuzu:input:Mouse");
+ constexpr int update_time = 10;
+ while (!stop_token.stop_requested()) {
+ if (Settings::values.mouse_panning && !Settings::values.mouse_enabled) {
+ // Slow movement by 4%
+ last_mouse_change *= 0.96f;
+ const float sensitivity =
+ Settings::values.mouse_panning_sensitivity.GetValue() * 0.022f;
+ SetAxis(identifier, mouse_axis_x, last_mouse_change.x * sensitivity);
+ SetAxis(identifier, mouse_axis_y, -last_mouse_change.y * sensitivity);
+ }
+
+ if (mouse_panning_timout++ > 20) {
+ StopPanning();
+ }
+ std::this_thread::sleep_for(std::chrono::milliseconds(update_time));
+ }
+}
+
+void Mouse::MouseMove(int x, int y, f32 touch_x, f32 touch_y, int center_x, int center_y) {
+ // If native mouse is enabled just set the screen coordinates
+ if (Settings::values.mouse_enabled) {
+ SetAxis(identifier, mouse_axis_x, touch_x);
+ SetAxis(identifier, mouse_axis_y, touch_y);
+ return;
+ }
+
+ SetAxis(identifier, touch_axis_x, touch_x);
+ SetAxis(identifier, touch_axis_y, touch_y);
+
+ if (Settings::values.mouse_panning) {
+ auto mouse_change =
+ (Common::MakeVec(x, y) - Common::MakeVec(center_x, center_y)).Cast<float>();
+ mouse_panning_timout = 0;
+
+ const auto move_distance = mouse_change.Length();
+ if (move_distance == 0) {
+ return;
+ }
+
+ // Make slow movements at least 3 units on lenght
+ if (move_distance < 3.0f) {
+ // Normalize value
+ mouse_change /= move_distance;
+ mouse_change *= 3.0f;
+ }
+
+ // Average mouse movements
+ last_mouse_change = (last_mouse_change * 0.91f) + (mouse_change * 0.09f);
+
+ const auto last_move_distance = last_mouse_change.Length();
+
+ // Make fast movements clamp to 8 units on lenght
+ if (last_move_distance > 8.0f) {
+ // Normalize value
+ last_mouse_change /= last_move_distance;
+ last_mouse_change *= 8.0f;
+ }
+
+ // Ignore average if it's less than 1 unit and use current movement value
+ if (last_move_distance < 1.0f) {
+ last_mouse_change = mouse_change / mouse_change.Length();
+ }
+
+ return;
+ }
+
+ if (button_pressed) {
+ const auto mouse_move = Common::MakeVec<int>(x, y) - mouse_origin;
+ const float sensitivity = Settings::values.mouse_panning_sensitivity.GetValue() * 0.0012f;
+ SetAxis(identifier, mouse_axis_x, static_cast<float>(mouse_move.x) * sensitivity);
+ SetAxis(identifier, mouse_axis_y, static_cast<float>(-mouse_move.y) * sensitivity);
+ }
+}
+
+void Mouse::PressButton(int x, int y, f32 touch_x, f32 touch_y, MouseButton button) {
+ SetAxis(identifier, touch_axis_x, touch_x);
+ SetAxis(identifier, touch_axis_y, touch_y);
+ SetButton(identifier, static_cast<int>(button), true);
+ // Set initial analog parameters
+ mouse_origin = {x, y};
+ last_mouse_position = {x, y};
+ button_pressed = true;
+}
+
+void Mouse::ReleaseButton(MouseButton button) {
+ SetButton(identifier, static_cast<int>(button), false);
+
+ if (!Settings::values.mouse_panning && !Settings::values.mouse_enabled) {
+ SetAxis(identifier, mouse_axis_x, 0);
+ SetAxis(identifier, mouse_axis_y, 0);
+ }
+ button_pressed = false;
+}
+
+void Mouse::MouseWheelChange(int x, int y) {
+ wheel_position.x += x;
+ wheel_position.y += y;
+ SetAxis(identifier, wheel_axis_x, static_cast<f32>(wheel_position.x));
+ SetAxis(identifier, wheel_axis_y, static_cast<f32>(wheel_position.y));
+}
+
+void Mouse::ReleaseAllButtons() {
+ ResetButtonState();
+ button_pressed = false;
+}
+
+void Mouse::StopPanning() {
+ last_mouse_change = {};
+}
+
+std::vector<Common::ParamPackage> Mouse::GetInputDevices() const {
+ std::vector<Common::ParamPackage> devices;
+ devices.emplace_back(Common::ParamPackage{
+ {"engine", GetEngineName()},
+ {"display", "Keyboard/Mouse"},
+ });
+ return devices;
+}
+
+AnalogMapping Mouse::GetAnalogMappingForDevice(
+ [[maybe_unused]] const Common::ParamPackage& params) {
+ // Only overwrite different buttons from default
+ AnalogMapping mapping = {};
+ Common::ParamPackage right_analog_params;
+ right_analog_params.Set("engine", GetEngineName());
+ right_analog_params.Set("axis_x", 0);
+ right_analog_params.Set("axis_y", 1);
+ right_analog_params.Set("threshold", 0.5f);
+ right_analog_params.Set("range", 1.0f);
+ right_analog_params.Set("deadzone", 0.0f);
+ mapping.insert_or_assign(Settings::NativeAnalog::RStick, std::move(right_analog_params));
+ return mapping;
+}
+
+Common::Input::ButtonNames Mouse::GetUIName(const Common::ParamPackage& params) const {
+ if (params.Has("button")) {
+ return Common::Input::ButtonNames::Value;
+ }
+ if (params.Has("axis")) {
+ return Common::Input::ButtonNames::Value;
+ }
+
+ return Common::Input::ButtonNames::Invalid;
+}
+
+} // namespace InputCommon