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https://github.com/yuzu-emu/yuzu.git
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138 lines
4.3 KiB
C++
138 lines
4.3 KiB
C++
// Copyright 2021 yuzu Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included
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#include <stop_token>
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#include <thread>
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#include <fmt/format.h>
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#include "common/param_package.h"
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#include "common/settings.h"
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#include "common/thread.h"
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#include "input_common/drivers/mouse.h"
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namespace InputCommon {
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constexpr int touch_axis_x = 10;
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constexpr int touch_axis_y = 11;
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Mouse::Mouse(const std::string input_engine_) : InputEngine(input_engine_) {
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PreSetController(identifier);
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update_thread = std::jthread([this](std::stop_token stop_token) { UpdateThread(stop_token); });
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}
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void Mouse::UpdateThread(std::stop_token stop_token) {
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Common::SetCurrentThreadName("yuzu:input:Mouse");
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constexpr int update_time = 10;
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while (!stop_token.stop_requested()) {
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if (Settings::values.mouse_panning) {
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// Slow movement by 4%
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last_mouse_change *= 0.96f;
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const float sensitivity =
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Settings::values.mouse_panning_sensitivity.GetValue() * 0.022f;
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SetAxis(identifier, 0, last_mouse_change.x * sensitivity);
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SetAxis(identifier, 1, -last_mouse_change.y * sensitivity);
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}
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if (mouse_panning_timout++ > 20) {
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StopPanning();
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}
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std::this_thread::sleep_for(std::chrono::milliseconds(update_time));
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}
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}
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void Mouse::MouseMove(int x, int y, f32 touch_x, f32 touch_y, int center_x, int center_y) {
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SetAxis(identifier, touch_axis_x, touch_x);
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SetAxis(identifier, touch_axis_y, touch_y);
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if (Settings::values.mouse_panning) {
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auto mouse_change =
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(Common::MakeVec(x, y) - Common::MakeVec(center_x, center_y)).Cast<float>();
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mouse_panning_timout = 0;
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const auto move_distance = mouse_change.Length();
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if (move_distance == 0) {
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return;
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}
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// Make slow movements at least 3 units on lenght
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if (move_distance < 3.0f) {
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// Normalize value
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mouse_change /= move_distance;
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mouse_change *= 3.0f;
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}
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// Average mouse movements
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last_mouse_change = (last_mouse_change * 0.91f) + (mouse_change * 0.09f);
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const auto last_move_distance = last_mouse_change.Length();
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// Make fast movements clamp to 8 units on lenght
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if (last_move_distance > 8.0f) {
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// Normalize value
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last_mouse_change /= last_move_distance;
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last_mouse_change *= 8.0f;
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}
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// Ignore average if it's less than 1 unit and use current movement value
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if (last_move_distance < 1.0f) {
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last_mouse_change = mouse_change / mouse_change.Length();
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}
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return;
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}
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if (button_pressed) {
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const auto mouse_move = Common::MakeVec<int>(x, y) - mouse_origin;
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const float sensitivity = Settings::values.mouse_panning_sensitivity.GetValue() * 0.0012f;
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SetAxis(identifier, 0, static_cast<float>(mouse_move.x) * sensitivity);
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SetAxis(identifier, 1, static_cast<float>(-mouse_move.y) * sensitivity);
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}
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}
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void Mouse::PressButton(int x, int y, f32 touch_x, f32 touch_y, MouseButton button) {
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SetAxis(identifier, touch_axis_x, touch_x);
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SetAxis(identifier, touch_axis_y, touch_y);
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SetButton(identifier, static_cast<int>(button), true);
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// Set initial analog parameters
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mouse_origin = {x, y};
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last_mouse_position = {x, y};
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button_pressed = true;
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}
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void Mouse::ReleaseButton(MouseButton button) {
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SetButton(identifier, static_cast<int>(button), false);
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if (!Settings::values.mouse_panning) {
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SetAxis(identifier, 0, 0);
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SetAxis(identifier, 1, 0);
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}
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button_pressed = false;
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}
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void Mouse::ReleaseAllButtons() {
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ResetButtonState();
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button_pressed = false;
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}
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void Mouse::StopPanning() {
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last_mouse_change = {};
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}
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std::vector<Common::ParamPackage> Mouse::GetInputDevices() const {
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std::vector<Common::ParamPackage> devices;
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devices.emplace_back(Common::ParamPackage{
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{"engine", "keyboard"},
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{"display", "Keyboard/Mouse"},
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});
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return devices;
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}
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std::string Mouse::GetUIName(const Common::ParamPackage& params) const {
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if (params.Has("button")) {
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return fmt::format("Mouse {}", params.Get("button", 0));
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}
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return "Bad Mouse";
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}
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} // namespace InputCommon
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