input_common: Rewrite gc_adapter

1 files changed, 0 insertions, 356 deletions

diff --git a/src/input_common/gcadapter/gc_poller.cpp b/src/input_common/gcadapter/gc_poller.cpp
deleted file mode 100644
index 1b6ded8d6..000000000
--- a/src/input_common/gcadapter/gc_poller.cpp
+++ /dev/null
@@ -1,356 +0,0 @@
-// Copyright 2020 yuzu Emulator Project
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <atomic>
-#include <list>
-#include <mutex>
-#include <utility>
-#include "common/assert.h"
-#include "common/threadsafe_queue.h"
-#include "input_common/gcadapter/gc_adapter.h"
-#include "input_common/gcadapter/gc_poller.h"
-
-namespace InputCommon {
-
-class GCButton final : public Input::ButtonDevice {
-public:
-    explicit GCButton(u32 port_, s32 button_, const GCAdapter::Adapter* adapter)
-        : port(port_), button(button_), gcadapter(adapter) {}
-
-    ~GCButton() override;
-
-    bool GetStatus() const override {
-        if (gcadapter->DeviceConnected(port)) {
-            return (gcadapter->GetPadState(port).buttons & button) != 0;
-        }
-        return false;
-    }
-
-private:
-    const u32 port;
-    const s32 button;
-    const GCAdapter::Adapter* gcadapter;
-};
-
-class GCAxisButton final : public Input::ButtonDevice {
-public:
-    explicit GCAxisButton(u32 port_, u32 axis_, float threshold_, bool trigger_if_greater_,
-                          const GCAdapter::Adapter* adapter)
-        : port(port_), axis(axis_), threshold(threshold_), trigger_if_greater(trigger_if_greater_),
-          gcadapter(adapter) {}
-
-    bool GetStatus() const override {
-        if (gcadapter->DeviceConnected(port)) {
-            const float current_axis_value = gcadapter->GetPadState(port).axis_values.at(axis);
-            const float axis_value = current_axis_value / 128.0f;
-            if (trigger_if_greater) {
-                // TODO: Might be worthwile to set a slider for the trigger threshold. It is
-                // currently always set to 0.5 in configure_input_player.cpp ZL/ZR HandleClick
-                return axis_value > threshold;
-            }
-            return axis_value < -threshold;
-        }
-        return false;
-    }
-
-private:
-    const u32 port;
-    const u32 axis;
-    float threshold;
-    bool trigger_if_greater;
-    const GCAdapter::Adapter* gcadapter;
-};
-
-GCButtonFactory::GCButtonFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
-    : adapter(std::move(adapter_)) {}
-
-GCButton::~GCButton() = default;
-
-std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::ParamPackage& params) {
-    const auto button_id = params.Get("button", 0);
-    const auto port = static_cast<u32>(params.Get("port", 0));
-
-    constexpr s32 PAD_STICK_ID = static_cast<s32>(GCAdapter::PadButton::Stick);
-
-    // button is not an axis/stick button
-    if (button_id != PAD_STICK_ID) {
-        return std::make_unique<GCButton>(port, button_id, adapter.get());
-    }
-
-    // For Axis buttons, used by the binary sticks.
-    if (button_id == PAD_STICK_ID) {
-        const int axis = params.Get("axis", 0);
-        const float threshold = params.Get("threshold", 0.25f);
-        const std::string direction_name = params.Get("direction", "");
-        bool trigger_if_greater;
-        if (direction_name == "+") {
-            trigger_if_greater = true;
-        } else if (direction_name == "-") {
-            trigger_if_greater = false;
-        } else {
-            trigger_if_greater = true;
-            LOG_ERROR(Input, "Unknown direction {}", direction_name);
-        }
-        return std::make_unique<GCAxisButton>(port, axis, threshold, trigger_if_greater,
-                                              adapter.get());
-    }
-
-    return nullptr;
-}
-
-Common::ParamPackage GCButtonFactory::GetNextInput() const {
-    Common::ParamPackage params;
-    GCAdapter::GCPadStatus pad;
-    auto& queue = adapter->GetPadQueue();
-    while (queue.Pop(pad)) {
-        // This while loop will break on the earliest detected button
-        params.Set("engine", "gcpad");
-        params.Set("port", static_cast<s32>(pad.port));
-        if (pad.button != GCAdapter::PadButton::Undefined) {
-            params.Set("button", static_cast<u16>(pad.button));
-        }
-
-        // For Axis button implementation
-        if (pad.axis != GCAdapter::PadAxes::Undefined) {
-            params.Set("axis", static_cast<u8>(pad.axis));
-            params.Set("button", static_cast<u16>(GCAdapter::PadButton::Stick));
-            params.Set("threshold", "0.25");
-            if (pad.axis_value > 0) {
-                params.Set("direction", "+");
-            } else {
-                params.Set("direction", "-");
-            }
-            break;
-        }
-    }
-    return params;
-}
-
-void GCButtonFactory::BeginConfiguration() {
-    polling = true;
-    adapter->BeginConfiguration();
-}
-
-void GCButtonFactory::EndConfiguration() {
-    polling = false;
-    adapter->EndConfiguration();
-}
-
-class GCAnalog final : public Input::AnalogDevice {
-public:
-    explicit GCAnalog(u32 port_, u32 axis_x_, u32 axis_y_, bool invert_x_, bool invert_y_,
-                      float deadzone_, float range_, const GCAdapter::Adapter* adapter)
-        : port(port_), axis_x(axis_x_), axis_y(axis_y_), invert_x(invert_x_), invert_y(invert_y_),
-          deadzone(deadzone_), range(range_), gcadapter(adapter) {}
-
-    float GetAxis(u32 axis) const {
-        if (gcadapter->DeviceConnected(port)) {
-            std::lock_guard lock{mutex};
-            const auto axis_value =
-                static_cast<float>(gcadapter->GetPadState(port).axis_values.at(axis));
-            return (axis_value) / (100.0f * range);
-        }
-        return 0.0f;
-    }
-
-    std::pair<float, float> GetAnalog(u32 analog_axis_x, u32 analog_axis_y) const {
-        float x = GetAxis(analog_axis_x);
-        float y = GetAxis(analog_axis_y);
-        if (invert_x) {
-            x = -x;
-        }
-        if (invert_y) {
-            y = -y;
-        }
-        // Make sure the coordinates are in the unit circle,
-        // otherwise normalize it.
-        float r = x * x + y * y;
-        if (r > 1.0f) {
-            r = std::sqrt(r);
-            x /= r;
-            y /= r;
-        }
-
-        return {x, y};
-    }
-
-    std::tuple<float, float> GetStatus() const override {
-        const auto [x, y] = GetAnalog(axis_x, axis_y);
-        const float r = std::sqrt((x * x) + (y * y));
-        if (r > deadzone) {
-            return {x / r * (r - deadzone) / (1 - deadzone),
-                    y / r * (r - deadzone) / (1 - deadzone)};
-        }
-        return {0.0f, 0.0f};
-    }
-
-    std::tuple<float, float> GetRawStatus() const override {
-        const float x = GetAxis(axis_x);
-        const float y = GetAxis(axis_y);
-        return {x, y};
-    }
-
-    Input::AnalogProperties GetAnalogProperties() const override {
-        return {deadzone, range, 0.5f};
-    }
-
-    bool GetAnalogDirectionStatus(Input::AnalogDirection direction) const override {
-        const auto [x, y] = GetStatus();
-        const float directional_deadzone = 0.5f;
-        switch (direction) {
-        case Input::AnalogDirection::RIGHT:
-            return x > directional_deadzone;
-        case Input::AnalogDirection::LEFT:
-            return x < -directional_deadzone;
-        case Input::AnalogDirection::UP:
-            return y > directional_deadzone;
-        case Input::AnalogDirection::DOWN:
-            return y < -directional_deadzone;
-        }
-        return false;
-    }
-
-private:
-    const u32 port;
-    const u32 axis_x;
-    const u32 axis_y;
-    const bool invert_x;
-    const bool invert_y;
-    const float deadzone;
-    const float range;
-    const GCAdapter::Adapter* gcadapter;
-    mutable std::mutex mutex;
-};
-
-/// An analog device factory that creates analog devices from GC Adapter
-GCAnalogFactory::GCAnalogFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
-    : adapter(std::move(adapter_)) {}
-
-/**
- * Creates analog device from joystick axes
- * @param params contains parameters for creating the device:
- *     - "port": the nth gcpad on the adapter
- *     - "axis_x": the index of the axis to be bind as x-axis
- *     - "axis_y": the index of the axis to be bind as y-axis
- */
-std::unique_ptr<Input::AnalogDevice> GCAnalogFactory::Create(const Common::ParamPackage& params) {
-    const auto port = static_cast<u32>(params.Get("port", 0));
-    const auto axis_x = static_cast<u32>(params.Get("axis_x", 0));
-    const auto axis_y = static_cast<u32>(params.Get("axis_y", 1));
-    const auto deadzone = std::clamp(params.Get("deadzone", 0.0f), 0.0f, 1.0f);
-    const auto range = std::clamp(params.Get("range", 1.0f), 0.50f, 1.50f);
-    const std::string invert_x_value = params.Get("invert_x", "+");
-    const std::string invert_y_value = params.Get("invert_y", "+");
-    const bool invert_x = invert_x_value == "-";
-    const bool invert_y = invert_y_value == "-";
-
-    return std::make_unique<GCAnalog>(port, axis_x, axis_y, invert_x, invert_y, deadzone, range,
-                                      adapter.get());
-}
-
-void GCAnalogFactory::BeginConfiguration() {
-    polling = true;
-    adapter->BeginConfiguration();
-}
-
-void GCAnalogFactory::EndConfiguration() {
-    polling = false;
-    adapter->EndConfiguration();
-}
-
-Common::ParamPackage GCAnalogFactory::GetNextInput() {
-    GCAdapter::GCPadStatus pad;
-    Common::ParamPackage params;
-    auto& queue = adapter->GetPadQueue();
-    while (queue.Pop(pad)) {
-        if (pad.button != GCAdapter::PadButton::Undefined) {
-            params.Set("engine", "gcpad");
-            params.Set("port", static_cast<s32>(pad.port));
-            params.Set("button", static_cast<u16>(pad.button));
-            return params;
-        }
-        if (pad.axis == GCAdapter::PadAxes::Undefined ||
-            std::abs(static_cast<float>(pad.axis_value) / 128.0f) < 0.1f) {
-            continue;
-        }
-        // An analog device needs two axes, so we need to store the axis for later and wait for
-        // a second input event. The axes also must be from the same joystick.
-        const u8 axis = static_cast<u8>(pad.axis);
-        if (axis == 0 || axis == 1) {
-            analog_x_axis = 0;
-            analog_y_axis = 1;
-            controller_number = static_cast<s32>(pad.port);
-            break;
-        }
-        if (axis == 2 || axis == 3) {
-            analog_x_axis = 2;
-            analog_y_axis = 3;
-            controller_number = static_cast<s32>(pad.port);
-            break;
-        }
-
-        if (analog_x_axis == -1) {
-            analog_x_axis = axis;
-            controller_number = static_cast<s32>(pad.port);
-        } else if (analog_y_axis == -1 && analog_x_axis != axis &&
-                   controller_number == static_cast<s32>(pad.port)) {
-            analog_y_axis = axis;
-            break;
-        }
-    }
-    if (analog_x_axis != -1 && analog_y_axis != -1) {
-        params.Set("engine", "gcpad");
-        params.Set("port", controller_number);
-        params.Set("axis_x", analog_x_axis);
-        params.Set("axis_y", analog_y_axis);
-        params.Set("invert_x", "+");
-        params.Set("invert_y", "+");
-        analog_x_axis = -1;
-        analog_y_axis = -1;
-        controller_number = -1;
-        return params;
-    }
-    return params;
-}
-
-class GCVibration final : public Input::VibrationDevice {
-public:
-    explicit GCVibration(u32 port_, GCAdapter::Adapter* adapter)
-        : port(port_), gcadapter(adapter) {}
-
-    u8 GetStatus() const override {
-        return gcadapter->RumblePlay(port, 0);
-    }
-
-    bool SetRumblePlay(f32 amp_low, [[maybe_unused]] f32 freq_low, f32 amp_high,
-                       [[maybe_unused]] f32 freq_high) const override {
-        const auto mean_amplitude = (amp_low + amp_high) * 0.5f;
-        const auto processed_amplitude =
-            static_cast<u8>((mean_amplitude + std::pow(mean_amplitude, 0.3f)) * 0.5f * 0x8);
-
-        return gcadapter->RumblePlay(port, processed_amplitude);
-    }
-
-private:
-    const u32 port;
-    GCAdapter::Adapter* gcadapter;
-};
-
-/// An vibration device factory that creates vibration devices from GC Adapter
-GCVibrationFactory::GCVibrationFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
-    : adapter(std::move(adapter_)) {}
-
-/**
- * Creates a vibration device from a joystick
- * @param params contains parameters for creating the device:
- *     - "port": the nth gcpad on the adapter
- */
-std::unique_ptr<Input::VibrationDevice> GCVibrationFactory::Create(
-    const Common::ParamPackage& params) {
-    const auto port = static_cast<u32>(params.Get("port", 0));
-
-    return std::make_unique<GCVibration>(port, adapter.get());
-}
-
-} // namespace InputCommon