2020-06-21 19:31:57 +00:00
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// Copyright 2020 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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2020-06-21 16:36:28 +00:00
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#include <atomic>
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#include <list>
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#include <mutex>
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#include <utility>
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2020-07-12 19:41:32 +00:00
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#include "common/assert.h"
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2020-06-21 16:36:28 +00:00
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#include "common/threadsafe_queue.h"
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2020-06-21 19:31:57 +00:00
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#include "input_common/gcadapter/gc_adapter.h"
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#include "input_common/gcadapter/gc_poller.h"
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2020-06-21 16:36:28 +00:00
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namespace InputCommon {
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class GCButton final : public Input::ButtonDevice {
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public:
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2020-10-20 17:55:25 +00:00
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explicit GCButton(u32 port_, s32 button_, const GCAdapter::Adapter* adapter)
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2020-06-21 22:43:01 +00:00
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: port(port_), button(button_), gcadapter(adapter) {}
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2020-06-21 16:36:28 +00:00
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~GCButton() override;
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bool GetStatus() const override {
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2020-07-14 15:23:10 +00:00
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if (gcadapter->DeviceConnected(port)) {
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2020-10-12 23:11:22 +00:00
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return (gcadapter->GetPadState(port).buttons & button) != 0;
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2020-07-14 15:23:10 +00:00
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}
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return false;
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2020-06-21 16:36:28 +00:00
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}
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private:
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2020-10-14 06:51:14 +00:00
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const u32 port;
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const s32 button;
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const GCAdapter::Adapter* gcadapter;
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};
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class GCAxisButton final : public Input::ButtonDevice {
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public:
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explicit GCAxisButton(u32 port_, u32 axis_, float threshold_, bool trigger_if_greater_,
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const GCAdapter::Adapter* adapter)
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: port(port_), axis(axis_), threshold(threshold_), trigger_if_greater(trigger_if_greater_),
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2020-10-12 23:11:22 +00:00
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gcadapter(adapter) {}
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2020-06-21 16:36:28 +00:00
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bool GetStatus() const override {
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2020-07-14 15:23:10 +00:00
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if (gcadapter->DeviceConnected(port)) {
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2020-10-12 23:11:22 +00:00
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const float current_axis_value = gcadapter->GetPadState(port).axis_values.at(axis);
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const float axis_value = current_axis_value / 128.0f;
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2020-07-14 15:23:10 +00:00
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if (trigger_if_greater) {
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// TODO: Might be worthwile to set a slider for the trigger threshold. It is
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// currently always set to 0.5 in configure_input_player.cpp ZL/ZR HandleClick
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return axis_value > threshold;
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}
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return axis_value < -threshold;
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}
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return false;
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2020-06-21 16:36:28 +00:00
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}
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private:
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2020-10-14 06:51:14 +00:00
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const u32 port;
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const u32 axis;
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float threshold;
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bool trigger_if_greater;
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const GCAdapter::Adapter* gcadapter;
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};
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2020-06-22 01:50:58 +00:00
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GCButtonFactory::GCButtonFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
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2020-06-22 03:56:56 +00:00
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: adapter(std::move(adapter_)) {}
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2020-06-21 16:36:28 +00:00
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2020-06-22 01:15:58 +00:00
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GCButton::~GCButton() = default;
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2020-06-21 16:36:28 +00:00
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std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::ParamPackage& params) {
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2020-10-14 06:51:14 +00:00
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const auto button_id = params.Get("button", 0);
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const auto port = static_cast<u32>(params.Get("port", 0));
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2020-07-02 19:54:44 +00:00
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2020-10-12 23:11:22 +00:00
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constexpr s32 PAD_STICK_ID = static_cast<s32>(GCAdapter::PadButton::Stick);
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// button is not an axis/stick button
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if (button_id != PAD_STICK_ID) {
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2020-07-25 07:35:40 +00:00
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return std::make_unique<GCButton>(port, button_id, adapter.get());
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2020-07-02 19:54:44 +00:00
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}
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2020-06-21 16:36:28 +00:00
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// For Axis buttons, used by the binary sticks.
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2020-07-02 19:54:44 +00:00
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if (button_id == PAD_STICK_ID) {
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const int axis = params.Get("axis", 0);
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2020-07-02 19:54:44 +00:00
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const float threshold = params.Get("threshold", 0.25f);
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const std::string direction_name = params.Get("direction", "");
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bool trigger_if_greater;
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if (direction_name == "+") {
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trigger_if_greater = true;
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} else if (direction_name == "-") {
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trigger_if_greater = false;
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} else {
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trigger_if_greater = true;
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LOG_ERROR(Input, "Unknown direction {}", direction_name);
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}
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2020-06-22 03:56:56 +00:00
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return std::make_unique<GCAxisButton>(port, axis, threshold, trigger_if_greater,
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adapter.get());
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2020-06-21 16:36:28 +00:00
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}
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2020-07-12 19:41:32 +00:00
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return nullptr;
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2020-06-21 16:36:28 +00:00
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}
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2020-07-12 19:43:05 +00:00
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Common::ParamPackage GCButtonFactory::GetNextInput() const {
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Common::ParamPackage params;
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2020-06-21 22:43:01 +00:00
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GCAdapter::GCPadStatus pad;
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2020-06-23 21:37:15 +00:00
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auto& queue = adapter->GetPadQueue();
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2020-10-12 23:11:22 +00:00
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while (queue.Pop(pad)) {
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// This while loop will break on the earliest detected button
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params.Set("engine", "gcpad");
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params.Set("port", static_cast<s32>(pad.port));
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if (pad.button != GCAdapter::PadButton::Undefined) {
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params.Set("button", static_cast<u16>(pad.button));
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}
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2020-06-23 21:37:15 +00:00
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2020-10-12 23:11:22 +00:00
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// For Axis button implementation
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if (pad.axis != GCAdapter::PadAxes::Undefined) {
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params.Set("axis", static_cast<u8>(pad.axis));
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params.Set("button", static_cast<u16>(GCAdapter::PadButton::Stick));
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params.Set("threshold", "0.25");
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if (pad.axis_value > 0) {
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params.Set("direction", "+");
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} else {
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params.Set("direction", "-");
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2020-06-21 16:36:28 +00:00
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}
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2020-10-12 23:11:22 +00:00
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break;
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2020-06-21 16:36:28 +00:00
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}
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}
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return params;
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}
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void GCButtonFactory::BeginConfiguration() {
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polling = true;
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2020-06-21 22:43:01 +00:00
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adapter->BeginConfiguration();
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2020-06-21 16:36:28 +00:00
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}
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void GCButtonFactory::EndConfiguration() {
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polling = false;
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2020-06-21 22:43:01 +00:00
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adapter->EndConfiguration();
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2020-06-21 16:36:28 +00:00
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}
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class GCAnalog final : public Input::AnalogDevice {
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public:
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2020-12-26 18:17:22 +00:00
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explicit GCAnalog(u32 port_, u32 axis_x_, u32 axis_y_, bool invert_x_, bool invert_y_,
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float deadzone_, float range_, const GCAdapter::Adapter* adapter)
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: port(port_), axis_x(axis_x_), axis_y(axis_y_), invert_x(invert_x_), invert_y(invert_y_),
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deadzone(deadzone_), range(range_), gcadapter(adapter) {}
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2020-06-21 16:36:28 +00:00
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2020-10-14 06:51:14 +00:00
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float GetAxis(u32 axis) const {
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if (gcadapter->DeviceConnected(port)) {
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std::lock_guard lock{mutex};
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2020-10-14 06:51:14 +00:00
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const auto axis_value =
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static_cast<float>(gcadapter->GetPadState(port).axis_values.at(axis));
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return (axis_value) / (100.0f * range);
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2020-07-14 15:23:10 +00:00
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}
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return 0.0f;
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2020-06-21 16:36:28 +00:00
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}
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2020-10-14 06:51:14 +00:00
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std::pair<float, float> GetAnalog(u32 analog_axis_x, u32 analog_axis_y) const {
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float x = GetAxis(analog_axis_x);
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float y = GetAxis(analog_axis_y);
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2020-12-26 18:17:22 +00:00
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if (invert_x) {
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x = -x;
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}
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if (invert_y) {
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y = -y;
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}
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2020-06-21 16:36:28 +00:00
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// Make sure the coordinates are in the unit circle,
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// otherwise normalize it.
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float r = x * x + y * y;
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if (r > 1.0f) {
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r = std::sqrt(r);
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x /= r;
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y /= r;
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}
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2020-06-22 03:56:56 +00:00
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return {x, y};
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2020-06-21 16:36:28 +00:00
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}
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std::tuple<float, float> GetStatus() const override {
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const auto [x, y] = GetAnalog(axis_x, axis_y);
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const float r = std::sqrt((x * x) + (y * y));
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if (r > deadzone) {
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2020-06-22 03:56:56 +00:00
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return {x / r * (r - deadzone) / (1 - deadzone),
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y / r * (r - deadzone) / (1 - deadzone)};
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2020-06-21 16:36:28 +00:00
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}
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2020-06-22 03:56:56 +00:00
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return {0.0f, 0.0f};
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2020-06-21 16:36:28 +00:00
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}
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bool GetAnalogDirectionStatus(Input::AnalogDirection direction) const override {
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const auto [x, y] = GetStatus();
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2020-08-19 08:17:38 +00:00
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const float directional_deadzone = 0.5f;
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2020-06-21 16:36:28 +00:00
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switch (direction) {
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case Input::AnalogDirection::RIGHT:
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return x > directional_deadzone;
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case Input::AnalogDirection::LEFT:
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return x < -directional_deadzone;
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case Input::AnalogDirection::UP:
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return y > directional_deadzone;
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case Input::AnalogDirection::DOWN:
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return y < -directional_deadzone;
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}
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return false;
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}
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private:
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2020-10-14 06:51:14 +00:00
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const u32 port;
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const u32 axis_x;
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const u32 axis_y;
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2020-12-26 18:17:22 +00:00
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const bool invert_x;
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const bool invert_y;
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2020-06-21 16:36:28 +00:00
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const float deadzone;
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2020-07-17 15:56:15 +00:00
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const float range;
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2020-12-26 18:17:22 +00:00
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const GCAdapter::Adapter* gcadapter;
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2020-06-21 16:36:28 +00:00
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mutable std::mutex mutex;
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};
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/// An analog device factory that creates analog devices from GC Adapter
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2020-06-22 01:50:58 +00:00
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GCAnalogFactory::GCAnalogFactory(std::shared_ptr<GCAdapter::Adapter> adapter_)
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2020-06-22 03:56:56 +00:00
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: adapter(std::move(adapter_)) {}
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2020-06-21 16:36:28 +00:00
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/**
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2020-06-21 19:31:57 +00:00
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* Creates analog device from joystick axes
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* @param params contains parameters for creating the device:
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* - "port": the nth gcpad on the adapter
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* - "axis_x": the index of the axis to be bind as x-axis
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* - "axis_y": the index of the axis to be bind as y-axis
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*/
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2020-06-21 16:36:28 +00:00
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std::unique_ptr<Input::AnalogDevice> GCAnalogFactory::Create(const Common::ParamPackage& params) {
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2020-10-14 06:51:14 +00:00
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const auto port = static_cast<u32>(params.Get("port", 0));
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const auto axis_x = static_cast<u32>(params.Get("axis_x", 0));
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const auto axis_y = static_cast<u32>(params.Get("axis_y", 1));
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const auto deadzone = std::clamp(params.Get("deadzone", 0.0f), 0.0f, 1.0f);
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const auto range = std::clamp(params.Get("range", 1.0f), 0.50f, 1.50f);
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2020-12-26 18:17:22 +00:00
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const std::string invert_x_value = params.Get("invert_x", "+");
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const std::string invert_y_value = params.Get("invert_y", "+");
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const bool invert_x = invert_x_value == "-";
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const bool invert_y = invert_y_value == "-";
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2020-06-21 16:36:28 +00:00
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2020-12-26 18:17:22 +00:00
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return std::make_unique<GCAnalog>(port, axis_x, axis_y, invert_x, invert_y, deadzone, range,
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adapter.get());
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2020-06-21 16:36:28 +00:00
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}
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void GCAnalogFactory::BeginConfiguration() {
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polling = true;
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2020-06-21 22:43:01 +00:00
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adapter->BeginConfiguration();
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2020-06-21 16:36:28 +00:00
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}
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void GCAnalogFactory::EndConfiguration() {
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polling = false;
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2020-06-21 22:43:01 +00:00
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adapter->EndConfiguration();
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2020-06-21 16:36:28 +00:00
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}
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Common::ParamPackage GCAnalogFactory::GetNextInput() {
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2020-06-21 22:43:01 +00:00
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GCAdapter::GCPadStatus pad;
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2020-10-12 23:11:22 +00:00
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Common::ParamPackage params;
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2020-06-23 21:37:15 +00:00
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auto& queue = adapter->GetPadQueue();
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2020-10-12 23:11:22 +00:00
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while (queue.Pop(pad)) {
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if (pad.button != GCAdapter::PadButton::Undefined) {
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params.Set("engine", "gcpad");
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params.Set("port", static_cast<s32>(pad.port));
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params.Set("button", static_cast<u16>(pad.button));
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return params;
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}
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if (pad.axis == GCAdapter::PadAxes::Undefined ||
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std::abs(static_cast<float>(pad.axis_value) / 128.0f) < 0.1f) {
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continue;
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}
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// An analog device needs two axes, so we need to store the axis for later and wait for
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// a second input event. The axes also must be from the same joystick.
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const u8 axis = static_cast<u8>(pad.axis);
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if (axis == 0 || axis == 1) {
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analog_x_axis = 0;
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analog_y_axis = 1;
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controller_number = static_cast<s32>(pad.port);
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break;
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}
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if (axis == 2 || axis == 3) {
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analog_x_axis = 2;
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analog_y_axis = 3;
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controller_number = static_cast<s32>(pad.port);
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break;
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}
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if (analog_x_axis == -1) {
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analog_x_axis = axis;
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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;
|
2020-06-21 16:36:28 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
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);
|
2020-12-26 18:17:22 +00:00
|
|
|
params.Set("invert_x", "+");
|
|
|
|
params.Set("invert_y", "+");
|
2020-06-21 16:36:28 +00:00
|
|
|
analog_x_axis = -1;
|
|
|
|
analog_y_axis = -1;
|
|
|
|
controller_number = -1;
|
|
|
|
return params;
|
|
|
|
}
|
|
|
|
return params;
|
|
|
|
}
|
2020-06-21 22:43:01 +00:00
|
|
|
|
2020-10-20 17:55:25 +00:00
|
|
|
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);
|
|
|
|
}
|
|
|
|
|
2020-11-24 05:42:06 +00:00
|
|
|
bool SetRumblePlay(f32 amp_low, [[maybe_unused]] f32 freq_low, f32 amp_high,
|
|
|
|
[[maybe_unused]] f32 freq_high) const override {
|
2020-10-20 17:55:25 +00:00
|
|
|
const auto mean_amplitude = (amp_low + amp_high) * 0.5f;
|
2020-11-19 17:30:52 +00:00
|
|
|
const auto processed_amplitude =
|
|
|
|
static_cast<u8>((mean_amplitude + std::pow(mean_amplitude, 0.3f)) * 0.5f * 0x8);
|
2020-10-20 17:55:25 +00:00
|
|
|
|
|
|
|
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());
|
|
|
|
}
|
|
|
|
|
2020-06-21 16:36:28 +00:00
|
|
|
} // namespace InputCommon
|