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213 lines
5.9 KiB
C++
213 lines
5.9 KiB
C++
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "common/settings.h"
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#include "input_common/input_engine.h"
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#include "input_common/input_mapping.h"
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namespace InputCommon {
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MappingFactory::MappingFactory() = default;
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void MappingFactory::BeginMapping(Polling::InputType type) {
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is_enabled = true;
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input_type = type;
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input_queue.Clear();
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first_axis = -1;
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second_axis = -1;
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}
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Common::ParamPackage MappingFactory::GetNextInput() {
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Common::ParamPackage input;
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input_queue.Pop(input);
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return input;
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}
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void MappingFactory::RegisterInput(const MappingData& data) {
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if (!is_enabled) {
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return;
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}
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if (!IsDriverValid(data)) {
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return;
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}
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switch (input_type) {
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case Polling::InputType::Button:
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RegisterButton(data);
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return;
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case Polling::InputType::Stick:
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RegisterStick(data);
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return;
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case Polling::InputType::Motion:
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RegisterMotion(data);
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return;
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default:
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return;
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}
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}
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void MappingFactory::StopMapping() {
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is_enabled = false;
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input_type = Polling::InputType::None;
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input_queue.Clear();
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}
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void MappingFactory::RegisterButton(const MappingData& data) {
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Common::ParamPackage new_input;
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new_input.Set("engine", data.engine);
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if (data.pad.guid.IsValid()) {
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new_input.Set("guid", data.pad.guid.RawString());
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}
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new_input.Set("port", static_cast<int>(data.pad.port));
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new_input.Set("pad", static_cast<int>(data.pad.pad));
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switch (data.type) {
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case EngineInputType::Button:
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// Workaround for old compatibility
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if (data.engine == "keyboard") {
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new_input.Set("code", data.index);
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break;
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}
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new_input.Set("button", data.index);
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break;
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case EngineInputType::HatButton:
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new_input.Set("hat", data.index);
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new_input.Set("direction", data.hat_name);
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break;
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case EngineInputType::Analog:
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// Ignore mouse axis when mapping buttons
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if (data.engine == "mouse" && data.index != 4) {
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return;
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}
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new_input.Set("axis", data.index);
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new_input.Set("threshold", 0.5f);
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break;
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default:
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return;
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}
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input_queue.Push(new_input);
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}
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void MappingFactory::RegisterStick(const MappingData& data) {
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Common::ParamPackage new_input;
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new_input.Set("engine", data.engine);
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if (data.pad.guid.IsValid()) {
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new_input.Set("guid", data.pad.guid.RawString());
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}
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new_input.Set("port", static_cast<int>(data.pad.port));
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new_input.Set("pad", static_cast<int>(data.pad.pad));
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// If engine is mouse map the mouse position as a joystick
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if (data.engine == "mouse") {
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new_input.Set("axis_x", 0);
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new_input.Set("axis_y", 1);
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new_input.Set("threshold", 0.5f);
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new_input.Set("range", 1.0f);
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new_input.Set("deadzone", 0.0f);
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input_queue.Push(new_input);
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return;
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}
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switch (data.type) {
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case EngineInputType::Button:
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case EngineInputType::HatButton:
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RegisterButton(data);
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return;
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case EngineInputType::Analog:
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if (first_axis == data.index) {
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return;
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}
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if (first_axis == -1) {
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first_axis = data.index;
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return;
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}
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new_input.Set("axis_x", first_axis);
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new_input.Set("axis_y", data.index);
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new_input.Set("threshold", 0.5f);
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new_input.Set("range", 0.95f);
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new_input.Set("deadzone", 0.15f);
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break;
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default:
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return;
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}
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input_queue.Push(new_input);
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}
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void MappingFactory::RegisterMotion(const MappingData& data) {
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Common::ParamPackage new_input;
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new_input.Set("engine", data.engine);
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if (data.pad.guid.IsValid()) {
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new_input.Set("guid", data.pad.guid.RawString());
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}
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new_input.Set("port", static_cast<int>(data.pad.port));
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new_input.Set("pad", static_cast<int>(data.pad.pad));
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// If engine is mouse map it automatically to mouse motion
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if (data.engine == "mouse") {
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new_input.Set("motion", 0);
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new_input.Set("pad", 1);
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input_queue.Push(new_input);
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return;
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}
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switch (data.type) {
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case EngineInputType::Button:
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case EngineInputType::HatButton:
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RegisterButton(data);
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return;
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case EngineInputType::Analog:
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if (first_axis == data.index) {
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return;
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}
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if (second_axis == data.index) {
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return;
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}
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if (first_axis == -1) {
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first_axis = data.index;
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return;
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}
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if (second_axis == -1) {
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second_axis = data.index;
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return;
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}
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new_input.Set("axis_x", first_axis);
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new_input.Set("axis_y", second_axis);
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new_input.Set("axis_z", data.index);
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new_input.Set("range", 1.0f);
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new_input.Set("deadzone", 0.20f);
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break;
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case EngineInputType::Motion:
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new_input.Set("motion", data.index);
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break;
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default:
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return;
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}
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input_queue.Push(new_input);
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}
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bool MappingFactory::IsDriverValid(const MappingData& data) const {
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// Only port 0 can be mapped on the keyboard
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if (data.engine == "keyboard" && data.pad.port != 0) {
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return false;
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}
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// Only port 0 can be mapped on the mouse
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if (data.engine == "mouse" && data.pad.port != 0) {
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return false;
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}
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// To prevent mapping with two devices we disable any UDP except motion
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if (!Settings::values.enable_udp_controller && data.engine == "cemuhookudp" &&
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data.type != EngineInputType::Motion) {
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return false;
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}
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// The following drivers don't need to be mapped
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if (data.engine == "touch_from_button") {
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return false;
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}
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if (data.engine == "analog_from_button") {
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return false;
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}
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return true;
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}
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} // namespace InputCommon
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