💿🐜 Antkeeper source code
https://antkeeper.com
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189 lines
7.0 KiB
189 lines
7.0 KiB
/*
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* Copyright (C) 2021 Christopher J. Howard
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*
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* This file is part of Antkeeper source code.
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*
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* Antkeeper source code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Antkeeper source code is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "controls.hpp"
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#include "resources/resource-manager.hpp"
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#include <fstream>
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namespace game {
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std::string gamepad_calibration_path(const game::context* ctx, const input::gamepad* gamepad)
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{
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return "gamepad-" + gamepad->get_guid() + ".json";
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}
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json default_gamepad_calibration()
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{
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const float activation_min = 0.15f;
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const float activation_max = 0.98f;
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const bool deadzone_cross = false;
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const float deadzone_roundness = 1.0f;
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const std::string response_curve = "linear";
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json calibration;
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calibration["leftx_activation"] = {activation_min, activation_max};
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calibration["lefty_activation"] = {activation_min, activation_max};
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calibration["rightx_activation"] = {activation_min, activation_max};
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calibration["righty_activation"] = {activation_min, activation_max};
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calibration["lefttrigger_activation"] = {activation_min, activation_max};
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calibration["righttrigger_activation"] = {activation_min, activation_max};
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calibration["leftx_response_curve"] = response_curve;
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calibration["lefty_response_curve"] = response_curve;
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calibration["rightx_response_curve"] = response_curve;
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calibration["righty_response_curve"] = response_curve;
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calibration["lefttrigger_response_curve"] = response_curve;
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calibration["righttrigger_response_curve"] = response_curve;
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calibration["left_deadzone_cross"] = deadzone_cross;
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calibration["right_deadzone_cross"] = deadzone_cross;
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calibration["left_deadzone_roundness"] = deadzone_roundness;
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calibration["right_deadzone_roundness"] = deadzone_roundness;
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return calibration;
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}
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json* load_gamepad_calibration(game::context* ctx, input::gamepad* gamepad)
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{
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// Determine path to gamepad calibration file
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std::string filepath = gamepad_calibration_path(ctx, gamepad);
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// Load gamepad calibration file
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json* calibration = ctx->resource_manager->load<json>(filepath);
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return calibration;
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}
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bool save_gamepad_calibration(const game::context* ctx, const input::gamepad* gamepad, const json& calibration)
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{
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// Determine path to gamepad calibration file
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std::string filepath = ctx->controls_path + gamepad_calibration_path(ctx, gamepad);
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// Open calibration file
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std::ofstream stream;
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stream.open(filepath);
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if (!stream)
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return false;
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// Write calibration to file
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stream << calibration.dump(1, '\t');
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if (stream.bad())
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{
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stream.close();
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return false;
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}
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// Close calibration file
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stream.close();
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return true;
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}
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void apply_gamepad_calibration(input::gamepad* gamepad, const json& calibration)
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{
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// Parse and apply activation thresholds
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if (calibration.contains("leftx_activation"))
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{
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float min = calibration["leftx_activation"][0].get<float>();
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float max = calibration["leftx_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::left_x, min, max);
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}
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if (calibration.contains("lefty_activation"))
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{
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float min = calibration["lefty_activation"][0].get<float>();
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float max = calibration["lefty_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::left_y, min, max);
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}
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if (calibration.contains("rightx_activation"))
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{
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float min = calibration["rightx_activation"][0].get<float>();
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float max = calibration["rightx_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::right_x, min, max);
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}
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if (calibration.contains("righty_activation"))
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{
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float min = calibration["righty_activation"][0].get<float>();
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float max = calibration["righty_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::right_y, min, max);
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}
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if (calibration.contains("lefttrigger_activation"))
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{
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float min = calibration["lefttrigger_activation"][0].get<float>();
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float max = calibration["lefttrigger_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::left_trigger, min, max);
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}
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if (calibration.contains("righttrigger_activation"))
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{
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float min = calibration["righttrigger_activation"][0].get<float>();
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float max = calibration["righttrigger_activation"][1].get<float>();
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gamepad->set_activation_threshold(input::gamepad_axis::right_trigger, min, max);
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}
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// Parse and apply deadzone shapes
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if (calibration.contains("left_deadzone_cross"))
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gamepad->set_left_deadzone_cross(calibration["left_deadzone_cross"].get<bool>());
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if (calibration.contains("right_deadzone_cross"))
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gamepad->set_right_deadzone_cross(calibration["right_deadzone_cross"].get<bool>());
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if (calibration.contains("left_deadzone_roundness"))
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gamepad->set_left_deadzone_roundness(calibration["left_deadzone_roundness"].get<float>());
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if (calibration.contains("right_deadzone_roundness"))
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gamepad->set_right_deadzone_roundness(calibration["right_deadzone_roundness"].get<float>());
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auto parse_response_curve = [](const std::string& curve) -> input::gamepad_response_curve
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{
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if (curve == "square")
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return input::gamepad_response_curve::square;
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else if (curve == "cube")
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return input::gamepad_response_curve::cube;
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return input::gamepad_response_curve::linear;
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};
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// Parse and apply axis response curves
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if (calibration.contains("leftx_response_curve"))
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{
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auto curve = parse_response_curve(calibration["leftx_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::left_x, curve);
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}
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if (calibration.contains("lefty_response_curve"))
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{
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auto curve = parse_response_curve(calibration["lefty_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::left_y, curve);
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}
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if (calibration.contains("rightx_response_curve"))
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{
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auto curve = parse_response_curve(calibration["rightx_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::right_x, curve);
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}
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if (calibration.contains("righty_response_curve"))
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{
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auto curve = parse_response_curve(calibration["righty_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::right_y, curve);
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}
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if (calibration.contains("lefttrigger_response_curve"))
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{
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auto curve = parse_response_curve(calibration["lefttrigger_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::left_trigger, curve);
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}
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if (calibration.contains("righttrigger_response_curve"))
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{
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auto curve = parse_response_curve(calibration["righttrigger_response_curve"].get<std::string>());
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gamepad->set_response_curve(input::gamepad_axis::right_trigger, curve);
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}
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}
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} // namespace game
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