/* * Author: Mihai Stefanescu * Copyright (c) 2018 Intel Corporation. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #pragma once #include namespace upm { enum class PressureUnit { PA, BAR, ATM, TORR, PSI }; /** * @brief Interface for Pressure Measuring Sensors */ class iPressure { public: virtual ~iPressure() {} /** * Measures applied pressure * * @return gets pressure value in Pa */ virtual float getPressure() = 0; /** * Convert pressure value from Pascal(default) to one * of the following: * * 1. Bar * 2. Standard atmosphere * 3. Torr * 4. Pounds per square inch * * @param paValue Pa pressure value * @param unit The pressure unit for the conversion. * @return The converted pressure value */ static float convertPaTo(float paValue, PressureUnit unit) { float convertedValue = paValue; switch (unit) { case PressureUnit::PA: break; case PressureUnit::BAR: convertedValue *= 0.00001f; break; case PressureUnit::ATM: convertedValue *= 0.0000098692f; break; case PressureUnit::TORR: convertedValue *= 0.0075006f; break; case PressureUnit::PSI: convertedValue *= 0.0001450377f; break; default: throw std::invalid_argument("invalid pressure unit"); } return convertedValue; } }; }