void GeneralEngineParameters()
{
GUILayout.BeginHorizontal();
GUILayout.BeginVertical(GUILayout.Width(290));
double chamberPresMPa = engineCalcBase.chamberPresMPa;
double chamberoFRatio = engineCalcBase.chamberOFRatio;
double throatDiam = engineCalcBase.throatDiameter;
double areaRatio = engineCalcBase.areaRatio;
//Power Cycle Dropdown
GUILayout.BeginHorizontal();
GUILayout.Label("Power Cycle:", GUILayout.Width(125));
powerCycleDropdown.GUIDropDownDisplay();
GUILayout.EndHorizontal();
//Mixture Dropdown
GUILayout.BeginHorizontal();
GUILayout.Label("Propellants:", GUILayout.Width(125));
biPropellantConfigs.GUIDropDownDisplay();
GUILayout.EndHorizontal();
//O/F Ratio
chamberoFRatio = GUIUtils.TextEntryForDoubleWithButtons("Chamber O/F Ratio:", 125, chamberoFRatio, 0.01, 0.1, 50);
//Chamber Pressure
chamberPresMPa = GUIUtils.TextEntryForDoubleWithButtons("Chamber Pres, MPa:", 125, chamberPresMPa, 0.1, 1.0, 50);
//Throat Diameter
throatDiam = GUIUtils.TextEntryForDoubleWithButtons("Throat Diam, m:", 125, throatDiam, 0.01, 0.1, 50);
//Area Ratio
areaRatio = GUIUtils.TextEntryForDoubleWithButtons("Expansion Ratio:", 125, areaRatio, 0.1, 1.0, 50);
engineCalcBase.SetEngineProperties(biPropellantConfigs.ActiveSelection, chamberoFRatio, chamberPresMPa, areaRatio, throatDiam);
GUILayout.EndVertical();
GUILayout.BeginVertical(GUILayout.Width(290));
//Vac Thrust
GUILayout.BeginHorizontal();
GUILayout.Label("Vacuum Thrust: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.thrustVac.ToString("F3") + " kN");
GUILayout.EndHorizontal();
//SL Thrust
GUILayout.BeginHorizontal();
GUILayout.Label("Sea Lvl Thrust: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.thrustSL.ToString("F3") + " kN");
GUILayout.EndHorizontal();
//Vac Isp
GUILayout.BeginHorizontal();
GUILayout.Label("Vacuum Isp: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.specImpulseVac.ToString("F3") + " s");
GUILayout.EndHorizontal();
//SL Isp
GUILayout.BeginHorizontal();
GUILayout.Label("Sea Lvl Isp: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.specImpulseSL.ToString("F3") + " s");
GUILayout.EndHorizontal();
//Total Mass Flow
GUILayout.BeginHorizontal();
GUILayout.Label("Overall O/F: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.overallOFRatio.ToString("F3"));
GUILayout.EndHorizontal();
//Exit Diameter
GUILayout.BeginHorizontal();
GUILayout.Label("Nozzle Exit Diam: ", GUILayout.Width(125));
GUILayout.Label(engineCalcBase.nozzleDiameter.ToString("F3") + " m");
GUILayout.EndHorizontal();
GUILayout.EndVertical();
GUILayout.EndHorizontal();
}