public void TestTable(DragTableId id)
{
DragTable table = DragTable.Get(id);
for (int i = 0; i < table.Count; i++)
{
var dataPoint = table[i];
((Action)(() => TestDataPoint(dataPoint, table))).Should().NotThrow();
}
}
public void TestTable(DragTableId id)
{
DragTable table = DragTable.Get(id);
for (int i = 0; i < table.Count; i++)
{
var dataPoint = table[i];
TestDataPoint(dataPoint, table);
}
}
private static TrajectoryPoint[] Calculate(double bc, DragTableId id)
{
var dragTable = new MyDrag();
var ammo = new Ammunition(
weight: new Measurement <WeightUnit>(168, WeightUnit.Grain),
ballisticCoefficient: new BallisticCoefficient(bc, id),
muzzleVelocity: new Measurement <VelocityUnit>(555, VelocityUnit.MetersPerSecond),
bulletDiameter: new Measurement <DistanceUnit>(0.224, DistanceUnit.Inch),
bulletLength: new Measurement <DistanceUnit>(0.9, DistanceUnit.Inch));
//define ACOG scope
var sight = new Sight(
sightHeight: new Measurement <DistanceUnit>(3.5, DistanceUnit.Inch),
verticalClick: new Measurement <AngularUnit>(1.0 / 3.0, AngularUnit.InchesPer100Yards),
horizontalClick: new Measurement <AngularUnit>(1.0 / 3.0, AngularUnit.InchesPer100Yards)
);
//M16 rifling
var rifling = new Rifling(
riflingStep: new Measurement <DistanceUnit>(12, DistanceUnit.Inch),
direction: TwistDirection.Right);
//standard 100 yard ACOG zeroing
var zero = new ZeroingParameters(
distance: new Measurement <DistanceUnit>(50, DistanceUnit.Yard),
ammunition: null,
atmosphere: null
);
//define rifle by sight, zeroing and rifling parameters
var rifle = new Rifle(sight: sight, zero: zero, rifling: rifling);
//define atmosphere
var atmosphere = new Atmosphere(
altitude: new Measurement <DistanceUnit>(0, DistanceUnit.Foot),
pressure: new Measurement <PressureUnit>(29.92, PressureUnit.InchesOfMercury),
pressureAtSeaLevel: false,
temperature: new Measurement <TemperatureUnit>(59, TemperatureUnit.Fahrenheit),
humidity: 0.78);
var calc = new TrajectoryCalculator();
//shot parameters
var shot = new ShotParameters()
{
MaximumDistance = new Measurement <DistanceUnit>(2000, DistanceUnit.Meter),
Step = new Measurement <DistanceUnit>(100, DistanceUnit.Meter),
//calculate sight angle for the specified zero distance
SightAngle = calc.SightAngle(ammo, rifle, atmosphere, id == DragTableId.GC ? dragTable : null)
};
//calculate trajectory
return(calc.Calculate(ammo, rifle, atmosphere, shot, null, id == DragTableId.GC ? dragTable : null));
}
public BallisticCoefficient(string text)
{
Value = 1;
Table = DragTableId.G1;
if (TryParse(text, CultureInfo.InvariantCulture, out double value, out DragTableId table))
{
Value = value;
Table = table;
}
}
/// <summary>
/// Returns the drag table by its identifier
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public static DragTable Get(DragTableId id)
{
return(id switch
{
#pragma warning disable S1121 // Assignments should not be made from within sub-expressions
DragTableId.G1 => gG1 ??= new G1DragTable(),
DragTableId.G2 => gG2 ??= new G2DragTable(),
DragTableId.G5 => gG5 ??= new G5DragTable(),
DragTableId.G6 => gG6 ??= new G6DragTable(),
DragTableId.G7 => gG7 ??= new G7DragTable(),
DragTableId.G8 => gG8 ??= new G8DragTable(),
DragTableId.GS => gGS ??= new GSDragTable(),
#pragma warning restore S1121 // Assignments should not be made from within sub-expressions
_ => throw new ArgumentOutOfRangeException(nameof(id)),
});
public void BallisticCoefficient(int accuracy, double value, DragTableId table, string textValue)
{
using TestForm tf = new TestForm();
var control = tf.AddControl <MeasurementControl.MeasurementControl>(13, 13, 300, 28);
control.MeasurementType = MeasurementType.BallisticCoefficient;
control.DecimalPoints = accuracy;
control.Value = new BallisticCoefficient(value, table);
control.TextValue.Should().Be(textValue + table.ToString());
control.Value = new BallisticCoefficient(1, DragTableId.G1);
control.TextValue.Should().Be("1G1");
control.TextValue = textValue + table.ToString();
control.ValueAs <BallisticCoefficient>().Should().Be(new BallisticCoefficient(double.Parse(textValue), table));
}
public void ToStringAndParse(double value, DragTableId tableId, string format, string expected, double expectedAccuracy)
{
var bc1 = new BallisticCoefficient(value, tableId);
if (format != null)
{
bc1.ToString(format, CultureInfo.InvariantCulture).Should().Be(expected);
}
else
{
bc1.ToString(CultureInfo.InvariantCulture).Should().Be(expected);
}
BallisticCoefficient.TryParse(expected, out BallisticCoefficient bc2).Should().BeTrue();
bc2.Value.Should().BeApproximately(value, expectedAccuracy);
bc2.Table.Should().Be(tableId);
}
public void Zero1(double ballisticCoefficient, DragTableId ballisticTable, double muzzleVelocity, VelocityUnit velocityUnit, double zeroDistance, DistanceUnit distanceUnit, double sightAngle, AngularUnit sightAngleUnit, double sightAngleAccuracy)
{
Ammunition ammunition = new Ammunition(
weight: new Measurement <WeightUnit>(69, WeightUnit.Grain),
muzzleVelocity: new Measurement <VelocityUnit>(muzzleVelocity, velocityUnit),
ballisticCoefficient: new BallisticCoefficient(ballisticCoefficient, ballisticTable)
);
Rifle rifle = new Rifle(
sight: new Sight(sightHeight: new Measurement <DistanceUnit>(3.2, DistanceUnit.Inch), Measurement <AngularUnit> .ZERO, Measurement <AngularUnit> .ZERO),
zero: new ZeroingParameters(distance: new Measurement <DistanceUnit>(zeroDistance, distanceUnit), ammunition: null, atmosphere: null));
Atmosphere atmosphere = new Atmosphere(); //default atmosphere
var sightAngle1 = (new TrajectoryCalculator()).SightAngle(ammunition, rifle, atmosphere);
sightAngle1.In(sightAngleUnit).Should().BeApproximately(sightAngle, sightAngleAccuracy);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="coefficient"></param>
/// <param name="table"></param>
/// <param name="valueType"></param>
public BallisticCoefficient(double coefficient, DragTableId table, BallisticCoefficientValueType valueType)
{
ValueType = valueType;
Value = coefficient;
Table = table;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="value"></param>
/// <param name="table"></param>
public BallisticCoefficient(double value, DragTableId table) : this(value, table, BallisticCoefficientValueType.Coefficient)
{
}
private static bool TryParse(string text, CultureInfo cultureInfo, out double value, out DragTableId table, out BallisticCoefficientValueType valueType)
{
value = 0;
table = DragTableId.G1;
valueType = BallisticCoefficientValueType.Coefficient;
if (text.Length < 3)
{
return(false);
}
if (text[0] == 'F')
{
text = text.Substring(1);
if (text.Length < 3)
{
return(false);
}
valueType = BallisticCoefficientValueType.FormFactor;
}
string tableName = text.Substring(text.Length - 2);
if (!Enum.TryParse <DragTableId>(tableName, out table))
{
return(false);
}
string v = text.Substring(0, text.Length - 2);
return(double.TryParse(v, NumberStyles.Float, cultureInfo, out value));
}
private static bool TryParse(string text, CultureInfo cultureInfo, out double value, out DragTableId table)
{
value = 0;
table = DragTableId.G1;
if (text.Length < 3)
{
return(false);
}
string tableName = text.Substring(text.Length - 2);
if (!Enum.TryParse <DragTableId>(tableName, out table))
{
return(false);
}
string v = text.Substring(0, text.Length - 2);
return(double.TryParse(v, NumberStyles.Float, cultureInfo, out value));
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="coefficient"></param>
/// <param name="table"></param>
public BallisticCoefficient(double coefficient, DragTableId table)
{
Value = coefficient;
Table = table;
}
