AerospaceUtils Module

Directory List

AeroData	AtmosphericCalculations	CAD
ComponentModels	Coord	Demos/AtmosphericCalculations

AeroData

AtmData.mat	Atmospheric data binary file
AtmData.txt	Atmospheric data text file
Cube.obj	OBJ model of a cube with materials data.
NRLMSIS.mat	Data needed by AtmNRLMSISE
SimpleSC.mat	Simple MAT file for demos.

AtmosphericCalculations

AirData	Computes air data based on a simplified standard atmosphere model.
AtmDens1	Computes the atmospheric density using an exponential model.
AtmDens2	Computes the Earth's atmospheric density using scale heights.
AtmDensTitan	Computes the atmospheric density of Titan using a curve fit.
AtmGamma	Computes the ratio of specific heats for air.
AtmJ70	Computes the atmospheric density using Jacchia's 1970 model.
AtmNRLMSISE	NRLMSISE-00 Model 2001
AtmSnd	Computes the speed of sound in the atmosphere.
AtmTemp	Computes the atmospheric temperature using a simplified model.
BaromExp	Computes the barometric exponent.
DiffusionExp	Computes the diffusion exponent.
JacchiaLineberry	Jacchia-Lineberry model of the upper atmosphere.
NeptuneDensity	Compute the atm. density (kg/m^3) on Neptune given the altitude (km)
ReynoldsNumber	Reynold's number as a function of atmospheric density.
SutherlandsLaw	Sutherland's law for dynamic viscosity.
TemperatureStagnation	Compute the stagnation temperature in the earth's atmosphere.
UranusDensity	Compute the atmospheric density on Uranus.

CAD

AddThermalDevices	Add a heater and thermistor to each component.
AreaTriMesh	Computes the area of a triangle mesh.
AutoCADColor	Converts an AutoCAD color into a [r,g,b] color.
BHinge	Compute a transformation matrix from a bHinge data structure.
BinaryToString	Converts a bit array to a string. [1 0 1 0] will become 0101.
BodyPlugIn	Create the CAD body GUI plug in.
BoundingBox	Compute a bounding box for a component
BuildCADModel	Build a model of a spacecraft using repeated calls to this function.
CADColor	Color a CAD Model. This function can be used only to change the colors
CADNotebook	Work with a model using the CAD data structure.
CentroidOBJFile	Computes the centroid of an obj file.
CombineOBJFiles	Combines obj files and writes a new file.
ComponentPlugIn	Create an component GUI plug in.
ComponentPopup	Draw a component
CreateBody	Create a body with hinge data.
CreateCADReport	Creates CAD model report. It will create HTML tables or formatted output.
CreateCADTable	Creates a CAD Report by subystem
CreateComponent	Create a CAD component. This function has a built-in demo.
CreateReport	Creates power and mass reports from a CAD model.
CrossSection	Determine cross-sectional area from CAD model.
DeviceProperties	Generates default properties for specific devices.
Dim	Set the transparency for components of a particular name.
Draw2DViewPlugIn	Draw the spacecraft CAD components in a 2D representation.
DrawPatch	Draw a series of patches.
DrawSCPlanPlugIn	Draw a spacecraft CAD model in a plain 3D box with Gouraud lighting.
DrawSpacecraftPatches	Draw the spacecraft CAD model using patches.
ExportCAD	Export a CAD file to a text file.
ExportDSim	Export fields required by DSim. This routine will create three files.
ExportDXF	Export a DXF file.
ExportOBJ	Export an OBJ file.
ExportVerticesToOBJ	Export an OBJ file.
FindComponents	Find the indices of components containing a particular string
ForceAndTorqueEnvelope	Computes the force and torque envelope. n is the number of samples.
GenericProperties	Generates generic properties for CAD components. The types are:
GetCADVF	Return a single set of vertices "v" and faces "f" for the CAD model.
GetSubsystemMass	Compute the total mass in the requested subsystem
HSRCAD	Finds the visible surfaces given a vertex and face list.
LoadCAD	Load a 3D CAD file. Handles .dxf, .obj and .3DMF files.
MassBudget	Create a mass budget for a flight vehicle.
MassBudgetInput	Create a data structure for MassBudget. Enter parameter pairs.
MatlabColorToObj	Convert Matlab color parameters to obj parameters.
PanelBoxCAD	Build a box with panels.
RotateOBJFile	Rotates and scales an obj file name.obj.
SetCADQuaternion	Set the inertial attitude of a CAD model.
SetCADRotation	Set CAD model rotations using parameter/value pairs.
SetCADState	Set the inertial state of a CAD model.
ShowCAD	Display a stored CAD model in a plain 3D box using DrawSCPlanPlugIn.
SpacecraftPlugIn	Create a Spacecraft GUI plug in.
TesselatePolygon	Tesselate polygons by breaking them into triangles.
TreeBldCAD	Take the CAD data and create the body array for Tree.
TreeDraw	Update the 3D drawing data structure.
TriMesh3DMF	Generate a 3DMF for a trimesh. This function will append ".t3d" to the file.

ComponentModels

AddCubesatComponent	Add a component to a CAD model.
AirCoreTorquerModel	Get vertices and faces for an air core magnetic torquer CAD component.
AntennaPatch	Get vertices and faces for an antenna CAD component.
ArrayPatch	Get vertices and faces for solar array CAD models.
CameraModel	Get CAD vertices and faces for a star camera model.
CircuitBoard	Get vertices and faces for a circuit board CAD model.
CompactPCIChassis	Get vertices and faces for a CompactPCI 3U Chassis CAD component.
DeltaWing	Get vertices and faces for a single or double delta wing CAD model.
Fuselage	Get vertices and faces for a fuselage CAD model.
HallThrusterModel	Get CAD vertices and faces for a Hall thruster.
ICONS	Get CAD vertices and faces for the Integrated Communications and Navigation Sensor.
LAETR308CAD	Generate CAD vertices and faces for a Northrop Grumman TR-308 engine.
LunarModuleFirstStage	Get CAD vertices and faces for a lunar module first stage.
LunarModuleSecondStage	Generates a CAD component for a lunar module ascent stage.
NoseCone	Get CAD vertices and faces for a nose cone.
NuclearReactorModel	Get CAD vertices and faces for an SP-100 based space nuclear reactor.
Panel	Get CAD vertices and faces for a panel in the x, y plane.
PanelFrame	Get CAD vertices and faces for a frame for a honeycomb panel.
PanelWithCenterHole	Get CAD vertices and faces for a panel with a center hole.
PanelWithCutout	Get CAD vertices and faces for a panel with a cutout.
Panels	Draw panels for a spacecraft.
REAModel	Get CAD vertices and faces for General Dynamics REAs.
RWAArray	Get CAD components for an array of four reaction wheels.
RWAModel	Get CAD vertices and properties for a specific RWA model.
RWAPatch	Get CAD vertices for an RWA.
SCMG	Get CAD vertices and faces for a single-axis control moment gyro.
SHELSFlange	Get CAD vertices and faces for the SHELS Flange component.
SHELSInterface	Get vertices and faces for the SHELS Interface CAD components.
SaturnsRings	Get CAD vertices and faces for the rings of Saturn.
SimpleFuselage	Get CAD vertices and faces for a simple fuselage.
SolarWingSupport	Get CAD vertices and faces for a triangle strut for a solar wing.
StarCameraBasicModel	Get vertices and faces for a basic star camera CAD component.
StarCameraModel	Get CAD vertices and faces for various star cameras.
SurfaceOfRevolution	Generate CAD vertices and faces for a surface of revolution about z.
TPlate	Generate CAD vertices and faces for a T-shaped plate.
ThrusterCAD	Get CAD vertices and faces for a thruster model.
ThrusterPatch	Get vertices and faces for a thruster CAD component.
TubeBetweenPoints	Generate CAD vertices and faces for a tube going from x1 to x2
USR30Motor	Generate CAD vertices and faces for a motor model.
Wing	Generate CAD vertices and faces fora Wing.
XenonTank	Generate a Xenon Tank CAD model based on the ETS VIII Tank.
XenonTankSupport	Generate CAD vertices for a Xenon Tank support based on the ETS VIII Tank.

Coord

AzCoElToU	Converts azimuth and coelevation to a unit vector.
AzElRangeRangeDotToRV	Compute r, v from range, range rate, az and el.
AzElToU	Converts azimuth and elevation to a unit vector.
BankAngle	Bank angle computations
CoordinateTransform	Transform between selected coordinate frames and representations.
DownrangeAndAltFromTarget	Finds the altitude and downrange from a target on a planet.
ECEFToLLA	Compute latitude, longitude, altitude from ECEF position.
ECIToEF	Computes the matrix from mean of Aries 2000 to the earth fixed frame.
EFToLatLonAlt	Convert an earth fixed position vector to [latitude;longitude;altitude]
FLagrange	Lagrange point RHS.
Gc2GdLat	Convert geocentric latitude to geodetic latitude.
Gd2GcLat	Convert geodetic latitude to geocentric latitude
HorizonAngle	Angle between the horizon and a vector from rG to rS.
IntersectPlanet	Altitude of the nearest point to a sphere.
LLAToECEF	Compute ECEF position from latitude, longitude, altitude.
LatLonAltToEF	Convert [latitude;longitude;altitude] to an earth fixed position vector.
LatLonToR	Converts geodetic latitude and longitude to r for an ellipsoidal planet.
OmegaLVLH	Generate the LVLH angular rate vector.
Q2RADec	Compute right ascension and declination of a vector from a quaternion.
QAcq	Given at least three vectors computes the initial quaternion.
QAlign	Rotate about a body axis to align a body vector with an inertial vector.
QFrom2U	Finds a quaternion with u1 aligned with u1ECI and u2 close to u2ECI.
QHills	Generate the quaternion that transforms from the ECI to the Hills frame.
QIToBDot	Computes the time derivative of a quaternion.
QLVLH	Generate the quaternions that transform from ECI to LVLH coordinates.
QLatLon	Generate the quaternions that transform from ECI to a lat/long frame
QNadirPoint	Generate a quaternion that points a body vector uB towards nadir.
QRotateToAlign	Rotate about an axis to align "ua" as close as possible to target "ut"
QSLERP	Interpolate a quaternion using the SLERP algorithm.
QToPFTarget	Generate a quaternion to go to a planet fixed lat/long target.
R2LatLon	Computes geocentric latitude and longitude from r
RVToRADec	Computes right ascension and declination and their rates.
RaDec2Q	Right ascension and declination to a quaternion.
RollPitchToQECI	Convert roll, pitch, r and v to QECIToBody
SunAzEl	Approx. azimuth and elevation of the sun for a time and place on earth.
TargetFromRPVD	Finds a target on a planet.
U2AzEl	Converts a unit vector to azimuth and elevation.
U2RADec	Computes the right ascension and declination from a unit vector.

Demos/AtmosphericCalculations

AtmosphereModelCompare	Compares atmosphere models
DataGenNRLMSISE	This file is used to generate data for AtmNRLMSISE.m
NRLMSISTest	This file replicates the test case from:

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