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# Index of Nodes

This index provides additional information on all the nodes used in this primer, as well as other components you might find useful. This is just an introduction to some of the 500 nodes available in Dynamo.

| CREATE | |

| Color.ByARGB
Construct a color by alpha, red, green, and blue components. | |

| Color Range
Get a color from a color gradient between a start color and an end color. | |

| ACTIONS | |

| Color.Brightness
Gets the brightness value for this color. | |

| Color.Components
Lists the components for the color in the order: alpha, red, green, blue. | |

| Color.Saturation
Gets the saturation value for this color | |

| Color.Hue
Gets the hue value for this color. | |

| QUERY | |

| Color.Alpha
Find the alpha component of a color, 0 to 255. | |

| Color.Blue
Find the blue component of a color, 0 to 255. | |

| Color.Green
Find the green component of a color, 0 to 255. | |

| Color.Red
Find the red component of a color, 0 to 255. | |

| CREATE | |

| GeometryColor.ByGeometryColor
Displays geometry using a color. | |

| ACTIONS | |

| View.Watch
Visualize the output of node. | |

| View.Watch 3D
Shows a dynamic preview of geometry. | |

| ACTIONS | |

| Boolean
Selection between a true and false. | |

| Code Block
Allows for DesignScript code to be authored directly. | |

| Directory Path
Allows you to select a directory on the system to get its path | |

| File Path
Allows you to select a file on the system to get its filenam | |

| Integer Slider
A slider that produces integer values. | |

| Number
Creates a number. | |

| Number Slider
A slider that produces numeric values. | |

| String
Creates a string. | |

| Object.IsNull
Determines if the given object is null. | |

| CREATE | |

| List.Create
Makes a new list out of the given inputs. | |

| List.Combine
Applies a combinator to each element in two sequences | |

| Number Range
Creates a sequence of numbers in the specified range | |

| Number Sequence
Creates a sequence of numbers. | |

| ACTIONS | |

| List.Chop
Chop a list into a set of lists each containing the given amount of items. | |

| List.Count
Returns the number of items stored in the given list. | |

| List.Flatten
Flattens a nested list of lists by a certain amount. | |

| List.FilterByBoolMask
Filters a sequence by looking up corresponding indices in a separate list of booleans. | |

| List.GetItemAtIndex
Gets an item from the given list that's located at the specified index. | |

| List.Map
Applies a function over all elements of a list, generating a new list from the results | |

| List.Reverse
Creates a new list containing the items of the given list but in reverse order | |

| List.ReplaceItemAtIndex
Replace an item from the given list that's located at the specified index | |

| List.ShiftIndices
Shifts indices in the list to the right by the given amount | |

| List.TakeEveryNthItem
Fetches items from the given list at indices that are multiples of the given value, after the given offset. | |

| List.Transpose
Swaps rows and columns in a list of lists. If there are some rows that are shorter than others, null values are inserted as place holders in the resultant array such that it is always rectangular | |

| ACTIONS | |

| If
Conditional statement. Checks the boolean value of the test input. If the test input is true, the result outputs the true input, otherwise the result outputs the false input. | |

| ACTIONS | |

| Math.Cos
Fines the cosine of an angle. | |

| Math.DegreesToRadians
Converts an angle in degrees to an angle in radians. | |

| Math.Pow
Raises a number to the specified power. | |

| Math.RadiansToDegrees
Converts an angle in radians to an angle in degrees. | |

| Math.RemapRange
Adjusts the range of a list of numbers while preserving the distribution ratio. | |

| Math.Sin
Finds the sine of an angle. | |

| Formula
Evaluates mathematical formulas. Uses NCalc for evaluation. See http://ncalc.codeplex.com | |

| Map
Maps a value into an input range | |

| ACTIONS | |

| String.Concat
Concatenates multiple strings into a single string. | |

| String.Contains
Determines if the given string contains the given substring. | |

| String.Join
Concatenates multiple strings into a single string, inserting the given separator between each joined string. | |

| String.Split
Divides a single string into a list of strings, with divisions determined by the given separater strings. | |

| String.ToNumber
Converts a string to an integer or a double. | |

| CREATE | |

| Circle.ByCenterPointRadius
Creates a Circle with input center Point and radius in the world XY plane, with world Z as normal. | |

| Circle.ByPlaneRadius
Create a Circle centered at the input Plane origin (root), lying in the input Plane, with given radius. | |

| CREATE | |

| CoordinateSystem.ByOrigin
Create a CoordinateSystem with origin at input Point, with X and Y Axes set as WCS X and Y axes | |

| CoordinateSystem.ByCyclindricalCoordinates
Creates a CoordinateSystem at the specified cylindrical coordinate parameters with respet to the specified coordinate system | |

| CREATE | |

| Cuboid.ByLengths
Create a Cuboid centered at WCS origin, with width, length, and height. | |

| Cuboid.ByLengths (origin)Create a Cuboid centered at input Point, with specified width, length, and height. | |

| Cuboid.ByLengths (coordinateSystem)Create a Cuboid centered at WCS origin, with width, length, and height. | |

| Cuboid.ByCornersCreate a Cuboid spanning from low Point to high Point. | |

| Cuboid.LengthReturn the input dimensions of the Cuboid, NOT the actual world space dimensions. ** | |

| Cuboid.WidthReturn the input dimensions of the Cuboid, NOT the actual world space dimensions. ** | |

| Cuboid.HeightReturn the input dimensions of the Cuboid, NOT the actual world space dimensions. ** | |

| BoundingBox.ToCuboidGet the Bounding Box as a solid Cuboid | |

**In other words, if you create a Cuboid width (X-axis) length 10, and transform it to a CoordinateSystem with 2 times scaling in X, the width will still be 10. ASM does not allow you to extract the Vertices of a body in any predictable order, so it is impossible to determine the dimensions after a transform.

| ACTIONS | |

| Curve.Extrude (distance)
Extrudes a Curve in the normal Vector direction. | |

| Curve.PointAtParameter
Get a Point on the Curve at a specified parameter between StartParameter() and EndParameter(). | |

| ACTIONS | |

| Geometry.DistanceTo
Obtain the distance from this Ge ometry to another. | |

| Geometry.Explode
Separates compound or non-separated elements into their component parts | |

| Geometry.ImportFromSAT
List of imported geometries | |

| Geometry.Rotate (basePlane)
Rotates an object around the Plane origin and normal by a specified degree. | |

| Geometry.Translate
Translates any geometry type by the given distance in the given direction. | |

| CREATE | |

| Line.ByBestFitThroughPoints
Creates a Line best approximating a scatter plot of Points. | |

| Line.ByStartPointDirectionLength
Create a straight Line starting at Point, extending in Vector direction by specified length. | |

| Line.ByStartPointEndPoint
Creates a straight Line between two input Points. | |

| Line.ByTangency
Create a Line tangent to the input Curve, positioned at the parameter Point of the input Curve. | |

| QUERY | |

| Line.Direction
The direction of the Curve. | |

| Create | |

| NurbsCurve.ByControlPoints
Create a BSplineCurve by using explicit control points. | |

| NurbsCurve.ByPoints
Create a BSplineCurve by interpolating between points | |

| Create | |

| NurbsSurface.ByControlPoints
Create a NurbsSurface by using explicit control Points with specified U and V degrees. | |

| NurbsSurface.ByPoints
Creates a NurbsSurface with specified interpolated points and U and V degrees. The resultant surface will pass through all of the points. | |

| CREATE | |

| Plane.ByOriginNormal
Create a Plane centered at root Point, with input normal Vector. | |

| Plane.XY
Creates a plane in the world XY | |

| CREATE | |

| Point.ByCartesianCoordinates
Form a Point in th egiven coordinate system with 3 cartesian coordinates | |

| Point.ByCoordinates (2d)
Form a Point in the XY plane given two 2 Cartesian coordinates. The Z component is 0. | |

| Point.ByCoordinates (3d)
Form a Point given 3 Cartesian coordinates. | |

| Point.Origin
Get the Origin point (0,0,0) | |

| ACTIONS | |

| Point.Add
Add a vector to a point. The same as Translate (Vector). | |

| QUERY | |

| Point.X
Get the X component of a point | |

| Point.Y
Get the Y component of a point | |

| Point.Z
Get the Z component of a point | |

| CREATE | |

| Polycurve.ByPoints
Make PolyCurve from sequence of lines connecting points. For closed curve last point should be in the same location as the start point. | |

| CREATE | |

| Rectangle.ByWidthLength (Plane)
Create a Rectangle centered at input Plane root, with input width (Plane X axis length) and (Plane Y axis length). | |

| CREATE | |

| Sphere.ByCenterPointRadius
Create a Solid Sphere centered at the input Point, with given radius. | |

| CREATE | |

| Surface.ByLoft
Create a Surface by lofting between input cross section Curves | |

| Surface.ByPatch
Create a Surface by filling in the interior of a closed boundary defined by input Curves. | |

| ACTIONS | |

| Surface.Offset
Offset Surface in direction of Surface normal by specified distance | |

| Surface.PointAtParameter
Return the Point at a specified U and V parameters. | |

| Surface.Thicken
Thicken Surface into a Solid, extruding in the direction of Surface normals on both sides of the Surface. | |

| CREATE | |

| UV.ByCoordinates
Create a UV from two doubles. | |

| CREATE | |

| Vector.ByCoordinates
Form a Vector by 3 Euclidean coordinates | |

| Vector.XAxis
Gets the canonical X axis Vector (1,0,0) | |

| Vector.YAxis
Gets the canonical Y axis Vector (0,1,0) | |

| Vector.ZAxis
Gets the canonical Z axis Vector (0,0,1) | |

| ACTIONS | |

| Vector.Normalized
Get the normalized version of a vector | |

| CREATE | |

| CoordinateSystem.ByOrigin
Create a CoordinateSystem with origin at input Point, with X and Y Axes set as WCS X and Y axes | |

| CoordinateSystem.ByCyclindricalCoordinates
Creates a CoordinateSystem at the specified cylindrical coordinate parameters with respet to the specified coordinate system | |

| +
Addition | |

| -
Subtraction | |

| *
Multiplication | |

| /
Division | |

| %
Modular Division finds the remainder of the first input after dividing by the second input | |

| <
Less Than | |

| >
Greater Than | |

| ==
Equality tests for equality between two values. | |

Last modified 7mo ago