CONVERT_COORD - Transforms coordinates to and from the coordinate systems supported by IDL.(Direct Graphics)
COORD2TO3 - Returns 3D data coordinates given normalized screen coordinates.
CROSSP - Sets up 3D transformations.
CV_COORD - Converts 2D and 3D coordinates between coordinate systems.
IDLgrLight - Represents a source of illumination for three-dimensional graphic objects.
IDLgrModel - Represents a graphical item or group of items that can be transformed (rotated, scaled, and/or translated).
IDLgrScene - Represents the entire scene to be drawn and serves as a container of IDLgrView or IDLgrViewgroup objects.
IDLgrView - Represents a rectangular area in which graphics objects are drawn.
IDLgrViewgroup - Represents a simple container object, very similar to the IDLgrScene object, but can contain objects without a Draw method in addition to IDLgrView objects.
IDLgrWindow - Represents an on-screen area on a display device that serves as a graphics destination.
SCALE3 - Sets up axis ranges and viewing angles for 3D plots.
SCALE3D - Scales 3D unit cube into the viewing area. (Direct Graphics)
SET_SHADING - Sets the light source shading parameters. (Direct Graphics)
SURFR - Sets up 3D transformations by duplicating rotation, translation, and scaling of SURFACE. (Direct Graphics)
T3D - Performs various 3D transformations. (Direct Graphics)
VERT_T3D - Transforms a 3D array by a 4x4 transformation matrix.
VOXEL_PROJ - Generates volume visualizations using voxel technique. (Direct Graphics)
COMPUTE_MESH_NORMALS - Computes normal vectors for a set of polygons described by the input array.
IDLgrPolygon - Represents one or more polygons that share a given set of vertices and rendering attributes.
MESH_CLIP - Clips a polygonal mesh to an arbitrary plane in space and returns a polygonal mesh of the remaining portion.
MESH_DECIMATE - Reduces the density of geometry while preserving as much of the original data as possible.
MESH_ISSOLID - Computes various mesh properties and enables IDL to determine if a mesh encloses space (is a solid).
MESH_MERGE - Merges two polygonal meshes.
MESH_NUMTRIANGLES - Computes the number of triangles in a polygonal mesh.
MESH_OBJ - Generates a polygon mesh for various simple objects.
MESH_SMOOTH - Performs spatial smoothing on a polygon mesh.
MESH_SURFACEAREA - Computes various mesh properties to determine the mesh surface area, including integration of other properties interpolated on the surface of the mesh.
MESH_VALIDATE - Checks for NaN values in vertices, removes unused vertices, and combines close vertices.
MESH_VOLUME - Computes the volume that the mesh encloses.
POLYSHADE - Creates a shaded surface representation from a set of polygons. (Direct Graphics)
CONTOUR - Draws a two-dimensional contour plot for a 2D array of data.
CONTOUR Procedure - Draws a contour plot. (Direct Graphics)
ICONTOUR - Creates an iTool and associated user interface (UI) configured to display and manipulate contour data. (iTools)
IDLgrContour - Draws a contour plot from data stored in a rectangular array or from a set of unstructured points.
IDLgrSurface - Represents a shaded or vector representation of a mesh grid.
IMAGE_STATISTICS - Overlays an image with a contour plot.
ISURFACE - Creates an iTool and associated user interface (UI) configured to display and manipulate surface data. (iTools)
MIN_CURVE_SURF - Interpolates points with a minimum curvature surface or a thin-plate-spline surface. Useful with CONTOUR.
POLAR_CONTOUR - Draws a contour plot from data in polar coordinates. (Direct Graphics)
SHADE_SURF - Creates a shaded-surface representation of gridded data. (Direct Graphics)
SHADE_SURF_IRR - Creates a shaded-surface representation of an irregularly gridded dataset. (Direct Graphics)
SHOW3 - Displays array as image, surface plot, and contour plot simultaneously. (Direct Graphics)
SURFACE- Draws a three-dimensional surface for a 2D array of data.
SURFACE Procedure - Plots an array as a surface. (Direct Graphics)
IDLgrTessellator - Decomposes a polygon description into a set of triangles to convert complex and/or concave polygons into a convex form suitable for drawing with the IDLgrPolygon object.
TETRA_CLIP - Clips a tetrahedral mesh to an arbitrary plane in space and returns a tetrahedral mesh of the remaining portion.
TETRA_SURFACE - Extracts a polygonal mesh as the exterior surface of a tetrahedral mesh.
TETRA_VOLUME - Computes properties of tetrahedral mesh array.
FLOW3 - Draws lines representing a 3D flow/velocity field.
INTERPOL - Performs linear interpolation on vectors.
IVECTOR - Creates an iTool and associated user interface (UI) configured to display and manipulate vector data. (iTools)
PARTICLE_TRACE - Traces the path of a massless particle through a vector field.
STREAMLINE - Draws a streamline plot.
STREAMLINE Procedure = Generates the visualization graphics from a path. (Direct Graphics)
VECTOR - Draws a plot of either vectors or wind barbs.
VECTOR_FIELD - Places colored, oriented vectors of specified length at each vertex in an input vertex array.
VERT_T3D - Draws a velocity (flow) field with streamlines.
EXTRACT_SLICE - Returns 2D planar slice extracted from volume.
IDLgrVolume - Represents a mapping from a 3D array of data to a 3D array of voxel colors, which, when drawn, are projected to two dimensions.
IDLgrVRML - Saves the contents of an Object Graphics hierarchy into a VRML 2.0 format file.
INTERVAL_VOLUME - Generates a tetrahedral mesh from volumetric data.
ISOSURFACE - Returns topologically consistent triangles by using oriented tetrahedral decomposition.
IVOLUME - Creates an iTool and associated user interface (UI) configured to display and manipulate volume data. (iTools)
PROJECT_VOL - Returns a translucent rendering of a volume projected onto a plane.
QGRID3 - Interpolates the dependent variable values to points in a regularly sampled volume.
QHULL - Constructs convex hulls, Delaunay triangulations, and Voronoi diagrams.
RECON3 - Reconstructs a 3D representation of an object from 2D images.
SEARCH3D - Finds “objects” or regions of similar data values within a volume.
SHADE_VOLUME - Contours a volume to create a list of vertices and polygons that can be displayed using POLYSHADE. (Direct Graphics)
SLICER3 - Interactive volume visualization tool. (Direct Graphics)
VOXEL_PROJ - Generates volume visualizations using voxel technique. (Direct Graphics)
XOBJVIEW - Displays object viewer widget.
XOBJVIEW_ROTATE - Programmatically rotate the object currently displayed in XOBJVIEW.
XOBJVIEW_WRITE_IMAGE - Write the object currently displayed in XOBJVIEW to an image file.
XVOLUME - Utility for viewing and interactively manipulating volumes and isosurfaces.