Polygon and Polyline Object Examples

These objects can be used as underlying structures for other objects (such as when texture-mapping an image onto a polygon), or can create an independent 3-dimensional visualization of data as shown in the following examples:

Mapping an Image Object onto a Sphere

"Creating a Surface Mesh of an ROI Group" (Image Processing in IDL)

Polylines and polygons can also be used in plotting to represent plot data or support the display of plot data as shown in the following examples:

"DENDROGRAM" (IDL Reference Guide) contains an example that uses an IDLgrPolyline

Custom Image Object Annotations uses polylines and polygons to construct a custom legend colorbar