Point cloud courtesy of sigeom sa
Sorvilier
Trees
Point cloud of a small section in Sorvilier, Switzerland.
Courtesy of sigeom.sa
About Annotations
  • Click on the annotation label to move a predefined view.
  • Click on the icon to execute the specified action.
  • In this case, the action will bring you to another scene and point cloud.
About Annotations 2
Suitable annotation positions and views can be obtained by looking up the current camera position and target in the "Scene" panel, or by evaluating following lines in your browser's developer console:

viewer.scene.view.position
viewer.scene.view.getPivot()
About Annotations 1
Annotations mark and describe locations. They can move users to a predefined location on click, and provide action buttons to offer easily accessible functionality at certain points of interest.
About Annotations 2
Suitable annotation positions and views can be obtained by looking up the current camera position and target in the "Scene" panel, or by evaluating following lines in your browser's developer console:

viewer.scene.view.position
viewer.scene.view.getPivot()
Actions: 
This annotation has actions that switch between elevation and color rendering modes.