Webviewer

The Photogram Webviewer is an inhouse developed tool that allows you to view the Pointclouds that were generated from your Images/Videos/Laserscan-Files. It provides you with many tools that you can use to make measurements within your 3D Pointcloud.

Controls/Camera

Controls

• Orbit: The Camera will rotate around a point you choose. Double click to select a point and use your mouse to rotate around. Use the mouse wheel to zoom in and out.
• FPV: You can control the Camera with the WASD keys on you keyboard. Use you mouse to look around. Use Space to ascend and Shift to descend.

Camera

• View: The default camera.
• Ortho: An ortographic view. It doesn't matter how far away objects are from the camera. All objects are displayed in their actual size, without regard to the distance to the camera.

Tools

Name	Description	Usage	Icon
Point	Set points and display their coordinates	Left Mouse Click - Right Mouse Click to cancel
Distance	Use this tool to display the distance between two points	"
2D Area	Display the area of a 2D plane within the points you set	"
3D Area	Display the area of a 3D surface withing the points you set	This Tool has two steps: Draw a border for your area with left clicks first and lock in the area with a right click. Add points to the area using left clicks and finalize the measurement with a right click.
Profile	Display the 2D profile (cross-section) along a line you set	Set points using left click and finalize the measurement with a right click.
Clip	Create your own visibility volume that you can resize and move around. Useful for cross-sections	Place the cube on the pointcloud and resize it by clicking and dragging the circles move it around by clicking and draggine the lines outside of the circles. Rotate it by clicking and dragging the circular lines on the outside.
Undo	Undos your last action	/
Redo	Redos your last action	/
Delete	Deletes every annotation/measurement on the screen	/
Download Measurements	Download you measurements/annotation as GeoJSON or DXF file	/
Point size Slider	Increases/Decreases the point size. This can be useful when dealing with a low quality pointcloud	Use the slider to change the point size
View	Quickly switch between views	/
Right Angle	Find the correct right angle	Draw a plane with three points then right click and measure along the normal vector. Right click to exit the tool.
HQ Slider	Increases pointcloud Quality	/
Facade Level Tool	Rotates the pointcloud so that the clicked point are on the same plane	Set points that should be level and click the tick symbol that appears next to the tool to finalize and rotate the pointcloud

Viewing multiple Pointclouds

It is possible to view multiple pointclouds in the same Viewer by creating a Viewer Basket. Follow these steps to create a Viewer Basket:

1. Go to the Project Dashboard
2. Click on the first Pointcloud that you want to add to the Viewer Basket
3. Click on Create a Webviewer Basket

4. Go back to the Project Dashboard
5. Click on the second Pointcloud that you want to add to the Viewer Basket
6. Click on Add to Basket

7. Either repeat the process to add another Pointcloud or click on View to view your Webviewer Basket.