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Pay only for what you need
Choose between user- or project-based packages, aligned to your budget allocation preferences
Easy to scale annual user packages with reassignable seats
Unlimited users during the entire duration of a selected project
Implementation and onboarding support included
Additional support throughout your project upon request
Frequently Asked Questions
General questions
Yes, as there is a plan for every business, you can profit from a 30-day free trial.
GAMMA AR is a field tool and focuses on those devices that are available and safe to be used on construction sites. While the above hardware is currently not actively supported by GAMMA AR, such devices might well be onboarded in the future.
Yes, GAMMA AR’s API can be accessed for extraction and update of issues.
No, GAMMA AR is supported on Android and iOS (i.e. Apple) phones and tablets. iOS Pro devices are recommended due to better performance with regards to drift.
No, GAMMA AR can be used without LiDAR. However, as this suggests that most position tracking will be based on computer vision only, drift might appear more quickly in not well lit spaces.
It is recommended to use at least iPad Pro 2020 and newer, iPhone 12 Pro and newer devices. Minimum requirements are iPhone X, Samsung Galaxy S10 or similar. It is important to note that whether a device is appropriate or not with GAMMA AR needs to be assessed based on the complexity of the model and the required task at hand. It is advised to use the latest iOS Pro devices for the best performance and access to all features.
GAMMA BIM Portal
Models
GAMMA AR supports .ifc, .nwc/.nwd, and .rvt file formats.
Limitation is mainly related to the size of the file that can be stored on the phone or tablet used for GAMMA AR as well as the performance of the device. The adjustable dynamic loading range allows to work with models of any size (and in case of a complex large model can be reduced to a smaller radius, e.g. 5m).
Tip: reducing the loading range also improves the performance on less powerful or older devices.
While the source file size is correlated with the size of the file that will be loaded into GAMMA AR after reprocessing for display in augmented reality, it is the way that a model is constructed that will in the end be driving the AR-ready file size. Furthermore, it should be noted that while IFC files remain roughly the same size, Revit files will typically expand 3-5x while Navisworks files could increase more than 10x.
Splitting the model: Instead of uploading one federated model, individual models could be uploaded and be subsequently superimposed on-site. A large model can be split up in several files by area, phase or trade (e.g. with Navisworks).
Best practice: only upload data that is needed.
Cleaning the model: certain elements (e.g. large, detailed and less useful) can be hidden before publishing and uploading to GAMMA AR (e.g. decorative elements or areas of the construction site that are not relevant for the ongoing construction, rebars in slabs, fences etc.)
Best practice is to avoid loading objects not relevant for the (current) construction.
Reducing LOD: Typically, this should be done for very detailed elements that add little information on site despite their complexity (e.g. fences and walls with a specific structure instead of “simple” plains).
Metric (mm, cm, m) and imperial (feet, feet & inches)
Make sure that you chose the right region (GLOBAL / US vs EU)
GAMMA AR App
The accuracy of the positioning depends on the precision with which the model is anchored in the first place and any subsequent adjustments by the user her-/himself. And while LiDAR enhanced devices might improve the speed of positioning by snapping the model to corresponding edges on site of existing elements, construction tolerances and differences between design and execution will very likely prevent perfect overlay.
During your rounds: Check reality against the model for existence of objects and correct execution
If deviations are found, reposition/realign close to the location of the issue to ensure absence of drift and more precise assessment of the potential issue at hand.
No. Once a model is downloaded from the cloud to the device, no internet connection is needed. The app runs then in offline mode and any issues collected or progress tracked will be ready for synchronization with the web platform and other integrated platforms once the device is connected with the internet again and the app is opened.
Best practice is to check for potential model updates before any site visit and synchronizing notes to the cloud immediately upon returning from the site.
Yes, when in AR mode, there is a possibility to access the measuring tool (within the menu list on the top right). Measures can be taken between two points either in reality (yellow) or model (green) or a combination of the two by turning on/off the “flower mode” or the “3D mode”. It should be noted that measuring in AR remains indicative and should not replace conventional measuring methods.
For more help on technical questions: HERE.