How to name the group?
- Groups must be named precisely. EXISTING, PROPOSED and SURROUNDING
- EXISTING: For buildings/structures which are to be demolished.
- PROPOSED: For buildings/structures which are to be added.
- SURROUNDING: For buildings/structures which stay the same.
What are the steps to convert the model?
- In the Details section, select the convert checkbox next to the group in which you are interested.
- In the Conversion Options section:
- If you want to run calculations in GPU, tick on the Convert to GPU format option. It requires a compatible graphics card.
- If you want to run DF and Climate calculations in CPU, the Convert to Radiance format option must be ticked. ROL and BRE calculations on the CPU don’t require Radiance conversion.
- Tick the Use Material Table option to use a material table.
- To modify the material table, please click on Open Material button. For more details on the material settings, please refer to Material Knowledge Base.
- Click on the Convert button located at the right-bottom corner of the dialogue.

How to avoid re-converting a large surrounding every time?
- The convert option for the Surrounding group must be unticked and the Existing and Proposed group should be ticked before conversion.
- A cache file will be created on the first conversion for surrounding and any subsequent conversion will re-use that.
- If the surrounding group changes, then the cache must be cleared with the Clear Surrounding Cache button and Convert again

Can registered windows be added to any groups?
- Registered windows should be in either the Proposed or Surrounding group based on where they are.
- The same window must not be added to both the Proposed and Surrounding group.
How to recreate proposed group from layers?
- Tick Auto create Proposed group option in Conversion Options section.
- The default layer for proposed group is 3D_PROPOSED_BUILDINGS.
- However, this can be modified and new layers can be added for proposed group. For this follow the following steps:
- Click on edit icon next to Auto create Proposed group option. Proposed Group Layers Setting dialogue will appear.
- Select the layer from the dropdown and click on Add button.
- If you want to delete the selected layer, click on the delete icon next the layer name.
- Next, click save.


