https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69655#M35585 1. Make sure you are using the opengl engine in the 3d window.<BR /> 2. Turn off texures in opengl options if necessary<BR /> 3. Use a marquee to restrict the limit of what is generated in 3d if necessary Fri, 25 Aug 2006 17:41:03 GMT Anonymous 2006-08-25T17:41:03Z https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69654#M35584 <DIV class="actalk-migrated-content"><T>3d conversion with mesh(s) very slow- How can speed for 3d conversion be faster</T></DIV> Thu, 25 May 2023 15:14:24 GMT https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69654#M35584 Anonymous 2023-05-25T15:14:24Z https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69655#M35585 1. Make sure you are using the opengl engine in the 3d window.<BR /> 2. Turn off texures in opengl options if necessary<BR /> 3. Use a marquee to restrict the limit of what is generated in 3d if necessary Fri, 25 Aug 2006 17:41:03 GMT https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69655#M35585 Anonymous 2006-08-25T17:41:03Z https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69656#M35586 Adding to Eric:<BR /> <BR /> Build the mesh with fewer nodes.<BR /> <BR /> Most Archicad users neurotically go about replicating contour lines that result in too many nodes/polygons. It is better to sample heights yourself, adding more nodes where it is crucial, using fewer when not. Fri, 25 Aug 2006 20:33:20 GMT https://community.graphisoft.com/t5/Modeling/SPEED-UP-Archicad/m-p/69656#M35586 Dwight 2006-08-25T20:33:20Z