[Chimera-users] Chimera output into Collada .dae file format

[Chris Tomlinson]

Hello,

Thank you very much for the information. The combination of Chimera and Blender works quite well. I find that it is all too easy to create models that are much too complex for the iPad however.

Chris


On Jan 29, 2012, at 9:28 AM, Evan Kantrowitz wrote:

> Hi,
> 
> This is the way I got it to work, I exported  Chimera scene to VRML (.wrl).  
> 
> Next you need blender.  You can download it from
> http://www.blender.org/download/get-blender/
>  
> Then Open Blender.  In the upper right corner in the Scene section
> right click on Lamp and delete it
> right click on Cube and delete it
> right click on Camera and delete it
>  
> Save this file so you don't have to do this every time.  I called mine empty_blender_file.blend
>  
> Either open empty_blender_file.blend or continue from above and read in the the .wrl file from Chimera
> File -> import->X3D Extensible 3D (.x3d/.wrl)
>  
> this reads in the file
> 
> In Blender you need to delete the three lights that came in from Chimera called TOPO, TOPO.001 and TOPO.002
> In the upper right corner in the Scene section
> right click on TOPO and delete it
> right click on TOPO.001 and delete it
> right click on TOPO.002 and delete it
> 
> Now you need to move around the viewport to get it centered
> In the upper right corner in the Scene section
> click on the Viewport
> then press number pad 0
> Press the cube icon below the Scene section
> 
> Now in the transform section move the location x,y,z.  When you have it the way you want it is ready for export.
> 
> File->export->collada (.dae)
>  
> Done.  This file will read into iBooks Author and have somewhat uniform lighting.  By the way, .dae files can be opened an checked in Preview.  Its easier than going back and forth into the iPad, since you can rotate the image in Preview.
> 
> Here is a link to a .dae file of 1crn that you can import into iBooks Author or Preview
> 
> http://dl.dropbox.com/u/4300550/1crn2_mod.dae
>  
> Hope this helps, let me know if it works for you and if you have any suggestions.
> 
> Finally, someone needs to write a one step VRML and/or X3D to collada converter that will work with PyMol and Chimera etc.
> 
> PS It was a little easier from PyMol, if your interested see the post at https://discussions.apple.com/thread/3670156?start=0&tstart=0
> 
> PSS.  Okino Computer Graphics makes a .wrl and .x3d to .dae converter http://www.okino.com
>  
> Have fun!
> -------------------------------------------------------------------
> Evan R. Kantrowitz, Ph.D                                                                  evan.kantrowitz at bc.edu
> Boston College                                                                                   Tel. 617-552-4558
> Department of Chemistry                                                                  FAX 617-552-2705                                   
> Merkert Chemistry Center, Rm 239                                                  www2.bc.edu/~kantrow
> Chestnut Hill, MA 02467
> -------------------------------------------------------------------
> 
> 
> 
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