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P3D Dev Volume

Page history last edited by Phil Lavery 14 years, 6 months ago

 

1) Test Volume : dlf_volumes/CARCINOMIX/CT THORACO-ABDO/ARTERIELLES - 5

 

this is shortened to "art" in the test p3d file below :

 

Below is an Osirix view of this data set :

 

 


 

P3D Colour transfer function problems : Files

P3D Show : btba_volume_tf1.xml

colour3.tf : colour3.tf

colour4.tf : colour4.tf  (note this has been changed since the shell_tf1.txt below was saved)

colour5.tf : colour5.tf

shell output : shell_tf1.txt


 

Slide 1 : no colour.tf

 

 


Slide 2 : uses colour3.tf

 

-1000 0 0 0 0

-101 0 0 0 0 

-100 0 0 1 0

-50 0 0 1 0

0 1 0 1 0

10 1 0 1 1

40 1 0 1 1

60 1 0 1 1

100 1 0 1 1

400 1 0 1 1

1200 0.5 0.5 1 0

1500 0 0 0 0 

 

Everything below 0 and above 1200 should have alpha 0, everything else should have alpha 1, so only the body should be visible.

 

Image : slide 2 : render option : light

 


Slide 3 : uses colour4.tf

 

 

-1000 0 0 0 0.001

-101 0 0 0 0.001

-100 0 0 1 0.99

-50 0 0 1 0.99

0 1 0 0 0.99

200 1 0 0 0.99

999 1 0 0 0.99

1000 0 0 0 0.001

1500 0 0 0 0.001

 

Everything below -100 and above 1000 should have alpha 0.001, everything else should have alpha 0.99, so only the body should be visible. Fat should be blue and rest of body red.

 

 

Image : slide 3 : render option : light


 

 

Slide 4 : uses colour5.tf

 

-1000 0 0 0 0

-101 0 0 0 0.01

-100 0 0 1 0.9

-50 0 0 1 0.9

0 1 0 1 0.9

10 1 0 1 0.9

40 1 0 1 0.9

60 1 0 1 0.9

100 1 0 1 0.9

400 1 0 1 0.9

1000 0.5 0.5 0.5 0.01

1500 0 0 0 0

 

Everything below -101 and above 1000 should have alpha 0.01, everything else should have alpha 0.9, so only the body should be visible. 

 

Image : slide 4 : render option : default


 

 

 

Image : slide 4 : render option : light


 

 

 

Image : slide 4 : render option : Iso


 

Image : slide 4 : render option : mip


 

 

Finding the body : Colour6.tf 

 

use colour6.tf in the above P3D file : colour6.tf

 

 

-1000 0 0 0 0

999 0 0 0 0

1000 0 0 1 0.9

1499 0 0 1 0.9

1500 0 0 0 0

 

 


 

Finding the body : Colour7.tf 

 

use colour7.tf in the above P3D file : colour7.tf

 

-1000 0 0 0 0.01

2999 0 0 0 0.01

3000 0 0 1 0.9

3999 0 0 1 0.9

4000 0 0 0 0.01

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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