Out of interest did it work as Randy says. The tracker2camera is based on 1 
unit as far as I can tell. So did it work with a straight match of units? I 
know I wrote it but it's like bread - I don't have to know how to make it to 
drop toast butter side down. 

Haven't not used it for a long time I've just realised for a shot I'm doing 
with particles it will give me a quick way of tracking the emitting geo in. So 
been a useful relook at an old tool for me. 

I don't think I ever sussed out object scaling properly but I might look at 
that as well again. Though of course it'll never be a 3D tracker. 

Howard

On 13 Sep 2012, at 23:50, Todd Groves <t...@nulightfx.com> wrote:

> Thanks, Randy. I got it working. :)
> 
> 
> 
> On Sep 13, 2012, at 3:11 PM, Randy Little wrote:
> 
>> You have to make sure you units in Nuke and Modo are the same. and when you 
>> import make sure the units are set correctly
>> 
>> Randy S. Little
>> http://www.rslittle.com
>> http://www.imdb.com/name/nm2325729/
>> 
>> 
>> 
>> 
>> 
>> On Thu, Sep 13, 2012 at 2:59 PM, Todd Groves <t...@nulightfx.com> wrote:
>> I found it. I just have to scale it dramatically to match the size of the 
>> shots needs.
>> 
>> 
>> 
>> 
>> On Sep 13, 2012, at 2:51 PM, Todd Groves wrote:
>> 
>>> How do I scale the scene? The Camera moves in my 3D program, but only 
>>> slightly; which means I need to scale the scene before generating the FBX.
>>> 
>>> 
>>> 
>>> On Sep 13, 2012, at 2:26 PM, Marten Blumen wrote:
>>> 
>>>> Not sure why it doesn't work, I can see the camera moving here
>>>> 
>>>> On 14 September 2012 08:57, Todd Groves <t...@nulightfx.com> wrote:
>>>> Hey Howard,
>>>> 
>>>> The Axis moves, but the Camera doesn't move. Will that change if I use 
>>>> WriteGeo to generate an FBX version?
>>>> 
>>>> 
>>>> 
>>>> On Sep 13, 2012, at 1:18 PM, Howard Jones wrote:
>>>> 
>>>>> HI Todd
>>>>> 
>>>>> Script below. Your track range is 953-987 correct?
>>>>> 
>>>>> Anyway I put your track into the tracker2Camera gizmo
>>>>> Created camera using 'create camera' under the 'Translate solves'
>>>>> 
>>>>> That was it - worked fine, might even match your image. Use the latest 
>>>>> Tracker2Camera (attached again)
>>>>> 
>>>>> The script below is set to HD as I dont know what format you are working 
>>>>> in.
>>>>>  
>>>>> Howard
>>>>> 
>>>>> set cut_paste_input [stack 0]
>>>>> version 7.0 v1b38
>>>>> push $cut_paste_input
>>>>> Tracker3 {
>>>>>  track1 {{curve x953 1192 1247.527466 1304.445923 1361.67395 1420.560303 
>>>>> 1482.739014 1548.128296 1610.351685 1671.486572 1732.383667 1793.790527 
>>>>> 1853.362915 1912.415894 1974.61438 2034.171753 2091.987915 2145.516113 
>>>>> 2197.037842 2249.268921 2301.771729 2353.022583 2401.169312 2450.260254 
>>>>> 2500.791992 2553.439941 2607.471924 2661.059082 2713.591431 2765.387695 
>>>>> 2819.274414 2875.749146 2933.259277 2988.799438 3042.455322 3093.411133} 
>>>>> {curve x953 818 819.5675049 821.9576416 824.9746704 828.8840332 
>>>>> 835.4890137 843.7455444 852.7792358 862.2110596 871.3128052 882.1752319 
>>>>> 892.2661743 902.6511841 912.3652954 923.1884766 934.8099976 944.2409668 
>>>>> 951.4041748 956.5293579 961.5074463 964.8376465 967.0097046 968.0718994 
>>>>> 968.6292114 970.2266846 971.1508179 972.5056763 972.8568115 973.5623779 
>>>>> 974.3269043 975.4362183 977.2075195 979.0283813 981.0758057 983.494873}}
>>>>>  offset1 {0 0}
>>>>>  pattern1 {-104 -54 104 54}
>>>>>  search1 {-84 -77 84 77}
>>>>>  track2 {1126 474}
>>>>>  offset2 {0 0}
>>>>>  pattern2 {-32 -32 32 32}
>>>>>  search2 {-22 -22 22 22}
>>>>>  track3 {1126 678}
>>>>>  offset3 {0 0}
>>>>>  pattern3 {-32 -32 32 32}
>>>>>  search3 {-22 -22 22 22}
>>>>>  track4 {922 678}
>>>>>  offset4 {0 0}
>>>>>  pattern4 {-32 -32 32 32}
>>>>>  search4 {-22 -22 22 22}
>>>>>  transform match-move
>>>>>  reference_frame 953
>>>>>  translate {{curve x953 0 55.52746582 112.4459229 169.6739502 228.5603027 
>>>>> 290.7390137 356.1282959 418.3516846 479.4865723 540.383667 601.7905273 
>>>>> 661.362915 720.4158936 782.6143799 842.1717529 899.987793 953.5161133 
>>>>> 1005.037842 1057.269043 1109.771729 1161.022461 1209.169434 1258.260254 
>>>>> 1308.791992 1361.439941 1415.471924 1469.059082 1521.591309 1573.387695 
>>>>> 1627.274414 1683.749023 1741.259277 1796.799316 1850.455322 1901.411133} 
>>>>> {curve x953 0 1.567504883 3.957641602 6.97467041 10.8840332 17.48901367 
>>>>> 25.74554443 34.77923584 44.21105957 53.31280518 64.17523193 74.26617432 
>>>>> 84.65118408 94.36529541 105.1884766 116.8099976 126.2409668 133.4041748 
>>>>> 138.5293579 143.5074463 146.8376465 149.0097046 150.0718994 150.6292114 
>>>>> 152.2266846 153.1508179 154.5056763 154.8568115 155.5623779 156.3269043 
>>>>> 157.4362183 159.2075195 161.0283813 163.0758057 165.494873}}
>>>>>  center {{curve x953 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 
>>>>> 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 
>>>>> 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192 1192} {curve x953 818 
>>>>> 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818 
>>>>> 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818 818}}
>>>>>  name Tracker1
>>>>>  selected true
>>>>>  xpos -271
>>>>>  ypos 130
>>>>> }
>>>>> CheckerBoard2 {
>>>>>  inputs 0
>>>>>  name CheckerBoard1
>>>>>  selected true
>>>>>  xpos -86
>>>>>  ypos 131
>>>>> }
>>>>> Sphere {
>>>>>  radius 0.01
>>>>>  name Sphere1
>>>>>  selected true
>>>>>  xpos -86
>>>>>  ypos 227
>>>>> }
>>>>> Camera2 {
>>>>>  inputs 0
>>>>>  translate {{-Tracker2Camera.solvedTranslate} 
>>>>> {-Tracker2Camera.solvedTranslate} {-Tracker2Camera.solvedTranslate}}
>>>>>  focal {{Tracker2Camera.focalLengthCalc}}
>>>>>  haperture {{Tracker2Camera.apertureCalc.x}}
>>>>>  vaperture {{Tracker2Camera.apertureCalc.y}}
>>>>>  name Camera1
>>>>>  label translate
>>>>>  selected true
>>>>>  xpos -255
>>>>>  ypos 247
>>>>> }
>>>>> Scene {
>>>>>  inputs 2
>>>>>  name Scene1
>>>>>  selected true
>>>>>  xpos -76
>>>>>  ypos 290
>>>>> }
>>>>> tracker2Camera2 {
>>>>>  inputs 0
>>>>>  name Tracker2Camera
>>>>>  note_font Arial
>>>>>  selected true
>>>>>  xpos -270
>>>>>  ypos 179
>>>>>  format 0
>>>>>  apertureCalc {24.576 {apertureCalc.x*height/width}}
>>>>>  fovCalc {{degrees(2*atan(apertureCalc/(2*focalLengthCalc)))} 
>>>>> {degrees(2*atan(apertureCalc/(2*focalLengthCalc)))}}
>>>>>  apertureFocalRatio {{apertureCalc.x/focalLengthCalc.main}}
>>>>>  Trax01 {{curve x953 1192 1247.527466 1304.445923 1361.67395 1420.560303 
>>>>> 1482.739014 1548.128296 1610.351685 1671.486572 1732.383667 1793.790527 
>>>>> 1853.362915 1912.415894 1974.61438 2034.171753 2091.987915 2145.516113 
>>>>> 2197.037842 2249.268921 2301.771729 2353.022583 2401.169312 2450.260254 
>>>>> 2500.791992 2553.439941 2607.471924 2661.059082 2713.591431 2765.387695 
>>>>> 2819.274414 2875.749146 2933.259277 2988.799438 3042.455322 3093.411133} 
>>>>> {curve x953 818 819.5675049 821.9576416 824.9746704 828.8840332 
>>>>> 835.4890137 843.7455444 852.7792358 862.2110596 871.3128052 882.1752319 
>>>>> 892.2661743 902.6511841 912.3652954 923.1884766 934.8099976 944.2409668 
>>>>> 951.4041748 956.5293579 961.5074463 964.8376465 967.0097046 968.0718994 
>>>>> 968.6292114 970.2266846 971.1508179 972.5056763 972.8568115 973.5623779 
>>>>> 974.3269043 975.4362183 977.2075195 979.0283813 981.0758057 983.494873}}
>>>>>  solved3D {{-(Trax01.y/height-0.5)*fovCalc.y} 
>>>>> {(Trax01.x/width-0.5)*fovCalc.x} 0}
>>>>>  solvedTranslate 
>>>>> {{(Trax01.x-width/2)/width*apertureFocalRatio*scaleScene} 
>>>>> {(Trax01.y-height/2)/width*apertureFocalRatio*scaleScene} {-scaleScene}}
>>>>> }
>>>>> 
>>>>> <tracker2Camera2.gizmo>_______________________________________________
>>>>> 
>>>>> Nuke-users mailing list
>>>>> Nuke-users@support.thefoundry.co.uk, http://forums.thefoundry.co.uk/
>>>>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users
>>>> 
>>>> 
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>> 
>> 
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