COB

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m (COB (Caligari Object) moved to COB: To be consistent with other pages.)
 
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[[Category:Engineering format]]
 
[[Category:Engineering format]]
−
'''Title(s):''' [[Title::COB, Caligari trueSpace file format]]
+
'''Title(s):''' [[Title::COB, Caligari trueSpace object file format]]
  
 
'''Version ID:''' [[Version ID::v6.0]]
 
'''Version ID:''' [[Version ID::v6.0]]
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* '''Syntax Format(s):''' [[Syntax Format::]] - Any syntax formats that the engineering format may use.
 
* '''Syntax Format(s):''' [[Syntax Format::]] - Any syntax formats that the engineering format may use.
  
−
* '''Family Format(s):''' [[Family Format::]] - Any family formats to which the engineering format may belong.
+
* '''Family Format(s):''' [[Family Format::COA (ASCII version of the format)]]
  
 
'''Description:''' [[Description::trueSpace7.6 is a fully-featured 3D authoring package that will let you model, texture, light, animate and render 3D content. As well as traditional images and movies, you can also make 3D content for online shared spaces, and for Virtual Earth.]]
 
'''Description:''' [[Description::trueSpace7.6 is a fully-featured 3D authoring package that will let you model, texture, light, animate and render 3D content. As well as traditional images and movies, you can also make 3D content for online shared spaces, and for Virtual Earth.]]
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'''History:'''   
 
'''History:'''   
  
−
'''Example(s):'''
+
'''Example(s):''' [[Example::]]http://www.turbosquid.com/Search/3D-Models/truespace/cob
  
 
'''Identifier:''' [[Identifier::Caligari Corporation]]
 
'''Identifier:''' [[Identifier::Caligari Corporation]]
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'''Documentation:''' [[Documentation::COB Documentation]]
 
'''Documentation:''' [[Documentation::COB Documentation]]
  
−
'''File Extensions:''' [[File Extension::.COB]]
+
'''File Extensions:''' [[File Extension::COB]]
  
 
'''Applications:''' http://www.caligari.com/Products/trueSpace/tS75/Brochure/Intro.asp
 
'''Applications:''' http://www.caligari.com/Products/trueSpace/tS75/Brochure/Intro.asp
  
−
* '''Native application(s):''' [[Native Application::Engineering Format Application Template]] - Applications which are primarily designed to specifically run this engineering format.
+
* '''Native application(s):''' [[Native Application::http://www.caligari.com/Products/trueSpace/tS75/Brochure/Intro.asp]]
  
 
* '''Interoperable applications:''' [[Interoperable Application::Engineering Format Application Template]] - Applications which can read or write files of this format, but are not native applications for the format.
 
* '''Interoperable applications:''' [[Interoperable Application::Engineering Format Application Template]] - Applications which can read or write files of this format, but are not native applications for the format.
  
−
'''Magic numbers:''' [[Magic Numbers::]] - Unique identifying characters at the beginning of files for this engineering format.
+
'''Magic numbers:''' [[Magic Numbers::]]
 +
 
 +
The header consists of 32 bytes as follows:
 +
Size    Type Value                                        Description
 +
9 bytes  char "Caligari "                                  Identifies Caligari file
 +
6 bytes  char "V00.01"                                      Version number of file.  This document describes version 00.01 files
 +
1 byte  char "A" for ASCII or "B" for binary              Specifies whether file is in ASCII format or binary format
 +
2 bytes  char "LH" for little endian or "HL" for big endian Intel based machines are little endian and currently all Caligari files are too.
 +
13 bytes char "            "                              Leave as blank spaces
 +
1 byte  char "\n" Newline character                        Newline
  
 
'''Format(s):''' [[Format::]] - The MIME file types.
 
'''Format(s):''' [[Format::]] - The MIME file types.
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'''Typical use:''' [[Typical use::3D modeling]]
 
'''Typical use:''' [[Typical use::3D modeling]]
  
−
'''File classification:''' - Specific properties that pertain to this engineering format.
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'''File classification:'''
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* '''Type {Binary, Text}:''' [[File Classification Type::]] - The type of file, choices are binary and text.
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* '''Type {Binary, Text}:''' [[File Classification Type::Binary]]
−
* '''Raster data:''' - Section describes whether or not the engineering format supports raster data.
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* '''Raster data:'''
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** '''Raster data 2D:''' - Can the format support 2D raster data? Example: A format that can contain 2D pixelated data supports 2D raster data.
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** '''Raster data 2D:'''
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*** '''Is Supported:''' [[File Classification Raster Data 2D - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Raster Data 2D - Is Supported::true]]
−
*** '''Description:''' [[File Classification Raster Data 2D - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Raster Data 2D - Description::]]
−
** '''Raster data 3D:''' - Can the format support 3D raster data? Example: A format that can contain 2D pixelated data of a 3D model supports 3D raster data.
+
** '''Raster data 3D:'''
−
*** '''Is Supported:''' [[File Classification Raster Data 3D - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Raster Data 3D - Is Supported::true]]
−
*** '''Description:''' [[File Classification Raster Data 3D - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Raster Data 3D - Description::]]
−
* '''Geometric representation:''' - Section describes whether or not the engineering format supports geometric representations.
+
* '''Geometric representation:'''
−
** '''Implicit representation:''' - Section describes whether or not the engineering format supports implicit representations.
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** '''Implicit representation:'''
−
*** '''Implicit surfaces:''' - Can the format support implicit surfaces? Example: A format that can contain surfaces that are generated with mathematical equations that contain the independent variables x, y, and z, like x^2 + y^2 + z^2 * R^2 = 0, supports implicit surfaces.
+
*** '''Implicit surfaces:'''
−
**** '''Is Supported:''' [[File Classification Implicit Surfaces - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Implicit Surfaces - Is Supported::false]]
−
**** '''Description:''' [[File Classification Implicit Surfaces - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Implicit Surfaces - Description::]]
−
*** '''Implicit curves:''' - Can the format support implicit curves? Example: A format that can contain curves that are generated with mathematical equations that contain the independent variables x, y, and z, supports implicit curves.
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*** '''Implicit curves:'''
−
**** '''Is Supported:''' [[File Classification Implict Curves - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Implict Curves - Is Supported::false]]
−
**** '''Description:''' [[File Classification Implicit Curves - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Implicit Curves - Description::]]
−
*** '''Point set:''' - Can the format support point sets? Example: A format that supports surfaces and lines that are generated by points that form triangles supports point sets.
+
*** '''Point set:'''
−
**** '''Is Supported:''' [[File Classification Point Set - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Point Set - Is Supported::true]]
−
**** '''Description:''' [[File Classification Point Set - Description::]] - This field is used to describe the support or lack of support of the feature.
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**** '''Description:''' [[File Classification Point Set - Description::]]
−
** '''Mesh:''' - Section describes whether or not the engineering format supports mesh.
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** '''Mesh:'''
−
*** '''Manifold surface meshes:''' - Can the format support manifold surface meshes? Example: A format that supports surfaces that are mathematical spaces in which every point has a neighborhood which resembles Euclidean space
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*** '''Manifold surface meshes:'''
−
**** '''Is Supported:''' [[File Classification Mainfold Surface Meshes - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Mainfold Surface Meshes - Is Supported::false]]
−
**** '''Description:''' [[File Classification Manifold Surface Meshes - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Manifold Surface Meshes - Description::]]
−
*** '''Manifold volume meshes:''' - Can the format support manifold volume meshes? Example: A format that supports volumes that are mathematical spaces in which every point has a neighborhood which resembles Euclidean space
+
*** '''Manifold volume meshes:'''
−
**** '''Is Supported:''' [[File Classification Manifold Volume Meshes - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Manifold Volume Meshes - Is Supported::false]]
−
**** '''Description:''' [[File Classification Manifold Volume Meshes - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Manifold Volume Meshes - Description::]]
−
*** '''Non-manifold meshes:''' - Can the format support non-manifold meshes? Example: A format that supports meshes that are not manifolds
+
*** '''Non-manifold meshes:'''
−
**** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::false]]
−
**** '''Description:''' [[File Classification Non-manifold Meshes - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Non-manifold Meshes - Description::]]
−
** '''Parametric representation:''' - Section describes whether or not the engineering format supports parametric representations.
+
** '''Parametric representation:'''
−
*** '''Parametric surfaces:''' - Can the format support parametric surfaces? Example: A format that can contain surfaces that are generated with parametric equations supports parametric surfaces.
+
*** '''Parametric surfaces:'''
−
**** '''Is Supported:''' [[File Classification Parametric Surfaces - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Parametric Surfaces - Is Supported::false]]
−
**** '''Description:''' [[File Classification Parametric Surfaces - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Parametric Surfaces - Description::]]
−
*** '''Parametric curves:''' - Can the format support parametric curves? Example: A format that can contain curves that are generated with parametric equations supports parametric curves.
+
*** '''Parametric curves:'''
−
**** '''Is Supported:''' [[File Classification Parametric Curves - Is Supported::]] - Is the feature supported in the engineering format?
+
**** '''Is Supported:''' [[File Classification Parametric Curves - Is Supported::false]]
−
**** '''Description:''' [[File Classification Parametric Curves - Description::]] - This field is used to describe the support or lack of support of the feature.
+
**** '''Description:''' [[File Classification Parametric Curves - Description::]]
−
** '''Contour sets:''' - Can the format support contour sets?
+
** '''Contour sets:'''
−
*** '''Is Supported:''' [[File Classification Contour Sets - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Contour Sets - Is Supported::false]]
−
*** '''Description:''' [[File Classification Contour Sets - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Contour Sets - Description::]]
−
** '''NURBS:''' - Can the format support Non Uniform Rational Basis Splines? Examples: The engineering formats IGES, STEP, ACIS, and PHIGS
+
** '''NURBS:'''
−
*** '''Is Supported:''' [[File Classification NURBS - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification NURBS - Is Supported::true]]
−
*** '''Description:''' [[File Classification NURBS - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification NURBS - Description::]]
−
* '''Multi-resolution models:''' - Can the format support models with multiple resolutions? Examples: A format that supports a highly detailed and lowly detailed model simultaneously supports multi-resolution models.
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* '''Multi-resolution models:'''
−
** '''Is Supported:''' [[File Classification Multi-resolution Models - Is Supported::]] - Is the feature supported in the engineering format?
+
** '''Is Supported:''' [[File Classification Multi-resolution Models - Is Supported::true]]
−
** '''Description:''' [[File Classification Multi-resolution Models - Description::]] - This field is used to describe the support or lack of support of the feature.
+
** '''Description:''' [[File Classification Multi-resolution Models - Description::]]
−
* '''Dynamics:''' - Section describes whether or not the engineering format supports dynamics.
+
* '''Dynamics:'''
−
** '''Kinematics:''' - Can the format support kinematics? Example: Does the format allow model parts to rotate?
+
** '''Kinematics:'''
−
*** '''Is Supported:''' [[File Classification Kinematics - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Kinematics - Is Supported::true]]
−
*** '''Description:''' [[File Classification Kinematics - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Kinematics - Description::]]
−
** '''Assembly:''' - Can the format support assembly? Example: Does the format allow the assembly instructions to be explicitly specified with a model?
+
** '''Assembly:'''
−
*** '''Is Supported:''' [[File Classification Assembly - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Assembly - Is Supported::false]]
−
*** '''Description:''' [[File Classification Assembly - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Assembly - Description::]]
−
** '''Force(s):''' - Can the format support forces? Example: Does the format support acceleration forces?
+
** '''Force(s):'''
−
*** '''Is Supported:''' [[File Classification Force - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Force - Is Supported::false]]
−
*** '''Description:''' [[File Classification Force - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Force - Description::]]
−
* '''Boundary representation''' - Can the format support models with boundary representations?
+
* '''Boundary representation'''
−
** '''Manifold surface boundary representations:''' - Can the format support manifold surface boundary representations? Example: The engineering format STEP
+
** '''Manifold surface boundary representations:'''
−
*** '''Is Supported:''' [[File Classification Manifold Surface Boundary Representation - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Manifold Surface Boundary Representation - Is Supported::false]]
−
*** '''Description:''' [[File Classification Manifold Surface Boundary Representation - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Manifold Surface Boundary Representation - Description::]]
−
** '''Manifold volume boundary representations:''' - Can the format support manifold volume boundary representations? Example: The engineering format STEP
+
** '''Manifold volume boundary representations:'''
−
*** '''Is Supported:''' [[File Classification Manifold Volume Boundary Representation - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Manifold Volume Boundary Representation - Is Supported::false]]
−
*** '''Description:''' [[File Classification Manifold Volume Boundary Representation - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Manifold Volume Boundary Representation - Description::]]
−
** '''Non-manifold boundary representations:''' - Can the format support non-manifold boundary representations? Example: The engineering format STEP
+
** '''Non-manifold boundary representations:'''
−
*** '''Is Supported:''' [[File Classification Non-manifold Boundary Representation - Is Supported::]] - Is the feature supported in the engineering format?
+
*** '''Is Supported:''' [[File Classification Non-manifold Boundary Representation - Is Supported::false]]
−
*** '''Description:''' [[File Classification Non-manifold Boundary Representation - Description::]] - This field is used to describe the support or lack of support of the feature.
+
*** '''Description:''' [[File Classification Non-manifold Boundary Representation - Description::]]
−
* '''Material transparency:''' - Can the format support transparency? Example: Does the format allow models to have a clear window in a car?
+
* '''Material transparency:'''
−
** '''Is Supported:''' [[File Classification Material Transparency - Is Supported::]] - Is the feature supported in the engineering format?
+
** '''Is Supported:''' [[File Classification Material Transparency - Is Supported::true]] - Is the feature supported in the engineering format?
−
** '''Description:''' [[File Classification Material Transparency - Description::]] - This field is used to describe the support or lack of support of the feature.
+
** '''Description:''' [[File Classification Material Transparency - Description::]]
  
 
'''References:''' [[References::]] - A list of references regarding any aspects of this engineering format; any reading material supplemental to this page.
 
'''References:''' [[References::]] - A list of references regarding any aspects of this engineering format; any reading material supplemental to this page.

Latest revision as of 19:07, 11 May 2009

Title(s): COB, Caligari trueSpace object file format

Version ID: v6.0

Date released: 2002-07

Date: - Date the format was created (YYYY-MM-DD)

Creator(s): Caligari Corporation

Contributor(s): Caligari Corporation

Relationships: - Relationships that the engineering format has with organizations, other formats, etc.

  • Previous Version(s): - Any engineering format that is a previous version format of this one.
  • Contains: - Any engineering format that is contained by this format.
  • Syntax Format(s): - Any syntax formats that the engineering format may use.

Description: trueSpace7.6 is a fully-featured 3D authoring package that will let you model, texture, light, animate and render 3D content. As well as traditional images and movies, you can also make 3D content for online shared spaces, and for Virtual Earth.

History:

Example(s): http://www.turbosquid.com/Search/3D-Models/truespace/cob

Identifier: Caligari Corporation

Documentation: COB Documentation

File Extensions: COB

Applications: http://www.caligari.com/Products/trueSpace/tS75/Brochure/Intro.asp

Magic numbers: 

The header consists of 32 bytes as follows:
Size     Type Value                                         Description
9 bytes  char "Caligari "                                   Identifies Caligari file
6 bytes  char "V00.01"                                      Version number of file.  This document describes version 00.01 files
1 byte   char "A" for ASCII or "B" for binary               Specifies whether file is in ASCII format or binary format
2 bytes  char "LH" for little endian or "HL" for big endian Intel based machines are little endian and currently all Caligari files are too.
13 bytes char "             "                               Leave as blank spaces
1 byte   char "\n" Newline character                        Newline

Format(s): - The MIME file types.

Rights: Proprietary

Sustainability Factors:

  • Adoption: - Information about how this format has been adopted by other organizations.
    • Licensing and patent claims: - Any licenses or patent claims that the engineering format makes.
  • Self-documentation: - Any self-documentation capabilities of the format.
  • External dependencies: - Anything that the format depends on outside of its control to function.
  • Technical protection considerations: - Any considerations that are necessary when it comes to technical protection.

Typical use: 3D modeling

File classification:

  • Type {Binary, Text}: Binary
  • Raster data:
    • Raster data 2D:
      • Is Supported: true
      • Description:
    • Raster data 3D:
      • Is Supported: true
      • Description:
  • Geometric representation:
    • Implicit representation:
      • Implicit surfaces:
        • Is Supported: false
        • Description:
      • Implicit curves:
        • Is Supported: false
        • Description:
      • Point set:
        • Is Supported: true
        • Description:
    • Mesh:
      • Manifold surface meshes:
        • Is Supported: false
        • Description:
      • Manifold volume meshes:
        • Is Supported: false
        • Description:
      • Non-manifold meshes:
        • Is Supported: false
        • Description:
    • Parametric representation:
      • Parametric surfaces:
        • Is Supported: false
        • Description:
      • Parametric curves:
        • Is Supported: false
        • Description:
    • Contour sets:
      • Is Supported: false
      • Description:
    • NURBS:
      • Is Supported: true
      • Description:
  • Multi-resolution models:
    • Is Supported: true
    • Description:
  • Dynamics:
    • Kinematics:
      • Is Supported: true
      • Description:
    • Assembly:
      • Is Supported: false
      • Description:
    • Force(s):
      • Is Supported: false
      • Description:
  • Boundary representation
    • Manifold surface boundary representations:
      • Is Supported: false
      • Description:
    • Manifold volume boundary representations:
      • Is Supported: false
      • Description:
    • Non-manifold boundary representations:
      • Is Supported: false
      • Description:
  • Material transparency:
    • Is Supported: true - Is the feature supported in the engineering format?
    • Description:

References: - A list of references regarding any aspects of this engineering format; any reading material supplemental to this page.

Retrieved from "http://gicl.cs.drexel.edu/wiki-data/index.php?title=COB&oldid=31157"
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