BRL-CAD - Revision history

Ccannon at 00:34, 12 May 2009

2009-05-12T00:34:31Z

Ccannon at 00:27, 12 May 2009

2009-05-12T00:27:31Z

Ccannon at 04:47, 11 May 2009

2009-05-11T04:47:35Z

Ccannon at 04:26, 11 May 2009

2009-05-11T04:26:12Z

Ccannon at 04:04, 11 May 2009

2009-05-11T04:04:47Z

Ccannon at 03:59, 11 May 2009

2009-05-11T03:59:25Z

Ccannon at 03:36, 11 May 2009

2009-05-11T03:36:40Z

Ccannon at 03:35, 11 May 2009

2009-05-11T03:35:38Z

Ccannon at 03:33, 11 May 2009

2009-05-11T03:33:29Z

Ccannon at 03:33, 11 May 2009

2009-05-11T03:33:07Z

← Older revision		Revision as of 00:34, 12 May 2009
Line 35:		Line 35:

	'''Example(s):''' [[Example::BRL-CAD Example]]		'''Example(s):''' [[Example::BRL-CAD Example]]
−
−	~~Example file from a BRL-CAD database outputted as ASCII. This file contains two objects: a pipe and an ellipse.~~
−	~~title {Untitled BRL-CAD Database}~~
−	~~units mm~~
−	~~attr set {_GLOBAL}~~
−	~~put {ellipse} ehy V {0 0 -1000} H {0 0 2000} A {0 1 0} r_1 1000 r_2 500 c 500~~
−	~~put {pipe} pipe V0 { 0 0 -1000 } O0 500 I0 250 R0 500 V1 { 0 0 1000 } O1 500 I1 250 R1 500~~
−

	'''Identifier:''' [[Identifier::http://brlcad.org/]]		'''Identifier:''' [[Identifier::http://brlcad.org/]]

@@ Line 106: / Line 106: @@
 **** '''Description:''' [[File Classification Manifold Volume Meshes - Description::Purely faceted mesh surfaces.]]
 *** '''Non-manifold meshes:'''
-**** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::false]]
+**** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::true]]
-**** '''Description:''' [[File Classification Non-manifold Meshes - Description::Must be manifold.]]
+**** '''Description:''' [[File Classification Non-manifold Meshes - Description::None]]
 ** '''Parametric representation:'''
 *** '''Parametric surfaces:'''

@@ Line 34: / Line 34: @@
 Mike Muuss began the initial architecture and design of BRL-CAD back in 1979. Development as a unified package began in 1983. The first public release was made in 1984. BRL-CAD became an open source project on December 21, 2004, with portions licensed under the LGPL and BSD licenses.
-'''Example(s):''' Example file from a BRL-CAD database outputted as ASCII. This file contains two objects: a pipe and an ellipse.
+'''Example(s):''' [[Example::BRL-CAD Example]]
   title {Untitled BRL-CAD Database}
   units mm

@@ Line 64: / Line 64: @@
 * '''Standardization:''' [[Standardization::None]]
-* '''Adoption:''' [[Adoption::None]] - Information about how this format has been adopted by other organizations.
+* '''Adoption:''' [[Adoption::None]]
 ** '''Licensing and patent claims:''' [[Licensing and patent claims::None]]
@@ Line 76: / Line 76: @@
 '''Typical use:''' [[Typical use::CAD]]
-'''File classification:''' - Specific properties that pertain to this engineering format.
+'''File classification:'''
 * '''Type {Binary, Text}:''' [[File Classification Type::Binary]]
 * '''Raster data:'''
@@ Line 106: / Line 106: @@
 **** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::false]]
 **** '''Description:''' [[File Classification Non-manifold Meshes - Description::Must be manifold.]]
-** '''Parametric representation:''' - Section describes whether or not the engineering format supports parametric representations.
+** '''Parametric representation:'''
 *** '''Parametric surfaces:'''
 **** '''Is Supported:''' [[File Classification Parametric Surfaces - Is Supported::true]]
@@ Line 122: / Line 122: @@
 ** '''Is Supported:''' [[File Classification Multi-resolution Models - Is Supported::false]]
 ** '''Description:''' [[File Classification Multi-resolution Models - Description::All models are at the same resolution.]]
-* '''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::Any object can be rotated.]]
-** '''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::No way to enter text.]]
-** '''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::Everything is static.]]
-* '''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::Objects can be placed inside one another.]]
-** '''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::Objects can be placed inside one another.]]
-** '''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::Non-manifolds are not supported.]]
-* '''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::false]]
-** '''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::Skins are not supported.]]
-'''References:''' [[References::]] - A list of references regarding any aspects of this engineering format; any reading material supplemental to this page.
+'''References:''' [[References::None]]

@@ Line 98: / Line 98: @@
 ** '''Mesh:'''
 *** '''Manifold surface meshes:'''
-**** '''Is Supported:''' [[File Classification Mainfold Surface Meshes - Is Supported::false]]
+**** '''Is Supported:''' [[File Classification Mainfold Surface Meshes - Is Supported::true]]
-**** '''Description:''' [[File Classification Manifold Surface Meshes - Description::Everything is a geometric shape.]]
+**** '''Description:''' [[File Classification Manifold Surface Meshes - Description::Any type of manifold surface.]]
 *** '''Manifold volume meshes:'''
-**** '''Is Supported:''' [[File Classification Manifold Volume Meshes - Is Supported::false]]
+**** '''Is Supported:''' [[File Classification Manifold Volume Meshes - Is Supported::true]]
-**** '''Description:''' [[File Classification Manifold Volume Meshes - Description::Everything is a geometric shape.]]
+**** '''Description:''' [[File Classification Manifold Volume Meshes - Description::Purely faceted mesh surfaces.]]
 *** '''Non-manifold meshes:'''
 **** '''Is Supported:''' [[File Classification Non-manifold Meshes - Is Supported::false]]
-**** '''Description:''' [[File Classification Non-manifold Meshes - Description::Must be specific geometric shapes.]]
+**** '''Description:''' [[File Classification Non-manifold Meshes - Description::Must be manifold.]]
 ** '''Parametric representation:''' - Section describes whether or not the engineering format supports parametric representations.
 *** '''Parametric surfaces:'''
 **** '''Is Supported:''' [[File Classification Parametric Surfaces - Is Supported::true]]
 **** '''Description:''' [[File Classification Parametric Surfaces - Description::Parameters can be set when creating the object.]]
-*** '''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::true]]
 **** '''Description:''' [[File Classification Parametric Curves - Description::Parameters can be set when creating the curve.]]
@@ Line 116: / Line 116: @@
 *** '''Is Supported:''' [[File Classification Contour Sets - Is Supported::false]]
 *** '''Description:''' [[File Classification Contour Sets - Description::Does not support any sets.]]
-** '''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::It supports Uniform B-Spline and NURBS.]]
-* '''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.
+* '''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::false]]
-** '''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::All models are at the same resolution.]]
 * '''Dynamics:''' - Section describes whether or not the engineering format supports dynamics.
 ** '''Kinematics:''' - Can the format support kinematics? Example: Does the format allow model parts to rotate?

@@ Line 79: / Line 79: @@
 * '''Type {Binary, Text}:''' [[File Classification Type::Binary]]
 * '''Raster data:'''
-** '''Raster data 2D:''' - Can the format support 2D raster data? Example: A format that can contain 2D pixelated data supports 2D raster data.
+** '''Raster data 2D:'''
-*** '''Is Supported:''' [[File Classification Raster Data 2D - Is Supported::true]]
+*** '''Is Supported:''' [[File Classification Raster Data 2D - Is Supported::false]]
-*** '''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::Only supports shapes which are within the tool set provided with the program.]]
-** '''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::false]]
-*** '''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::Only supports shapes which are within the tool set provided with the program.]]
-* '''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.
+** '''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::true]]
-**** '''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::Can specifically define planes.]]
-*** '''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.
+*** '''Implicit curves:'''
-**** '''Is Supported:''' [[File Classification Implict Curves - Is Supported::]] - Is the feature supported in the engineering format?
+**** '''Is Supported:''' [[File Classification Implicit Curves - Is Supported::true]]
-**** '''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::Arcs can be created using the arc tool.]]
-*** '''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::false]]
-**** '''Description:''' [[File Classification Point Set - Description::]] - This field is used to describe the support or lack of support of the feature.
+**** '''Description:''' [[File Classification Point Set - Description::Points are not supported, only preselected shapes.]]
-** '''Mesh:''' - Section describes whether or not the engineering format supports mesh.
+** '''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
+*** '''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::Everything is a geometric shape.]]
-*** '''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::Everything is a geometric shape.]]
-*** '''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::Must be specific geometric shapes.]]
 ** '''Parametric representation:''' - Section describes whether or not the engineering format supports parametric representations.
-*** '''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::true]]
-**** '''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::Parameters can be set when creating the object.]]
 *** '''Parametric curves:''' - Can the format support parametric curves? Example: A format that can contain curves that are generated with parametric equations supports 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::true]]
-**** '''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::Parameters can be set when creating the curve.]]
-** '''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::Does not support any sets.]]
 ** '''NURBS:''' - Can the format support Non Uniform Rational Basis Splines? Examples: The engineering formats IGES, STEP, ACIS, and PHIGS
 *** '''Is Supported:''' [[File Classification NURBS - Is Supported::]] - Is the feature supported in the engineering format?

@@ Line 56: / Line 56: @@
 '''Magic numbers:''' N/A
-'''Format(s):''' Uknown
+'''Format(s):''' Unknown
-'''Rights:''' [[Rights::LGPL]],[[Rights::BSD]]
+'''Rights:''' [[Rights::LGPL]], [[Rights::BSD]]
-'''Sustainability Factors:''' - Facts about the sustainability of this particular engineering format.
+'''Sustainability Factors:'''
-* '''Standardization:''' [[Standardization::]] - Information regarding standardization attempts with this format.
+* '''Standardization:''' [[Standardization::None]]
-* '''Adoption:''' [[Adoption::]] - Information about how this format has been adopted by other organizations.
+* '''Adoption:''' [[Adoption::None]] - Information about how this format has been adopted by other organizations.
-** '''Licensing and patent claims:''' [[Licensing and patent claims::]] - Any licenses or patent claims that the engineering format makes.
+** '''Licensing and patent claims:''' [[Licensing and patent claims::None]]
-* '''Self-documentation:''' [[Self-documentation::]] - Any self-documentation capabilities of the format.
+* '''Self-documentation:''' [[Self-documentation::None]]
-* '''External dependencies:''' [[External dependencies::]] - Anything that the format depends on outside of its control to function.
+* '''External dependencies:''' [[External dependencies::None]]
-* '''Technical protection considerations:''' [[Technical protection considerations::]] - Any considerations that are necessary when it comes to technical protection.
+* '''Technical protection considerations:''' [[Technical protection considerations::None]]
-'''Typical use:''' [[Typical use::]] - Keywords that describe the format's typical use. Examples: CAD and CAM
+'''Typical use:''' [[Typical use::CAD]]
 '''File classification:''' - Specific properties that pertain to this engineering format.
-* '''Type {Binary, Text}:''' [[File Classification Type::]] - The type of file, choices are binary and text.
+* '''Type {Binary, Text}:''' [[File Classification Type::Binary]]
-* '''Raster data:''' - Section describes whether or not the engineering format supports raster data.
+* '''Raster data:'''
 ** '''Raster data 2D:''' - Can the format support 2D raster data? Example: A format that can contain 2D pixelated data supports 2D raster data.
-*** '''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.
 ** '''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.