mirror of
https://github.com/IfcOpenShell/IfcOpenShell.git
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94 lines
5.0 KiB
Plaintext
94 lines
5.0 KiB
Plaintext
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ISO-10303-21;
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HEADER;
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/* NOTE a valid model view name has to be asserted, replacing 'notYetAssigned' ----------------- */
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FILE_DESCRIPTION(
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( 'ViewDefinition [notYetAssigned]'
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,'Comment [manual creation of example file]'
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)
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,'2;1');
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/* NOTE standard header information according to ISO 10303-21 ---------------------------------- */
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FILE_NAME(
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'basic_shape_CSG.ifc',
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'2012-06-15T18:00:00',
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('Thomas Liebich'),
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('buildingSMART International'),
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'IFC text editor',
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'IFC text editor',
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'reference file created for the IFC4 specification');
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/* NOTE schema name to be replaced with 'IFC4' after the final release ------------------------ */
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FILE_SCHEMA(('IFC4'));
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ENDSEC;
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DATA;
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/* --------------------------------------------------------------------------------------------- */
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/* general entities required for all IFC data sets, defining the context for the exchange ------ */
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#100= IFCPROJECT('0xScRe4drECQ4DMSqUjd6d',#110,'proxy with CSG',$,$,$,$,(#201),#301);
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/* single owner history sufficient if not otherwise required by the view definition ------------ */
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/* provides the person and application creating the data set, and the time it is created ------- */
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#110= IFCOWNERHISTORY(#111,#115,$,.ADDED.,1320688800,$,$,1320688800);
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#111= IFCPERSONANDORGANIZATION(#112,#113,$);
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#112= IFCPERSON($,'Liebich','Thomas',$,$,$,$,$);
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#113= IFCORGANIZATION($,'buildingSMART International',$,$,$);
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#115= IFCAPPLICATION(#113,'1.0','IFC text editor','ifcTE');
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/* each IFC data set containing geometry has to define a geometric representation context ------ */
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/* the attribute 'ContextType' has to be 'Model' for 3D model geometry ------------------------- */
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#201= IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.0E-5,#210,$);
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/* the attribute 'ContextIdentifier' has to be 'Body' for the main 3D shape representation ----- */
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#202= IFCGEOMETRICREPRESENTATIONSUBCONTEXT('Body','Model',*,*,*,*,#201,$,.MODEL_VIEW.,$);
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#210= IFCAXIS2PLACEMENT3D(#901,$,$);
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/* each IFC data set containing geometry has to define at absolute minimum length and angle ---- */
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/* here length is milli metre as SI unit, and plane angle is 'degree' as non SI unit ----------- */
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#301= IFCUNITASSIGNMENT((#311,#312));
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#311= IFCSIUNIT(*,.LENGTHUNIT.,.MILLI.,.METRE.);
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#312= IFCCONVERSIONBASEDUNIT(#313,.PLANEANGLEUNIT.,'degree',#314);
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#313= IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
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#314= IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453293),#315);
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#315= IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
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/* each IFC data set containing elements in a building context has to include a building ------- */
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/* at absolute minimum (could have a site and stories as well) --------------------------------- */
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#500= IFCBUILDING('2FCZDorxHDT8NI01kdXi8P',$,'Test Building',$,$,#511,$,$,.ELEMENT.,$,$,$);
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/* if the building is the uppermost spatial structure element it defines the absolut position -- */
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#511= IFCLOCALPLACEMENT($,#512);
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/* no rotation - z and x axes set to '$' are therefore identical to "world coordinate system" -- */
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#512= IFCAXIS2PLACEMENT3D(#901,$,$);
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/* if the building is the uppermost spatial structure element it is assigned to the project ---- */
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#519= IFCRELAGGREGATES('2YBqaV_8L15eWJ9DA1sGmT',$,$,$,#100,(#500));
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/* shared coordinates - it is permissable to share common instances to reduce file size -------- */
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#901= IFCCARTESIANPOINT((0.,0.,0.));
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#902= IFCDIRECTION((1.,0.,0.));
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#903= IFCDIRECTION((0.,1.,0.));
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#904= IFCDIRECTION((0.,0.,1.));
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#905= IFCDIRECTION((-1.,0.,0.));
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#906= IFCDIRECTION((0.,-1.,0.));
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#907= IFCDIRECTION((0.,0.,-1.));
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/* --------------------------------------------------------------------------------------------- */
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/* proxy element with CSG shape representation, assigned to the building ----------------------- */
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#1000= IFCBUILDINGELEMENTPROXY('1kTvXnbbzCWw8lcMd1dR4o',$,'P-1','sample CSG',$,#1001,#1010,$,$);
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/* proxy element placement relative to the building -------------------------------------------- */
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#1001= IFCLOCALPLACEMENT(#511,#1002);
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/* set local placement to 1 meter on x-axis, and 0 on y, and 0 on z axes ----------------------- */
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/* no rotation - z and x axes set to '$' are therefore identical to those of building ---------- */
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#1002= IFCAXIS2PLACEMENT3D(#1003,$,$);
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#1003= IFCCARTESIANPOINT((1000.,0.,0.));
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/* proxy element shape representation ---------------------------------------------------------- */
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#1010= IFCPRODUCTDEFINITIONSHAPE($,$,(#1020));
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/* a single shape representation of type 'CSG' is included ------------------------------------- */
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#1020= IFCSHAPEREPRESENTATION(#202,'Body','CSG',(#1021));
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/* CSG representation consisting of a single primitive ---------------------------------------- */
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/* box, 1m width, 1m depth, 2m height ---------------------------------------------------------- */
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#1021= IFCCSGSOLID(#1022);
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#1022= IFCBLOCK(#1023,1000.,1000.,2000.);
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#1023= IFCAXIS2PLACEMENT3D(#1024,$,$);
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#1024= IFCCARTESIANPOINT((-500.,-500.,0.));
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/* proxy element assigned to the building ------------------------------------------------------ */
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#10000=IFCRELCONTAINEDINSPATIALSTRUCTURE('2TnxZkTXT08eDuMuhUUFNy',$,'Physical model',$,(#1000),#500);
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ENDSEC;
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END-ISO-10303-21;
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