Repository navigation
Expand file tree
/
Copy pathbasic_shape_CSG.ifc
More file actions
94 lines (85 loc) · 5.02 KB
/
Copy pathbasic_shape_CSG.ifc
File metadata and controls
94 lines (85 loc) · 5.02 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
ISO-10303-21;
HEADER;
/* NOTE a valid model view name has to be asserted, replacing 'notYetAssigned' ----------------- */
FILE_DESCRIPTION(
( 'ViewDefinition [notYetAssigned]'
,'Comment [manual creation of example file]'
)
,'2;1');
/* NOTE standard header information according to ISO 10303-21 ---------------------------------- */
FILE_NAME(
'basic_shape_CSG.ifc',
'2012-06-15T18:00:00',
('Thomas Liebich'),
('buildingSMART International'),
'IFC text editor',
'IFC text editor',
'reference file created for the IFC4 specification');
/* NOTE schema name to be replaced with 'IFC4' after the final release ------------------------ */
FILE_SCHEMA(('IFC4'));
ENDSEC;
DATA;
/* --------------------------------------------------------------------------------------------- */
/* general entities required for all IFC data sets, defining the context for the exchange ------ */
#100= IFCPROJECT('0xScRe4drECQ4DMSqUjd6d',#110,'proxy with CSG',$,$,$,$,(#201),#301);
/* single owner history sufficient if not otherwise required by the view definition ------------ */
/* provides the person and application creating the data set, and the time it is created ------- */
#110= IFCOWNERHISTORY(#111,#115,$,.ADDED.,1320688800,$,$,1320688800);
#111= IFCPERSONANDORGANIZATION(#112,#113,$);
#112= IFCPERSON($,'Liebich','Thomas',$,$,$,$,$);
#113= IFCORGANIZATION($,'buildingSMART International',$,$,$);
#115= IFCAPPLICATION(#113,'1.0','IFC text editor','ifcTE');
/* each IFC data set containing geometry has to define a geometric representation context ------ */
/* the attribute 'ContextType' has to be 'Model' for 3D model geometry ------------------------- */
#201= IFCGEOMETRICREPRESENTATIONCONTEXT($,'Model',3,1.0E-5,#210,$);
/* the attribute 'ContextIdentifier' has to be 'Body' for the main 3D shape representation ----- */
#202= IFCGEOMETRICREPRESENTATIONSUBCONTEXT('Body','Model',*,*,*,*,#201,$,.MODEL_VIEW.,$);
#210= IFCAXIS2PLACEMENT3D(#901,$,$);
/* each IFC data set containing geometry has to define at absolute minimum length and angle ---- */
/* here length is milli metre as SI unit, and plane angle is 'degree' as non SI unit ----------- */
#301= IFCUNITASSIGNMENT((#311,#312));
#311= IFCSIUNIT(*,.LENGTHUNIT.,.MILLI.,.METRE.);
#312= IFCCONVERSIONBASEDUNIT(#313,.PLANEANGLEUNIT.,'degree',#314);
#313= IFCDIMENSIONALEXPONENTS(0,0,0,0,0,0,0);
#314= IFCMEASUREWITHUNIT(IFCPLANEANGLEMEASURE(0.017453293),#315);
#315= IFCSIUNIT(*,.PLANEANGLEUNIT.,$,.RADIAN.);
/* each IFC data set containing elements in a building context has to include a building ------- */
/* at absolute minimum (could have a site and stories as well) --------------------------------- */
#500= IFCBUILDING('2FCZDorxHDT8NI01kdXi8P',$,'Test Building',$,$,#511,$,$,.ELEMENT.,$,$,$);
/* if the building is the uppermost spatial structure element it defines the absolute position -- */
#511= IFCLOCALPLACEMENT($,#512);
/* no rotation - z and x axes set to '$' are therefore identical to "world coordinate system" -- */
#512= IFCAXIS2PLACEMENT3D(#901,$,$);
/* if the building is the uppermost spatial structure element it is assigned to the project ---- */
#519= IFCRELAGGREGATES('2YBqaV_8L15eWJ9DA1sGmT',$,$,$,#100,(#500));
/* shared coordinates - it is permissible to share common instances to reduce file size -------- */
#901= IFCCARTESIANPOINT((0.,0.,0.));
#902= IFCDIRECTION((1.,0.,0.));
#903= IFCDIRECTION((0.,1.,0.));
#904= IFCDIRECTION((0.,0.,1.));
#905= IFCDIRECTION((-1.,0.,0.));
#906= IFCDIRECTION((0.,-1.,0.));
#907= IFCDIRECTION((0.,0.,-1.));
/* --------------------------------------------------------------------------------------------- */
/* proxy element with CSG shape representation, assigned to the building ----------------------- */
#1000= IFCBUILDINGELEMENTPROXY('1kTvXnbbzCWw8lcMd1dR4o',$,'P-1','sample CSG',$,#1001,#1010,$,$);
/* proxy element placement relative to the building -------------------------------------------- */
#1001= IFCLOCALPLACEMENT(#511,#1002);
/* set local placement to 1 meter on x-axis, and 0 on y, and 0 on z axes ----------------------- */
/* no rotation - z and x axes set to '$' are therefore identical to those of building ---------- */
#1002= IFCAXIS2PLACEMENT3D(#1003,$,$);
#1003= IFCCARTESIANPOINT((1000.,0.,0.));
/* proxy element shape representation ---------------------------------------------------------- */
#1010= IFCPRODUCTDEFINITIONSHAPE($,$,(#1020));
/* a single shape representation of type 'CSG' is included ------------------------------------- */
#1020= IFCSHAPEREPRESENTATION(#202,'Body','CSG',(#1021));
/* CSG representation consisting of a single primitive ---------------------------------------- */
/* box, 1m width, 1m depth, 2m height ---------------------------------------------------------- */
#1021= IFCCSGSOLID(#1022);
#1022= IFCBLOCK(#1023,1000.,1000.,2000.);
#1023= IFCAXIS2PLACEMENT3D(#1024,$,$);
#1024= IFCCARTESIANPOINT((-500.,-500.,0.));
/* proxy element assigned to the building ------------------------------------------------------ */
#10000=IFCRELCONTAINEDINSPATIALSTRUCTURE('2TnxZkTXT08eDuMuhUUFNy',$,'Physical model',$,(#1000),#500);
ENDSEC;
END-ISO-10303-21;