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20252453-T-424 项目
Cover
Contents
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, and abbreviated terms
4 Fundamental concepts and assumptions
5 Core data schemas
6 Shared element data schemas
7 Domain specific data schemas
8 Resource definition data schemas
A Computer interpretable listings
B Alphabetical listings
C Inheritance listings
D Diagrams
E Examples
F Change logs
Bibliography
Index
4.2.2.3.1 基于面的曲面模型(FaceBased Surface Model)
下图展示了应用此概念时使用的通用类和关系。
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a>
IfcFaceBasedSurfaceModel
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. FbsmFaces
[1:?]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectedFaceSet.htm'>IfcConnectedFaceSet</a>
IfcConnectedFaceSet
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. CfsFaces
[1:?]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a>:FbsmFaces1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectedFaceSet.htm'>IfcConnectedFaceSet</a>:IfcConnectedFaceSet0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>
IfcStyledItem
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Item
[0:1]
2. Styles
[1:?]
3. Name
[0:1]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBasedSurfaceModel.htm'>IfcFaceBasedSurfaceModel</a>:StyledByItem1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Item0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceSurface.htm'>IfcFaceSurface</a>
IfcFaceSurface
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Bounds
[1:?]
HasTextureMaps
[0:?]
2. FaceSurface
[1:1]
3. SameSense
[1:1]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcConnectedFaceSet.htm'>IfcConnectedFaceSet</a>:CfsFaces1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceSurface.htm'>IfcFaceSurface</a>:IfcFaceSurface0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a>
IfcLabel
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Name1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcLabel.htm'>IfcLabel</a>:IfcLabel0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a>
IfcSurfaceStyle
1. Name
[0:1]
2. Side
[1:1]
3. Styles
[1:5]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcStyledItem.htm'>IfcStyledItem</a>:Styles1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a>:IfcSurfaceStyle0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBound.htm'>IfcFaceBound</a>
IfcFaceBound
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Bound
[1:1]
2. Orientation
[1:1]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceSurface.htm'>IfcFaceSurface</a>:Bounds1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBound.htm'>IfcFaceBound</a>:IfcFaceBound0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceOuterBound.htm'>IfcFaceOuterBound</a>
IfcFaceOuterBound
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Bound
[1:1]
2. Orientation
[1:1]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceSurface.htm'>IfcFaceSurface</a>:Bounds1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceOuterBound.htm'>IfcFaceOuterBound</a>:IfcFaceOuterBound0
IfcBoolean_1
IfcBoolean
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceSurface.htm'>IfcFaceSurface</a>:SameSense1->IfcBoolean_1:IfcBoolean0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPolyLoop.htm'>IfcPolyLoop</a>
IfcPolyLoop
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Polygon
[3:?]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBound.htm'>IfcFaceBound</a>:Bound1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPolyLoop.htm'>IfcPolyLoop</a>:IfcPolyLoop0
IfcBoolean_0
IfcBoolean
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcFaceBound.htm'>IfcFaceBound</a>:Orientation1->IfcBoolean_0:IfcBoolean0
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCartesianPoint.htm'>IfcCartesianPoint</a>
IfcCartesianPoint
LayerAssignment
[0:1]
StyledByItem
[0:1]
1. Coordinates
[1:3]
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcPolyLoop.htm'>IfcPolyLoop</a>:Polygon1-><a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcCartesianPoint.htm'>IfcCartesianPoint</a>:IfcCartesianPoint0
Surface_Color_Style
Surface Color Style
<a href='/IFC/RELEASE/IFC4x3/HTML/lexical/IfcSurfaceStyle.htm'>IfcSurfaceStyle</a>->Surface_Color_Style
Figure 4.2.2.3.1.A
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