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1 | // Created on: 1997-03-12 |
2 | // Created by: Alexander BRIVIN |
3 | // Copyright (c) 1997-1999 Matra Datavision |
4 | // Copyright (c) 1999-2014 OPEN CASCADE SAS |
5 | // |
6 | // This file is part of Open CASCADE Technology software library. |
7 | // |
8 | // This library is free software; you can redistribute it and/or modify it under |
9 | // the terms of the GNU Lesser General Public License version 2.1 as published |
10 | // by the Free Software Foundation, with special exception defined in the file |
11 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
12 | // distribution for complete text of the license and disclaimer of any warranty. |
13 | // |
14 | // Alternatively, this file may be used under the terms of Open CASCADE |
15 | // commercial license or contractual agreement. |
16 | |
17 | #ifndef _VrmlConverter_ShadingAspect_HeaderFile |
18 | #define _VrmlConverter_ShadingAspect_HeaderFile |
19 | |
20 | #include <Standard.hxx> |
21 | #include <Standard_Type.hxx> |
22 | |
23 | #include <Vrml_ShapeHints.hxx> |
24 | #include <Standard_Boolean.hxx> |
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25 | #include <Standard_Transient.hxx> |
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26 | class Vrml_Material; |
27 | class Vrml_ShapeHints; |
28 | |
29 | |
30 | class VrmlConverter_ShadingAspect; |
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31 | DEFINE_STANDARD_HANDLE(VrmlConverter_ShadingAspect, Standard_Transient) |
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32 | |
33 | //! qualifies the aspect properties for |
34 | //! the VRML conversation of ShadedShape . |
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35 | class VrmlConverter_ShadingAspect : public Standard_Transient |
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36 | { |
37 | |
38 | public: |
39 | |
40 | |
41 | //! create a default ShadingAspect. |
42 | Standard_EXPORT VrmlConverter_ShadingAspect(); |
43 | |
44 | Standard_EXPORT void SetFrontMaterial (const Handle(Vrml_Material)& aMaterial); |
45 | |
46 | Standard_EXPORT Handle(Vrml_Material) FrontMaterial() const; |
47 | |
48 | Standard_EXPORT void SetShapeHints (const Vrml_ShapeHints& aShapeHints); |
49 | |
50 | Standard_EXPORT Vrml_ShapeHints ShapeHints() const; |
51 | |
52 | //! defines necessary of a calculation of normals for ShadedShape to more |
53 | //! accurately display curved surfaces, pacticularly when smoooth or phong |
54 | //! shading is used in VRML viewer. |
55 | //! By default False - the normals are not calculated, |
56 | //! True - the normals are calculated. |
57 | //! Warning: If normals are calculated the resulting VRML file will |
58 | //! be substantially lager. |
59 | Standard_EXPORT void SetHasNormals (const Standard_Boolean OnOff); |
60 | |
61 | //! returns True if the normals are calculating |
62 | Standard_EXPORT Standard_Boolean HasNormals() const; |
63 | |
64 | //! defines necessary of writing Material from Vrml into output OStream. |
65 | //! By default False - the material is not writing into OStream, |
66 | //! True - the material is writing. |
67 | Standard_EXPORT void SetHasMaterial (const Standard_Boolean OnOff); |
68 | |
69 | //! returns True if the materials is writing into OStream. |
70 | Standard_EXPORT Standard_Boolean HasMaterial() const; |
71 | |
72 | |
73 | |
74 | |
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75 | DEFINE_STANDARD_RTTIEXT(VrmlConverter_ShadingAspect,Standard_Transient) |
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76 | |
77 | protected: |
78 | |
79 | |
80 | |
81 | |
82 | private: |
83 | |
84 | |
85 | Handle(Vrml_Material) myFrontMaterial; |
86 | Vrml_ShapeHints myShapeHints; |
87 | Standard_Boolean myHasNormals; |
88 | Standard_Boolean myHasMaterial; |
89 | |
90 | |
91 | }; |
92 | |
93 | |
94 | |
95 | |
96 | |
97 | |
98 | |
99 | #endif // _VrmlConverter_ShadingAspect_HeaderFile |