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1 | // Author: Kirill Gavrilov |
| 2 | // Copyright (c) 2016-2019 OPEN CASCADE SAS |
| 3 | // |
| 4 | // This file is part of Open CASCADE Technology software library. |
| 5 | // |
| 6 | // This library is free software; you can redistribute it and/or modify it under |
| 7 | // the terms of the GNU Lesser General Public License version 2.1 as published |
| 8 | // by the Free Software Foundation, with special exception defined in the file |
| 9 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT |
| 10 | // distribution for complete text of the license and disclaimer of any warranty. |
| 11 | // |
| 12 | // Alternatively, this file may be used under the terms of Open CASCADE |
| 13 | // commercial license or contractual agreement. |
| 14 | |
| 15 | #ifndef _RWGltf_CafReader_HeaderFile |
| 16 | #define _RWGltf_CafReader_HeaderFile |
| 17 | |
| 18 | #include <NCollection_Vector.hxx> |
| 19 | #include <RWMesh_CafReader.hxx> |
| 20 | #include <TopoDS_Face.hxx> |
| 21 | |
| 22 | class RWGltf_PrimitiveArrayReader; |
| 23 | |
| 24 | //! The glTF (GL Transmission Format) mesh reader into XDE document. |
| 25 | class RWGltf_CafReader : public RWMesh_CafReader |
| 26 | { |
| 27 | DEFINE_STANDARD_RTTIEXT(RWGltf_CafReader, RWMesh_CafReader) |
| 28 | public: |
| 29 | |
| 30 | //! Empty constructor. |
| 31 | Standard_EXPORT RWGltf_CafReader(); |
| 32 | |
| 33 | //! Return TRUE if multithreaded optimizations are allowed; FALSE by default. |
| 34 | bool ToParallel() const { return myToParallel; } |
| 35 | |
| 36 | //! Setup multithreaded execution. |
| 37 | void SetParallel (bool theToParallel) { myToParallel = theToParallel; } |
| 38 | |
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39 | //! Return TRUE if Nodes without Geometry should be ignored, TRUE by default. |
| 40 | bool ToSkipEmptyNodes() { return myToSkipEmptyNodes; } |
| 41 | |
| 42 | //! Set flag to ignore nodes without Geometry. |
| 43 | void SetSkipEmptyNodes (bool theToSkip) { myToSkipEmptyNodes = theToSkip; } |
| 44 | |
| 45 | //! Set flag to use Mesh name in case if Node name is empty, TRUE by default. |
| 46 | bool ToUseMeshNameAsFallback() { return myUseMeshNameAsFallback; } |
| 47 | |
| 48 | //! Set flag to use Mesh name in case if Node name is empty. |
| 49 | void SetMeshNameAsFallback (bool theToFallback) { myUseMeshNameAsFallback = theToFallback; } |
| 50 | |
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51 | protected: |
| 52 | |
| 53 | //! Read the mesh from specified file. |
| 54 | Standard_EXPORT virtual Standard_Boolean performMesh (const TCollection_AsciiString& theFile, |
| 55 | const Handle(Message_ProgressIndicator)& theProgress, |
| 56 | const Standard_Boolean theToProbe) Standard_OVERRIDE; |
| 57 | |
| 58 | //! Create primitive array reader context. |
| 59 | //! Can be overridden by sub-class to read triangulation into application-specific data structures instead of Poly_Triangulation. |
| 60 | //! Default implementation creates RWGltf_TriangulationReader. |
| 61 | Standard_EXPORT virtual Handle(RWGltf_PrimitiveArrayReader) createMeshReaderContext(); |
| 62 | |
| 63 | //! Read late data from RWGltf_GltfLatePrimitiveArray stored as Poly_Triangulation within faces. |
| 64 | Standard_EXPORT virtual Standard_Boolean readLateData (NCollection_Vector<TopoDS_Face>& theFaces, |
| 65 | const TCollection_AsciiString& theFile, |
| 66 | const Handle(Message_ProgressIndicator)& theProgress); |
| 67 | protected: |
| 68 | |
| 69 | class CafReader_GltfReaderFunctor; |
| 70 | |
| 71 | protected: |
| 72 | |
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73 | Standard_Boolean myToParallel; //!< flag to use multithreading; FALSE by default |
| 74 | Standard_Boolean myToSkipEmptyNodes; //!< ignore nodes without Geometry; TRUE by default |
| 75 | Standard_Boolean myUseMeshNameAsFallback; //!< flag to use Mesh name in case if Node name is empty, TRUE by default |
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76 | |
| 77 | }; |
| 78 | |
| 79 | #endif // _RWGltf_CafReader_HeaderFile |
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