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116 lines
3.9 KiB
C++
116 lines
3.9 KiB
C++
// Author: Kirill Gavrilov
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// Copyright (c) 2018-2019 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <RWGltf_GltfLatePrimitiveArray.hxx>
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#include <RWGltf_GltfPrimArrayData.hxx>
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#include <RWGltf_MaterialMetallicRoughness.hxx>
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#include <RWGltf_MaterialCommon.hxx>
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#include <RWGltf_TriangulationReader.hxx>
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IMPLEMENT_STANDARD_RTTIEXT(RWGltf_GltfLatePrimitiveArray, RWMesh_TriangulationSource)
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// =======================================================================
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// function : RWGltf_GltfLatePrimitiveArray
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// purpose :
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// =======================================================================
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RWGltf_GltfLatePrimitiveArray::RWGltf_GltfLatePrimitiveArray(const TCollection_AsciiString& theId,
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const TCollection_AsciiString& theName)
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: myId(theId),
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myName(theName),
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myPrimMode(RWGltf_GltfPrimitiveMode_UNKNOWN)
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{
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}
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// =======================================================================
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// function : ~RWGltf_GltfLatePrimitiveArray
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// purpose :
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// =======================================================================
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RWGltf_GltfLatePrimitiveArray::~RWGltf_GltfLatePrimitiveArray()
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{
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//
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}
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// =======================================================================
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// function : BaseColor
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// purpose :
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// =======================================================================
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Quantity_ColorRGBA RWGltf_GltfLatePrimitiveArray::BaseColor() const
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{
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if (!myMaterialPbr.IsNull())
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{
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return myMaterialPbr->BaseColor;
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}
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else if (!myMaterialCommon.IsNull())
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{
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return Quantity_ColorRGBA(myMaterialCommon->DiffuseColor,
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1.0f - myMaterialCommon->Transparency);
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}
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return Quantity_ColorRGBA();
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}
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// =======================================================================
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// function : AddPrimArrayData
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// purpose :
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// =======================================================================
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RWGltf_GltfPrimArrayData& RWGltf_GltfLatePrimitiveArray::AddPrimArrayData(
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RWGltf_GltfArrayType theType)
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{
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if (theType == RWGltf_GltfArrayType_Position)
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{
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// make sure positions go first
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myData.Prepend(RWGltf_GltfPrimArrayData(theType));
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return myData.ChangeFirst();
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}
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else if (theType == RWGltf_GltfArrayType_Indices)
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{
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// make sure indexes go after vertex positions but before any other vertex attributes
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if (myData.First().Type == RWGltf_GltfArrayType_Position)
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{
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myData.InsertAfter(myData.Lower(), RWGltf_GltfPrimArrayData(theType));
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return myData.ChangeValue(myData.Lower() + 1);
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}
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else
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{
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myData.Prepend(RWGltf_GltfPrimArrayData(theType));
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return myData.ChangeFirst();
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}
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}
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else
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{
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myData.Append(RWGltf_GltfPrimArrayData(theType));
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return myData.ChangeLast();
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}
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}
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//=================================================================================================
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Handle(Poly_Triangulation) RWGltf_GltfLatePrimitiveArray::LoadStreamData() const
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{
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Handle(RWGltf_TriangulationReader) aGltfReader =
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Handle(RWGltf_TriangulationReader)::DownCast(myReader);
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if (aGltfReader.IsNull())
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{
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return Handle(Poly_Triangulation)();
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}
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Handle(RWMesh_TriangulationSource) aResult = new RWMesh_TriangulationSource();
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if (!aGltfReader->LoadStreamData(this, aResult))
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{
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return Handle(Poly_Triangulation)();
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}
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aResult->SetMeshPurpose(aResult->MeshPurpose() | Poly_MeshPurpose_Loaded);
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return aResult;
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}
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