251 lines
11 KiB
C++
251 lines
11 KiB
C++
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/*
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Open Asset Import Library (assimp)
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----------------------------------------------------------------------
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Copyright (c) 2006-2020, assimp team
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All rights reserved.
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Redistribution and use of this software in source and binary forms,
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with or without modification, are permitted provided that the
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following conditions are met:
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* Redistributions of source code must retain the above
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copyright notice, this list of conditions and the
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following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other
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materials provided with the distribution.
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* Neither the name of the assimp team, nor the names of its
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contributors may be used to endorse or promote products
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derived from this software without specific prior
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written permission of the assimp team.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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----------------------------------------------------------------------
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*/
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/// \file X3DImporter_Shape.cpp
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/// \brief Parsing data from nodes of "Shape" set of X3D.
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/// \date 2015-2016
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/// \author smal.root@gmail.com
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#ifndef ASSIMP_BUILD_NO_X3D_IMPORTER
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#include "X3DImporter.hpp"
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#include "X3DImporter_Macro.hpp"
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namespace Assimp
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{
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// <Shape
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// DEF="" ID
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// USE="" IDREF
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// bboxCenter="0 0 0" SFVec3f [initializeOnly]
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// bboxSize="-1 -1 -1" SFVec3f [initializeOnly]
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// >
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// <!-- ShapeChildContentModel -->
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// "ShapeChildContentModel is the child-node content model corresponding to X3DShapeNode. ShapeChildContentModel can contain a single Appearance node and a
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// single geometry node, in any order.
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// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model."
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// </Shape>
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// A Shape node is unlit if either of the following is true:
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// The shape's appearance field is nullptr (default).
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// The material field in the Appearance node is nullptr (default).
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// NOTE Geometry nodes that represent lines or points do not support lighting.
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void X3DImporter::ParseNode_Shape_Shape()
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{
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std::string use, def;
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CX3DImporter_NodeElement* ne( nullptr );
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MACRO_ATTRREAD_LOOPBEG;
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MACRO_ATTRREAD_CHECKUSEDEF_RET(def, use);
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MACRO_ATTRREAD_LOOPEND;
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// if "USE" defined then find already defined element.
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if(!use.empty())
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{
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MACRO_USE_CHECKANDAPPLY(def, use, ENET_Shape, ne);
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}
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else
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{
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// create and if needed - define new geometry object.
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ne = new CX3DImporter_NodeElement_Shape(NodeElement_Cur);
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if(!def.empty()) ne->ID = def;
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// check for child nodes
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if(!mReader->isEmptyElement())
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{
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ParseHelper_Node_Enter(ne);
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MACRO_NODECHECK_LOOPBEGIN("Shape");
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// check for appearance node
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if(XML_CheckNode_NameEqual("Appearance")) { ParseNode_Shape_Appearance(); continue; }
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// check for X3DGeometryNodes
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if(XML_CheckNode_NameEqual("Arc2D")) { ParseNode_Geometry2D_Arc2D(); continue; }
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if(XML_CheckNode_NameEqual("ArcClose2D")) { ParseNode_Geometry2D_ArcClose2D(); continue; }
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if(XML_CheckNode_NameEqual("Circle2D")) { ParseNode_Geometry2D_Circle2D(); continue; }
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if(XML_CheckNode_NameEqual("Disk2D")) { ParseNode_Geometry2D_Disk2D(); continue; }
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if(XML_CheckNode_NameEqual("Polyline2D")) { ParseNode_Geometry2D_Polyline2D(); continue; }
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if(XML_CheckNode_NameEqual("Polypoint2D")) { ParseNode_Geometry2D_Polypoint2D(); continue; }
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if(XML_CheckNode_NameEqual("Rectangle2D")) { ParseNode_Geometry2D_Rectangle2D(); continue; }
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if(XML_CheckNode_NameEqual("TriangleSet2D")) { ParseNode_Geometry2D_TriangleSet2D(); continue; }
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if(XML_CheckNode_NameEqual("Box")) { ParseNode_Geometry3D_Box(); continue; }
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if(XML_CheckNode_NameEqual("Cone")) { ParseNode_Geometry3D_Cone(); continue; }
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if(XML_CheckNode_NameEqual("Cylinder")) { ParseNode_Geometry3D_Cylinder(); continue; }
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if(XML_CheckNode_NameEqual("ElevationGrid")) { ParseNode_Geometry3D_ElevationGrid(); continue; }
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if(XML_CheckNode_NameEqual("Extrusion")) { ParseNode_Geometry3D_Extrusion(); continue; }
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if(XML_CheckNode_NameEqual("IndexedFaceSet")) { ParseNode_Geometry3D_IndexedFaceSet(); continue; }
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if(XML_CheckNode_NameEqual("Sphere")) { ParseNode_Geometry3D_Sphere(); continue; }
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if(XML_CheckNode_NameEqual("IndexedLineSet")) { ParseNode_Rendering_IndexedLineSet(); continue; }
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if(XML_CheckNode_NameEqual("LineSet")) { ParseNode_Rendering_LineSet(); continue; }
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if(XML_CheckNode_NameEqual("PointSet")) { ParseNode_Rendering_PointSet(); continue; }
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if(XML_CheckNode_NameEqual("IndexedTriangleFanSet")) { ParseNode_Rendering_IndexedTriangleFanSet(); continue; }
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if(XML_CheckNode_NameEqual("IndexedTriangleSet")) { ParseNode_Rendering_IndexedTriangleSet(); continue; }
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if(XML_CheckNode_NameEqual("IndexedTriangleStripSet")) { ParseNode_Rendering_IndexedTriangleStripSet(); continue; }
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if(XML_CheckNode_NameEqual("TriangleFanSet")) { ParseNode_Rendering_TriangleFanSet(); continue; }
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if(XML_CheckNode_NameEqual("TriangleSet")) { ParseNode_Rendering_TriangleSet(); continue; }
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if(XML_CheckNode_NameEqual("TriangleStripSet")) { ParseNode_Rendering_TriangleStripSet(); continue; }
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// check for X3DMetadataObject
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if(!ParseHelper_CheckRead_X3DMetadataObject()) XML_CheckNode_SkipUnsupported("Shape");
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MACRO_NODECHECK_LOOPEND("Shape");
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ParseHelper_Node_Exit();
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}// if(!mReader->isEmptyElement())
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else
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{
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NodeElement_Cur->Child.push_back(ne);// add made object as child to current element
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}
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NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
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}// if(!use.empty()) else
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}
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// <Appearance
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// DEF="" ID
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// USE="" IDREF
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// >
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// <!-- AppearanceChildContentModel -->
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// "Child-node content model corresponding to X3DAppearanceChildNode. Appearance can contain FillProperties, LineProperties, Material, any Texture node and
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// any TextureTransform node, in any order. No more than one instance of these nodes is allowed. Appearance may also contain multiple shaders (ComposedShader,
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// PackagedShader, ProgramShader).
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// A ProtoInstance node (with the proper node type) can be substituted for any node in this content model."
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// </Appearance>
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void X3DImporter::ParseNode_Shape_Appearance()
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{
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std::string use, def;
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CX3DImporter_NodeElement* ne( nullptr );
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MACRO_ATTRREAD_LOOPBEG;
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MACRO_ATTRREAD_CHECKUSEDEF_RET(def, use);
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MACRO_ATTRREAD_LOOPEND;
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// if "USE" defined then find already defined element.
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if(!use.empty())
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{
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MACRO_USE_CHECKANDAPPLY(def, use, ENET_Appearance, ne);
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}
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else
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{
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// create and if needed - define new geometry object.
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ne = new CX3DImporter_NodeElement_Appearance(NodeElement_Cur);
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if(!def.empty()) ne->ID = def;
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// check for child nodes
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if(!mReader->isEmptyElement())
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{
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ParseHelper_Node_Enter(ne);
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MACRO_NODECHECK_LOOPBEGIN("Appearance");
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if(XML_CheckNode_NameEqual("Material")) { ParseNode_Shape_Material(); continue; }
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if(XML_CheckNode_NameEqual("ImageTexture")) { ParseNode_Texturing_ImageTexture(); continue; }
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if(XML_CheckNode_NameEqual("TextureTransform")) { ParseNode_Texturing_TextureTransform(); continue; }
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// check for X3DMetadataObject
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if(!ParseHelper_CheckRead_X3DMetadataObject()) XML_CheckNode_SkipUnsupported("Appearance");
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MACRO_NODECHECK_LOOPEND("Appearance");
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ParseHelper_Node_Exit();
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}// if(!mReader->isEmptyElement())
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else
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{
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NodeElement_Cur->Child.push_back(ne);// add made object as child to current element
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}
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NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
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}// if(!use.empty()) else
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}
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// <Material
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// DEF="" ID
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// USE="" IDREF
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// ambientIntensity="0.2" SFFloat [inputOutput]
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// diffuseColor="0.8 0.8 0.8" SFColor [inputOutput]
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// emissiveColor="0 0 0" SFColor [inputOutput]
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// shininess="0.2" SFFloat [inputOutput]
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// specularColor="0 0 0" SFColor [inputOutput]
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// transparency="0" SFFloat [inputOutput]
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// />
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void X3DImporter::ParseNode_Shape_Material()
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{
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std::string use, def;
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float ambientIntensity = 0.2f;
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float shininess = 0.2f;
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float transparency = 0;
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aiColor3D diffuseColor(0.8f, 0.8f, 0.8f);
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aiColor3D emissiveColor(0, 0, 0);
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aiColor3D specularColor(0, 0, 0);
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CX3DImporter_NodeElement* ne( nullptr );
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MACRO_ATTRREAD_LOOPBEG;
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MACRO_ATTRREAD_CHECKUSEDEF_RET(def, use);
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MACRO_ATTRREAD_CHECK_RET("ambientIntensity", ambientIntensity, XML_ReadNode_GetAttrVal_AsFloat);
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MACRO_ATTRREAD_CHECK_RET("shininess", shininess, XML_ReadNode_GetAttrVal_AsFloat);
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MACRO_ATTRREAD_CHECK_RET("transparency", transparency, XML_ReadNode_GetAttrVal_AsFloat);
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MACRO_ATTRREAD_CHECK_REF("diffuseColor", diffuseColor, XML_ReadNode_GetAttrVal_AsCol3f);
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MACRO_ATTRREAD_CHECK_REF("emissiveColor", emissiveColor, XML_ReadNode_GetAttrVal_AsCol3f);
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MACRO_ATTRREAD_CHECK_REF("specularColor", specularColor, XML_ReadNode_GetAttrVal_AsCol3f);
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MACRO_ATTRREAD_LOOPEND;
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// if "USE" defined then find already defined element.
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if(!use.empty())
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{
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MACRO_USE_CHECKANDAPPLY(def, use, ENET_Material, ne);
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}
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else
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{
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// create and if needed - define new geometry object.
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ne = new CX3DImporter_NodeElement_Material(NodeElement_Cur);
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if(!def.empty()) ne->ID = def;
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((CX3DImporter_NodeElement_Material*)ne)->AmbientIntensity = ambientIntensity;
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((CX3DImporter_NodeElement_Material*)ne)->Shininess = shininess;
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((CX3DImporter_NodeElement_Material*)ne)->Transparency = transparency;
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((CX3DImporter_NodeElement_Material*)ne)->DiffuseColor = diffuseColor;
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((CX3DImporter_NodeElement_Material*)ne)->EmissiveColor = emissiveColor;
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((CX3DImporter_NodeElement_Material*)ne)->SpecularColor = specularColor;
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// check for child nodes
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if(!mReader->isEmptyElement())
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ParseNode_Metadata(ne, "Material");
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else
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NodeElement_Cur->Child.push_back(ne);// add made object as child to current element
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NodeElement_List.push_back(ne);// add element to node element list because its a new object in graph
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}// if(!use.empty()) else
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}
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}// namespace Assimp
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#endif // !ASSIMP_BUILD_NO_X3D_IMPORTER
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