<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div>Inconsistencies in the draft for 4.1</div><div><br></div><div>* Immersive profile, Full profile, MedicalInterchange profile include now the new FontFamily node but the level for the Text component in these profiles is still 1 but should be 2</div><div><br></div><div>* There is now a new Tangent node, which can be child of a lot of geometry nodes, but should be a possible child of even more nodes, still missing a tangent field: ElevationGrid, PointSet, IndexedLineSet, LineSet. Why? All these nodes also have a normal field and can be affected by lighting and shading with Material or PhysicalMaterial (probably with a normalTexture which then requires a Tangent node). Example of lines and points with normals and shading: <a href="https://create3000.github.io/x_ite/laboratory/gltf-sample-viewer/?url=https://raw.githubusercontent.com/KhronosGroup/glTF-Sample-Models/master/2.0/PrimitiveModeNormalsTest/glTF/PrimitiveModeNormalsTest.gltf">https://create3000.github.io/x_ite/laboratory/gltf-sample-viewer/?url=https://raw.githubusercontent.com/KhronosGroup/glTF-Sample-Models/master/2.0/PrimitiveModeNormalsTest/glTF/PrimitiveModeNormalsTest.gltf</a></div><div><br></div><div>* LayoutGroup is now of type X3DNode but specification says: "Thus, a LayoutGroup can only be a child of a LayoutLayer node or another LayoutGroup node.“ But LayoutGroup children/addChildren/removeChildren only accept X3DChildNode which in turn does not include the LayoutGroup itself anymore.</div><div><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br></span></div><div><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">I think some things can be easily fixed, others require further discussion, but it's better to know all of this.</span></div><div><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br></span></div><div><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">Daft for 4.1:</span></div><div><a href="https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4.1-CD/">https://www.web3d.org/specifications/X3Dv4Draft/ISO-IEC19775-1v4.1-CD/</a><font color="#000000"><span style="caret-color: rgb(0, 0, 0);"></span></font></div><div><span style="caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br></span></div><div>Best regards</div><div>Holger</div><div><br></div><div>
<meta charset="UTF-8"><div>—<br>Holger Seelig<br>Leipzig, Germany<br><br>holger.seelig@yahoo.de<br>https://create3000.github.io/x_ite/<br>https://patreon.com/X_ITE<br></div><div><br></div><br class="Apple-interchange-newline">
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