update bundled_deps

2026-02-02 08:58:43 +03:00 · 2024-11-09 14:05:44 +08:00
parent 17c9bfd127
commit cfc606fea9
1662 changed files with 710 additions and 168 deletions
--- a/bundled_deps/libigl/igl/xml/writeDAE.cpp
+++ b/bundled_deps/libigl/igl/xml/writeDAE.cpp
@@ -0,0 +1,138 @@
+// This file is part of libigl, a simple c++ geometry processing library.
+//
+// Copyright (C) 2016 Alec Jacobson <alecjacobson@gmail.com>
+//
+// This Source Code Form is subject to the terms of the Mozilla Public License
+// v. 2.0. If a copy of the MPL was not distributed with this file, You can
+// obtain one at http://mozilla.org/MPL/2.0/.
+#include "writeDAE.h"
+#include "../STR.h"
+#include <tinyxml2.h>
+#include <map>
+#include <list>
+
+template <typename DerivedV, typename DerivedF>
+IGL_INLINE bool igl::xml::writeDAE(
+  const std::string & filename,
+  const Eigen::PlainObjectBase<DerivedV> & V,
+  const Eigen::PlainObjectBase<DerivedF> & F)
+{
+  using namespace std;
+  using namespace Eigen;
+  using namespace tinyxml2;
+
+  XMLDocument* doc = new XMLDocument();
+
+  const auto & ele = [&doc](
+    const std::string tag,
+    // Can't just use `{}` as the default argument because of a clang-bug
+    // http://stackoverflow.com/questions/17264067/
+    const std::map<std::string,std::string> attribs =
+      std::map<std::string,std::string>(),
+    const std::string text="",
+    const std::list<XMLElement *> children =
+       std::list<XMLElement *>()
+    )->XMLElement *
+  {
+    XMLElement * element = doc->NewElement(tag.c_str());
+    for(const auto & key_value :  attribs)
+    {
+      element->SetAttribute(key_value.first.c_str(),key_value.second.c_str());
+    }
+    if(!text.empty())
+    {
+      element->InsertEndChild(doc->NewText(text.c_str()));
+    }
+    for(auto & child : children)
+    {
+      element->InsertEndChild(child);
+    }
+    return element;
+  };
+
+  Eigen::IOFormat row_format(Eigen::FullPrecision,0," "," ","","","");
+  doc->InsertEndChild(
+    ele("COLLADA",
+    {
+      {"xmlns","http://www.collada.org/2005/11/COLLADASchema"},
+      {"version","1.4.1"}
+    },
+    "",
+    {
+      ele("asset",{},"",
+      {
+        ele("unit",{{"meter","0.0254000"},{"name","inch"}}),
+        ele("up_axis",{},"Y_UP")
+      }),
+      ele("library_visual_scenes",{},"",
+      {
+        ele("visual_scene",{{"id","ID2"}},"",
+        {
+          ele("node",{{"name","SketchUp"}},"",
+          {
+            ele("node",{{"id","ID3"},{"name","group_0"}},"",
+            {
+              ele("matrix",{},"1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1"),
+              ele("instance_geometry",{{"url","#ID4"}},"",
+              {
+                ele("bind_material",{},"",{ele("technique_common")}),
+              }),
+            }),
+          }),
+        }),
+      }),
+      ele("library_geometries",{},"",
+      {
+        ele("geometry",{{"id","ID4"}},"",
+        {
+          ele("mesh",{},"",
+          {
+            ele("source",{{"id","ID7"}},"",
+            {
+              ele(
+                "float_array",
+                {{"count",STR(V.size())},{"id","ID10"}},
+                STR(V.format(row_format))),
+              ele("technique_common",{},"",
+              {
+                ele(
+                  "accessor",
+                  {{"count",STR(V.rows())},{"source","#ID8"},{"stride","3"}},
+                  "",
+                {
+                  ele("param",{{"name","X"},{"type","float"}}),
+                  ele("param",{{"name","Y"},{"type","float"}}),
+                  ele("param",{{"name","Z"},{"type","float"}}),
+                })
+              })
+            }),
+            ele(
+              "vertices",
+              {{"id","ID9"}},
+              "",
+              {ele("input",{{"semantic","POSITION"},{"source","#ID7"}})}),
+            ele(
+              "triangles",
+              {{"count",STR(F.rows())}},
+              "",
+            {
+              ele("input",{{"semantic","VERTEX"},{"source","#ID9"}}),
+              ele("p",{},STR(F.format(row_format))),
+            })
+          })
+        })
+      }),
+      ele("scene",{},"",{ele("instance_visual_scene",{{"url","#ID2"}})}),
+    }));
+  // tinyxml2 seems **not** to print the <?xml ...?> header by default, but it
+  // also seems that that's OK
+  XMLError error = doc->SaveFile(filename.c_str());
+  bool ret = true;
+  if(error != XML_NO_ERROR)
+  {
+    doc->PrintError();
+    ret = false;
+  }
+  delete doc;
+  return ret;
+}