--- a/Resources/CreateJavaScriptLibraries.sh	Fri Apr 05 07:52:43 2024 +0200
+++ b/Resources/CreateJavaScriptLibraries.sh	Fri Apr 05 08:19:54 2024 +0200
@@ -52,6 +52,30 @@
 
 
 ##
+## Building O3DV (Online 3D Viewer)
+## https://github.com/kovacsv/Online3DViewer
+##
+
+O3DV=Online3DViewer-0.12.0
+
+echo "Creating the distribution of O3DV from $O3DV"
+
+if [ ! -f "${ROOT_DIR}/JavaScriptLibraries/${O3DV}.tar.gz" ]; then
+    mkdir -p "${ROOT_DIR}/JavaScriptLibraries"
+    ( cd ${ROOT_DIR}/JavaScriptLibraries && \
+          wget https://orthanc.uclouvain.be/downloads/third-party-downloads/STL/${O3DV}.tar.gz )
+fi
+
+docker run -t ${DOCKER_FLAGS} --rm \
+       --user $(id -u):$(id -g) \
+       -v ${ROOT_DIR}/Resources/CreateJavaScriptLibraries/build-o3dv.sh:/source/build-o3dv.sh:ro \
+       -v ${ROOT_DIR}/JavaScriptLibraries/${O3DV}.tar.gz:/source/${O3DV}.tar.gz:ro \
+       -v ${ROOT_DIR}/JavaScriptLibraries/dist/:/target:rw \
+       ${IMAGE} \
+       bash /source/build-o3dv.sh ${O3DV}
+
+
+##
 ## Building Three.js
 ##
 

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Resources/CreateJavaScriptLibraries/build-o3dv.sh	Fri Apr 05 08:19:54 2024 +0200
@@ -0,0 +1,36 @@
+#!/bin/bash
+
+# SPDX-FileCopyrightText: 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# STL plugin for Orthanc
+# Copyright (C) 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
+#
+# This program is free software: you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+set -ex
+
+if [ "$1" = "" ]; then
+    echo "Please provide the source package of O3DV"
+    exit -1
+fi
+
+cd /tmp/
+tar xvf /source/$1.tar.gz
+
+cd /tmp/$1
+npm install --cache /tmp/npm-cache
+npm run create_dist --cache /tmp/npm-cache
+
+cp -r /tmp/$1/build/engine/o3dv.min.js /target/

--- a/Sources/Plugin.cpp	Fri Apr 05 07:52:43 2024 +0200
+++ b/Sources/Plugin.cpp	Fri Apr 05 08:19:54 2024 +0200
@@ -58,9 +58,9 @@
 
 
 /**
- * As the Three.js static assets are gzipped by the
- * "EmbedStaticAssets.py" script, we use a cache to maintain the
- * uncompressed assets in order to avoid multiple gzip decodings.
+ * As the static assets are gzipped by the "EmbedStaticAssets.py"
+ * script, we use a cache to maintain the uncompressed assets in order
+ * to avoid multiple gzip decodings.
  **/
 class ResourcesCache : public boost::noncopyable
 {
@@ -133,22 +133,45 @@
 
   std::string file = request->groups[0];
 
-  if (file == "three.html")
-  {
-    std::string s;
-    Orthanc::EmbeddedResources::GetFileResource(s, Orthanc::EmbeddedResources::THREE_HTML);
-    OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_Html));
-  }
-  else if (file == "three.js")
-  {
-    std::string s;
-    Orthanc::EmbeddedResources::GetFileResource(s, Orthanc::EmbeddedResources::THREE_JS);
-    OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(Orthanc::MimeType_JavaScript));
-  }
-  else if (boost::starts_with(file, "libs/"))
+  if (boost::starts_with(file, "libs/"))
   {
     cache_.Answer(output, file.substr(5));
   }
+  else
+  {
+    Orthanc::EmbeddedResources::FileResourceId resourceId;
+    Orthanc::MimeType mimeType;
+
+    if (file == "three.html")
+    {
+      resourceId = Orthanc::EmbeddedResources::THREE_HTML;
+      mimeType = Orthanc::MimeType_Html;
+    }
+    else if (file == "three.js")
+    {
+      resourceId = Orthanc::EmbeddedResources::THREE_JS;
+      mimeType = Orthanc::MimeType_JavaScript;
+    }
+    else if (file == "o3dv.html")
+    {
+      resourceId = Orthanc::EmbeddedResources::O3DV_HTML;
+      mimeType = Orthanc::MimeType_Html;
+    }
+    else if (file == "o3dv.js")
+    {
+      resourceId = Orthanc::EmbeddedResources::O3DV_JS;
+      mimeType = Orthanc::MimeType_JavaScript;
+    }
+    else
+    {
+      OrthancPluginSendHttpStatusCode(OrthancPlugins::GetGlobalContext(), output, 404);
+      return;
+    }
+
+    std::string s;
+    Orthanc::EmbeddedResources::GetFileResource(s, resourceId);
+    OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), Orthanc::EnumerationToString(mimeType));
+  }
 }
 
 

--- a/WebApplications/o3dv.js	Fri Apr 05 07:52:43 2024 +0200
+++ b/WebApplications/o3dv.js	Fri Apr 05 08:19:54 2024 +0200
@@ -56,6 +56,6 @@
   });
 
   viewer.LoadModelFromInputFiles ([
-    new OV.InputFile('model.stl', OV.FileSource.Url, '../../instances/' + instance + '/stl'),
+    new OV.InputFile('model.stl', OV.FileSource.Url, '../../instances/' + instanceId + '/stl'),
   ]);
 });