Doc: Add example categories for Qt 3D examples

Task-number: QTBUG-115985
Change-Id: I1064f04d39d59146e4b5af70403853ad65d12efa
Reviewed-by: Kai Köhne <kai.koehne@qt.io>
(cherry picked from commit 59cb54aab9b3bd412c7face68927795a5ef14954)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

7 files changed, 7 insertions, 0 deletions

diff --git a/examples/qt3d/basicshapes-cpp/doc/src/basicshapes.qdoc b/examples/qt3d/basicshapes-cpp/doc/src/basicshapes.qdoc
index ed8831724..c27a6a172 100644
--- a/examples/qt3d/basicshapes-cpp/doc/src/basicshapes.qdoc
+++ b/examples/qt3d/basicshapes-cpp/doc/src/basicshapes.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example basicshapes-cpp
     \title Qt 3D: Basic Shapes C++ Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-cpp
     \brief Shows four basic shapes that Qt 3D offers and sets up a mesh for each of them.
 
diff --git a/examples/qt3d/multiviewport/doc/src/multiviewport.qdoc b/examples/qt3d/multiviewport/doc/src/multiviewport.qdoc
index 1e1a77403..7b7fed3a4 100644
--- a/examples/qt3d/multiviewport/doc/src/multiviewport.qdoc
+++ b/examples/qt3d/multiviewport/doc/src/multiviewport.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example multiviewport
     \title Qt 3D: Multi Viewport QML Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-qml
     \brief A QML example that demonstrates rendering a Scenegraph from multiple
     viewports.
diff --git a/examples/qt3d/pbr-materials/doc/src/materials.qdoc b/examples/qt3d/pbr-materials/doc/src/materials.qdoc
index 7fe6864d5..31d8aef8b 100644
--- a/examples/qt3d/pbr-materials/doc/src/materials.qdoc
+++ b/examples/qt3d/pbr-materials/doc/src/materials.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example pbr-materials
     \title Qt 3D: PBR Materials QML Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-qml
     \brief A QML application that demonstrates using PBR materials.
 
diff --git a/examples/qt3d/simple-cpp/doc/src/simple-cpp.qdoc b/examples/qt3d/simple-cpp/doc/src/simple-cpp.qdoc
index 8f50cd835..34957266d 100644
--- a/examples/qt3d/simple-cpp/doc/src/simple-cpp.qdoc
+++ b/examples/qt3d/simple-cpp/doc/src/simple-cpp.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example simple-cpp
     \title Qt 3D: Simple C++ Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-cpp
     \brief A C++ application that demonstrates how to render a scene in Qt 3D.
 
diff --git a/examples/qt3d/simple-qml/doc/src/simple-qml.qdoc b/examples/qt3d/simple-qml/doc/src/simple-qml.qdoc
index 44486b8d8..6b64b82ec 100644
--- a/examples/qt3d/simple-qml/doc/src/simple-qml.qdoc
+++ b/examples/qt3d/simple-qml/doc/src/simple-qml.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example simple-qml
     \title Qt 3D: Simple QML Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-qml
     \brief A QML application that demonstrates how to render a scene in Qt 3D.
 
diff --git a/examples/qt3d/simplecustommaterial/doc/src/simplecustommaterial.qdoc b/examples/qt3d/simplecustommaterial/doc/src/simplecustommaterial.qdoc
index 935dcdd48..11d53f951 100644
--- a/examples/qt3d/simplecustommaterial/doc/src/simplecustommaterial.qdoc
+++ b/examples/qt3d/simplecustommaterial/doc/src/simplecustommaterial.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example simplecustommaterial
     \title Qt 3D: Simple Custom Material QML Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-qml
     \brief Demonstrates creating a custom material in Qt 3D.
 
diff --git a/examples/qt3d/wireframe/doc/src/wireframe.qdoc b/examples/qt3d/wireframe/doc/src/wireframe.qdoc
index 4bb3bdc3f..21634dd70 100644
--- a/examples/qt3d/wireframe/doc/src/wireframe.qdoc
+++ b/examples/qt3d/wireframe/doc/src/wireframe.qdoc
@@ -4,6 +4,7 @@
 /*!
     \example wireframe
     \title Qt 3D: Wireframe QML Example
+    \examplecategory {Data Visualization & 3D}
     \ingroup qt3d-examples-qml
 
     \brief A Qt 3D QML application that implements a single-pass wireframe