Merge branch 'feature-mat3x3-clean' into 'master'

Feature: Visualize 3x3 matrices on OVM meshes

See merge request !14

CMakeLists.txt

@@ -7,8 +7,8 @@ if(APPLE)
     add_definitions(-DOVM_FORCE_STATIC_CAST)
 endif()
 
-openflipper_plugin (INSTALLDATA Icons  
-                    DIRS OpenMesh OpenVolumeMesh Widgets ScriptObjects Toolbars Models PropertyVisualizer
+openflipper_plugin (INSTALLDATA Icons Shaders
+                    DIRS OpenMesh OpenVolumeMesh Widgets ScriptObjects Toolbars Models Nodes PropertyVisualizer
                     DEPS OpenMesh 
                     OPTDEPS OpenVolumeMesh
                     OPT_TYPES SKELETON BSPLINECURVE POLYHEDRALMESH HEXAHEDRALMESH TETRAHEDRALMESH

Models/PropertyNameListModel.cc

@@ -45,6 +45,7 @@
 
 #include <OpenMesh/Core/Utils/Property.hh>
 #include <ACG/Math/VectorT.hh>
+#include <ACG/Math/Matrix3x3T.hh>
 
 #include <iostream>
 
@@ -64,6 +65,8 @@ const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec
         PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec2d>), "Vec2d");
 const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Vec2f =
         PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Vec2f>), "Vec2f");
+const PropertyNameListModel::TypeInfoWrapper PropertyNameListModel::proptype_Matrix3x3d =
+        PropertyNameListModel::TypeInfoWrapper(typeid(OpenMesh::PropertyT<ACG::Matrix3x3d>), "Matrix3x3d");
 
 #ifdef ENABLE_SKELETON_SUPPORT
   #include <ObjectTypes/Skeleton/BaseSkin.hh>

Models/PropertyNameListModel.hh

@@ -66,7 +66,7 @@ class PropertyNameListModel: public QAbstractListModel {
         class TypeInfoWrapper {
             public:
                 TypeInfoWrapper(const std::type_info & ti, const char *friendlyName) : ti(&ti), friendlyName(friendlyName) {}
-                TypeInfoWrapper(const std::type_info & ti) : ti(&ti),friendlyName("") {}
+                explicit TypeInfoWrapper(const std::type_info & ti) : ti(&ti),friendlyName("") {}
 
                 operator const std::type_info *() const { return ti; }
                 operator const std::type_info &() const { return *ti; }
@@ -191,7 +191,7 @@ class PropertyNameListModel: public QAbstractListModel {
                 OpenMesh::BaseProperty * const baseProp = *pit;
                 if (!baseProp) continue;
 
-                TypeInfoWrapper bp_type = typeid(*baseProp);
+                TypeInfoWrapper bp_type {typeid(*baseProp)};
                 TYPE_INFO_SET::const_iterator sane_prop_it = sane_prop_types.find(bp_type);
                 if ((typeIdFilter == 0 || TypeInfoWrapper(*typeIdFilter) == bp_type) && sane_prop_it != sane_prop_types.end()) {
                     *oit++ = PROP_INFO(baseProp->name(), *sane_prop_it, entity);
@@ -215,6 +215,7 @@ class PropertyNameListModel: public QAbstractListModel {
         static const TypeInfoWrapper proptype_Vec3f;
         static const TypeInfoWrapper proptype_Vec2d;
         static const TypeInfoWrapper proptype_Vec2f;
+        static const TypeInfoWrapper proptype_Matrix3x3d;
         static const TypeInfoWrapper proptype_SkinWeights;
 
     private:

Nodes/BoxesNode.cc

+/*===========================================================================*\
+ *                                                                           *
+ *                              OpenFlipper                                  *
+ *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
+ *           Department of Computer Graphics and Multimedia                  *
+ *                          All rights reserved.                             *
+ *                            www.openflipper.org                            *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * This file is part of OpenFlipper.                                         *
+ *---------------------------------------------------------------------------*
+ *                                                                           *
+ * Redistribution and use in source and binary forms, with or without        *
+ * modification, are permitted provided that the following conditions        *
+ * are met:                                                                  *
+ *                                                                           *
+ * 1. Redistributions of source code must retain the above copyright notice, *
+ *    this list of conditions and the following disclaimer.                  *
+ *                                                                           *
+ * 2. Redistributions in binary form must reproduce the above copyright      *
+ *    notice, this list of conditions and the following disclaimer in the    *
+ *    documentation and/or other materials provided with the distribution.   *
+ *                                                                           *
+ * 3. Neither the name of the copyright holder nor the names of its          *
+ *    contributors may be used to endorse or promote products derived from   *
+ *    this software without specific prior written permission.               *
+ *                                                                           *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
+ *                                                                           *
+\*===========================================================================*/
+
+
+#include <ACG/GL/acg_glew.hh>
+#include "BoxesNode.hh"
+#include <ACG/GL/IRenderer.hh>
+
+
+namespace ACG {
+namespace SceneGraph {
+
+BoxesNode::BoxesNode(BaseNode*    _parent,
+                     std::string  _name) :
+    MaterialNode(_parent, _name),
+    updateVBO_(true)
+{
+    const std::array<Vec4f,3> dim_color = {
+        Vec4f{1.f,0.f,0.f,1.f},
+        Vec4f{0.f,1.f,0.f,1.f},
+        Vec4f{0.f,0.f,1.f,1.f}
+    };
+
+    const std::array<Vec3f, 8> vertices = {
+        Vec3f( 1.f, -1.f, -1.f),
+        Vec3f( 1.f,  1.f, -1.f),
+        Vec3f( 1.f,  1.f,  1.f),
+        Vec3f( 1.f, -1.f,  1.f),
+        Vec3f(-1.f, -1.f, -1.f),
+        Vec3f(-1.f,  1.f, -1.f),
+        Vec3f(-1.f,  1.f,  1.f),
+        Vec3f(-1.f, -1.f,  1.f)};
+
+    auto add_triangle = [this, &vertices, &dim_color]
+            (size_t v0, size_t v1, size_t v2, size_t dim)
+    {
+        triangles_.push_back({vertices[v0], vertices[v1], vertices[v2]});
+        triangle_colors_.push_back(dim_color[dim]);
+    };
+
+    triangles_.reserve(6*2);
+    triangle_colors_.reserve(6*2);
+    add_triangle(0, 1, 2, 0);
+    add_triangle(0, 2, 3, 0);
+    add_triangle(4, 6, 5, 0);
+    add_triangle(4, 7, 6, 0);
+
+    add_triangle(1, 5, 6, 1);
+    add_triangle(1, 6, 2, 1);
+    add_triangle(0, 3, 7, 1);
+    add_triangle(0, 7, 4, 1);
+
+    add_triangle(2, 7, 3, 2);
+    add_triangle(2, 6, 7, 2);
+    add_triangle(0, 4, 1, 2);
+    add_triangle(1, 4, 5, 2);
+}
+
+void
+BoxesNode::
+boundingBox(Vec3d& _bbMin, Vec3d& _bbMax)
+{
+    // FIXME: this assumes matrices to only consist of vectors up to unit length
+    for (const auto &be: elem_) {
+        _bbMax.maximize(be.pos + Vec3d(scaleFactor_,scaleFactor_,scaleFactor_));
+        _bbMin.minimize(be.pos + Vec3d(-scaleFactor_, -scaleFactor_, -scaleFactor_));
+    }
+}
+
+void BoxesNode::createVBO()
+{
+  if (!updateVBO_)
+    return;
+
+  // generate if needed:
+  geometry_vbo_.bind();
+  instance_vbo_.bind();
+
+  vertexDecl_.clear();
+  vertexDecl_.addElement(GL_FLOAT, 3, VERTEX_USAGE_POSITION, nullptr, nullptr, 0, geometry_vbo_.id());
+  vertexDecl_.addElement(GL_FLOAT, 4, VERTEX_USAGE_COLOR, nullptr, nullptr, 0, geometry_vbo_.id());
+  std::vector<float> geom_vbo_data; geom_vbo_data.reserve(3 * (3+4) * triangles_.size());
+
+  vertexDecl_.addElement(GL_FLOAT, 3, VERTEX_USAGE_SHADER_INPUT, nullptr, "inst_v0", 1, instance_vbo_.id());
+  vertexDecl_.addElement(GL_FLOAT, 3, VERTEX_USAGE_SHADER_INPUT, nullptr, "inst_v1", 1, instance_vbo_.id());
+  vertexDecl_.addElement(GL_FLOAT, 3, VERTEX_USAGE_SHADER_INPUT, nullptr, "inst_v2", 1, instance_vbo_.id());
+  vertexDecl_.addElement(GL_FLOAT, 3, VERTEX_USAGE_SHADER_INPUT, nullptr, "inst_pos", 1, instance_vbo_.id());
+  std::vector<float> instance_vbo_data; instance_vbo_data.reserve(3 * 4 * elem_.size());
+
+  assert(triangles_.size() == triangle_colors_.size());
+  for (size_t i = 0; i < triangles_.size(); ++i)
+  {
+      auto &tri = triangles_[i];
+      auto &color = triangle_colors_[i];
+      for (const auto &point: tri) {
+          std::copy(point.begin(), point.end(), std::back_inserter(geom_vbo_data));
+          std::copy(color.begin(), color.end(), std::back_inserter(geom_vbo_data));
+      }
+  }
+  for (const auto &be: elem_) {
+      for (const auto &point: {
+           be.transform.getRow(0),
+           be.transform.getRow(1),
+           be.transform.getRow(2),
+           be.pos})
+      {
+          std::copy(point.begin(), point.end(), std::back_inserter(instance_vbo_data));
+      }
+  }
+
+  geometry_vbo_.upload(
+              static_cast<GLsizeiptr>(geom_vbo_data.size()*sizeof(float)),
+              geom_vbo_data.data(),
+              GL_STATIC_DRAW_ARB);
+  instance_vbo_.upload(
+              static_cast<GLsizeiptr>(instance_vbo_data.size()*sizeof(float)),
+              instance_vbo_data.data(),
+              GL_STATIC_DRAW_ARB);
+
+  // Update done.
+  updateVBO_ = false;
+
+}
+
+void
+BoxesNode::
+getRenderObjects(IRenderer* _renderer, GLState&  _state , const DrawModes::DrawMode& /* _drawMode */, const ACG::SceneGraph::Material* _mat)
+{
+    if (elem_.empty())
+        return;
+
+    RenderObject ro;
+    ro.initFromState(&_state);
+    ro.setMaterial(_mat);
+
+    boxesNodeName_ = std::string("BoxesNode: ")+name();
+    ro.debugName = boxesNodeName_;
+
+    ro.depthTest = true;
+    ro.depthWrite = true;
+
+    ro.blending = true;
+    ro.blendSrc = GL_SRC_ALPHA;
+    ro.blendDest = GL_ONE_MINUS_SRC_ALPHA;
+
+    ro.shaderDesc.shadeMode = SG_SHADE_UNLIT;
+    ro.shaderDesc.vertexColors = true;
+    ro.shaderDesc.vertexTemplateFile = "BoxesNode/vert.glsl";
+
+    ro.setUniform("scale", scaleFactor_);
+
+    createVBO();
+    ro.vertexBuffer = geometry_vbo_.id();
+    ro.vertexDecl = &vertexDecl_;
+
+    ro.glDrawInstancedArrays(GL_TRIANGLES, 0,
+                             static_cast<GLsizei>(3 * triangles_.size()),
+                             static_cast<GLsizei>(elem_.size()));
+    _renderer->addRenderObject(&ro);
+}
+
+} // namespace SceneGraph
+} // namespace ACG

Nodes/BoxesNode.hh

+#pragma once
+/*===========================================================================*\
+ *                                                                           *
+ *                              OpenFlipper                                  *
+ *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
+ *           Department of Computer Graphics and Multimedia                  *
+ *                          All rights reserved.                             *
+ *                            www.openflipper.org                            *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * This file is part of OpenFlipper.                                         *
+ *---------------------------------------------------------------------------*
+ *                                                                           *
+ * Redistribution and use in source and binary forms, with or without        *
+ * modification, are permitted provided that the following conditions        *
+ * are met:                                                                  *
+ *                                                                           *
+ * 1. Redistributions of source code must retain the above copyright notice, *
+ *    this list of conditions and the following disclaimer.                  *
+ *                                                                           *
+ * 2. Redistributions in binary form must reproduce the above copyright      *
+ *    notice, this list of conditions and the following disclaimer in the    *
+ *    documentation and/or other materials provided with the distribution.   *
+ *                                                                           *
+ * 3. Neither the name of the copyright holder nor the names of its          *
+ *    contributors may be used to endorse or promote products derived from   *
+ *    this software without specific prior written permission.               *
+ *                                                                           *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
+ *                                                                           *
+\*===========================================================================*/
+
+
+#include <ACG/Scenegraph/MaterialNode.hh>
+#include <ACG/Scenegraph/DrawModes.hh>
+#include <ACG/GL/VertexDeclaration.hh>
+#include <ACG/GL/globjects.hh>
+#include <ACG/Math/Matrix3x3T.hh>
+#include <vector>
+#include <limits>
+
+namespace ACG {
+namespace SceneGraph {
+
+struct BoxElement {
+    Matrix3x3d transform;
+    Vec3d pos;
+};
+
+class BoxesNode : public MaterialNode
+{
+public:
+  ACG_CLASSNAME(BoxesNode)
+
+  BoxesNode(BaseNode*    _parent=nullptr,
+	          std::string  _name="<BoxesNode>" );
+
+  ~BoxesNode() = default;
+
+  DrawModes::DrawMode availableDrawModes() const {
+      return DrawModes::SOLID_FACES_COLORED_FLAT_SHADED;
+  }
+
+  void boundingBox(Vec3d& _bbMin, Vec3d& _bbMax);
+  
+  void clear() { elem_.clear(); updateVBO_ = true; }
+
+  void reserve(size_t _n) { elem_.reserve(_n); }
+
+  /// STL conformance
+  void push_back(const BoxElement& _v) { elem_.push_back(_v); updateVBO_ = true; }
+  typedef BoxElement         value_type;
+  typedef BoxElement&        reference;
+  typedef const BoxElement&  const_reference;
+
+  void getRenderObjects(IRenderer* _renderer, GLState&  _state, const DrawModes::DrawMode&  _drawMode, const ACG::SceneGraph::Material* _mat);
+
+  void setScaleFactor(float _val) { scaleFactor_ = _val;}
+
+protected:
+  /// creates the vbo only if update was requested
+  void createVBO();
+
+  std::vector<BoxElement> elem_;
+  float scaleFactor_ = 1.0f;
+
+  // geometry of a single box
+  std::vector<std::array<Vec3f,3>> triangles_;
+  std::vector<Vec4f> triangle_colors_;
+
+  GeometryBuffer geometry_vbo_;
+  GeometryBuffer instance_vbo_;
+
+  // True if points changed and the vbo has to be updated
+  bool         updateVBO_;
+
+  ACG::VertexDeclaration vertexDecl_;
+
+  std::string boxesNodeName_;
+};
+
+
+//=============================================================================
+} // namespace SceneGraph
+} // namespace ACG
+//=============================================================================

OpenVolumeMesh/EntityPosition.hh

+#pragma once
+
+#include <ACG/Math/VectorT.hh>
+#include <OpenVolumeMesh/Core/Entities.hh>
+#include <OpenVolumeMesh/Core/GeometryKernel.hh>
+
+template<class MeshT>
+class EntityPosition
+{
+public:
+    EntityPosition(MeshT &mesh) : mesh_(mesh) {}
+    ACG::Vec3d operator()(OpenVolumeMesh::VertexHandle vh)
+    {
+        return mesh_.vertex(vh);
+    }
+    ACG::Vec3d operator()(OpenVolumeMesh::EdgeHandle eh)
+    {
+        auto edge = mesh_.edge(eh);
+        return 0.5 * (mesh_.vertex(edge.from_vertex()) + mesh_.vertex(edge.to_vertex()));
+    }
+    ACG::Vec3d operator()(OpenVolumeMesh::HalfEdgeHandle heh)
+    {
+        auto edge = mesh_.halfedge(heh);
+        return (1./3.) * (2 * mesh_.vertex(edge.from_vertex()) + mesh_.vertex(edge.to_vertex()));
+    }
+    ACG::Vec3d operator()(OpenVolumeMesh::CellHandle ch)
+    {
+        int count = 0;
+        ACG::Vec3d sum{0.,0.,0.};
+        for (auto vh: mesh_.cell_vertices(ch)) {
+            sum += mesh_.vertex(vh);
+            ++count;
+        }
+        return sum / count;
+    }
+
+    ACG::Vec3d operator()(OpenVolumeMesh::FaceHandle fh)
+    {
+        return (*this)(mesh_.halfface_handle(fh, 0));
+    }
+
+    ACG::Vec3d operator()(OpenVolumeMesh::HalfFaceHandle hfh)
+    {
+        // TODO: maybe offset this slightly from the face barycenter?
+        int count = 0;
+        ACG::Vec3d sum{0.,0.,0.};
+        for (auto vh: mesh_.halfface_vertices(hfh)) {
+            sum += mesh_.vertex(vh);
+            ++count;
+        }
+        return sum / count;
+    }
+private:
+    MeshT &mesh_;
+};
+

OpenVolumeMesh/OVMPropertyModelT.hh

@@ -48,6 +48,7 @@
 #include "OVMPropertyVisualizerBoolean.hh"
 #include "OVMPropertyVisualizerDouble.hh"
 #include "OVMPropertyVisualizerInteger.hh"
+#include "OVMPropertyVisualizerMatrix3x3.hh"
 #include "OVMPropertyVisualizerVector.hh"
 #include "OVMPropertyVisualizerVectorFieldDifference.hh"
 
@@ -104,6 +105,8 @@ public:
     static bool isVec3fType(const TypeInfoWrapper& typeInfo);
     static bool isVectorType(const PropertyInfo& propInfo);
     static bool isVectorType(const TypeInfoWrapper& typeInfo);
+    static bool isMatrix3x3Type(const PropertyInfo& propInfo);
+    static bool isMatrix3x3Type(const TypeInfoWrapper& typeInfo);
 
 #define DECLARE_PROPTYPES(primitive)                                              \
     static const TypeInfoWrapper proptype_##primitive##_bool;                     \
@@ -111,7 +114,8 @@ public:
     static const TypeInfoWrapper proptype_##primitive##_uint;                     \
     static const TypeInfoWrapper proptype_##primitive##_double;                   \
     static const TypeInfoWrapper proptype_##primitive##_Vec3d;                    \
-    static const TypeInfoWrapper proptype_##primitive##_Vec3f;
+    static const TypeInfoWrapper proptype_##primitive##_Vec3f;                    \
+    static const TypeInfoWrapper proptype_##primitive##_Matrix3x3d;
 
     DECLARE_PROPTYPES(Cell)
     DECLARE_PROPTYPES(Face)
@@ -206,7 +210,9 @@ template <typename T> const TypeInfoWrapper OVMPropertyModel<T>::proptype_##prim
 template <typename T> const TypeInfoWrapper OVMPropertyModel<T>::proptype_##primitive##_Vec3d      \
 	= TypeInfoWrapper(typeid(OpenVolumeMesh::primitive##PropertyT<ACG::Vec3d>), "Vec3d");          \
 template <typename T> const TypeInfoWrapper OVMPropertyModel<T>::proptype_##primitive##_Vec3f      \
-	= TypeInfoWrapper(typeid(OpenVolumeMesh::primitive##PropertyT<ACG::Vec3f>), "Vec3f");
+    = TypeInfoWrapper(typeid(OpenVolumeMesh::primitive##PropertyT<ACG::Vec3f>), "Vec3f");          \
+template <typename T> const TypeInfoWrapper OVMPropertyModel<T>::proptype_##primitive##_Matrix3x3d    \
+    = TypeInfoWrapper(typeid(OpenVolumeMesh::primitive##PropertyT<ACG::Matrix3x3d>), "Matrix3x3d");
 
 INITIALIZE_PROPTYPES(Cell)
 INITIALIZE_PROPTYPES(Face)

OpenVolumeMesh/OVMPropertyModelT_impl.hh

@@ -646,6 +646,23 @@ bool OVMPropertyModel<MeshT>::isVectorType(const TypeInfoWrapper& typeInfo)
     return isVec3fType(typeInfo) || isVec3dType(typeInfo);
 }
 
+template<typename MeshT>
+bool OVMPropertyModel<MeshT>::isMatrix3x3Type(const PropertyInfo& propInfo)
+{
+    return isMatrix3x3Type(propInfo.typeinfo());
+}
+
+template<typename MeshT>
+bool OVMPropertyModel<MeshT>::isMatrix3x3Type(const TypeInfoWrapper& typeInfo)
+{
+    return typeInfo == proptype_Cell_Matrix3x3d ||
+           typeInfo == proptype_Face_Matrix3x3d ||
+           typeInfo == proptype_HalfFace_Matrix3x3d ||
+           typeInfo == proptype_Edge_Matrix3x3d ||
+           typeInfo == proptype_HalfEdge_Matrix3x3d ||
+           typeInfo == proptype_Vertex_Matrix3x3d;
+}
+
 template<typename MeshT>
 bool OVMPropertyModel<MeshT>::isEntityType(const TypeInfoWrapper& typeInfo, PropertyInfo::ENTITY_FILTER entity_type) const
 {
@@ -732,6 +749,8 @@ void OVMPropertyModel<MeshT>::addPropertyVisualizer(OpenVolumeMesh::BaseProperty
         propertyVisualizers.push_back(new OVMPropertyVisualizerDouble<MeshT>(mesh, objectID_, propInfo));
     else if (isVectorType(propInfo))
         propertyVisualizers.push_back(new OVMPropertyVisualizerVector<MeshT>(mesh, objectID_, propInfo));
+    else if (isMatrix3x3Type(propInfo))
+        propertyVisualizers.push_back(new OVMPropertyVisualizerMatrix3x3<MeshT>(mesh, objectID_, propInfo));
     connectLogs(propertyVisualizers.back());
 }
 
@@ -936,6 +955,7 @@ supportedPropertyTypes.insert(proptype_##primitive##_uint);   \
 supportedPropertyTypes.insert(proptype_##primitive##_double); \
 supportedPropertyTypes.insert(proptype_##primitive##_Vec3d);  \
 supportedPropertyTypes.insert(proptype_##primitive##_Vec3f);  \
+supportedPropertyTypes.insert(proptype_##primitive##_Matrix3x3d);  \
 
     INSERT_PROPTYPES(Cell)
     INSERT_PROPTYPES(Face)

OpenVolumeMesh/OVMPropertyVisualizerMatrix3x3.hh

+/*===========================================================================*\
+*                                                                            *
+*                              OpenFlipper                                   *
+ *           Copyright (c) 2001-2015, RWTH-Aachen University                 *
+ *           Department of Computer Graphics and Multimedia                  *
+ *                          All rights reserved.                             *
+ *                            www.openflipper.org                            *
+ *                                                                           *
+ *---------------------------------------------------------------------------*
+ * This file is part of OpenFlipper.                                         *
+ *---------------------------------------------------------------------------*
+ *                                                                           *
+ * Redistribution and use in source and binary forms, with or without        *
+ * modification, are permitted provided that the following conditions        *
+ * are met:                                                                  *
+ *                                                                           *
+ * 1. Redistributions of source code must retain the above copyright notice, *
+ *    this list of conditions and the following disclaimer.                  *
+ *                                                                           *
+ * 2. Redistributions in binary form must reproduce the above copyright      *
+ *    notice, this list of conditions and the following disclaimer in the    *
+ *    documentation and/or other materials provided with the distribution.   *
+ *                                                                           *
+ * 3. Neither the name of the copyright holder nor the names of its          *
+ *    contributors may be used to endorse or promote products derived from   *
+ *    this software without specific prior written permission.               *
+ *                                                                           *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS       *
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A           *
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,  *
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,       *
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR        *
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    *
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING      *
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS        *
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.              *
+*                                                                            *
+\*===========================================================================*/
+
+
+#pragma once
+
+#include "OVMPropertyVisualizer.hh"
+
+#include <ACG/Scenegraph/LineNode.hh>
+#include <ACG/Scenegraph/MeshNode2T.hh>
+#include "Nodes/BoxesNode.hh"
+
+#include <OpenFlipper/BasePlugin/PluginFunctions.hh>
+
+#include <OpenVolumeMesh/Core/BaseEntities.hh>
+#include <OpenVolumeMesh/Core/BaseProperty.hh>
+
+#include "Widgets/Matrix3x3Widget.hh"
+
+#include <iostream>
+
+template <typename MeshT>
+class OVMPropertyVisualizerMatrix3x3: public OVMPropertyVisualizer<MeshT>{
+
+public:
+    OVMPropertyVisualizerMatrix3x3(MeshT* _mesh, int objectID, PropertyInfo _propertyInfo);
+    virtual ~OVMPropertyVisualizerMatrix3x3(){ clear(); }
+
+    void clear() override;
+
+protected:
+    void duplicateProperty() override;
+
+
+    void visualizeFaceProp(bool _setDrawMode = true) override;
+    void visualizeEdgeProp(bool _setDrawMode = true) override;
+    void visualizeHalfedgeProp(bool _setDrawMode = true) override;
+    void visualizeVertexProp(bool _setDrawMode = true) override;
+    void visualizeCellProp(bool _setDrawMode = true) override;
+    void visualizeHalffaceProp(bool _setDrawMode = true) override;
+
+    QString getPropertyText(unsigned int index) override;
+
+    ACG::SceneGraph::LineNode*  lineNode;
+    ACG::SceneGraph::BoxesNode* boxesNode;
+
+private:
+    template<typename EntityTag, typename Property, typename EntityIterator>
+    void visualizeAsCrossesForEntity(Property prop, EntityIterator e_begin, EntityIterator e_end);
+    template<typename EntityTag, typename Property, typename EntityIterator>
+    void visualizeAsBoxesForEntity(Property prop, EntityIterator e_begin, EntityIterator e_end);
+    template<typename EntityTag, typename EntityIterator>
+    void visualizeForEntity(EntityIterator e_begin, EntityIterator e_end);
+
+    Matrix3x3Widget* getMatWidget() {return static_cast<Matrix3x3Widget*>(PropertyVisualizer::widget);}
+
+};