ENH: Add Cylinder analytical geometry

Base/Geometry/Analytic/imstkCylinder.cpp

+/*=========================================================================
+
+   Library: iMSTK
+
+   Copyright (c) Kitware, Inc. & Center for Modeling, Simulation,
+   & Imaging in Medicine, Rensselaer Polytechnic Institute.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0.txt
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+=========================================================================*/
+
+#include "imstkCylinder.h"
+
+#include "g3log/g3log.hpp"
+
+namespace imstk
+{
+void
+Cylinder::print() const
+{
+    AnalyticalGeometry::print();
+    LOG(INFO) << "Radius: " << m_radius;
+    LOG(INFO) << "Length: " << m_length;
+}
+
+double
+Cylinder::getVolume() const
+{
+    return PI * m_radius * m_radius * m_length;
+}
+
+double
+Cylinder::getRadius(DataType type /* = DataType::PostTransform */)
+{
+    if (type == DataType::PostTransform)
+    {
+        this->updatePostTransformData();
+        return m_radiusPostTransform;
+    }
+    return m_radius;
+}
+
+double
+Cylinder::getLength(DataType type /* = DataType::PostTransform */)
+{
+    if (type == DataType::PostTransform)
+    {
+        this->updatePostTransformData();
+        return m_lengthPostTransform;
+    }
+    return m_length;
+}
+
+void
+Cylinder::setRadius(const double r)
+{
+    if(r <= 0)
+    {
+        LOG(WARNING) << "Cylinder::setRadius error: radius should be positive.";
+        return;
+    }
+    if (m_radius == r)
+    {
+        return;
+    }
+    m_radius = r;
+    m_dataModified = true;
+    m_transformApplied = false;
+}
+
+void
+Cylinder::setLength(const double l)
+{
+    if (l <= 0)
+    {
+        LOG(WARNING) << "Cylinder::setLength error: length should be positive.";
+        return;
+    }
+    if (m_length == l)
+    {
+        return;
+    }
+    m_length = l;
+    m_dataModified = true;
+    m_transformApplied = false;
+}
+
+void
+Cylinder::applyScaling(const double s)
+{
+    this->setRadius(m_radius * s);
+    this->setLength(m_length * s);
+}
+
+void
+Cylinder::updatePostTransformData()
+{
+    if (m_transformApplied)
+    {
+        return;
+    }
+    AnalyticalGeometry::updatePostTransformData();
+    m_radiusPostTransform = m_scaling * m_radius;
+    m_lengthPostTransform = m_scaling * m_length;
+    m_transformApplied = true;
+}
+} // imstk

Base/Geometry/Analytic/imstkCylinder.h

+/*=========================================================================
+
+   Library: iMSTK
+
+   Copyright (c) Kitware, Inc. & Center for Modeling, Simulation,
+   & Imaging in Medicine, Rensselaer Polytechnic Institute.
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0.txt
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+=========================================================================*/
+
+#ifndef imstkCylinder_h
+#define imstkCylinder_h
+
+// imstk
+#include "imstkAnalyticalGeometry.h"
+
+namespace imstk
+{
+///
+/// \class Cylinder
+///
+/// \brief Cylinder geometry
+///
+class Cylinder : public AnalyticalGeometry
+{
+public:
+    ///
+    /// \brief Constructor
+    ///
+    Cylinder() : AnalyticalGeometry(Type::Cylinder) {}
+
+    ///
+    /// \brief Default destructor
+    ///
+    ~Cylinder() = default;
+
+    ///
+    /// \brief Print the cylinder info
+    ///
+    void print() const override;
+
+    ///
+    /// \brief Returns the volume of the cylinder
+    ///
+    double getVolume() const override;
+
+    ///
+    /// \brief Returns the radius of the cylinder
+    ///
+    double getRadius(DataType type = DataType::PostTransform);
+
+    ///
+    /// \brief Sets the radius of the cylinder
+    ///
+    void setRadius(const double r);
+
+    ///
+    /// \brief Returns the length of the cylinder
+    ///
+    double getLength(DataType type = DataType::PostTransform);
+
+    ///
+    /// \brief Sets the length of the cylinder
+    ///
+    void setLength(const double r);
+
+protected:
+    friend class VTKCylinderRenderDelegate;
+
+    void applyScaling(const double s) override;
+    void updatePostTransformData() override;
+
+    double m_radius = 1.0;              ///> Radius of the cylinder
+    double m_length = 1.0;              ///> Length of the cylinder
+    double m_radiusPostTransform = 1.0; ///> Radius of the cylinder once transform applied
+    double m_lengthPostTransform = 1.0; ///> Length of the cylinder once transform applied
+};
+} // imstk
+
+#endif // ifndef imstkCylinder_h

Base/Geometry/imstkGeometry.h

@@ -44,6 +44,7 @@ public:
     {
         Plane,
         Sphere,
+        Cylinder,
         Cube,
         SurfaceMesh,
         TetrahedralMesh,