ENH: Add example to test the geometry Utils

Examples/GeometryProcessing/CMakeLists.txt

+###########################################################################
+#
+# Copyright (c) Kitware, Inc.
+#
+#  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.
+#
+###########################################################################
+
+project(Example-GeometryProcessing)
+
+#-----------------------------------------------------------------------------
+# Create executable
+#-----------------------------------------------------------------------------
+imstk_add_executable(${PROJECT_NAME} GeometryProcessingExample.cpp)
+
+#-----------------------------------------------------------------------------
+# Add the target to Examples folder
+#-----------------------------------------------------------------------------
+SET_TARGET_PROPERTIES (${PROJECT_NAME} PROPERTIES FOLDER Examples)
+
+#-----------------------------------------------------------------------------
+# Link libraries to executable
+#-----------------------------------------------------------------------------
+target_link_libraries(${PROJECT_NAME} SimulationManager apiUtilities)
+
+#-----------------------------------------------------------------------------
+# Set MSVC working directory to the install/bin directory
+#-----------------------------------------------------------------------------
+if(MSVC) # Configure running executable out of MSVC
+  set_property(TARGET ${PROJECT_NAME} PROPERTY VS_DEBUGGER_WORKING_DIRECTORY "${iMSTK_INSTALL_BIN_DIR}")
+endif()

Examples/GeometryProcessing/GeometryProcessingExample.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 "imstkSimulationManager.h"
+#include "imstkSceneObject.h"
+#include "imstkPlane.h"
+#include "imstkCylinder.h"
+#include "imstkCube.h"
+#include "imstkAPIUtilities.h"
+#include "imstkGeometryUtilities.h"
+
+using namespace imstk;
+
+///
+/// \brief This example demonstrates the geometry transforms in imstk
+///
+int
+main()
+{
+    // simManager and Scene
+    auto simManager = std::make_shared<SimulationManager>();
+    auto scene      = simManager->createNewScene("GeometryTransforms");
+
+    auto coarseTetMesh = std::dynamic_pointer_cast<TetrahedralMesh>(MeshIO::read(iMSTK_DATA_ROOT "/asianDragon/asianDragon.veg"));
+    auto coarseSurfMesh = std::make_shared<SurfaceMesh>();
+    coarseTetMesh->extractSurfaceMesh(coarseSurfMesh, true);
+
+    std::shared_ptr<SurfaceMesh> fineSurfaceMesh(std::move(GeometryUtils::loopSubdivideSurfaceMesh(*coarseSurfMesh.get())));
+
+    fineSurfaceMesh->translate(Vec3d(0., -5., 0.), Geometry::TransformType::ConcatenateToTransform);
+    coarseSurfMesh->translate(Vec3d(0., 5., 0.), Geometry::TransformType::ConcatenateToTransform);
+
+    auto material0 = std::make_shared<RenderMaterial>();
+    material0->setDisplayMode(RenderMaterial::DisplayMode::WIREFRAME_SURFACE);
+    auto surfMeshModel0 = std::make_shared<VisualModel>(coarseSurfMesh);
+    surfMeshModel0->setRenderMaterial(material0);
+
+    auto sceneObj0 = std::make_shared<VisualObject>("coarse Mesh");
+    sceneObj0->addVisualModel(surfMeshModel0);
+
+    scene->addSceneObject(sceneObj0);
+
+    auto material = std::make_shared<RenderMaterial>();
+    material->setDebugColor(imstk::Color::Red);
+    material->setDisplayMode(RenderMaterial::DisplayMode::WIREFRAME_SURFACE);
+    auto surfMeshModel = std::make_shared<VisualModel>(fineSurfaceMesh);
+    surfMeshModel->setRenderMaterial(material);
+
+    auto sceneObj = std::make_shared<VisualObject>("fine Mesh");
+    sceneObj->addVisualModel(surfMeshModel);
+
+    scene->addSceneObject(sceneObj);
+
+    // Set Camera configuration
+    auto cam = scene->getCamera();
+    cam->setPosition(Vec3d(0, 12, 12));
+    cam->setFocalPoint(Vec3d(0, 0, 0));
+
+    // Light
+    auto light = std::make_shared<DirectionalLight>("light");
+    light->setFocalPoint(Vec3d(5, -8, -5));
+    light->setIntensity(1);
+    scene->addLight(light);
+
+    // Run
+    simManager->setActiveScene(scene);
+    simManager->start(SimulationStatus::running);
+
+    return 0;
+}