Merge pull request #40 from olivier-roussel/fix_image_plugin_use

Fix compilation when not using `image` plugin

Author: hugtalbot

src/CGALPlugin/config.h.in

@@ -25,6 +25,7 @@
 
 #define CGALPLUGIN_MAJOR_VERSION ${CGALPLUGIN_MAJOR_VERSION}
 #define CGALPLUGIN_MINOR_VERSION ${CGALPLUGIN_MINOR_VERSION}
+#cmakedefine CGALPLUGIN_HAVE_IMAGE
 
 #ifdef SOFA_BUILD_CGALPLUGIN
 #  define SOFA_TARGET CGALPlugin
@@ -37,4 +38,4 @@ namespace cgal
 {
     constexpr const char* MODULE_NAME = "@PROJECT_NAME@";
     constexpr const char* MODULE_VERSION = "@PROJECT_VERSION@";
-} // namespace cgal
+} // namespace cgal

src/CGALPlugin/initCGALPlugin.cpp

@@ -36,7 +36,10 @@ namespace cgal
 }
 
 extern void registerMeshGenerationFromPolyhedron(sofa::core::ObjectFactory* factory);
+
+#ifdef CGALPLUGIN_HAVE_IMAGE
 extern void registerMeshGenerationFromImage(sofa::core::ObjectFactory* factory);
+#endif
 extern void registerDecimateMesh(sofa::core::ObjectFactory* factory);
 extern void registerTriangularConvexHull3D(sofa::core::ObjectFactory* factory);
 extern void registerRefine2DMesh(sofa::core::ObjectFactory* factory);
@@ -97,7 +100,9 @@ void registerObjects(sofa::core::ObjectFactory* factory)
     cgal::registerUpsamplePointCloud(factory);
     cgal::registerBooleanOperations(factory);
     registerMeshGenerationFromPolyhedron( factory);
+#ifdef CGALPLUGIN_HAVE_IMAGE
     registerMeshGenerationFromImage( factory);
+#endif
     registerDecimateMesh( factory);
     registerTriangularConvexHull3D( factory);
     registerRefine2DMesh( factory);