Sketchup 21.0.0 Official

SUEntitiesRef entities = SU_INVALID; SUModelGetEntities(model, &entities);

To develop a feature for (part of the 2021 release), you’ll work with the SketchUp C++ SDK or Ruby API , depending on what you need. sketchup 21.0.0

size_t count = 0; SUEntitiesGetNumSelected(entities, &count); SUEntitiesRef entities = SU_INVALID

int main() SUInitialize(); print_selection_count(); SUTerminate(); return 0; int main() SUInitialize()

#include <SketchUpAPI/model/defs.h> #include <SketchUpAPI/initialize.h> #include <SketchUpAPI/application/application.h> #include <SketchUpAPI/model/model.h> #include <SketchUpAPI/model/entities.h> #include <iostream> void print_selection_count() SUModelRef model = SU_INVALID; SUApplicationGetActiveModel(&model); if (!model) return;