3 spinning models, left and right are both teapots, middle is a irregular box and sphere
All models have normal material applied.
TESTS (left->right): loadModel(ASCII STL), loadModel(BINARY STL), loadModel(OBJ)
model(), push(), pop(), translate(), rotateXY&Z(), normalMaterial(), noStroke()
FPS should average higher than 40 FPS on modern laptop/desktop, after loading