display 3d sketch in ssd1306 OLED with arduino
DC - 9 CS - 12 //or to vcc RST - 10
and put a potentiometer between +5 and GND, the center pin to A0, this is for camera angle adjustment
the 3d obj struct is defined as follow: in MyVertex every 3 int8 define a vertex location; in MyEdge every 2 int8 define a vertex connection; quat is the initial rotation represented by quaternion; offset is the translation;