1)Create curved surface and curved line in OpenGL compile to dll and show GUI interface in Qt 5.9.9 in visual studio 2019
2)Move the Curved Surface and on Curved Line.
3)On click on Curved Surface and on Curved Line add event in OpenGL and show messagebox in Qt of this event.
NOTE: the window should be created at runtime not designer!!
for the curved surface's points Z(x,y) find the attached Excel file.