We'd rather love to draw the box once, before any other objects because box program is necesarily in drawing on the screen for faster calculation. ---- (20200608: )curtain->box->Center = {x=-35.8818359 y=10.0000000 z=-240.000000 }0x00459b2…

--- Analyzation C-Lanuage, we must care about the areas on the following. --- type function_name start_brace_of_function_parameter parameter_area end_brace_of_function_parameter void create_screen_parameter ( float a, int*result ) ---