set_from_4f
Description:
Sets the values of the passed channels into a Color
Note: 
      
        
    
    Use cogl_color_init_from_4f instead.
Parameters:
| this | A pointer to a Color to initialize | 
| red | value of the red channel, between 0 and  | 
| green | value of the green channel, between 0 and  | 
| blue | value of the blue channel, between 0 and  | 
| alpha | value of the alpha channel, between 0 and  |