I've seen the threads "make games not engines" which was the reason i was trying to keep myself faraway from ogre , but i am decided i is likely to make my own sucky game engine , rendering pipeline wiki offers a way to use ogre 3d into game engine https://techonpage.com/story5398615/how-much-you-need-to-expect-you-ll-pay-for-a-good-mobile-game-online