I've found the threads "make games not engines" that was The rationale i was preserving myself away from ogre , but i am identified i is likely to make my very own sucky game motor , rendering pipeline wiki gives a means to use ogre 3d into game engine ? https://mobilegameonline51594.blogrelation.com/43121627/how-much-you-need-to-expect-you-ll-pay-for-a-good-mobile-game-online