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OpenGL ES 2.0 Vertex Transformation Algorithms
how to create an app where image can be modified with user touch. I want create a plastic surgery li ke app where user can upload his/her image and edit to see that how they look like afetr surgery.i want to achieve this through opengl. being a newbie to both iphone programming and opengl im not able to start.please do provide me some initial ideas so that i can cn atleast start and try to achieve it.