How to use the PS side of the map to adjust into a semi-positive

A ramp will be adjusted to a positive image, PS to achieve this functionality? Picture is not all the side, is a semi-side objects, on the side of things to see, positive things can see, I want to tune into it positive, please master help! If you can, please say something in detail, use what tools? Thank you, such as the following chart, it should transfer the positive feelings Shing Chuen, the following is an example only map.

The picture is flat is very difficult to find positive unless the Original in 3D modeling

you can see his head twisted about as positive …if you can, PS can!

………………- -! Silent, thinking how, PS will not have this function ……

plane can draw three-dimensional effect, but this break it a bit inconsiderate and slightly positive, or to find 3d ~ Come on, what sides to push lightly Line ~