Data-Driven Interactive Quadrangulation (SIGGRAPH 2015) Hope this makes it into the next version of Maya/3DSmax/Modo www.youtube.com/watch?t=272&v=H8K5CyQB_kc
new update testing out clothing on Geoffrey this is the initial shape through extracting i will be retopping in 3dsmax to see if i can improve the lines :) Reference
Morph target? If you have enough edge loops, and spend enough time tweaking (soft selection in 3dsmax, if you're using it), it shouldn't be too difficult.