Explore the implementation of low-cost facial scanning using photogrammetry in State of Decay 2 through this 2019 GDC session. Gain insights from Undead Labs' Matt Heiniger as he shares valuable lessons learned from two years of experience and over 200 scanned faces. Delve into the project history, understand the basics of photogrammetry, and discover its advantages in game development. Learn about equipment setup, cost considerations, cleanup time, and comfort factors for subjects. Address challenges such as facial hair and manual exposure, and master essential camera settings and makeup techniques. Understand the importance of proper naming conventions and photo rotation. Conclude with a Q&A session to further enhance your knowledge of this innovative approach to facial scanning in game development.