Photorealistic Character Look Dev In Maya & Arnold Lighting, Shading & Rendering A Photorealistic Portrait

无论是电影、电视节目、音乐视频还是视频游戏，数字人无处不在。Sefki Ibrahim 的这个综合研讨会展示了他如何处理数字替身的外观开发，并涵盖了他使用 Maya 和 Arnold 进行照明、着色和渲染的完整过程。

从 Maya 开始，Sefki 分享了他为角色模型打光的技术，利用区域光、HDRI 贴图和光阻器来建立正确的情绪，然后调整相机以获得最佳的数码替身形象。

外观开发过程首先使用 Arnold 标准曲面着色器为眼睛几何结构设置着色器，包括巩膜、虹膜、瞳孔、肉眼和弯月面。一旦眼睛就位，Sefki 将演示如何设置皮肤着色器、插入纹理贴图和微调值以获得逼真的效果。

研讨会从那里推进到一些程序技术，这些技术将使用 Hypershade 窗口中的特定节点来推动皮肤的外观。最后，本教程以使用 Arnold 标准头发着色器为头发新郎着色，以及为衣服设置皮革和棉质材料而结束。

Duration 2h 49m MP4

Title: The Gnomon Workshop – Photorealistic Character Look Dev In Maya & Arnold Lighting, Shading & Rendering A Photorealistic Portrait

Info:
Whether it’s in movies, TV shows, music videos, or video games, digital humans are everywhere. This comprehensive workshop by Sefki Ibrahim demonstrates how he approaches the look development of a digital double, and covers his complete process for lighting, shading, and rendering using Maya and Arnold.

Starting in Maya, Sefki shares his techniques to light the character model, utilizing area lights, HDRI maps, and light blockers to establish the right mood before adjusting the camera to achieve the very best likeness of his digi-double.

The look-dev process begins with the set up of the shaders for the eye geometries, including the sclera, iris, pupil, caruncle, and meniscus, using the Arnold Standard Surface shader. Once the eyes are in place, Sefki demonstrates how to set up the skin shader, plugging in texture maps and fine-tuning values for a photorealistic finish.

The workshop advances from there into some procedural techniques that will push the look of the skin using specific nodes in the Hypershade window. Finally, the tutorial concludes with shading the hair groom using the Arnold Standard Hair shader, as well as setting up a leather and cotton material for the clothing.