How to stack or cascade multiple bump maps(Layer Bump)?

I have been looking for this method for so long. And finally today found it! I realized that the Key Word is very important (the key words are in this blog title)!!!

Video Tutorial:
http://www.cgsutra.com/quicktuts/maya/qtm0003_multiple_bump_maps/qtm0003.php

The description is written here:
http://www.tutorialized.com/view/tutorial/How-to-attach-multiple-bump-nodes-to-an-object-in-Maya/33267

Hair

There are several ways to do hair.

Game :

http://www.paultosca.com/varga_hair.html

Paint Effect:

http://library.creativecow.net/articles/briggs_chad/maya_hair.php

Maya Hair Dynamics:
http://wargasm.fortawesome.com/tutorials/MayaHair/MayaHair.html

Hair Painting

http://www.furiae.com/popup.php?text=hairtutorial

good source to start making 3d character for beginners

Making of Varga
http://www.paultosca.com/makingofvarga.html

this is a good source to start making 3d character for beginners

i've learnt some Transfer Map tips from there

and before baking Ambient Occlusion,

DO MAKE SURE NOT TO OVERLAP YOUR UVs!!!

Maya Architectural Visualization using AutoCAD Files
http://www.parrystudios.com/tutorials/archVizDXF.html

3d MAX Camera Mapping - Tutorial by: Chris Bullen
http://www.cgarchitect.com/resources/tutorials/misc/tutorial2.asp

MAYA simple Camera Mapping

http://www.digitalartform.com/archives/2004/11/camera_projecti_1.html

MAYA simple Camera Mapping notes

http://www.g-3d.com/Newer_AAC_3d_499_Cam_Map.html

CINEMA 4D Camera Mapping - Matte Painting

http://www.3dfluff.com/cameramapping/cameramappingtut.htm

After Effects

Create a stylistic 3D city with 2D images in AE

http://www.videocopilot.net/tutorial/3d_city/

Create a Unique custom Particle System with Particular
http://www.videocopilot.net/tutorial/advanced_camera_tips/

Caustic

http://www.truecg.com/index.php?option=com_content&task=view&id=42&Itemid=29

A good tutorial resource, from Maya to Blender. this link is about how to render Caustic of glasses(refractions) in maya. simple and direct.

http://www.interstation3d.com/maya/tutorials/mray_caustics/caustics_example0203.htm

another more detailed site about doing Caustic of ocean, reflective object

Learning Normal Map

"I've learned a lot about high-end real-time graphics in the past few years with a lot of help from the online community. I decided to return the favor by posting some tutorials covering the some of the topics I've learned about. " BEN CLOWARD, Character Animator

Home

Resource

from texture images to tutorials. wonderful sharings!

CREATING AND USING NORMAL MAPS

NORMAL MAPS: PART II - BEYOND THE BASICS

NORMAL MAP ON HUMAN BODY (FROM HIGHEND 3D)

http://www.highend3d.com/maya/tutorials/rendering_lighting/general/259-1.html

links about 3d human making

http://bbs.cgblog.com.cn/thread-16302-1-1.html
Painting a face/skin texture in Photoshop. Color map. tutorial

http://www.zbrushcentral.com/zbc/index.php
and today found a Zbrush forum~

http://www.free3dtutorials.com/projects/maya/making-of-classical-girl.php?page=1
"Making of Classic Girl" by Shiyong Wang- modeling

http://www.3dm3.com/tutorials/maya/texturing/
great realistic human texturing tutorial!!

http://www.androidblues.com/shadetut.html
human skin shading