jagged aliasing on very bright objects - vray maya. or any other renderers i guess

sup sup . I'm definitely not the best at keeping blogs updated. ahahha.

Topic for the day: jagged aliasing on very bright objects - vray maya. (what I used)

Facing this problem where I've got really aliased hot highlights on the phone edge, where the vray lights were probably too strong.

chanced upon awesome forums again: https://forums.chaosgroup.com/forum/v-ray-for-3ds-max-forums/v-ray-for-3ds-max-general/61445-jagged-aliasing-on-very-bright-objects


notably, these few solutions:

cheers,

awesome nuke expression guide (color ramps, p_matte)

http://www.nukepedia.com/written-tutorials/expressions-101

shadow bias of light creating black line at intersection.

Problem: shadow bias of light creating black line at intersection.

render image:               

shadow pass:                 

Found out that it was actually the light's shadow bias causing it. so we'll just have to adjust the shadow bias value to get rid of the issue.

fixed:             

                                      

personal thread: random notes for houdini class

17/4/18

$HIP  :  path of where current houdini file is located at.

centroid explanation:

centroid usage:

centroid(<SOP path>, <dimension type>)

Returns the X, Y, or Z position of the center of the bounding box. “dimension type” can be one of these: D_X, D_Y, D_Z

great references for beginner houdini users (#me): https://www.andynicholas.com/?p=1344&cpage=1


19/4/18

$OS (need to be in CAPS): operator string. contains current operator's name

19/5/18Arc length definition and how to use it

awesome vray blog

hi guys. i know it's been pretty dead on this blog. but i'm here to document a vray blog website that looks rather interesting. Just that.. it's in chinese.*sweats.
Damn. time to brush up on my chinese i guess ahahha

http://hammerbchen.blogspot.sg/p/v-ray.html