Ivy in Houdini Ivy simulation in VEX My take on a classic - growing vines over arbitrary geometry. input geo > scatter > VEX Some observations from the outside world (picture by me): Color is function
houdini Houdini: Tips and Tricks General expressions: $F - current frame (int) $FF - floating point frame $FSTART - start frame $FEND - end frame $HIP - current directory relative to scene file $NGRP - total number of
Rocks More rocks. Recently, in need for some rocks, I stumbled upon this: http://forums.odforce.net/topic/10798-procedural-stonesrocks/ A post I made some time ago - after all I thought that I could
houdini VEX in Houdini My life has improved with the wrangle SOP and VEX. I don't know why i did shy away from that the first years I used Houdini, probably because it can look a bit
Thinkpad X1 and gentoo linux Most stuff just works. The X1 is a wonderful machine, although a bit short on RAM. It can absolutely do 3d and the i7 is reasonably fast. make.conf (note that I use
houdini A procedural revolver Driven by interest in automatic asset generation at work, i decided to venture a bit elsewhere. I chose to build a revolver as they are a bit harder to do than pistols and
imagemagick Some helpful image manipulations Extract the alpha channel into a new image. for i in *norm*.tga; do convert -alpha extract $i ${i%.*}_s.png ; done Discard the alpha channel for i in
maya Maya: Python Useful snippets Get UUID (seems to be missing in pymel) uuid = cmds.ls( object, uuid=True )[0] Find type of object: print cmds.ls("yourpattern*",showType=True) Get object of shape
Photoshop JS automation In a sentence: It sucks. In more sentences: If anybody has ever done some automation in any other DCC package such as Nuke, Houdini or even Maya, the bitter taste of contempt forms
houdini Houdini: Python Workflow tip: If you find yourself editing a lot of python code, you might like the joy of an external editor. Place your python code in $HOME/houdiniXX.X/scripts/python, for example
houdini Terrain, heightmaps and elevation gradients Reading in heightmaps (Made with world machine) is a piece of cake in Houdini. Although you'd most likely do that in a displacement shader, a VOP Point SOP is a fun and quick
Visual studio VS code Some thoughts and customisation for vs code. Change extensions covered by highlighting: In the app directory: vi resources/app/extensions/cpp/package.json And add your extensions there. I was missing *.sl and
Python Random python notes This is more or less a dump of all the Stackoverflow questions that I hit until I know them by heart. QT/ PySide generic stuff http://www.sidefx.com/docs/houdini14.0/hom/
Houdini, python and external editors Python SDK home path: /opt/hfs14.0.258/python/bin/python2.7-bin As Classpath, add: /opt/hfs14.0.258/houdini/python2.7libs let it index, then you get something like this:
houdini Houdini: Creating trees using python I have been intrigued with procedural object creation for a long time, especially nature stuff. A lot of the stuff out there uses Lindenmayer Systems which are very cool in themselves, and Houdini
Creating a stag For some reason, I decided to model stag. From time time, I enjoy sculpting and after toying around with grass, I enjoyed learning about packed primitives and using VEX to initate a copy
Houdini: Packed primitives Beyond the copy SOP: Packed Primitives are a rather recent addition. What's great is that thy let you "pack" any kind of geometry into a new primitive. When you have a
houdini Houdini: Grass Grass is everywhere. In CG, it is also commonly overlooked. A simple texture does the trick - does it? Update: HDA's and scene are now here: https://github.com/woelper/houdini-lab/tree/master/
Apache vhosts Redirecting to another port YMMV, edit /etc/apache2/sites-available/yoursite.conf <VirtualHost *:80> ServerAdmin hey@whitehouse.gov ServerName subdomain.domain.com ProxyPass / http://localhost:2368/ ErrorLog ${APACHE_LOG_DIR}/error.log
General command-line stuff Image manipulation Animated images Animated gif with Imagemagick: convert -delay 1.5 -loop 0 image.00*.bmp out.gif note that I used the ancient bmp format to dismiss transparency. The same with
Houdini: COP Whitebalance During the Grass Stuff, I needed to sample colors. Sure, there are color profiles and all that, but what's it gonna help if you have some pictures of different speciments taken under different
Houdini: Soil I really like those cutaway graphics. So I'll go ahead and document me doodling around it a bit, wasting my evenings on houdini and a beer. Progress: Input is a simple cube, which
houdini Houdini: Replaying history This is more of a fun thing. Quite a while back I did some tests if houdini really sucked as much as one would think when it comes to modeling. I modeled an
OSX - Tips and tricks Terminal/iTerm: Delete key should delete This really bugged me a lot. On a Mac, the delete key seems to have minor importance, but I just happen to use it in a terminal.