After Effects
Code
Software & Tutorials
VSFX 705
Setting up
Cutter for Mac
Modifying the run file
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export PYTHONPATH=$PYTHONPATH:$RMANTREE/bin
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export PATH=$RMANTREE/bin:$PATH
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​
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export MAYA_USER_DIR=$HOME/Documents/maya
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export RMS_SCRIPT_PATHS=$MAYA_USER_DIR/rfm_scripts/image_tool
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RMANFB=it
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​
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# change directory below to where your cutter is
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cd /Users/ddu/Desktop/ddu/projects/vsfx_705/cutter
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​
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# To uncomment the next line - remove the '#' character
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​
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java -Xms512m -Xmx512m -classpath .:cutter.jar Cutter
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Making the text file executable
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chmod 777 run
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Setting up Maya Env for Mac
- 1.Copy
rfm_scriptsfolder to /Users/ddu/Documents/maya - 2.copy
scriptsfolder to /Users/ddu/Documents/maya - 3.Copy
Arnold Shadersto /Users/ddu/Documents/maya/projects - 4.copy
maya.envfile to /Users/ddu/Library/Preferences/Autodesk/maya/2020
- Maya > Window > Plugin manager > Ensure Renderman for Maya is loaded and auto-loaded
- check script editor for environment and preferences
Student web spaces
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- 2.
- 3.Upload your html and asset files to https://sav-myfile.scad.edu/myfile/ws-idrive/Savannah/Webspaces/Studentpages/web_pages
- Core: font size: 20, source code pro, 4 spaces tab, Scroll past end
- Packages: Turn off auto-complete-plus & snippets
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apm install script autocomplete-python minimap file-icons python-autopep8 linter-flake8
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maya language-mel
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pip install autopep8
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pip install flake8
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if linter does not show up, delete your Atom config files located:
/Users/userName/.atom/config.csonNotes
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keep in mind Renderman Attribute Editor, Shelf, Menu bar
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Using cutter
Resources
Documentation
Learning Python for Maya
Learning Python
- 2.
- 3.
Getting started with Python
Key terms: list, tuple, dictionary
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# script is called test.py but it
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# implements a module called "test"
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# a modules contrains attributes
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# an attribute can be, eg. name of a variable
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​
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# the built-in datatypes are, nubmers, text(string),
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# (and collections) list, tuple, dictionary. file.
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​
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​
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age = 26
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name = "tom"
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family = 'jones'
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nationatlity = 'welsh'
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​
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# an attribute can also be the name of function
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#create function
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def person()
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print(age)
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print(name)
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print(family)
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​
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#creating list
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countries = []
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countries.append('usa')
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countries.append('china')
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countries.append('new zealand')
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countries.append('england')
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#countries.sort()
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#countries.reverse
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​
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# using a tuple (fixed value list) - for vertices data structures transfer
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locked = (2,4,3,6,8,9)
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# i can test my code by printing some value
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# this call the values
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# but comment it out if used asa module
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person()
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​
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​
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if __ name__ == '__main__':
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#person() #(debugging purposes)
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#for place in countries:
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# print(place)
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#print(countries[3])
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print(locked[0])
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​
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#print(__name__) # return name of module from where it was run
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​
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fileWriting
Python
importRandom
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# file_test.py
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# an example of how to store text in a document
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​
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out_file= open('file directory', 'w')
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for n in range(10):
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out_file.write('sphere -r 1;\n)
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out_file.write('move %f %f 0;\n' % (n,(n-2))) # placeholder %
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out_file.close()
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​
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# to run the mel document in Maya use this mel...
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#source "filedirectory"
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#vsfx705/cutter/using_test.py
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# only possible if the python files exist in the same directory
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import test
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from importlib import reload
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​
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print(test.nationality)
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test.person
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​
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# importing random
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import random
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val = random.uniform(0,1)
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print(val)
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​
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for n in range(10):
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val = random.uniform(0,1)
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if val>0.5:
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print(val)
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rib_test
gen_points
rib_particles
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# rib_test.py
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"""
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Points "P" [0 0 0 3 5 6 5 6 7 9 9 9] "constantwidth" [1.0]
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"""
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import random
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rib_file = open('/Users/ddu/Desktop/ddu/projects/vsfx_705/cutter/data2.rib', 'w')
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rib_file.write('##bbox: -5 -5 -5 5 5 5\n')
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rib_file.write('Points "P" [\n')
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for n in range(100000):
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x = random.uniform(-5, 5)
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y = random.uniform(-5, 5)
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z = random.uniform(-5, 5)
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rib_file.write('%f %f %f\n' % (x,y,z) )
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rib_file.write('] "constantwidth" [0.05]')
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rib_file.close()
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​
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#Maya > Renderman menu > Archive > import rib archive
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# maya/scripts/gen_points.py
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import random
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def cubic(num, side):
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data = []
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n = 0
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while n < num:
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x = random.uniform(-side/2, side/2)
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y = random.uniform(-side/2, side/2)
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z = random.uniform(-side/2, side/2)
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data.append( (x,y,z) )
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n = n + 1
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return data
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def box(num, width, height, depth):
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data = []
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n = 0
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while n < num:
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x = random.uniform(-width/2, width/2)
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y = random.uniform(-height/2, height/2)
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z = random.uniform(-depth/2, depth/2)
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data.append( (x,y,z) )
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n = n + 1
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return data
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# how to create a spherical point cloud
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def spherical(num,radius):
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pass # define function but not implemented
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# maya/scripts/rib_particles.py
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import random
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import gen_points
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rib_file = open('/Users/ddu/Desktop/ddu/projects/vsfx_705/cutter/data2.rib', 'w')
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data = gen_points.cubic(10000,10,0.05)
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rib_file.write('##bbox: -5 -5 -5 5 5 5\n')
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rib_file.write('Points "P" [\n')
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​
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for coord in data:
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rib_file.write('%f %f %f\n' % (coord[0],coord[1],coord[2]) )
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rib_file.write('] "constantwidth" [0.05]')
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rib_file.close()
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​
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#Maya > Renderman menu > Archive > import rib archive
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questions
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why is my cutter so slow?
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does not have vsfx705
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cannot open hyperlink
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Lesson 3
recap
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list []
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tuple () fixed values
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## bbox: -5 5 -5 5 5 5 # read by rib
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​
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def writeCubic(path
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​
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cmd E to render in Renderman
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​
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Last modified 1yr ago