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Intro to LDraw System of Tools

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Intro to LDraw System of Tools Scott Wardlaw Member LSC Briefing Overview What is LDraw Building Digital Models Checking Part Movement Making Renderings Creating ... – PowerPoint PPT presentation

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Title: Intro to LDraw System of Tools


1
Intro to LDraw System of Tools
  • Scott Wardlaw
  • Member LSC

2
Briefing Overview
  • What is LDraw
  • Building Digital Models
  • Checking Part Movement
  • Making Renderings
  • Creating Instructions
  • Purchasing Parts
  • Help and Information

3
What is LDraw?
  • System of Computer Modeling Tools
  • Open Standard for LEGO CAD Programs
  • First parts released to public in 1995
  • Official specifications encourage development
  • Popular released tools include
  • MLCAD BrickSmith
  • LPub L3 / L3PAO
  • Many, many others
  • Community of Developers
  • Dedicated volunteers work behind the scenes
  • Part Authors Program Developers
  • Business Public Relations

4
Creating Digital Models
  • Computer Aided Design (CAD)
  • MLCAD (Windows OS) / BrickSmith (Mac OS) 1
  • Create all you want no parts to purchase
  • (Almost) every part at your finger-tips
  • Beyond real brick for fitment and orientation
  • Focus and visualize only what you want
  • Branch models without having to rebuild them
  • Rendering
  • Your models in life-like appearance
  • Visualize new colors before purchase

5
CAD Software - MLCAD / BrickSmith
  • MLCAD (Windows OS)
  • Create steps for instructions
  • Minifig generator
  • Spring generator
  • Flexible belt generator
  • Flexible hose generator
  • Mosaic generator
  • Etc. etc.
  • BrickSmith (Mac OS)
  • Basic MLCAD features
  • Create steps for instructions
  • Minifig generator
  • Functional Undo Button

6
CAD Add-On Tools (for Modelers)
  • Bitmap2Ldraw / Sticker Generator
  • Create an LDraw sticker part from a bitmap image
  • Txt2Dat
  • Create an LDraw sticker part from text words
  • Color Manager
  • Work only with the parts of the chosen color
  • LEGO Road Macro
  • Create new LDraw road plates
  • Lemon
  • Create list of parts in a model that arent in
    another
  • Peeron_to_MLCAD
  • Helps in recreating official sets in LDraw

7
Testing Movement in LDraw
  • SR3D Builder
  • Similar to MLCAD w/ specific features
  • Part connection detection
  • Selected connected parts move together
  • Life-like movement of axles, hinges, gears, etc.
  • Mirror building feature
  • LD4 Studio
  • Designed for Creating Movies from LDraw Models
  • Animation playback and manual control
  • Add lights and multiple camera angles
  • Powerful customizable POV-Ray export
  • Export to LDraw file after movement
  • Real-time motion / camera editing

8
Rendering Your Model
  • L3P / L3PAO
  • Create POV-Ray code from LDraw models
  • Fine tune settings such as
  • Camera angle
  • Light source(s)
  • Floor and background
  • Quality of render
  • POV-Ray
  • Persistence of Vision Ray tracer
  • Free high quality rendering tool
  • LGEO
  • Add-on library to POV-Ray for better part
    rendering

9
Rendering Details
  • Adding Stickers
  • Stickers add a surprising amount of realism
  • Curve / Bend / Rotate
  • The real world isnt flat and square good
    scenes arent either!
  • Light Sources
  • Add lights where they would be in real life
  • Floor and Background
  • Can be a specific color or image of your choice
  • For Advanced Setup / Techniques
  • See Tutorial on Brickshelf by user Koyan

10
Creating Instructions
  • LPub (LDraw Publisher)
  • Create instructions from predefined steps
  • Exportable to PDF file
  • Build Steps
  • Placed in the model by MLCAD / BrickSmith
  • Define which parts are added at each step
  • Rotation Steps
  • Placed in the model by MLCAD / BrickSmith
  • Define a new orientation of the model
  • Sub Models
  • For building multiple copies of sections of a
    model

11
BrickLink Marketplace and Stores
  • BrickLink Collection of Stores
  • Over three thousand stores selling LEGO pieces!
  • Currently 90 million pieces available for sale!
  • Over 2.6 million different piece types / colors!
  • Picture / reference catalog of nearly every part,
    set, and minifig that LEGO has ever made
  • Extensive part / set search features
  • Keep wanted list of parts / sets / figs
  • Keep favorite list of sellers
  • Keep sellers honest with feedback system
  • Get notified when a rare part is available for
    sale
  • Buying and selling has never been so easy!

12
BrickStore Inventory Software
  • For Buyers / Model Builders
  • Imports LDraw Models to BrickLink format
  • Gives pricing range information
  • Helps determine availability of pieces
  • Test price / availability of different colors
  • Printable parts list
  • Upload to BrickLink wanted list
  • For Sellers / Keeping Inventory
  • Part out sets for selling pieces
  • Set prices based on market averages
  • Upload to Bricklink store inventory

13
Getting Started with LDraw
  • Ready to Start / What to Do
  • Download LDraw Get Started bundle of software
  • Follow the online instructions Advanced setup
  • Install all of the add-ons you may use them
    later
  • Now start building models with MLCAD / BrickSmith
  • Get latest versions of the programs you use
  • Ready for More Parts
  • Download unofficial parts from LDraw PartsTracker
  • Get involved and create the LDraw part you need
  • Get BrickLink Account
  • Sorry, must be at least 18 (or a parent)
  • Recommend a PayPal account for easy payment

14
Getting Help
  • Look for Tutorials
  • Holly-Wood.it has great MLCAD tutorials
  • LDraw.org has extensive documentation
  • MLCAD / BrickSmith websites
  • Ask Questions
  • Search LUGNET.com for answers
  • Send an email to LDraw or software author

15
Discussion and Questions
  • Discussion / Questions
  • Now Go Create Something Really BIG!
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