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Extruding a City: Greeble is not just for SciFi

By 3D Max, 3D Modelling, Greeble

When using ‘Greeble’ techniques it is all to easy to slip into ‘Futuristic City’ mode – as our part one tutorial on using Greeble to create a city illustrates. There is nothing wrong with this of course, using ‘Fantasy Cities’ gets around many issues relating to copyright and allows various visualisation techniques to be tested out on a large urban scene.

Greeble is however much more than a ‘SciFi’ tool, it allows you to quickly and easily create a city – the second part of our next tutorial will provide full details. Civicarts.com used Greeble to extrude their CITY OF LEGACY, CITY OF PROPHESY project:

Inspired by the promise of a new civic lifestyle on the Arabian Gulf, the Madinat Al Hareer (City of Silk) brings all the environmental, commercial, cultural, leisure and civic aspirations to a new location in the Arab World.

Three hearts and a centrepiece — business, culture, leisure, surrounding a new National Park and Wildlife Reserve, all enfronting the Bay, River and Gulf. Connected to Kuwait City by a new Bay-Bridge, joining with the new Arabian Bay Port, and anticipating a new International Airport, this city is planned to accommodate nearly 700,000 people and create nearly 430,000 new jobs. An emerald necklace of lakes and parks, like ribbons of silk, intertwine and weave each of the 25 neighbourhoods together into one cohesive city.

http://www.civicarts.com is well worth a look, especially under their ‘Projects’ section for a variety of visualisations and architectural presentations.

Thanks go to Simon for letting us know about the city of silk visualisation.

Greeble a 3D City: Tutorial 1: Greeble Skyscraper

By 3D Max, 3D Modelling, Fantasy Architecture, How To's, Tutorial

Greebles became a core part of our ‘Fantasy Architecture City‘ a few years back – allowing details to be added to buildings quickly and easily. In a new series of posts we thought we would provide a walk through of how to quickly and easily create your own city using the Greeble Plugin for 3D Max.
For those new to Greebles – Wikipedia defines them as:
A greeble or nurnie is a small piece of detailing added to break up the surface of an object to add visual interest to a surface or object, particularly in movie special effects. They serve no real purpose other than to add complexity to the object, and cause the flow of the eye over the surface of the object to be interrupted, usually giving the impression of increased size. It is essentially the small detailed technical part of a larger object. The detail can be made from geometric primitives, including cylinders, cubes, and rectangles, combined to create intricate, but meaningless, surface detail. Greebles are commonly found on models or drawings of fictional spacecraft in science fiction.
In part one we are going to build the skyscraper featured top right:
You will need:
1x Copy of 3D Studio Max (a 30 Day trial can be downloaded from here)
1x Greeble Plugin installed into your Plugins Folder
Time Required: 5 -10 Minutes
Level: Beginner
Step 1: Making a Cylinder
Create a new cylinder in 3D Max with the following units: Radius: 50, Height: 600, Height Segments: 32, as pictured below:

For those new to 3D Max the Cylinder object can be found under ‘Standard Primitives’ on the right hand side tab with the ‘Arrow’ Icon.
Step 2: Selecting the Polygons
We are going to give the cylinder some shape by using the ‘Taper’ Modifier, before we taper we need to convert the Cylinder to an ‘Editable Poly’ – simply right click on your cylinder and select ‘Convert To/Convert to Editable Poly’:

Step 3: Adding some Shape
Now our cylinder is converted we need to select all the polygons in order to change the shape to something a little more interesting. Go into the objects ‘Modify’ list – you will find ‘Modify’ next to the Create Tab. Expand the drop down list and select ‘Polygon’, now click and drag around the object and you will see your selected polygons turn red.
We now apply the ‘Taper’ Modifier which is under your ‘Modify’ list. We have used 0.4 for the amount and ticked the ‘Symmetry’ box to ensure the top and bottom of our skyscraper is tapered by the same amount.
Once your object is tapered right click on your cylinder and select ‘Convert To/Convert to Editable Poly’ exactly the same as last time.
Our object is now ready to be ‘Greebled’
Step 4 Greeble
Select all your polygons again and on your ”Modify’ tab scroll down and select ‘Greeble’. Your skyscraper will be transformed from a dull cylinder to a slightly more futuristic building:
There are a number of setting that can be tweaked using Greeble, the standard setting should be fine but feel free to change the extensions, densities and type until you are happy with the result.
Step 5 Adding Detail
We can now add some quick detail to the roof by adding on 3 standard boxes:
Once placed select all three boxes and click Greeble again:

Greeble can be extremely useful, in little under 5 minutes a simply cylinder can be transformed:
The next step of the tutorial will cover using Greeble to build a complete city in which to insert your own fantasy skyscrapers…
See: Greeble a 3D City: Tutorial 2: The Cityscape

Greeble Cities

By Posts

Greebles became a core part of our ‘Fantasy Architecture City’ a few years back – allowing details to be added to buildings quickly and easily.

For those new to Greebles – Wikipedia defines is as:

A greeble or nurnie is a small piece of detailing added to break up the surface of an object to add visual interest to a surface or object, particularly in movie special effects. They serve no real purpose other than to add complexity to the object, and cause the flow of the eye over the surface of the object to be interrupted, usually giving the impression of increased size. It is essentially the small detailed technical part of a larger object. The detail can be made from geometric primitives, including cylinders, cubes, and rectangles, combined to create intricate, but meaningless, surface detail. Greebles are commonly found on models or drawings of fictional spacecraft in science fiction.

Cities in the Crysis Sandbox Editor

By 3D Max, Crysis, Fantasy Architecture, Mod

Our city – built as part of the Fantasy Architecture project – is normally our first test point for importing into new engines. It provides a good test of the ability to cope with large cityscapes and real-time lighting etc.

With our work using the Crysis Sandbox Editor ongoing in preparation for a tutorial we have finally managed to embed the city into the game, as the movie below illustrates.

Working out a smooth work flow has been slightly more problematic than planned with crashes and reboots an added ‘feature’ to the development. With a bit of patience however it does work. The movie above is work in progress but the engine is coping well with extending the city to almost the horizon.

Below is the city imported into the Oblivion Engine for way of comparison:



See our Oblivion Tutorial for the above, we should be able to get the first Crysis tutorial online next week….

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