Monday, 1 October 2012

Week 10 Independant Task

 Below are images demonstrating an object with an applied specular and bump map and one without either.

No specular or bump map applied

Specular and bump map applied
Independant study showing progress of work

 Material study

Concrete


Characteristics of Concrete
1 Strength and Durability
  • Used in the majority of buildings, bridges, tunnels and dams for its strength
  • Gains strength over time
  • Not weakened by moisture, mould or pests
  • Concrete structures can withstand natural disasters such as earthquakes and hurricanes
  • Roman buildings over 1,500 years old such as the Coliseum are living examples of the strength and durability of concrete
2 Versatility
  • Concrete is used in buildings, bridges, dams, tunnels, sewerage systems pavements, runways and even roads
3 Low maintenance
  • Concrete, being inert, compact and non-porous, does not attract mould or lose its key properties over time
4 Affordability
  • Compared to other comparable building materials, concrete is less costly to produce and remains extremely affordable
5 Fire-resistance
  • Being naturally fire-resistant concrete forms a highly effective barrier to fire spread
6 Thermal mass
  • Concrete walls and floors slow the passage of heat moving through, reducing temperature swings
  • This reduces energy needs from heating or air-conditioning, offering year-round energy savings over the life-time of the building
7 Locally produced and used
  • The weight of the material limits concrete sales to within 300km of a plant site
  • Very little cement and concrete is traded and transported internationally
  • This saves significantly on transport emissions of CO2 that would otherwise occur
8 Albedo effect
  • The high "albedo" (reflective qualities) of concrete used in pavements and building walls means more light is reflected and less heat is absorbed, resulting in cooler temperatures
  • This reduces the "urban heat island" effect prevalent in cities today, and hence reduces energy use for e.g. air-conditioning
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10




Low life-cycle CO2 emissions


 Made of
  • 80% of a buildings CO2 emissions are generated not by the production of the materials used in its construction, but in the electric utilities of the building over its life-cycle (e.g. lighting, heating, air-conditioning
  •  Concrete is an artificial conglomerate stone made
    essentially of Portland cement, water, and aggregates.

properties of glass

These are the main characteristics of glass:
- Solid and hard material
- Disordered and amorphous structure
- Fragile and easily breakable into sharp pieces
- Transparent to visible light
- Inert and biologically inactive material.
- Glass is 100% recyclable and one of the safest packaging materials due to its composition and properties
Glass is used for architecture application, illumination, electrical transmission, instruments for scientific research, optical instruments, domestic tools and even textiles. Glass does not deteriorate, corrode, stain or fade and therefore is one of the safest packaging materials.

Properties of timber

Acoustic properties of timber
Timber construction can play a large part in both room acoustics and acoustic separation.

Corrosive action of wood on metals
Corrosion of metals by wood can sometimes occur when the wood is wet or is used unseasoned.


Fire Resistance Level
Fire Resistance Level (FRL) as defined in the Building Code of Australia (BCA) is the grading period in minutes for three criteria: structural adequacy, integrity and insulation.

Insulation properties of wood
Timber is a natural insulator. Air pockets within its cellular structure make timber a natural barrier to heat and cold.

The effects of temperature variation on timber
Strength of timber is affected by temperature. At below freezing temperatures, strength values for bending and compression, and for resistance to shock, are slightly higher than for values at normal temperatures.


Timber Hardness
Hardness refers to the difficulty in sawing, planing, resistance to wear or abrasion and the resistance to indentation.

Wood structure - sapwood and heartwood
The light coloured wood adjacent to the bark is called sapwood, the darker remainder is heartwood. With time, the sapwood adjacent to the heartwood is converted into heartwood and the by-products are termed extractives. Extractives have a marked effect on the properties, particularly durability.

Colour variation in timber
Most timbers show variation in colour between species and within species. Colour descriptions usually relate to the heartwood. Finishes, light and weather all affect colour.

Description of wood texture
Timber can be coarse, fine, even or uneven. Texture is dependent on the size and arrangement of the wood cells.

Definition and description of timber density
As applied to timber, density is the mass of wood substance and moisture enclosed within a piece expressed in kg per cubic metre. Three main categories of density - green, dry and basic.


Below are the 3 reference images and sketches of what i plan to achieve in my exp 2.


 
Below are 3 images of my progress




Below are my list of 5 Movie Trailers.
I chose this video because of how the video highlights the imagery of the landscape.
I chose this video because of how they use the natural colours to set the scene of the film.
I chose this video because i like how it focuses on the landing of the space ship and i think i could do something similar in a part of my trailer to highlight the subject of my movie.
I picked this movie trailer because of the way the music and sound effects intensifies the viewers experience.
I chose this movie because of the use of the text overs in the trailer video, i think that it also helps to intensify the viewers experience.

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