The anaglyph color pair for all images are Green/Magenta.
PHYS 123-01:Physics Animation - SJSU Spring 2015
Thursday, April 30, 2015
Recreating Cameras and Lights in Maya
Monday, April 27, 2015
Wednesday, April 15, 2015
Special Effects in Animation and Live-Action
Introduction
- Two films – Rain in films is very stylized depending of what type of film it is set in.
- Thesis – Both movies had their own way of making this rain look realistic on the silver screen.
Body Paragraphs
- Disney's Brave (2012)
a. Describe scene:
i.
Running away
from home.
ii.
Merida builds
a shelter for her and her mother.
b. Techniques used to create the special effect
i.
How was it
made
ii.
How does it
looks and acts
c. Was it Successful/realistic?
i.
Why was or
was not successful
ii.
Need improvements?
2. The Matrix Revolutions (2003)
a. Describe scene:
i.
Neo fights
Agent Smith at end of the film.
b. Techniques used to create the special effect
i.
How was it
made
ii.
How does it looks and acts
c. Was it Successful/realistic?
i.
Why was or
was not successful
ii.
Need improvements?
Conclusion
- Most films today have some kind of special effects in them. It is more prominent in CG animations then live-action. Depending on if it is an action or a romance, live-action films have all kind of special effects.
- Rain is just one of many special effects that we can see in today’s films.
Sunday, March 29, 2015
Science Fact or Cinematic Fiction?
As long as there have been science fiction films, they have been messing with many of the physics you see in the films. Directors and special effects artists do this to entertain the audience; making sure their attention is on the silver screen and nowhere else. One of the simpler ways to do this was to make the explosions more theatrical. Because they make explosions so grand, it is hard to have normal looking explosions in a film or television; we are all used to the big bangs and fire being so immense in the explosions. You might think that you can only find it in older films; however, you can see the elaborated explosions in modern films as well. The three films that I will be talking about more in depth about why explosions are not accurate are “The Matrix Reloaded”, “Star Wars: Episode IV - A New Hope”, and “Captain America: The Winter Soldier”. These three films have great examples of exaggerated or not even plausible for its environment explosions, which could never happen in our reality.
The 2003 film “The Matrix Reloaded”, the
second movie in “The Matrix” trilogy has unique physics. This film can get away
with this because it is set in a world that is similar to ours, but the people set
free can bend physics almost to their will. The explosions in the film are
realistic looking; however, are not plausible to appear the way they do on the
silver screen. One moment in the film where Morpheus is shooting the underside
of the ghost twins car’s gas tank; it explodes into a big fire ball. Right when
the ghost twins got out of the car and were blown up into the air, you can see
a blast wave or shock wave emanating from the car’s blast. However, if it had
been shot realistically; the gasoline would not have a blast wave. The gas tank
is a mixture of gas and air which would make a deflagration wave. This type of
wave makes the sound of a loud explosion but has no shock wave. On a side note,
the shock wave and the fireball from the blast would have killed Morpheus
because he was standing lest then 30 feet away from the car. You can also see a
blast wave later in the film when Naomi blows up a power plant, it can be seen
emanating on top of the water. But unlike the gas tank, this is a detonation
wave; a dangerous shock wave that can be seen in Atomic bombs. You see that the
bomb was set on nuclear pressure line; it is not a nuclear blast, but will have
a blast wave to it.
Time of Explosion: 0:32
![]() |
| Power plant Explosions showing shock wave above the water. |
Another example of explosions that could not
happen in “The Matrix Reloaded” is the scene where two semi trucks crash,
head-on at a very high speed. Because the sequence was shot in slow motion, the
explosion is dramatized to make the explosion and Neo’s rescue look more impressive
then it would have if shot in normal speed. The audience sees the explosion
develop for about 12 seconds before the scene ends. When in reality, we would
see this in maybe two seconds or less. Even though the two trucks had a head-on
collision, there is no way of knowing if the two would explode in the way that
they actually had in the movie. Furthermore, at the end of the movie where the
sentinels send kamikazes sentinel bomb to blow up Morpheus ship, the
Nebuchadnezzar. You can see a second big explosion, which has to be around 2500
degrees Fahrenheit, because it is a blue colored flame. Higher temperatures of the flames have a
cooler or blue tint to them. It is really unknown what is inside the ship;
however, it appears to be run on electrical power, using batteries or other
electric sources. It looks cool on the silver screen, but it is unlikely that
there would be a blue flame in this scene.
Time of Explosion: 1:33
Time of Explosion: 0:00
In 1977, “Star Wars: A New Hope” blew open
the sci-fi genre into a new generation that would last to this day. With the new Star Wars trilogy right around
the corner, we look to the original films for inspiration; however, there are
some odd space physics happening with their explosions. When Darth Vader tries to
board Princess Leia’s ship, the Stormtrooper’s blow a door open to get onto the
ship. You can tell that there are some firework sparklers mixed into the explosions
to make it look more impressive. I believe that they were trying
to make it look like sparks of metal from the door being cut and blown open;
however, it just comes off really cheesy looking.
| Firework sparklers in the explosion. |
A lot of movies set in space, have amazing
explosions that could never happen in the real space. In “Star Wars: A New
Hope” there are many scenes where ships are being destroyed in space in big
fire balls; however, in space there is no atmosphere for an explosion like we
see in the film. You can see this when Luke and Han destroy the tie fighters as
they escape from the Death Star for the first time. There is a large fireball
that emanates from where the tie fighter(s) explodes. There with be debris from
the tie fighters that could make it look like a smoke cloud; however, there is
no way that it would burst into flames the way it does. Flames need oxygen,
heat and fuel to survive; there is no oxygen or very little on board the ship
to see this spectacular explosion. If they shot this scene realistically the blast
would have happened within a couple of seconds then dissipated from our sight. Other
scenes with this quality of unrealistic explosions are the detonation of the Death
Star and the planet Alderaan. Like with the tie fighter, the Death Star has no
atmosphere to speak of that could warrant such an amazing ending to the film. On
the other hand, Alderaan does have an atmosphere, but the super laser would
have heated the surface of the planet, destroying the atmosphere before the
planet exploded.
Time of Explosion: 0:45
Time of Explosion: 1:03
Time of Explosion: 0:13
![]() |
| S.H.I.E.L.D ship explosion. |
Time of Explosion: 3:20
Time of Explosion: 4:06
Science fiction breaks the rules of normal physics to make better films, it also makes the movies that much more entertaining for the audience. This concept is not new to the cinematic universe. Even though films are trying to become more realistic; they are still trying to keep the audience entertained at the same time. It is understandable why directors and special effects artists tweak the physics and realistic look of explosions. As we saw that this is not just for Sci-Fi films; but ones set in the real world like “Captain America: The Winter Soldier”. Yes, Captain America is from a comic book and is that type of film; but, it is set in our universe and set of physics. Unlike “The Matrix Reloaded”, they can make up their own set of physics because they are in a computer universe. “Star Wars: Episode IV - A New Hope” is a little bit complicated, it is set in the future where no one knows how their ship(s) are truly powered. But space is space, and with no an atmosphere, there can be no Earthly explosions. Spectacular as it may be, none of these explosions in these films are very plausible.
Tuesday, March 17, 2015
Outline for the Second Term Paper
Introduction
- Three films – explosions in film are exaggerated or not even plausible for its environment.
- Thesis – Many movies there are exaggerated explosions that could never happen in a normal reality.
Body Paragraphs
- The Matrix Reloaded (2003)
- Car blowing up after Morpheus shoots the underside of the gas tank (01:29:40).
- Semi trucks crash into each other at a high speed (01:36:48).
- Power plant explosion (01:44:49).
- Sentinels’ sends kamikaze sentinel to blow up the Nebuchadnezzar (Morpheus ship) (2:03:52).
- Star Wars: Episode IV - A New Hope (1977)
- When Darth Vader aboard princess Leia’s ship, blows the door down/off (00:03:29).
- Luke and Han shooting and destroying tie fighters (01:36:04).
- Explosion of Alderaan (00:59:09) and the Death Star Death Star (01:54:17)
- Captain America: The Winter Soldier (2014).
- Natasha (Black Widow) and Steve Rogers (Captain America) jumping away from bomb on S.H.I.E.L.D ship (00:13:06).
- Nick Fury’s car flips after Winter Soldier shot a grenade under car (00:32:26).
- Natasha (Black Widow) and Steve Rogers (Captain America) in old Army base missal (01:06:18).
- Natasha (Black Widow) shot grenade from gun at Winter Soldier; hits truck (1:23:47).
Conclusion
- Science fiction breaks the rules of normal physics to make for better movies, it also makes the movies that much more entertaining for the audience.
- Films are trying to become more realistic and still keep audience entertained at the same time.
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