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Portal is a 2007 puzzle-platform game developed and published by Valve.It was originally released in a bundle, The Orange Box, for Windows, Xbox 360 and PlayStation 3, and has been since ported to other systems, including Mac OS X, Linux, Android (via Nvidia Shield), and Nintendo Switch.
Portal is a text-driven adventure with a graphical interface published for the Amiga in 1986 by Activision. [citation needed] The writing is by American author Rob Swigart, and it was produced by Brad Fregger. Ports to the Commodore 64, Apple II, and IBM PC were later released.
An example of two kinds of shadings: Flat shading on the left and Phong shading on the right. Phong shading is an improvement on Gouraud shading, and was one of the first computer shading models developed after the basic flat shader, greatly enhancing the appearance of curved surfaces in renders.
Cg programs are built for different shader profiles that stand for GPUs with different capabilities. [8] These profiles decide, among others, how many instructions can be in each shader, how many registers are available, and what kind of resources a shader can use.
In Portal 2: Lab Rat, a tie-in comic for Portal 2, Chell is put in stasis by Doug Rattmann after the events of Portal. He is revealed to be responsible for Chell taking part in the tests. [10] Chell reappears in Portal 2 where she is reawakened by Wheatley. She and Wheatley attempt to escape the laboratory, and in the process accidentally ...
In the last panel of the comic, Doug Rattmann places himself in cryogenic storage animation. His fate by the events of Portal 2 is unclear, though more of the Ratman dens can be found. Among the wall scribblings in the Portal dens is the sentence "The cake is a lie", which became an internet meme.
Portal: Revolution is a 2024 puzzle-platform modification for Portal 2 developed and published by Second Face Software. Set in the Portal universe prior to the events of Portal 2, the game has the player control an unnamed test subject as she attempts to gain control of a device that will restore the Aperture Science test chambers to full condition.
The "jitter" is a 2D offset that shifts the pixel grid, and its X and Y magnitude are between 0 and 1. [ 2 ] [ 3 ] When combining pixels sampled in past frames with pixels sampled in the current frame, care needs to be taken to avoid blending pixels that contain different objects, which would produce ghosting or motion-blurring artifacts.