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2.5D

Used to describe raycasting engines, such as Doom or Duke Nukem. The maps are generally drawn as 2D bitmaps with height properties but when rendered gives the appearance of being 3D.

3D

Used to describe raycasting engines, such as Doom or Duke Nukem. The maps are generally drawn as 2D bitmaps with height properties but when rendered gives the appearance of being 3D.

3D

Refers to the ability to move in the X, Y and Z axis and also rotate around the X, Y, and Z axises.

 

A

Axis-aligned Bounding Box (AABB)

a form of a bounding box where the box is aligned to the axis therefore only two points in space are needed to define it. AABB’s are much faster to use, and take up less memory, but are very limited in the sense that they can only be aligned to the axis.

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