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Details

CMI
Chapter 13
20
Other
Not Applicable
10/14/2005

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Cards

Term
This building block for all animated 3-D objects encloses a 2-D space, and consists of at least three line segments connected by vertices.
Definition
Polygon
Term
This is the mathematical term for the point that connects the two edges of a polygon or the two line segments of an angle.
Definition
Vertex
Term
This is the process of adding shading, lighting, and texture effects to the wireframe model of a 3-D animation.
Definition
Rendering
Term
In these shapes, all sides measure the same length, and all angles open to the same degree.
Definition
Regular polygons
Term
The faces of these five unique solids are made up of regular polygons.
Definition
Platonic solids
Term
These volume models offered by most 3-D animation software programs provide the basic set of objects with which animators can build more complex forms.
Definition
Primitives
Term
Match the logic process used for combining graphics with its related logic gate.
a Union (?) ____ NOT
b Intersection (?) ____ OR
c Complement (AC) ____ AND
Definition
a Union = OR-----b Intersection = AND ----- c Complement = NOT
Term
This type of quantity measures an amount, degree, or magnitude, i.e. distance.
Definition
Vector
Term
A vector quantity represents a displacement and shows both ___________ and ____________.
Definition
magnitude/direction
Term
This mathematical process can be used to measure scalar quantities. It calculates the units of distance that exist between two fixed marker points.
Definition
Absolute value
Term
This term refers to making spatial adjustments or changes in the geometric form of an object. The adjustment can be represented both visually and mathematically.
Definition
Geometric transformations
Term
Determine which statement below is true.
Definition
A matrix is a rectangular array of numbers written between brackets. Its dimension is
given in terms of rows by columns.
Term
The dimension of a matrix is given in terms of ________ by ________ .
Definition
rows/columns
Term
This symbolic system is used to represent graphics data because its structure can be translated easily into a digital signal, and its data can be easily manipulated using software instructions and mathematics.
Definition
Matrix
Term
Select all of the applicable terms below that can be used to describe a vector.
Definition
Linear array
Term
Determine if the statement is true or false. If false, correct the statement.
It is possible to add matrix A with dimensions 3 × 4 to matrix B with dimensions 4 × 3.
Definition
False
Term
Circle the correct answer.
The subtraction of a negative number is the same as addition / division.
Definition
addition
Term
A geometric translation can be represented as a vector. Choose the geometric transformation that occurs as a result of the following vector: (x, y) ? (x + 3, y + [-1]).
Definition
The object is moved three units to the right and one unit down.
Term
Circle the correct answer.
Sequential representation / Linked representation stores graphics information in memory in the form of a matrix.
Definition
Sequential representation
Term
Circle the correct answer.
Sequential representation / Linked representation stores graphics information in memory in the form of an organized list.
Definition
Linked representation
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