M6 - Intro to 3D Storage

Question 1

The vast majority of 3D data is stored as …..

Answer 1

floating point values

Question 2

Mesh

Answer 2

A group of polygons often connected geometrically.
Sometimes referred as a shell or hull.

Question 3

Are meshes simple, complex, or oddly shaped?

Answer 3

They can be all of the above

Question 4

The “object” a mesh creates does not have ______________ or ______________.

Answer 4

depth or thickness

Question 5

Are multiple meshes connected by geometry?

Answer 5

No.

Question 6

How can meshes be connected?

Answer 6

Sometimes connected in a HIERARCHY
Meshes can transform independently

Question 7

Child transformations ______________ the transformation of the parent

Answer 7

Inherit

Question 8

Multiple meshes make up a _________________.

Answer 8

Model

Question 9

Poly Count (Triangle Count)

Answer 9

Number of polygons in an individual mesh, model, or scene

Question 10

Poly count target numbers can be based on …..

Answer 10

Platform (PC vs Console vs Mobile) Target hardware

Question 11

Why might we set the polygon count in advanced.

Answer 11

Performance reasons

Question 12

Highest Level (Hierarchy of Data Organization)

Answer 12

Scene

Question 13

Lowest Level (Hierarchy of Data Organization

Answer 13

Vertex

Question 14

What are the levels of Hierarchy of Data Organization

Answer 14

Scene -> Model -> Mesh -> Triangle/Polygon -> Vertex