
Projection Matrices in Computer Graphics
Quiz
•
Computers
•
University
•
Practice Problem
•
Easy
Kirvey Balansag
Used 2+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of a projection matrix in computer graphics?
To perform 3D object modeling
To convert 3D coordinates into a 2D representation for display
To apply textures to 3D models
To animate 3D objects
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of projection matrix simulates human vision by making distant objects appear smaller?
Orthographic projection
Perspective projection
Isometric projection
Parallel projection
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In OpenGL, which function is used to generate a perspective projection matrix?
glm::lookAt()
glm::ortho()
glm::perspective()
glm::translate()
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not a characteristic of an orthographic projection matrix?
Maintains parallel lines
Simulates depth perception
Commonly used in CAD software
Does not shrink distant objects
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the required parameters for defining a perspective projection matrix?
Left, right, top, bottom, near, far
Field of View (FOV), aspect ratio, near, far
Eye position, target position, up vector
Translation, rotation, scaling
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The look-at matrix is mainly used for:
Object rotation
Setting up the camera view in 3D space
Scaling objects in a scene
Applying texture mapping
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a look-at matrix, what does the "eye" represent?
The target position
The upward direction
The camera's position in world space
The field of view
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