Handout-1 - week1 PDF

Preview

Summary

week1...

Description

COMP330 Lecture 1.1 Handout Computer Graphics Pipeline 1. As Len talks about the graphics pipeline, write down a brief definition of each of the following terms: o Pipeline

o (Geometric) Transform

o Viewport

o Clipping

o Rasterisation

o Texture mapping

o Blending

o Depth buffering

o Alpha value

o Shader program

o Colour quantisation

COMP330 Lecture 1.2 Handout GPU 1. Would the GPU or CPU be better at doing each of the following types of operations?

o

Execute a stream of simple instructions as quickly as possible

o

Compute the same things with many pieces of data at the same time

o

Transform 1000 vertices

o

Compute factorial of 20

o

Compute the colours of 10,000 pixels

o

Execute a shader program on 5,000 vertices

o

Blend pixels to simulate transparency

o

Execute the calculations in an Excel spreadsheet

o

Compute random positions for 15 trees in a simulated park

o

Map brick texture onto the walls of a building in a CG image

o

Clip vertices to the NDC clipping volume

o

Execute a fragment shader for pixel colouring

2. If a computer has no GPU card, can it still do graphics? Explain....