April 2018
Intermediate to advanced
404 pages
8h 27m
English
Content preview from Hands-On GUI Programming with C++ and Qt5
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Vector versus bitmap
There are two types of format in computer graphics—bitmap and vector. Bitmap images (also known as raster images) are images that are stored as a series of tiny dots called pixels. Each pixel will be assigned a color and gets displayed on screen exactly how it's stored—a one-to-one correspondence between the pixels and what is displayed on the screen.
On the other hand, vector images are not based on bitmap patterns but rather use mathematical formulas to represent lines and curves that can be combined to create geometrical shapes.
The main characteristics of both formats are listed here:
- Bitmap:
- Usually a larger file size
- Cannot be enlarged into a higher resolution as the image quality will be affected
- Used to display ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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