Computer Science › Section K · Computer graphics › Topic K.1
The scope of graphics and an overview of 3D
Every frame of a video game and every shot of an animated film is a photograph of a world that exists only as data. This topic maps the field of computer graphics and follows the path from a virtual scene to the pixels on a screen.
In this topic
- What computer graphics covers
- 2D graphics, image processing and 3D graphics
- Photographing a world made of data
- Three steps: modelling, rendering, displaying
- Perspective projection
- The projection formula
- Worked example: projecting points
- From image window to frame buffer
- Worked example: a frame buffer and its time budget
- Real time versus offline rendering
- Common mistakes to avoid
- Key takeaways
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