October 2018
Intermediate to advanced
500 pages
12h 40m
English
Content preview from Real-Time 3D Graphics with WebGL 2 - Second Edition
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Have a Go: Changing the Square Color
Go to the fragment shader and change the color of your geometry.
Four-Component Color Vector
The format is (red, green, blue, alpha). Alpha is always 1.0 (for now), and the first three arguments are float numbers in the range of 0.0 to 1.0.
Remember to save the file after making the changes in your text editor before opening it in your browser.