6 years ago in Online Tools
Shapecatcher
Allows you to draw a shape, and tries to find similar Unicode characters.
6 years ago in Online Tools
JavaScript variable name validator
Checks if a string is a valid JavaScript variable name.
6 years ago in Online Tools
i want hue
Tool to generate and refine palettes of optimally distinct colors.
9 years ago in Cheatsheets
Simple blendmode equations
multiply | a * b |
screen | 1 - (1 - a) * (1 - b) |
darken | min(a, b) |
lighten | max(a, b) |
difference | abs(a - b) |
negation | 1 - abs(1 - a - b) |
exclusion | a + b - 2 * a * b |
overlay | a < .5 ? (2 * a * b) : (1 - 2 * (1 - a) * (1 - b)) |
hard light | b < .5 ? (2 * a * b) : (1 - 2 * (1 - a) * (1 - b)) |
soft light | b < .5 ? (2 * a * b + a * a * (1 - 2 * b)) : (sqrt(a) * (2 * b - 1) + (2 * a) * (1 - b)) |
dodge | a / (1 - b) |
burn | 1 - (1 - a) / b |
http://www.blackpawn.com/blog/coding/2006/08/19/photoshop-blend-modes/
and http://www.pegtop.net/delphi/articles/blendmodes/
9 years ago in Stuff
WebGL performance
9 years ago
25
Stuff
9 years ago
30