4 ms·

Hey, author of the project and the 2013 post here. Just wanted to wish everyone amazing holidays! Thank you for love and shares :D PS: More projects since 201

• harshreality 7y ago
  That vector field one is really neat. https://anvaka.github.io/fieldplay/?cx=-0.4690500000000002&cy=0.3672500000000001&w=15.8023&h=15.8023&dt=0.01&fo=0.998&dp=0.009&cm=1&vf=%2F%2F%20p.x%20and%20p.y%20are%20current%20coordinates%0A%2F%2F%20v.x%20and%20v.y%20is%20a%20velocity%20at%20point%20p%0Avec2%20get_velocity%28vec2%20p%29%20%7B%0A%20%20vec2%20v%20%3D%20vec2%280.%2C%200.%29%3B%0A%0A%20%20%2F%2F%20change%20this%20to%20get%20a%20new%20vector%20field%0A%20%20v.x%20%3D%200.2%20*%20%28%20p.y*p.y*p.y%20-%20p.x*p.x%20-%20p.y*p.y%20%2B%20p.y*p.x%20-%20p.x*p.x*p.x%20%29%3B%0A%20%20v.y%20%3D%20-0.2%20*%20%28p.y*p.y*p.x%20%20-%20p.y%20-%20p.x%20%29%3B%0A%0A%20%20return%20v%3B%0A%7D&code=%2F%2F%20p.x%20and%20p.y%20are%20current%20coordinates%0A%2F%2F%20v.x%20and%20v.y%20is%20a%20velocity%20at%20point%20p%0Avec2%20get_velocity%28vec2%20p%29%20%7B%0A%20%20vec2%20v%20%3D%20vec2%280.%2C%200.%29%3B%0A%0A%20%20%2F%2F%20change%20this%20to%20get%20a%20new%20vector%20field%0A%20%20v.x%20%3D%200.2%20*%20%28%20p.y*p.y*p.y%20-%20p.x*p.x%20-%20p.y*p.y%20%2B%20p.y*p.x%20-%20p.x*p.x*p.x%20%29%3B%0A%20%20v.y%20%3D%20-0.2%20*%20%28p.y*p.y*p.x%20%20-%20p.y%20-%20p.x%20%29%3B%0A%0A%20%20return%20v%3B%0A%7D https://anvaka.github.io/fieldplay/?cx=-0.4690500000000002&c...
  • anvaka 7y ago
    Thank you! Amazes me how some people use it creatively to teach ordinary differential equations https://twitter.com/sxpmaths/status/1192079061025263616?s=19 https://twitter.com/sxpmaths/status/1192079061025263616?s=19
• ivalm 7y ago
  X-mas field: https://anvaka.github.io/fieldplay/?cx=12.9055&cy=-22.44975&w=138.3584&h=138.3584&dt=0.01&fo=0.998&dp=0.009&cm=3&vf=%2F%2F%20p.x%20and%20p.y%20are%20current%20coordinates%0A%2F%2F%20v.x%20and%20v.y%20is%20a%20velocity%20at%20point%20p%0Avec2%20get_velocity%28vec2%20p%29%20%7B%0A%20%20vec2%20v%20%3D%20vec2%280.%2C%200.%29%3B%0A%20%20%0A%20%20%2F%2F%20change%20this%20to%20get%20a%20new%20vector%20field%0A%20%20v.x%20%3D%20abs%2810.-p.y%29*sin%28p.y*10.%29*sign%28p.x%29%3B%0A%20%20v.y%20%3D%20-1.%3B%0A%0A%20%20return%20v%3B%0A%7D&code=%2F%2F%20p.x%20and%20p.y%20are%20current%20coordinates%0A%2F%2F%20v.x%20and%20v.y%20is%20a%20velocity%20at%20point%20p%0Avec2%20get_velocity%28vec2%20p%29%20%7B%0A%20%20vec2%20v%20%3D%20vec2%280.%2C%200.%29%3B%0A%20%20%0A%20%20%2F%2F%20change%20this%20to%20get%20a%20new%20vector%20field%0A%20%20v.x%20%3D%20abs%2810.-p.y%29*sin%28p.y*10.%29*sign%28p.x%29%3B%0A%20%20v.y%20%3D%20-1.%3B%0A%0A%20%20return%20v%3B%0A%7D https://anvaka.github.io/fieldplay/?cx=12.9055&cy=-22.44975&...