generated from PaulRBerg/foundry-template
-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
1 parent
a91cb79
commit fee39cb
Showing
6 changed files
with
248 additions
and
154 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| // SPDX-License-Identifier: GNU GPLv3 | ||
| pragma solidity 0.8.21; | ||
|
|
||
| // import { console2 } from "forge-std/console2.sol"; | ||
| import { LibString } from "solmate/utils/LibString.sol"; | ||
| import { Trigonometry } from "solidity-trigonometry/Trigonometry.sol"; | ||
|
|
||
| contract Blob { | ||
| struct Point { | ||
| int256 x; | ||
| int256 y; | ||
| } | ||
|
|
||
| using LibString for int256; | ||
| using Trigonometry for uint256; | ||
|
|
||
| function createPoints( | ||
| uint256 size, | ||
| uint256 x, | ||
| uint256 y, | ||
| uint256 minGrowth, | ||
| uint256 edgesNum | ||
| ) | ||
| internal | ||
| view | ||
| returns (Point[] memory) | ||
| { | ||
| Point[] memory points = new Point[](edgesNum); | ||
|
|
||
| uint256 outerRad = size / 2; | ||
| uint256 innerRad = minGrowth * (outerRad / 10); | ||
| uint256 deg = 360 / edgesNum; | ||
|
|
||
| for (uint256 i = 0; i < edgesNum; i++) { | ||
| uint256 degree = i * deg; | ||
| uint256 radius = randPoint(i, innerRad, outerRad); | ||
| Point memory point = calculatePoint(x, y, radius, degree); | ||
| points[i] = point; | ||
| } | ||
|
|
||
| return points; | ||
| } | ||
|
|
||
| function calculatePoint( | ||
| uint256 _x, | ||
| uint256 _y, | ||
| uint256 radius, | ||
| uint256 degree | ||
| ) | ||
| internal | ||
| pure | ||
| returns (Point memory) | ||
| { | ||
| uint256 scaledDegree = degree * 1e18; | ||
| uint256 scaledPI = Trigonometry.PI; | ||
|
|
||
| int256 cosValue = uint256(scaledDegree * scaledPI / 180 / 1e18).cos(); | ||
| int256 sinValue = (scaledDegree * scaledPI / 180 / 1e18).sin(); | ||
|
|
||
| int256 x = int256(_x) + int256(radius) * cosValue / 1e18; | ||
| int256 y = int256(_y) + int256(radius) * sinValue / 1e18; | ||
|
|
||
| return Point(x, y); | ||
| } | ||
|
|
||
| function randPoint(uint256 i, uint256 minv, uint256 maxv) internal view returns (uint256) { | ||
| uint256 random = uint256(keccak256(abi.encodePacked(block.number, block.timestamp, i, minv, maxv))) % maxv; | ||
| return (random >= minv) ? random : minv + (random % (maxv - minv)); | ||
| } | ||
|
|
||
| function createSvgPath(Point[] memory points) internal pure returns (string memory) { | ||
| string memory svgPath; | ||
| Point memory mid = Point({ x: (points[0].x + points[1].x) / 2, y: (points[0].y + points[1].y) / 2 }); | ||
|
|
||
| svgPath = string(abi.encodePacked("M", mid.x.toString(), ",", mid.y.toString())); | ||
|
|
||
| for (uint256 i = 0; i < points.length; i++) { | ||
| Point memory p1 = points[(i + 1) % points.length]; | ||
| Point memory p2 = points[(i + 2) % points.length]; | ||
| Point memory midPoint = Point({ x: (p1.x + p2.x) / 2, y: (p1.y + p2.y) / 2 }); | ||
|
|
||
| svgPath = string( | ||
| abi.encodePacked( | ||
| svgPath, | ||
| "Q", | ||
| p1.x.toString(), | ||
| ",", | ||
| p1.y.toString(), | ||
| ",", | ||
| midPoint.x.toString(), | ||
| ",", | ||
| midPoint.y.toString() | ||
| ) | ||
| ); | ||
| } | ||
|
|
||
| return string(abi.encodePacked(svgPath, "Z")); | ||
| } | ||
|
|
||
| function build( | ||
| string memory id, | ||
| string memory colorDefs, | ||
| string memory fillColor, | ||
| string memory h1, | ||
| string memory h2 | ||
| ) | ||
| internal | ||
| pure | ||
| returns (string memory) | ||
| { | ||
| return string( | ||
| abi.encodePacked( | ||
| colorDefs, | ||
| '<path id="', | ||
| id, | ||
| '" d="', | ||
| h1, | ||
| 'Z" stroke-width="2" stroke="black" transform-origin="center" fill="', | ||
| fillColor, | ||
| '">', | ||
| '<animate attributeName="d" values="', | ||
| h1, | ||
| ";", | ||
| h2, | ||
| ";", | ||
| h1, | ||
| '" dur="30s" id="body-anim" repeatCount="indefinite"', | ||
| ' keysplines=".42 0 1 1; 0 0 .59 1; .42 0 1 1; 0 0 .59 1;', | ||
| ' .42 0 1 1; 0 0 .59 1; .42 0 1 1; 0 0 .59 1;"/>', | ||
| '<animateTransform attributeName="transform" type="rotate" ', | ||
| 'from="0" to="100" dur="1000" repeatCount="indefinite" />', | ||
| "</path>" | ||
| ) | ||
| ); | ||
| } | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.