Onchain SVG Generative art
Set of Solidity libraries to create on-chain graphics.
Getting started
Install Foundry.
Run tests: forge test
Installation
npm i @paulgg-code/generate-onchain-nft
API
OnchainSVG9x9
renderPixelCloud(string memory seed)
Deterministically generates an SVG image with pixel as a rectangle of 9x9 pixels colored by random colors.
renderPixelCloudNoWrap(string memory seed)
Deterministically generates SVG rectangle notation (without <svg> enclosement) for pixel cloud of 9x9 pixels colored by random colors.
renderText(string memory seed)
Render white colored text for 9x9 SVG canvas.
renderImage(string memory innerContent)
Wrap inner SVG notations with <svg> wrapper tag.
EncodeUtils
base64(bytes memory data)
Base64 encoding, keep in mind that \ required double escaping like \\r\\n.
attributeForTypeAndValue(string memory traitType, string memory value, bool isNumber)
JSON encode attribute and value into {"trait_type":"[traitType]","value":"[value]"} dictionary record.
attributeNameAndValue(string memory name, string memory value, bool isNumber, bool isLast)
JSON encode metadata chunk as "name":"value", for further JSON rendering.