LibMaterial

State Variables

NONE

MaterialId constant NONE = MaterialId.wrap(bytes14(0));

Functions

registerMaterial

function registerMaterial(
    MaterialId _materialId,
    string memory _name,
    string memory _symbol,
    MATERIAL_DIFFICULTY _difficulty
) internal;

mint

Mint token to address

function mint(MaterialId _materialId, address _to, uint256 _value) internal;

Parameters

Name	Type	Description
`_materialId`	`MaterialId`	material id to mint
`_to`	`address`	address to mint to
`_value`	`uint256`	amount to mint

burn

Burn token from address

function burn(MaterialId _materialId, address _to, uint256 _value) internal;

Parameters

Name	Type	Description
`_materialId`	`MaterialId`	material id to burn
`_to`	`address`	address to burn from
`_value`	`uint256`	amount to burn

transferToken

Transfer tokens

function transferToken(MaterialId _materialId, address _to, uint256 _value) internal;

Parameters

Name	Type	Description
`_materialId`	`MaterialId`
`_to`	`address`	address to transfer to
`_value`	`uint256`	amount to transfer

getTokenBalance

Get token balance for an account

function getTokenBalance(MaterialId _materialId, address _account) internal view returns (uint256);

Parameters

Name	Type	Description
`_materialId`	`MaterialId`
`_account`	`address`	address to get balance for

getMaterialCombinationId

Get id for a combination of 1 material

function getMaterialCombinationId(MaterialId _a) internal pure returns (bytes32);

Parameters

Name	Type	Description
`_a`	`MaterialId`	Material id

getMaterialCombinationId

Get id for a combination of 2 materials

function getMaterialCombinationId(MaterialId _a, MaterialId _b) internal pure returns (bytes32);

Parameters

Name	Type	Description
`_a`	`MaterialId`	Material id
`_b`	`MaterialId`	Material id

isRegistered

Whether the material has been registered

function isRegistered(MaterialId _materialId) internal view returns (bool);

unwrap

function unwrap(MaterialId _materialId) internal pure returns (bytes14);