@tokens-studio/graph-engine/dist/nodes/math/rangeMapping.js

An execution engine to handle Token Studios generators and resolvers

// src/nodes/math/dataMapping.ts
import { BooleanSchema, NumberSchema } from '../../schemas/index.js';
import { Node } from '../../programmatic/node.js';
export default class RangeMappingNode extends Node {
    static title = 'Range Mapping';
    static type = 'studio.tokens.math.dataMapping';
    static description = 'Maps a value from one range to another';
    constructor(props) {
        super(props);
        this.addInput('inputValue', {
            type: {
                ...NumberSchema,
                default: 5
            }
        });
        this.addInput('inputMin', {
            type: {
                ...NumberSchema,
                default: 0
            }
        });
        this.addInput('inputMax', {
            type: {
                ...NumberSchema,
                default: 100
            }
        });
        this.addInput('outputMin', {
            type: {
                ...NumberSchema,
                default: 0
            }
        });
        this.addInput('outputMax', {
            type: {
                ...NumberSchema,
                default: 1
            }
        });
        this.addInput('clamp', {
            type: {
                ...BooleanSchema,
                default: true
            }
        });
        this.addOutput('mappedValue', {
            type: NumberSchema
        });
    }
    execute() {
        const { inputValue, inputMin, inputMax, outputMin, outputMax, clamp } = this.getAllInputs();
        // Avoid division by zero
        if (inputMin === inputMax) {
            throw new Error('inputMin and inputMax cannot be the same value');
        }
        let mappedValue = ((inputValue - inputMin) / (inputMax - inputMin)) *
            (outputMax - outputMin) +
            outputMin;
        if (clamp) {
            mappedValue = Math.min(Math.max(mappedValue, Math.min(outputMin, outputMax)), Math.max(outputMin, outputMax));
        }
        this.outputs.mappedValue.set(mappedValue);
    }
}
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