Method execute

packages/procgen/src/nodes/ProcGenNodes.ts:140–154

(node: BlueprintNode, context: unknown)

export class SampleFBMExecutor implements INodeExecutor {
    execute(node: BlueprintNode, context: unknown): ExecutionResult {
        const ctx = context as ProcGenContext;
        const x = ctx.evaluateInput(node.id, 'x', 0) as number;
        const y = ctx.evaluateInput(node.id, 'y', 0) as number;
        const seed = ctx.evaluateInput(node.id, 'seed', 0) as number;
        const octaves = ctx.evaluateInput(node.id, 'octaves', 6) as number;
        const frequency = ctx.evaluateInput(node.id, 'frequency', 1) as number;
        const persistence = ctx.evaluateInput(node.id, 'persistence', 0.5) as number;

        const noise = getPerlinNoise(seed);
        const fbm = new FBM(noise, { octaves, frequency, persistence });
        const value = fbm.noise2D(x, y);

        return { outputs: { value } };
    }
}

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