import { GpuUniformsMap } from './index';
import { PropConfig, BoundingBoxDeclaration } from '../types';

/**
 * The minimal shape of a shader definition the bridge reads: a `props` map, with optional
 * name and bounding-box declaration.
 */
export interface BridgeShaderDefinition {
    name?: string;
    props: Record<string, PropConfig<unknown>>;
    boundingBoxDeclaration?: BoundingBoxDeclaration;
}
/**
 * Build a node's `GpuUniformsMap` from its shader definition and current reactive prop values.
 * `instanceId` is accepted for signature compatibility but unused for naming here — the GPU
 * struct key (`n_<id>`) and WGSL-safe field-name sanitization are handled by the uniform store
 * at `registerNode` time.
 */
export declare function createGpuUniformsMap(definition: BridgeShaderDefinition, reactiveProps: Record<string, unknown>, _instanceId: string): GpuUniformsMap;
/**
 * Expand one list prop: the cpu-only mirror (value = the RESOLVED items, what `getCpuValue`
 * returns) plus the fixed-size per-field lane arrays and the live count. Drivers inside items
 * park at their origin here; the renderer re-resolves them per frame.
 */
export declare function expandListProp(uniformsMap: GpuUniformsMap, propName: string, propConfig: PropConfig<unknown>, rawValue: unknown): void;
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