import type { Node } from "../core/Node.ts";
import type { Material } from "../materials/Material.ts";
export interface Centroid {
    x: number;
    y: number;
    z: number;
}
/** Single polygon draw operation with material, depth, and vertex data. */
export declare class DrawCall {
    #private;
    mesh: Node;
    /**
     * Flat Float32Array of projected vertex data, stride 4.
     * Layout per vertex: [x, y, z, w] (NDC xyz, clip-space w).
     */
    projectedVerts: Float32Array;
    vertCount: number;
    material: Material;
    faceIndices: number[] | Uint16Array | Uint32Array;
    centroid: Centroid;
    triangles: unknown;
    worldPositions: Float32Array;
    /**
     * Flat typed array for baked shading colors.
     * Flat shading: stride 3 (r,g,b per face). Gouraud: stride 9 (r,g,b x 3 vertices).
     */
    shadedColorData: Float32Array;
    /** Stride into shadedColorData: 3 for flat, 9 for gouraud, 0 when unset. */
    shadedColorStride: number;
    _tileDistance: number;
    constructor(mesh: Node, material: Material, centroidX?: number, centroidY?: number, centroidZ?: number);
}
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