import { Context } from '../context';
import { Geometry } from '../geometry';
/**
 * @todo Refine this based on https://github.com/cginternals/webgl-operate/issues/183
 */
export declare class GeosphereGeometry extends Geometry {
    /**
     * Diameter of the sphere
     */
    protected _diameter: number;
    /**
     * Is the sphere textured?
     */
    protected _textured: boolean;
    /**
     *
     */
    protected _size: number;
    /**
     * Attribute location of the vertex position
     */
    protected _vertexLocation: GLuint;
    /**
     * Attribute location of the texture coordinate
     */
    protected _texCoordLocation: GLuint;
    /**
     * Object constructor, requires a context and an identifier.
     * @param context - Valid context to create the object for.
     * @param identifier - Meaningful name for identification of this instance.
     * @param diameter - Diameter of the sphere (default: 1.0)
     * @param textured - Is the box textured? (default: true)
     */
    constructor(context: Context, identifier?: string, diameter?: number, textured?: boolean);
    /**
     * Binds the vertex buffer object (VBO) to an attribute binding point of a given, pre-defined index.
     */
    protected bindBuffers(): void;
    /**
     * Unbinds the vertex buffer object (VBO) and disables the binding point.
     */
    protected unbindBuffers(): void;
    /**
     * Creates the vertex buffer object (VBO) and creates and initializes the buffer's data store.
     * @param aVertex - Attribute binding point for vertices.
     * @param aTexCoord - Attribute binding point for texture coordinates.
     */
    initialize(aVertex?: GLuint, aTexCoord?: GLuint): boolean;
    /**
     * Draws the sphere.
     */
    draw(): void;
    /**
     * Attribute location to which this geometrys vertices are bound to.
     */
    get vertexLocation(): GLuint;
    /**
     * Attribute location to which this geometrys texture coordinates are bound to.
     */
    get texCoordLocation(): GLuint;
}