import { Context } from './context';
/**
 * This wizard provides means for non-trivial, context specific framebuffer setups, texture formats, etc.
 */
export declare class Wizard {
    /**
     * Queries the support of internal texture precision given a query precision within the given context.
     * @param context - Wrapped gl context for function resolution (passed to all stages).
     * @param precision - Requested precision of the internal format: 'auto', 'float', 'half', 'byte'.
     * @returns tuple of query, type, and internal format index to reduce tuple return logic (see switch)
     */
    private static queryPrecisionSupport;
    /**
     * Queries the internal texture format matching the target format best for the given context. For 'auto' precision
     * the format of maximum accuracy supported is returned.
     * @param context - Wrapped gl context for function resolution (passed to all stages).
     * @param target - Target format, e.g., gl.RGBA, used to find the supported precision/accuracy for.
     * @param precision - Requested precision of the internal format: 'auto', 'float', 'half', 'byte'.
     * @returns - 3-tuple containing the (1) internal format, (2) the type (required for some internal formats to work
     * ...), and (3) the precision enum/string that matches the resulting format best.
     */
    static queryInternalTextureFormat(context: Context, target: GLenum, precision?: Wizard.Precision): [GLenum, GLenum, Wizard.Precision];
}
export declare namespace Wizard {
    enum Precision {
        float = "float",
        half = "half",
        byte = "byte",
        auto = "auto"
    }
}