import type { MaterialRenderStates, Renderer, TypedArray, TextureConfigOptions, TextureFormatOptions } from '@predy-js/render-interface';
import { Texture } from '@predy-js/render-interface';
import type { GradientColorValue, GradientColor } from '@predy-js/specification';
export declare function setMtlBlending(blending: number, mtl: MaterialRenderStates): number;
export declare function setMtlStencil(maskMode: number, maskOrder: number, mtl: MaterialRenderStates): void;
export declare function enlargeBuffer<T extends TypedArray>(typeArray: T, length: number, increase: number, maxSize: number): T;
export declare function createEmptyTextureContainer(renderer: any): Texture;
export declare function sideToMtlStates(side: number): {
    cullFaceEnabled: boolean;
    cullFace?: number;
    frontFace?: number;
};
export declare function createDataTexture(imageData?: {
    data: Uint8Array | Uint8ClampedArray | Uint16Array | Float32Array;
    width: number;
    height: number;
}, opt?: TextureConfigOptions & TextureFormatOptions, renderer?: Renderer): Texture;
export declare function createGradientTexture(gradient: GradientColorValue | GradientColor): Texture;
export declare function createHalfFloatTexture(data: Uint16Array, width: number, height: number): Texture;