import type { Tuple } from "@thi.ng/api";
export declare enum Blend {
    ZERO = 0,
    ONE = 1,
    SRC_COLOR = 768,
    ONE_MINUS_SRC_COLOR = 769,
    DST_COLOR = 774,
    ONE_MINUS_DST_COLOR = 775,
    SRC_ALPHA = 770,
    ONE_MINUS_SRC_ALPHA = 771,
    DST_ALPHA = 772,
    ONE_MINUS_DST_ALPHA = 773,
    CONSTANT_COLOR = 32769,
    ONE_MINUS_CONSTANT_COLOR = 32770,
    CONSTANT_ALPHA = 32771,
    ONE_MINUS_CONSTANT_ALPHA = 32772,
    SRC_ALPHA_SATURATE = 776
}
export declare enum BlendEquation {
    FUNC_ADD = 32774,
    FUNC_REVERSE_SUBTRACT = 32779,
    FUNC_SUBTRACT = 32778,
    MAX = 32776,
    MIN = 32775
}
export type BlendFunc = Tuple<Blend, 2>;
export declare const BLEND_NORMAL: BlendFunc;
export declare const BLEND_ADD: BlendFunc;
//# sourceMappingURL=blend.d.ts.map