import { GpuShaderDefinition } from '../../gpu/porters';
import { transformColor } from '../../utilities/transformations';

export interface ComponentProps {
    /**
     * First color (used for shadows/darkest areas)
     *
     * Accepts hex strings (`#ff0000`), RGB objects (`{ r, g, b }`), or CSS color names (`limegreen`).
     * @default "#ce1bea"
     */
    colorA: Parameters<typeof transformColor>[0];
    /**
     * Second color (used for midtones)
     *
     * Accepts hex strings (`#ff0000`), RGB objects (`{ r, g, b }`), or CSS color names (`limegreen`).
     * @default "#2fff00"
     */
    colorB: Parameters<typeof transformColor>[0];
    /**
     * Third color (used for highlights/brightest areas)
     *
     * Accepts hex strings (`#ff0000`), RGB objects (`{ r, g, b }`), or CSS color names (`limegreen`).
     * @default "#ffff00"
     */
    colorC: Parameters<typeof transformColor>[0];
    /**
     * Midpoint position between the three colors
     *
     * @default 0.5
     */
    blendMid: number;
    /**
     * Color space for color interpolation
     *
     * Accepts one of the predefined option values.
     * @default "linear"
     */
    colorSpace: string;
}
export declare const componentDefinition: GpuShaderDefinition<ComponentProps>;
export default componentDefinition;
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