import { GpuShaderDefinition } from '../../gpu/porters';
import { d } from '../../gpu/kit';
import { transformColor, transformPosition } from '../../utilities/transformations';
import { BoundingBoxOrigin } from '../../types';

export interface ComponentProps {
    /**
     * Reference edge the center position is measured from (center default). Lets you pin the shape relative to a corner or the canvas centre.
     *
     * @default "center"
     */
    origin: BoundingBoxOrigin;
    /**
     * Color of fresh smoke
     *
     * Accepts hex strings (`#ff0000`), RGB objects (`{ r, g, b }`), or CSS color names (`limegreen`).
     * @default "#8cf3ff"
     */
    colorA: Parameters<typeof transformColor>[0];
    /**
     * Color smoke transitions to as it ages
     *
     * Accepts hex strings (`#ff0000`), RGB objects (`{ r, g, b }`), or CSS color names (`limegreen`).
     * @default "#04a0d6"
     */
    colorB: Parameters<typeof transformColor>[0];
    /**
     * Center position of the shape
     *
     * Accepts `{ x, y }` objects with values from 0 to 1, or CSS positions like `top center`.
     * @default {"x":0.5,"y":0.5}
     */
    center: Parameters<typeof transformPosition>[0];
    /**
     * Scale of the shape (1 = default size)
     *
     * Accepts a number between 0.1 and 3.
     * @default 1
     */
    scale: number;
    /**
     * Rotation of the shape in degrees
     *
     * Accepts a number between 0 and 360.
     * @default 0
     */
    rotation: number;
    /**
     * Emission source point within the shape
     *
     * Accepts `{ x, y }` objects with values from 0 to 1, or CSS positions like `top center`.
     * @default {"x":0.5,"y":0.5}
     */
    emitFrom: Parameters<typeof transformPosition>[0];
    /**
     * Emission direction (0 = up, 90 = right, 180 = down, 270 = left)
     *
     * Accepts a number between 0 and 360.
     * @default 0
     */
    direction: number;
    /**
     * Emission velocity strength
     *
     * Accepts a number between 0.1 and 30.
     * @default 10
     */
    speed: number;
    /**
     * Emission cone angle in degrees
     *
     * Accepts a number between 0 and 180.
     * @default 60
     */
    spread: number;
    /**
     * Size of the emission area
     *
     * Accepts a number between 0.01 and 0.3.
     * @default 0.03
     */
    emitRadius: number;
    /**
     * Smoke emission density
     *
     * Accepts a number between 0.1 and 1.
     * @default 1
     */
    intensity: number;
    /**
     * How fast smoke fades over time
     *
     * Accepts a number between 0.1 and 5.
     * @default 0.3
     */
    dissipation: number;
    /**
     * Fine-scale swirling detail
     *
     * Accepts a number between 0 and 50.
     * @default 25
     */
    detail: number;
    /**
     * Downward gravitational pull on smoke — 0 = weightless, negative values = smoke rises
     *
     * Accepts a number between -2 and 2.
     * @default 0.5
     */
    gravity: number;
    /**
     * How quickly smoke shifts from Color A to Color B
     *
     * Accepts a number between 0 and 3.
     * @default 0.4
     */
    colorDecay: number;
    /**
     * Strength of cursor influence
     *
     * Accepts a number between 0 and 2.
     * @default 0.1
     */
    mouseInfluence: number;
    /**
     * Radius of cursor influence area
     *
     * Accepts a number between 0.02 and 0.5.
     * @default 0.1
     */
    mouseRadius: number;
    /**
     * Color space for color interpolation
     *
     * Accepts one of the predefined option values.
     * @default "linear"
     */
    colorSpace: string;
    /**
     * Serialized shape configuration (JSON)
     *
     * @default "DEFAULT_SHAPE_CONFIG"
     */
    shape: string | Record<string, unknown>;
    /**
     * URL to a pre-generated SDF .bin file
     *
     * @default ""
     */
    shapeSdfUrl: string;
    /**
     * Active SDF shape type
     *
     * @default ""
     */
    shapeType: string;
}
export declare const makeMaskKernel: (shapeType: string) => import('typegpu').TgpuFn<(cx: d.U32, cy: d.U32) => d.Void>;
export declare const svgMaskKernel: import('typegpu').TgpuFn<(cx: d.U32, cy: d.U32) => d.Void>;
export declare const vfMaskKernel: import('typegpu').TgpuFn<(cx: d.U32, cy: d.U32) => d.Void>;
export declare const splatKernel: import('typegpu').TgpuFn<(cx: d.U32, cy: d.U32) => d.Void>;
export declare const curlKernel: (cx: number, cy: number) => void, vorticityKernel: (cx: number, cy: number) => void, divergenceKernel: (cx: number, cy: number) => void, jacobiKernel: (cx: number, cy: number) => void, gradSubtractKernel: (cx: number, cy: number) => void, advectVelKernel: (cx: number, cy: number) => void, copyVelKernel: (cx: number, cy: number) => void, advectDensKernel: ((cx: number, cy: number) => void) | undefined, copyDensKernel: ((cx: number, cy: number) => void) | undefined;
export declare const outputKernel: import('typegpu').TgpuFn<(cx: d.U32, cy: d.U32) => d.Void>;
export declare const componentDefinition: GpuShaderDefinition<ComponentProps>;
export default componentDefinition;
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