import { Geometry, Material, Mesh, Spline } from '../../../build/three.module';
import {
	DataTexture,
	Curve,
	Uniform,
	Material,
	InstancedMesh
} from '../../../src/Three';
import { Flow } from './CurveModifier';
import { modifyShader } from './CurveModifier';
import { getUniforms } from './CurveModifier';
import { updateSplineTexture } from './CurveModifier';
import { initSplineTexture } from "./CurveModifier";

interface SplineUniform {
	spineTexture: Uniform,
	pathOffset: Uniform,
	pathSegment: Uniform,
	spineOffset: Uniform,
	Uniform,
	flow: Uniform,
}
export function initSplineTexture(size?: number): DataTexture;

export function updateSplineTexture(texture: DataTexture, splineCurve: Curve, offset?: number);

export function getUniforms(splineTexture: DataTexture): SplineUniform;

export function modifyShader(material: Material, uniforms: SplineUniform, numberOfCurves?: number);

export class Flow {
	constructor(mesh: Mesh, numberOfCurves?: number);
	curveArray: number[];
	curveLengthArray: number[];
	object3D: Mesh;
	splineTexure: DataTexture;
	uniforms: SplineUniform;
	updateCurve(index: number, curve: Curve);
	moveAlongCurve(amount: number);
}

export class InstancedFlow extends Flow {
	constructor(count:Number, curveCount:Number, geometry: Geometry, material: Material);
	object3D: InstancedMesh;
	offsets: number[];
	whichCurve: number[];

	moveIndividualAlongCurve(index: number, offset: number);
	setCurve( index: number, curveNo: number )
}