Shapemetry API

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Shapemetry API / QuadGrid

Class: QuadGrid

Defined in: triangleMesh/QuadGrid.ts:11

Structured rectangular quad grid. points[row][col], u along cols, v along rows.

Constructors

Constructor

new QuadGrid(points): QuadGrid

Defined in: triangleMesh/QuadGrid.ts:14

Parameters

points

Point[][]

Returns

QuadGrid

Properties

points

points: Point[][]

Defined in: triangleMesh/QuadGrid.ts:12

Accessors

rows

Get Signature

get rows(): number

Defined in: triangleMesh/QuadGrid.ts:16

Returns

number

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cols

Get Signature

get cols(): number

Defined in: triangleMesh/QuadGrid.ts:17

Returns

number

Methods

evalAt()

evalAt(u, v): Point

Defined in: triangleMesh/QuadGrid.ts:21

Parameters

u

number

v

number

Returns

Point

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derivU()

derivU(u, v): Vector

Defined in: triangleMesh/QuadGrid.ts:39

Parameters

u

number

v

number

Returns

Vector

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derivV()

derivV(u, v): Vector

Defined in: triangleMesh/QuadGrid.ts:56

Parameters

u

number

v

number

Returns

Vector

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normalAt()

normalAt(u, v): Vector

Defined in: triangleMesh/QuadGrid.ts:73

Parameters

u

number

v

number

Returns

Vector

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projectPoint()

projectPoint(p): object

Defined in: triangleMesh/QuadGrid.ts:84

Parameters

p

Point

Returns

object

u

u: number

v

v: number

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cellAt()

cellAt(col, row): [Point, Point, Point, Point]

Defined in: triangleMesh/QuadGrid.ts:127

Returns [bottomLeft, bottomRight, topLeft, topRight] for quad cell (col, row).

Parameters

col

number

row

number

Returns

[Point, Point, Point, Point]

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toTriangleMesh()

toTriangleMesh(): TriangleMesh

Defined in: triangleMesh/QuadGrid.ts:133

Returns

TriangleMesh

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toNurbsSurface()

toNurbsSurface(): NurbsSurface

Defined in: triangleMesh/QuadGrid.ts:160

Returns

NurbsSurface

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transform()

transform(m): QuadGrid

Defined in: triangleMesh/QuadGrid.ts:170

Parameters

m

Transformation

Returns

QuadGrid

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boundingBox()

boundingBox(): BoundingBox

Defined in: triangleMesh/QuadGrid.ts:174

Returns

BoundingBox

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clone()

clone(): QuadGrid

Defined in: triangleMesh/QuadGrid.ts:178

Returns

QuadGrid

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toJSON()

toJSON(): QuadGridJSON

Defined in: triangleMesh/QuadGrid.ts:184

Returns

QuadGridJSON

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fromJSON()

static fromJSON(d): QuadGrid

Defined in: triangleMesh/QuadGrid.ts:188

Parameters

d

QuadGridJSON

Returns

QuadGrid

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fromRectangle()

static fromRectangle(origin, uAxis, vAxis, uDivs, vDivs): QuadGrid

Defined in: triangleMesh/QuadGrid.ts:195

Flat rectangular grid. uAxis and vAxis define the full extent (not unit vectors).

Parameters

origin

Point

uAxis

Vector

vAxis

Vector

uDivs

number

vDivs

number

Returns

QuadGrid

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flow()

static flow(points, source, target): Point[]

Defined in: triangleMesh/QuadGrid.ts:219

Maps points from source grid UV space to target grid. Each point is projected onto source to get (u,v), then evaluated on target.

Parameters

points

Point[]

source

QuadGrid

target

QuadGrid

Returns

Point[]