Class: PlateCarreeRotatedGrid

Defined in: grids/PlateCarreeRotatedGrid.ts:18

A rotated lat-lon (plate carree) grid with uniform grid spacing

Plot Component Compatibility

• ✅ Fill
• ✅ Raster
• ✅ Contour
• ✅ Paintball
• ✅ Barbs
• ✅ Hodographs
• ✅ StationPlot

Extends

• AutoZoomGridIntf & GridCoordinateIntf & StructuredGrid<this>

Constructors

Constructor

new PlateCarreeRotatedGrid(ni, nj, np_lon, np_lat, lon_shift, ll_lon, ll_lat, ur_lon, ur_lat, thin_x?, thin_y?): PlateCarreeRotatedGrid

Defined in: grids/PlateCarreeRotatedGrid.ts:41

Create a Lambert conformal conic grid

Parameters

Parameter	Type	Description
ni	number	The number of grid points in the i (longitude) direction
nj	number	The number of grid points in the j (latitude) direction
np_lon	number	The longitude of the north pole for the rotated grid
np_lat	number	The latitude of the north pole for the rotated grid
lon_shift	number	The angle around the rotated north pole to shift the central meridian
ll_lon	number	The longitude of the lower left corner of the grid (on the rotated earth)
ll_lat	number	The latitude of the lower left corner of the grid (on the rotated earth)
ur_lon	number	The longitude of the upper right corner of the grid (on the rotated earth)
ur_lat	number	The latitude of the upper right corner of the grid (on the rotated earth)
thin_x?	number	-
thin_y?	number	-

Returns

PlateCarreeRotatedGrid

Overrides

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).constructor

Properties

Property	Modifier	Type	Inherited from	Defined in
is_conformal	readonly	boolean	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).is_conformal	grids/Grid.ts:23
ll_lat	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:23
ll_lon	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:22
lon_shift	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:21
ni	readonly	number	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).ni	grids/Grid.ts:21
nj	readonly	number	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).nj	grids/Grid.ts:22
np_lat	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:20
np_lon	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:19
thin_x	readonly	number	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).thin_x	grids/StructuredGrid.ts:34
thin_y	readonly	number	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).thin_y	grids/StructuredGrid.ts:35
type	readonly	GridType	autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).type	grids/Grid.ts:20
ur_lat	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:25
ur_lon	readonly	number	-	grids/PlateCarreeRotatedGrid.ts:24

Methods

getDomainBuffers()

getDomainBuffers(gl): Promise<DomainBuffers>

Defined in: grids/DomainBuffer.ts:9

Parameters

Parameter	Type
gl	WebGLAnyRenderingContext

Returns

Promise<DomainBuffers>

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getDomainBuffers

---

getEarthCoords()

getEarthCoords(ni?, nj?, which_i?, which_j?): EarthCoords

Defined in: grids/GridCoordinates.ts:8

Parameters

Parameter	Type
ni?	number
nj?	number
which_i?	GridElement
which_j?	GridElement

Returns

EarthCoords

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getEarthCoords

---

getGridCoords()

getGridCoords(): GridCoords

Defined in: grids/GridCoordinates.ts:9

Returns

GridCoords

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getGridCoords

---

getMinVisibleZoom()

getMinVisibleZoom(thin_fac): Uint8Array

Defined in: grids/AutoZoom.ts:56

Parameters

Parameter	Type
thin_fac	number

Returns

Uint8Array

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getMinVisibleZoom

---

getVectorRotationAtPoint()

getVectorRotationAtPoint(lon, lat): number

Defined in: grids/AutoZoom.ts:55

Parameters

Parameter	Type
lon	number
lat	number

Returns

number

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getVectorRotationAtPoint

---

getVectorRotationTexture()

getVectorRotationTexture(gl, data_are_earth_relative): object

Defined in: grids/AutoZoom.ts:54

Parameters

Parameter	Type
gl	WebGLAnyRenderingContext
data_are_earth_relative	boolean

Returns

object

rotation

rotation: WGLTexture

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getVectorRotationTexture

---

getWGLBillboardBuffers()

getWGLBillboardBuffers(gl, thin_fac, max_zoom): Promise<{ texcoords: WGLBuffer; vertices: WGLBuffer; }>

Defined in: grids/AutoZoom.ts:53

Parameters

Parameter	Type
gl	WebGLAnyRenderingContext
thin_fac	number
max_zoom	number

Returns

Promise<{ texcoords: WGLBuffer; vertices: WGLBuffer; }>

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).getWGLBillboardBuffers

---

makeDomainBuffers()

protected makeDomainBuffers(gl): Promise<{ texcoords: WGLBuffer; vertices: WGLBuffer; }>

Defined in: grids/StructuredGrid.ts:105

Parameters

Parameter	Type
gl	WebGLAnyRenderingContext

Returns

Promise<{ texcoords: WGLBuffer; vertices: WGLBuffer; }>

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).makeDomainBuffers

---

sampleNearestGridPoint()

sampleNearestGridPoint(lon, lat, ary): object

Defined in: grids/StructuredGrid.ts:111

Parameters

Parameter	Type
lon	number
lat	number
ary	TypedArray

Returns

object

sample

sample: number

sample_lat

sample_lat: number

sample_lon

sample_lon: number

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).sampleNearestGridPoint

---

setupCoordinateCaches()

setupCoordinateCaches(start_i, end_i, start_j, end_j): void

Defined in: grids/GridCoordinates.ts:7

Parameters

Parameter	Type
start_i	number
end_i	number
start_j	number
end_j	number

Returns

void

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).setupCoordinateCaches

---

thinnedGridParameters()

protected thinnedGridParameters(thin_fac, map_max_zoom, ll_x, ll_y, ur_x, ur_y): object

Defined in: grids/StructuredGrid.ts:55

Parameters

Parameter	Type
thin_fac	number
map_max_zoom	number
ll_x	number
ll_y	number
ur_x	number
ur_y	number

Returns

object

ll_x

ll_x: number = new_ll_x

ll_y

ll_y: number = new_ll_y

ni

ni: number

nj

nj: number

thin_x

thin_x: number

thin_y

thin_y: number

ur_x

ur_x: number = new_ur_x

ur_y

ur_y: number = new_ur_y

Inherited from

autoZoomGridMixin(gridCoordinateMixin(StructuredGrid)).thinnedGridParameters