CombinedRaster¶

Overview¶

An OutputRaster that tries to efficiently write straight to ImageData when possible, and otherwise accumulates.

@author Jonathan Olson <jonathan.olson@colorado.edu>

Class CombinedRaster¶

TODO: consider implementing a raster that JUST uses ImageData, and does NOT do linear (proper) blending

import { CombinedRaster } from 'scenerystack/alpenglow';

Constructor¶

new CombinedRaster( width : number, height : number, providedOptions? : CombinedRasterOptions )¶

Instance Methods¶

addClientPartialPixel( color : Vector4, x : number, y : number )¶

addClientFullPixel( color : Vector4, x : number, y : number )¶

addOutputFullPixel( color : Vector4, x : number, y : number )¶

addClientFullRegion( color : Vector4, x : number, y : number, width : number, height : number )¶

addOutputFullRegion( color : Vector4, x : number, y : number, width : number, height : number )¶

toImageData() : ImageData¶

toCanvas() : HTMLCanvasElement¶

writeToCanvas( canvas : HTMLCanvasElement, context : CanvasRenderingContext2D )¶

Instance Properties¶

accumulationArray : Float64Array¶

(readonly)

imageData : ImageData¶

(readonly)

colorConverter : RasterColorConverter¶

(readonly)

implements this for OutputRaster

Type CombinedRasterOptions¶

import type { CombinedRasterOptions } from 'scenerystack/alpenglow';

• colorSpace?: "srgb" | "display-p3"
• showOutOfGamut?: boolean

Source Code¶

See the source for CombinedRaster.ts in the alpenglow repository.