perf: reduce packaging size

hongfaqiu · Jul 31, 2023 · 1455d78 · 1455d78
1 parent 169c829
commit 1455d78
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Showing 2 changed files with 5 additions and 7 deletions.
diff --git a/packages/TIFFImageryProvider/src/TIFFImageryProvider.ts b/packages/TIFFImageryProvider/src/TIFFImageryProvider.ts
@@ -3,7 +3,7 @@ import GeoTIFF, { Pool, fromUrl, fromBlob, GeoTIFFImage } from 'geotiff';
 
 import { addColorScale, plot } from './plotty'
 import WorkerFarm from "./worker-farm";
-import { getMinMax, generateColorScale, findAndSortBandNumbers } from "./utils";
+import { getMinMax, generateColorScale, findAndSortBandNumbers, stringColorToRgba } from "./utils";
 import { ColorScaleNames, TypedArray } from "./plotty/typing";
 import TIFFImageryProviderTilingScheme from "./TIFFImageryProviderTilingScheme";
 
@@ -513,7 +513,7 @@ export class TIFFImageryProvider {
           bands: this.bands,
           noData: this.noData,
           resampleMethod: this.options.resampleMethod,
-          colorMapping: this.renderOptions.colorMapping ?? { 'black': 'transparent' }, 
+          colorMapping: Object.entries(this.renderOptions.colorMapping ?? { 'black': 'transparent' }).map((val) => val. map(stringColorToRgba)), 
         }
         if (!this._workerFarm?.worker) {
           throw new DeveloperError('web workers bootstrap error');

diff --git a/packages/TIFFImageryProvider/src/generateImage.ts b/packages/TIFFImageryProvider/src/generateImage.ts
@@ -1,4 +1,4 @@
-import { getRange, decimal2rgb, stringColorToRgba } from "./utils";
+import { getRange, decimal2rgb } from "./utils";
 import { MultiBandRenderOptions } from "./TIFFImageryProvider";
 
 export type GenerateImageOptions = {
@@ -10,7 +10,7 @@ export type GenerateImageOptions = {
     max: number;
   }>;
   noData?: number;
-  colorMapping: Record<string, string>;
+  colorMapping: number[][][];
 }
 
 export async function generateImage(data: Float32Array[], opts: GenerateImageOptions) {
@@ -36,9 +36,7 @@ export async function generateImage(data: Float32Array[], opts: GenerateImageOpt
     let blue = decimal2rgb((blueData[i] - ranges[2].min) / ranges[2].range);
     let alpha = ifNoDataFunc(redData[i], greenData[i], blueData[i]) ? 0 : 255;
 
-    Object.entries(colorMapping).map(([key, value]) => {
-      const colorFrom = stringColorToRgba(key);
-      const colorTo = stringColorToRgba(value);
+    colorMapping.map(([colorFrom, colorTo]) => {
       if (red === colorFrom[0] && green === colorFrom[1] && blue === colorFrom[2]) {
         red = colorTo[0];
         green = colorTo[1];