finally, a way to keep the dang colors

Why was this so hard to find???
hiddenist · Nov 25, 2023 · df49142 · df49142
1 parent 4004daa
commit df49142
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Showing 2 changed files with 1 addition and 4 deletions.
diff --git a/libs/webgl/src/engine/BaseDrawingEngine.ts b/libs/webgl/src/engine/BaseDrawingEngine.ts
@@ -9,7 +9,7 @@ export abstract class BaseDrawingEngine<
   private programs: Programs
 
   constructor(canvas: HTMLCanvasElement, programs: (gl: WebGLRenderingContext) => Programs) {
-    const gl = canvas.getContext("webgl")
+    const gl = canvas.getContext("webgl", { preserveDrawingBuffer: true })
     if (!gl) {
       throw new Error("WebGL not supported")
     }

diff --git a/libs/webgl/src/engine/DrawingEngine.ts b/libs/webgl/src/engine/DrawingEngine.ts
@@ -29,9 +29,6 @@ export class DrawingEngine extends BaseDrawingEngine<AvailablePrograms> {
   }
 
   public updateDrawing() {
-    for (const { path, color } of this.context.pathHistory) {
-      this.drawLine(path, { drawType: DrawType.STATIC_DRAW, color })
-    }
     if (this.context.currentPath.points.length > 0) {
       this.drawLine(this.context.currentPath.points, { drawType: DrawType.DYNAMIC_DRAW })
     }