From e579ae120290329fd697b50ea9138ffccb65a805 Mon Sep 17 00:00:00 2001
From: Maze Winther <mazewinther@gmail.com>
Date: Wed, 1 Apr 2026 13:57:32 +0200
Subject: feat: migrate GPU renderer from WebGL to wgpu/WASM

---
 .../src/services/renderer/webgl/webgl-context.ts   | 49 ----------------------
 1 file changed, 49 deletions(-)
 delete mode 100644 apps/web/src/services/renderer/webgl/webgl-context.ts

(limited to 'apps/web/src/services/renderer/webgl/webgl-context.ts')

diff --git a/apps/web/src/services/renderer/webgl/webgl-context.ts b/apps/web/src/services/renderer/webgl/webgl-context.ts
deleted file mode 100644
index 39869a02..00000000
--- a/apps/web/src/services/renderer/webgl/webgl-context.ts
+++ /dev/null
@@ -1,49 +0,0 @@
-import { createOffscreenCanvas } from "../canvas-utils";
-
-let gl: WebGLRenderingContext | null = null;
-let webglCanvas: OffscreenCanvas | HTMLCanvasElement | null = null;
-const programCache = new Map<string, WebGLProgram>();
-
-export function getWebGLContext({
-	width,
-	height,
-}: {
-	width: number;
-	height: number;
-}): {
-	context: WebGLRenderingContext;
-	programCache: Map<string, WebGLProgram>;
-} {
-	if (!webglCanvas) {
-		webglCanvas = createOffscreenCanvas({ width, height });
-		gl = webglCanvas.getContext("webgl", {
-			premultipliedAlpha: false,
-		}) as WebGLRenderingContext | null;
-		if (!gl) throw new Error("WebGL not supported");
-	}
-	if (webglCanvas.width !== width || webglCanvas.height !== height) {
-		webglCanvas.width = width;
-		webglCanvas.height = height;
-	}
-	if (!gl) throw new Error("WebGL context lost");
-	return { context: gl, programCache };
-}
-
-export function readResult({
-	width,
-	height,
-}: {
-	width: number;
-	height: number;
-}): OffscreenCanvas | HTMLCanvasElement {
-	if (!webglCanvas) throw new Error("WebGL canvas not initialized");
-	const outputCanvas = createOffscreenCanvas({ width, height });
-	const outputCtx = outputCanvas.getContext("2d") as
-		| CanvasRenderingContext2D
-		| OffscreenCanvasRenderingContext2D
-		| null;
-	if (outputCtx) {
-		outputCtx.drawImage(webglCanvas, 0, 0, width, height);
-	}
-	return outputCanvas;
-}
-- 
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