From 5b3fde97da63acadd495f3b43ba113675ac083f0 Mon Sep 17 00:00:00 2001
From: Vitaly Turovsky <vital2580@icloud.com>
Date: Fri, 13 Dec 2024 10:09:50 +0300
Subject: [PATCH] preserve webgpu params in options

---
 src/optionsStorage.ts |  1 +
 src/watchOptions.ts   | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/optionsStorage.ts b/src/optionsStorage.ts
index 0256c81b7..1c90bb305 100644
--- a/src/optionsStorage.ts
+++ b/src/optionsStorage.ts
@@ -52,6 +52,7 @@ const defaultOptions = {
 
   // antiAliasing: false,
 
+  webgpuRendererParams: {},
   clipWorldBelowY: undefined as undefined | number, // will be removed
   disableSignsMapsSupport: false,
   singleplayerAutoSave: false,
diff --git a/src/watchOptions.ts b/src/watchOptions.ts
index 82a594ec6..1ace647b0 100644
--- a/src/watchOptions.ts
+++ b/src/watchOptions.ts
@@ -3,6 +3,7 @@
 import { subscribeKey } from 'valtio/utils'
 import { WorldRendererThree } from 'prismarine-viewer/viewer/lib/worldrendererThree'
 import { isMobile } from 'prismarine-viewer/viewer/lib/simpleUtils'
+import { WorldRendererWebgpu } from 'prismarine-viewer/viewer/lib/worldrendererWebgpu'
 import { options, watchValue } from './optionsStorage'
 import { reloadChunks } from './utils'
 import { miscUiState } from './globalState'
@@ -96,6 +97,15 @@ export const watchOptionsAfterViewerInit = () => {
   watchValue(options, o => {
     viewer.powerPreference = o.gpuPreference
   })
+
+  if (viewer.world instanceof WorldRendererWebgpu) {
+    Object.assign(viewer.world.rendererParams, options.webgpuRendererParams)
+    const oldUpdateRendererParams = viewer.world.updateRendererParams.bind(viewer.world)
+    viewer.world.updateRendererParams = (...args) => {
+      oldUpdateRendererParams(...args)
+      Object.assign(options.webgpuRendererParams, viewer.world.rendererParams)
+    }
+  }
 }
 
 let viewWatched = false