Merge pull request #13 from KBLLR/codex/add-or-update-hdr-file-and-document-location

Add HDR placeholder and document asset path

Author: KBLLR

README.md

@@ -29,16 +29,17 @@ A modern, high-performance 3D object stager specializing in Gaussian Splatting m
 - ESLint and Prettier configuration
 - Type support for Three.js
 
+## Asset Structure
+
+HDR environment maps should be stored in `src/assets/environmentMaps/hdr/`.  
+The example scene loads `placeholder.hdr` from this directory.  
+Update `main.js` if you use a different file name.
+
 ## Troubleshooting
 
 ### Rollup native module error
 
-If you see an error such as `Cannot find module '@rollup/rollup-linux-x64-gnu'`,
-remove your current dependencies and lock file, then reinstall:
+If you see an error such as:
 
 ```bash
-rm -rf node_modules package-lock.json
-npm install
-```
-
-This project has been built successfully using **Node.js v20.19.2**.
+Cannot find module '@rollup/rollup-linux-x64-gnu'

main.js

@@ -195,7 +195,7 @@ scene.add(ground);
 
 // Environment
 const environment = new HDRIEnvironment({
-  path: "/src/assets/environmentMaps/hdr/kloofendal_48d_partly_cloudy_puresky_2k.hdr",
+  path: "/src/assets/environmentMaps/hdr/placeholder.hdr",
   intensity: 1.0,
 });
 environment.load(renderer).then((envMap) => {

src/assets/environmentMaps/hdr/placeholder.hdr

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2966eafd55dd91aab8e18ce24504288898da1b9eeee3a63351b281945febcd67
+size 49