From 90ce4d7bd3096085cb8ad03eefb04e4afc8884b7 Mon Sep 17 00:00:00 2001
From: yanzexuan <yanzexuan@163.com>
Date: Mon, 10 Apr 2023 17:23:36 +0800
Subject: [PATCH] Set draco decoder path for viewer

---
 public/demo/bim_0.html               |  5 +++++
 public/demo/bim_1.html               |  4 ++++
 public/demo/empty_model_project.html | 10 +++++++---
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/public/demo/bim_0.html b/public/demo/bim_0.html
index 0a19153..942db4d 100644
--- a/public/demo/bim_0.html
+++ b/public/demo/bim_0.html
@@ -50,6 +50,11 @@
         const toolbar = viewer.toolbar;
         toolbar.updateMenu(ToolbarMenuId.BimTree, { visible: false });
 
+        // draco decoder path is needed to load draco encoded models.
+        // gemini-viewer js sdk user maintains draco decoder code somewhere, and provides the path here.
+        const decoderPath = "demo/three/js/libs/draco/gltf/";
+        viewer.setDracoDecoderPath(decoderPath);
+
         // loadProjectModel
         let counter = 0; // to indicate how many models are loading
         project.models.forEach((modelCfg) => {
diff --git a/public/demo/bim_1.html b/public/demo/bim_1.html
index 434f3bc..71d4184 100644
--- a/public/demo/bim_1.html
+++ b/public/demo/bim_1.html
@@ -45,6 +45,10 @@
             },
             project.camera
         );
+        // draco decoder path is needed to load draco encoded models.
+        // gemini-viewer js sdk user maintains draco decoder code somewhere, and provides the path here.
+        const decoderPath = "demo/three/js/libs/draco/gltf/";
+        viewer.setDracoDecoderPath(decoderPath);
 
         // loadProjectModel
         let counter = 0; // to indicate how many models are loading
diff --git a/public/demo/empty_model_project.html b/public/demo/empty_model_project.html
index 4ff224c..afb6625 100644
--- a/public/demo/empty_model_project.html
+++ b/public/demo/empty_model_project.html
@@ -78,7 +78,7 @@
                 "visible": false
             }],
         };
-        const bimViewer = new BimViewer(
+        const viewer = new BimViewer(
             {
                 containerId: "myCanvas",
                 enableAxisGizmo: true,
@@ -91,6 +91,10 @@
             },
             project.camera
         );
+        // draco decoder path is needed to load draco encoded models.
+        // gemini-viewer js sdk user maintains draco decoder code somewhere, and provides the path here.
+        const decoderPath = "demo/three/js/libs/draco/gltf/";
+        viewer.setDracoDecoderPath(decoderPath);
 
         // loadProjectModel
         let counter = 0; // to indicate how many models are loading
@@ -100,7 +104,7 @@
                 return; // only load visible ones
             }
             counter++;
-            bimViewer.loadModel(modelCfg, (event) => {
+            viewer.loadModel(modelCfg, (event) => {
                     console.log(`[Demo] Loading model ${modelCfg.src}`);
                 }, (event) => {
                     console.error(`[Demo] Failed to load ${modelCfg.src}. " + event.message`);
@@ -110,7 +114,7 @@
             });
         });
 
-        const modelUploader = new LocalModelUploader(bimViewer);
+        const modelUploader = new LocalModelUploader(viewer);
         document.getElementById("uploadModelFile").onclick = function() {
             modelUploader.openFileBrowserToUpload();
         }