From c82c882027f990b257d87eae156bb43a15caf953 Mon Sep 17 00:00:00 2001
From: Marco Hutter <javagl@javagl.de>
Date: Sat, 23 Nov 2024 15:09:34 +0100
Subject: [PATCH] Apply transform to content bounding volume

---
 specs/TilesetValidationSpec.ts                |  7 ++++++
 ...ileContentBoundingVolumeWithTransform.json | 25 +++++++++++++++++++
 src/validation/TileContentValidator.ts        |  2 +-
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 specs/data/tilesets/tileContentBoundingVolumeWithTransform.json

diff --git a/specs/TilesetValidationSpec.ts b/specs/TilesetValidationSpec.ts
index 49c28585..bbd1422d 100644
--- a/specs/TilesetValidationSpec.ts
+++ b/specs/TilesetValidationSpec.ts
@@ -417,6 +417,13 @@ describe("Tileset validation", function () {
     expect(result.get(0).type).toEqual("BOUNDING_VOLUMES_INCONSISTENT");
   });
 
+  it("detects no issues in tileContentBoundingVolumeWithTransform", async function () {
+    const result = await Validators.validateTilesetFile(
+      "specs/data/tilesets/tileContentBoundingVolumeWithTransform.json"
+    );
+    expect(result.length).toEqual(0);
+  });
+
   it("detects issues in tileContentGroupInvalidIndex", async function () {
     const result = await Validators.validateTilesetFile(
       "specs/data/tilesets/tileContentGroupInvalidIndex.json"
diff --git a/specs/data/tilesets/tileContentBoundingVolumeWithTransform.json b/specs/data/tilesets/tileContentBoundingVolumeWithTransform.json
new file mode 100644
index 00000000..5ed91743
--- /dev/null
+++ b/specs/data/tilesets/tileContentBoundingVolumeWithTransform.json
@@ -0,0 +1,25 @@
+{
+  "asset" : {
+    "version" : "1.1"
+  },
+  "geometricError" : 2.0,
+  "root" : {
+    "refine": "REPLACE",
+    "boundingVolume" : {
+      "box" : [ 0.5, 0.5, 0.5, 0.5, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.5 ]
+    },
+    "geometricError" : 1.0,
+    "transform": [
+      2.0, 0.0, 0.0, 0.0,
+      0.0, 3.0, 0.0, 0.0,
+      0.0, 0.0, 4.0, 0.0,
+      5.0, 6.0, 7.0, 1.0
+    ],
+    "content": {
+      "uri": "tiles/glTF/Triangle/Triangle.gltf",
+      "boundingVolume": {
+        "box" : [ 0.5, 0.5, 0.5, 0.5, 0.0, 0.0, 0.0, 0.5, 0.0, 0.0, 0.0, 0.5 ]
+      }
+    }
+  }
+}
diff --git a/src/validation/TileContentValidator.ts b/src/validation/TileContentValidator.ts
index daea00e3..bc4e5823 100644
--- a/src/validation/TileContentValidator.ts
+++ b/src/validation/TileContentValidator.ts
@@ -96,7 +96,7 @@ export class TileContentValidator {
     }
     const tileBoundingVolume = tile.boundingVolume;
     const outerTransform = tile.transform;
-    const innerTransform = undefined;
+    const innerTransform = tile.transform;
     const errorMessage = BoundingVolumeChecks.checkBoundingVolume(
       contentBoundingVolume,
       tileBoundingVolume,