From c390437b769eb3e56267490f9b62ae9c6488b924 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Tue, 4 Mar 2025 10:03:39 +0100
Subject: [PATCH] AnySceneImporter: recognize the *.vrm extension.

It's a glTF with some extra additions. Not sure why they cannot just
keep the file extension and expose their stuff via glTF extensions, but
whatever.
---
 doc/changelog.dox                                             | 2 +-
 src/MagnumPlugins/AnySceneImporter/AnySceneImporter.cpp       | 4 +++-
 src/MagnumPlugins/AnySceneImporter/AnySceneImporter.h         | 4 ++--
 .../AnySceneImporter/Test/AnySceneImporterTest.cpp            | 1 +
 4 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/doc/changelog.dox b/doc/changelog.dox
index fce6f9eaf..09139b6f1 100644
--- a/doc/changelog.dox
+++ b/doc/changelog.dox
@@ -967,7 +967,7 @@ See also:
     in @relativeref{Trade,AnyImageConverter}
 -   Recognizing WebP files in @relativeref{Trade,AnyImageConverter}
 -   Recognizing glTF files in @relativeref{Trade,AnySceneConverter}
--   Recognizing 3MF files in @relativeref{Trade,AnySceneImporter}
+-   Recognizing 3MF and VRM files in @relativeref{Trade,AnySceneImporter}
 -   Recognizing OpenVBD files in @relativeref{Trade,AnyImageImporter} and
     @relativeref{Trade,AnyImageConverter}
 -   @ref Audio::AnyImporter "AnyAudioImporter",
diff --git a/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.cpp b/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.cpp
index 26a2b8428..7c3860134 100644
--- a/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.cpp
+++ b/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.cpp
@@ -106,7 +106,9 @@ void AnySceneImporter::doOpenFile(const Containers::StringView filename) {
     else if(normalizedExtension == ".fbx"_s)
         plugin = "FbxImporter"_s;
     else if(normalizedExtension == ".gltf"_s ||
-            normalizedExtension == ".glb"_s)
+            normalizedExtension == ".glb"_s ||
+            /* https://github.com/vrm-c/vrm-specification/blob/master/specification/0.0/README.md#file-extension */
+            normalizedExtension == ".vrm"_s)
         plugin = "GltfImporter"_s;
     else if(normalizedExtension == ".ifc"_s)
         plugin = "IfcImporter"_s;
diff --git a/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.h b/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.h
index 95b351694..b1c1ffd24 100644
--- a/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.h
+++ b/src/MagnumPlugins/AnySceneImporter/AnySceneImporter.h
@@ -71,8 +71,8 @@ tries to open the file with it. Supported formats:
 -   DirectX X (`*.x`), loaded with any plugin that provides `DirectXImporter`
 -   AutoCAD DXF (`*.dxf`), loaded with any plugin that provides `DxfImporter`
 -   Autodesk FBX (`*.fbx`), loaded with any plugin that provides `FbxImporter`
--   glTF (`*.gltf`, `*.glb`), loaded with @ref GltfImporter or any other plugin
-    that provides it
+-   glTF (`*.gltf`, `*.glb`) and [VRM](https://vrm.dev/en/) (`*.vrm`), loaded
+    with @ref GltfImporter or any other plugin that provides it
 -   Industry Foundation Classes (IFC/Step) (`*.ifc`), loaded with any plugin
     that provides `IfcImporter`
 -   Irrlicht Mesh and Scene (`*.irrmesh`, `*.irr`), loaded with any plugin that
diff --git a/src/MagnumPlugins/AnySceneImporter/Test/AnySceneImporterTest.cpp b/src/MagnumPlugins/AnySceneImporter/Test/AnySceneImporterTest.cpp
index 4330d9296..0acf8b6f9 100644
--- a/src/MagnumPlugins/AnySceneImporter/Test/AnySceneImporterTest.cpp
+++ b/src/MagnumPlugins/AnySceneImporter/Test/AnySceneImporterTest.cpp
@@ -128,6 +128,7 @@ constexpr struct {
     {"FBX", "autodesk.fbx", "FbxImporter"},
     {"glTF", "khronos.gltf", "GltfImporter"},
     {"glTF binary", "khronos.glb", "GltfImporter"},
+    {"VRM", "humanoid.vrm", "GltfImporter"},
     {"OpenGEX", "eric.ogex", "OpenGexImporter"},
     {"Stanford PLY", "bunny.ply", "StanfordImporter"},
     {"Stanford PLY uppercase", "ARMADI~1.PLY", "StanfordImporter"},