From 746ef07e42216345e83a18d90c46780f1be861b4 Mon Sep 17 00:00:00 2001
From: Nick Fisher <nick.fisher@avinium.com>
Date: Mon, 17 Mar 2025 22:35:58 +0800
Subject: [PATCH] add FilamentAsset methods

---
 .../native/include/c_api/TFilamentAsset.h     | 24 +++++++++++++
 .../native/src/c_api/TFilamentAsset.cpp       | 34 +++++++++++++++++++
 2 files changed, 58 insertions(+)
 create mode 100644 thermion_dart/native/include/c_api/TFilamentAsset.h
 create mode 100644 thermion_dart/native/src/c_api/TFilamentAsset.cpp

diff --git a/thermion_dart/native/include/c_api/TFilamentAsset.h b/thermion_dart/native/include/c_api/TFilamentAsset.h
new file mode 100644
index 00000000..87db47dc
--- /dev/null
+++ b/thermion_dart/native/include/c_api/TFilamentAsset.h
@@ -0,0 +1,24 @@
+#pragma once
+
+#include <utils/Entity.h>
+
+#include "APIExport.h"
+#include "APIBoundaryTypes.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+    EMSCRIPTEN_KEEPALIVE uint32_t FilamentAsset_getEntityCount(
+        TFilamentAsset *filamentAsset
+    );
+    EMSCRIPTEN_KEEPALIVE void FilamentAsset_getEntities(
+        TFilamentAsset *filamentAsset,
+        EntityId* out
+    );
+
+    
+#ifdef __cplusplus
+}
+#endif
+
diff --git a/thermion_dart/native/src/c_api/TFilamentAsset.cpp b/thermion_dart/native/src/c_api/TFilamentAsset.cpp
new file mode 100644
index 00000000..7f1a29fe
--- /dev/null
+++ b/thermion_dart/native/src/c_api/TFilamentAsset.cpp
@@ -0,0 +1,34 @@
+#include <gltfio/FilamentAsset.h>
+
+#include "c_api/TSceneAsset.h"
+#include "scene/SceneAsset.hpp"
+#include "scene/GltfSceneAsset.hpp"
+#include "scene/GeometrySceneAssetBuilder.hpp"
+
+using namespace thermion;
+
+#ifdef __cplusplus
+
+extern "C"
+{
+#endif
+
+EMSCRIPTEN_KEEPALIVE uint32_t FilamentAsset_getEntityCount(
+    TFilamentAsset *tFilamentAsset
+) { 
+    auto *filamentAsset = reinterpret_cast<gltfio::FilamentAsset*>(tFilamentAsset);
+    return filamentAsset->getEntityCount();
+}
+EMSCRIPTEN_KEEPALIVE void FilamentAsset_getEntities(
+    TFilamentAsset *tFilamentAsset,
+    EntityId* out
+) {
+    auto *filamentAsset = reinterpret_cast<gltfio::FilamentAsset*>(tFilamentAsset);
+    for(int i=0; i < filamentAsset->getEntityCount(); i++) { 
+        out[i] = utils::Entity::smuggle(filamentAsset->getEntities()[i]);
+    }
+}
+#ifdef __cplusplus
+}
+#endif
+