diff --git a/thermion_dart/native/include/ThermionDartRenderThreadApi.h b/thermion_dart/native/include/ThermionDartRenderThreadApi.h
deleted file mode 100644
index 5d099a96..00000000
--- a/thermion_dart/native/include/ThermionDartRenderThreadApi.h
+++ /dev/null
@@ -1,116 +0,0 @@
-#ifndef _DART_FILAMENT_FFI_API_H
-#define _DART_FILAMENT_FFI_API_H
-
-#include "ThermionDartApi.h"
-#include "TView.h"
-
-#ifdef __cplusplus
-namespace thermion {
-extern "C"
-{
-#endif
-
-    ///
-    /// This header replicates most of the methods in ThermionDartApi.h. 
-    /// It represents the interface for:
-    /// - invoking those methods that must be called on the main Filament engine thread
-    /// - setting up a render loop
-    ///
-    typedef int32_t EntityId;
-    typedef void (*FilamentRenderCallback)(void *const owner);
-
-    EMSCRIPTEN_KEEPALIVE void Viewer_createOnRenderThread(
-        void *const context,
-        void *const platform,
-        const char *uberArchivePath,
-        const void *const loader,
-        void (*renderCallback)(void *const renderCallbackOwner),
-        void *const renderCallbackOwner,
-        void (*callback)(TViewer *viewer));
-    EMSCRIPTEN_KEEPALIVE void Viewer_destroyOnRenderThread(TViewer *viewer);
-    EMSCRIPTEN_KEEPALIVE void Viewer_createSwapChainRenderThread(TViewer *viewer, void *const surface, void (*onComplete)(TSwapChain*));
-    EMSCRIPTEN_KEEPALIVE void Viewer_createHeadlessSwapChainRenderThread(TViewer *viewer, uint32_t width, uint32_t height, void (*onComplete)(TSwapChain*));
-    EMSCRIPTEN_KEEPALIVE void Viewer_destroySwapChainRenderThread(TViewer *viewer, TSwapChain* swapChain, void (*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void Viewer_renderRenderThread(TViewer *viewer, TView* view, TSwapChain* swapChain);
-    EMSCRIPTEN_KEEPALIVE void Viewer_captureRenderThread(TViewer *viewer, TView* view,  TSwapChain* swapChain, uint8_t* out, void (*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void Viewer_captureRenderTargetRenderThread(TViewer *viewer, TView* view,  TSwapChain* swapChain, TRenderTarget* renderTarget, uint8_t* out, void (*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void Viewer_requestFrameRenderThread(TViewer *viewer, void(*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void Viewer_loadIblRenderThread(TViewer *viewer, const char *iblPath, float intensity, void(*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void Viewer_createRenderTargetRenderThread(TViewer *viewer, intptr_t texture, uint32_t width, uint32_t height, void(*onComplete)(TRenderTarget*));
-    
-    EMSCRIPTEN_KEEPALIVE void View_setToneMappingRenderThread(TView *tView, TEngine *tEngine, thermion::ToneMapping toneMapping);
-    EMSCRIPTEN_KEEPALIVE void View_setBloomRenderThread(TView *tView, bool enabled, double strength);
-    
-    FilamentRenderCallback make_render_callback_fn_pointer(FilamentRenderCallback);
-    EMSCRIPTEN_KEEPALIVE void set_rendering_render_thread(TViewer *viewer, bool rendering, void(*onComplete)());
-    
-    EMSCRIPTEN_KEEPALIVE void set_frame_interval_render_thread(TViewer *viewer, float frameInterval);
-    EMSCRIPTEN_KEEPALIVE void set_background_color_render_thread(TViewer *viewer, const float r, const float g, const float b, const float a);
-    EMSCRIPTEN_KEEPALIVE void clear_background_image_render_thread(TViewer *viewer);
-    EMSCRIPTEN_KEEPALIVE void set_background_image_render_thread(TViewer *viewer, const char *path, bool fillHeight, void (*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void set_background_image_position_render_thread(TViewer *viewer, float x, float y, bool clamp);
-    EMSCRIPTEN_KEEPALIVE void load_skybox_render_thread(TViewer *viewer, const char *skyboxPath, void (*onComplete)());
-    EMSCRIPTEN_KEEPALIVE void remove_skybox_render_thread(TViewer *viewer);
-
-    EMSCRIPTEN_KEEPALIVE void SceneManager_createGeometryRenderThread(
-        TSceneManager *sceneManager, 
-        float *vertices, 
-        int numVertices, 
-        float *normals, 
-        int numNormals, 
-        float *uvs, 
-        int numUvs, 
-        uint16_t *indices, 
-        int numIndices, 
-        int primitiveType, 
-        TMaterialInstance *materialInstance, 
-        bool keepData, 
-        void (*callback)(EntityId));
-    EMSCRIPTEN_KEEPALIVE void SceneManager_loadGlbFromBufferRenderThread(TSceneManager *sceneManager, const uint8_t *const data, size_t length, int numInstances, bool keepData, int priority, int layer, bool loadResourcesAsync, void (*callback)(EntityId));
-    EMSCRIPTEN_KEEPALIVE void SceneManager_createUnlitMaterialInstanceRenderThread(TSceneManager *sceneManager, void (*callback)(TMaterialInstance*));
-    EMSCRIPTEN_KEEPALIVE void SceneManager_createUnlitFixedSizeMaterialInstanceRenderThread(TSceneManager *sceneManager, void (*callback)(TMaterialInstance*));
-    EMSCRIPTEN_KEEPALIVE void load_glb_render_thread(TSceneManager *sceneManager, const char *assetPath, int numInstances, bool keepData, void (*callback)(EntityId));
-    EMSCRIPTEN_KEEPALIVE void load_gltf_render_thread(TSceneManager *sceneManager, const char *assetPath, const char *relativePath, bool keepData, void (*callback)(EntityId));
-    EMSCRIPTEN_KEEPALIVE void create_instance_render_thread(TSceneManager *sceneManager, EntityId entityId, void (*callback)(EntityId));
-    EMSCRIPTEN_KEEPALIVE void remove_entity_render_thread(TViewer *viewer, EntityId asset, void (*callback)());
-    EMSCRIPTEN_KEEPALIVE void clear_entities_render_thread(TViewer *viewer, void (*callback)());
-    
-    EMSCRIPTEN_KEEPALIVE void apply_weights_render_thread(
-        TSceneManager *sceneManager,
-        EntityId asset,
-        const char *const entityName,
-        float *const weights,
-        int count);
-    EMSCRIPTEN_KEEPALIVE void set_animation_frame_render_thread(TSceneManager *sceneManager, EntityId asset, int animationIndex, int animationFrame);
-    EMSCRIPTEN_KEEPALIVE void stop_animation_render_thread(TSceneManager *sceneManager, EntityId asset, int index);
-    EMSCRIPTEN_KEEPALIVE void get_animation_count_render_thread(TSceneManager *sceneManager, EntityId asset, void (*callback)(int));
-    EMSCRIPTEN_KEEPALIVE void get_animation_name_render_thread(TSceneManager *sceneManager, EntityId asset, char *const outPtr, int index, void (*callback)());
-    EMSCRIPTEN_KEEPALIVE void get_morph_target_name_render_thread(TSceneManager *sceneManager, EntityId assetEntity, EntityId childEntity, char *const outPtr, int index, void (*callback)());
-    EMSCRIPTEN_KEEPALIVE void get_morph_target_name_count_render_thread(TSceneManager *sceneManager, EntityId asset, EntityId childEntity, void (*callback)(int32_t));
-    EMSCRIPTEN_KEEPALIVE void set_morph_target_weights_render_thread(TSceneManager *sceneManager,
-                                                            EntityId asset,
-                                                            const float *const morphData,
-                                                            int numWeights,
-                                                            void (*callback)(bool));
-
-    EMSCRIPTEN_KEEPALIVE void update_bone_matrices_render_thread(TSceneManager *sceneManager,
-        EntityId asset, void(*callback)(bool));
-    EMSCRIPTEN_KEEPALIVE void set_bone_transform_render_thread(
-        TSceneManager *sceneManager,
-        EntityId asset,
-        int skinIndex, 
-        int boneIndex,
-        const float *const transform,
-        void (*callback)(bool));
-    EMSCRIPTEN_KEEPALIVE void set_post_processing_render_thread(TViewer *viewer, bool enabled);
-    EMSCRIPTEN_KEEPALIVE void reset_to_rest_pose_render_thread(TSceneManager *sceneManager, EntityId entityId, void(*callback)());
-    
-    EMSCRIPTEN_KEEPALIVE void unproject_texture_render_thread(TViewer* viewer, EntityId entity, uint8_t* input, uint32_t inputWidth, uint32_t inputHeight, uint8_t* out, uint32_t outWidth, uint32_t outHeight, void(*callback)());
-
-
-#ifdef __cplusplus
-}
-}
-#endif
-
-#endif // _DART_FILAMENT_FFI_API_H