godot/modules/gltf/register_types.cpp

/*************************************************************************/
/*  register_types.cpp                                                   */
/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md).   */
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#include "register_types.h"

#ifndef _3D_DISABLED

#include "gltf_accessor.h"
#include "gltf_animation.h"
#include "gltf_buffer_view.h"
#include "gltf_camera.h"
#include "gltf_document.h"
#include "gltf_document_extension.h"
#include "gltf_document_extension_convert_importer_mesh.h"
#include "gltf_light.h"
#include "gltf_mesh.h"
#include "gltf_node.h"
#include "gltf_skeleton.h"
#include "gltf_skin.h"
#include "gltf_spec_gloss.h"
#include "gltf_state.h"
#include "gltf_texture.h"

#ifdef TOOLS_ENABLED
#include "core/config/project_settings.h"
#include "editor/editor_node.h"
#include "editor/editor_scene_exporter_gltf_plugin.h"
#include "editor/editor_scene_importer_blend.h"
#include "editor/editor_scene_importer_fbx.h"
#include "editor/editor_scene_importer_gltf.h"
#include "editor/editor_settings.h"

static void _editor_init() {
	Ref<EditorSceneFormatImporterGLTF> import_gltf;
	import_gltf.instantiate();
	ResourceImporterScene::add_importer(import_gltf);

	// Blend to glTF importer.

	bool blend_enabled = GLOBAL_GET("filesystem/import/blender/enabled");
	// Defined here because EditorSettings doesn't exist in `register_gltf_types` yet.
	EDITOR_DEF_RST("filesystem/import/blender/blender3_path", "");
	EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING,
			"filesystem/import/blender/blender3_path", PROPERTY_HINT_GLOBAL_DIR));
	if (blend_enabled) {
		Ref<EditorSceneFormatImporterBlend> importer;
		importer.instantiate();
		ResourceImporterScene::add_importer(importer);

		Ref<EditorFileSystemImportFormatSupportQueryBlend> blend_import_query;
		blend_import_query.instantiate();
		EditorFileSystem::get_singleton()->add_import_format_support_query(blend_import_query);
	}

	// FBX to glTF importer.

	bool fbx_enabled = GLOBAL_GET("filesystem/import/fbx/enabled");
	// Defined here because EditorSettings doesn't exist in `register_gltf_types` yet.
	String fbx2gltf_path = EDITOR_DEF_RST("filesystem/import/fbx/fbx2gltf_path", "");
	EditorSettings::get_singleton()->add_property_hint(PropertyInfo(Variant::STRING,
			"filesystem/import/fbx/fbx2gltf_path", PROPERTY_HINT_GLOBAL_FILE));
	if (fbx_enabled) {
		Ref<DirAccess> da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
		if (fbx2gltf_path.is_empty()) {
			WARN_PRINT("FBX file import is enabled, but no FBX2glTF path is configured. FBX files will not be imported.");
		} else if (!da->file_exists(fbx2gltf_path)) {
			WARN_PRINT("FBX file import is enabled, but the FBX2glTF path doesn't point to a valid FBX2glTF executable. FBX files will not be imported.");
		} else {
			Ref<EditorSceneFormatImporterFBX> importer;
			importer.instantiate();
			ResourceImporterScene::add_importer(importer);
		}
	}
}
#endif // TOOLS_ENABLED

void register_gltf_types() {
	// glTF API available at runtime.
	GDREGISTER_CLASS(GLTFAccessor);
	GDREGISTER_CLASS(GLTFAnimation);
	GDREGISTER_CLASS(GLTFBufferView);
	GDREGISTER_CLASS(GLTFCamera);
	GDREGISTER_CLASS(GLTFDocument);
	GDREGISTER_CLASS(GLTFDocumentExtension);
	GDREGISTER_CLASS(GLTFDocumentExtensionConvertImporterMesh);
	GDREGISTER_CLASS(GLTFLight);
	GDREGISTER_CLASS(GLTFMesh);
	GDREGISTER_CLASS(GLTFNode);
	GDREGISTER_CLASS(GLTFSkeleton);
	GDREGISTER_CLASS(GLTFSkin);
	GDREGISTER_CLASS(GLTFSpecGloss);
	GDREGISTER_CLASS(GLTFState);
	GDREGISTER_CLASS(GLTFTexture);

#ifdef TOOLS_ENABLED
	// Editor-specific API.
	ClassDB::APIType prev_api = ClassDB::get_current_api();
	ClassDB::set_current_api(ClassDB::API_EDITOR);

	GDREGISTER_CLASS(EditorSceneFormatImporterGLTF);
	EditorPlugins::add_by_type<SceneExporterGLTFPlugin>();

	// Project settings defined here so doctool finds them.
	GLOBAL_DEF_RST("filesystem/import/blender/enabled", true);
	GLOBAL_DEF_RST("filesystem/import/fbx/enabled", true);
	GDREGISTER_CLASS(EditorSceneFormatImporterBlend);
	GDREGISTER_CLASS(EditorSceneFormatImporterFBX);

	ClassDB::set_current_api(prev_api);
	EditorNode::add_init_callback(_editor_init);

#endif // TOOLS_ENABLED
}

void unregister_gltf_types() {
}

#endif // _3D_DISABLED