update entt to v3.15.0

framework/imgui/src/mm/imgui/widgets/filesystem.cpp

@@ -49,7 +49,7 @@ void FilePicker(const char* label, MM::Services::FilesystemService& fs, std::str
 		//ImGui::TextUnformatted(dirlist_path.c_str());
 
 		if (dirlist_path != "/") {
-			if (ImGui::Selectable(ICON_II_FOLDER " ..", false, ImGuiSelectableFlags_DontClosePopups)) {
+			if (ImGui::Selectable(ICON_II_FOLDER " ..", false, ImGuiSelectableFlags_NoAutoClosePopups)) {
 				path = internal_remove_last_folder(dirlist_path);
 			}
 		}
@@ -69,7 +69,7 @@ void FilePicker(const char* label, MM::Services::FilesystemService& fs, std::str
 
 			tmp_text += i;
 
-			if (ImGui::Selectable(tmp_text.c_str(), false, ImGuiSelectableFlags_DontClosePopups)) {
+			if (ImGui::Selectable(tmp_text.c_str(), false, ImGuiSelectableFlags_NoAutoClosePopups)) {
 				if (path.back() != '/') {
 					path = internal_remove_last_folder(path);
 				}

framework/imgui/src/mm/imgui/widgets/texture.cpp

@@ -17,7 +17,7 @@ void Texture(MM::OpenGL::Texture::handle_t& texture, bool dropTarget) {
 	ImGui::BeginGroup();
 
 	if (texture) {
-		ImGui::Image(texture->getHandle(), size, {0.f, 1.f}, {1.f, 0.f}, ImVec4(1,1,1,1), ImVec4(1,1,1,1));
+		ImGui::ImageWithBg(texture->getHandle(), size, {0.f, 1.f}, {1.f, 0.f}, ImVec4(1,1,1,1), ImVec4(1,1,1,1));
 
 		// "tooltip"
 		if (ImGui::IsItemHovered()) {
@@ -32,7 +32,7 @@ void Texture(MM::OpenGL::Texture::handle_t& texture, bool dropTarget) {
 			auto id = MM::ResourceManager<MM::OpenGL::Texture>::ref().id_from_handle(texture);
 			if (id) {
 				ImGui::SetDragDropPayload(IMGUI_PAYLOAD_TYPE_MM_REND_TEXTURE, &(id.value()), sizeof(id.value()));
-				ImGui::Image(texture->getHandle(), size, {0.f, 1.f}, {1.f, 0.f}, ImVec4(1,1,1,1), ImVec4(1,1,1,1));
+				ImGui::ImageWithBg(texture->getHandle(), size, {0.f, 1.f}, {1.f, 0.f}, ImVec4(1,1,1,1), ImVec4(1,1,1,1));
 			}
 			ImGui::EndDragDropSource();
 		}

framework/imgui/src/mm/services/engine_tools.cpp

@@ -98,7 +98,7 @@ static void renderUpdateStratGraph(
 		//ImGui::BeginChild("canvas", {0, 0}, true);
 
 		const ImVec2 cp = ImGui::GetCursorScreenPos();
-		const auto max_cont = ImGui::GetWindowContentRegionMax();
+		const auto max_cont = ImGui::GetContentRegionAvail();
 		ImGui::Dummy(max_cont);
 
 		auto* dl = ImGui::GetWindowDrawList();

framework/imgui/src/mm/services/imgui_s.cpp

@@ -29,7 +29,7 @@ bool ImGuiService::enable(Engine& engine, std::vector<UpdateStrategies::TaskInfo
 	ImGui::CreateContext();
 	ImGuiIO& io = ImGui::GetIO();
 	io.ConfigFlags |= ImGuiConfigFlags_NavEnableKeyboard;  // Enable Keyboard Controls
-	io.ConfigFlags |= ImGuiConfigFlags_NavNoCaptureKeyboard;
+	io.ConfigNavCaptureKeyboard = false;
 	//io.ConfigFlags |= ImGuiConfigFlags_NavEnableGamepad; // TODO: dont, if ingame ?
 
 	auto& sdl_ss = engine.getService<MM::Services::SDLService>();

framework/imgui/src/mm/services/scene_tools.cpp

@@ -111,7 +111,7 @@ namespace MM::Services {
 			if (ImGui::Begin("Scene Metrics##ImGuiSceneToolsService", &_show_scene_metrics)) {
 				ImGui::Text("capacity: %zu", scene.storage<::MM::Entity>().capacity());
 				ImGui::Text("size: %zu", scene.storage<::MM::Entity>().size());
-				ImGui::Text("alive: %zu", scene.storage<::MM::Entity>().in_use());
+				ImGui::Text("alive: %zu", scene.storage<::MM::Entity>().free_list());
 				if (ImGui::CollapsingHeader("orphans")) {
 					// iterating all entities is expensive
 					size_t orphans = 0;

framework/organizer_scene/src/mm/services/organizer_scene.cpp

@@ -23,7 +23,7 @@ static std::ostream& operator<<(std::ostream& out, const std::vector<entt::organ
 	}
 
 	for (size_t i = 0; i < nodes.size(); i++) {
-		for (const size_t child : nodes[i].children()) {
+		for (const size_t child : nodes[i].in_edges()) {
 			out << "n" << child << " -> " << "n" << i << ";\n";
 		}
 	}

systems/player_velocity/src/mm/systems/player_velocity2d_system.hpp

@@ -4,6 +4,8 @@
 #include <mm/services/input_service.hpp>
 #include <mm/components/velocity2d_position_intent.hpp>
 
+#include <entt/entity/storage.hpp>
+
 namespace MM::Systems {
 
 	// this system transforms the input from the input_service into velocity intent

systems/simple_velocity/src/mm/systems/simple_velocity_system2d.hpp

@@ -7,6 +7,7 @@
 #include <mm/components/time_delta.hpp>
 
 #include <entt/fwd.hpp>
+#include <entt/entity/storage.hpp>
 
 namespace MM::Systems {