7D Modeler: Release notes | Open BIM Systems

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7D Modeler

Release notes

List of changes in version 1.5 (dated 09.05.2025)

Working with composite projects (master projects)

Implemented the formation of master projects from child IFC projects and their saving
Implemented the construction of a coordinated calendar-network schedule for the entire master project, taking into account the structure of child projects and inter-project links
Implemented viewing and analysis of the composite calendar-network schedule for the master project on the Gantt chart
Implemented the construction, viewing and animation of the composite geometric model of the master project in 3D windows
Implemented checking for spatio-temporal collisions at the level of the master project and child projects
Implemented publication and viewing of key works and 3D elements in the master project
Implemented the function of collecting and visualizing analytics for portfolio management at the level of the master project
Implemented viewing and maintaining logs of comments in BCF format at the level of the master project

General functions

Improved the open projects window using a table view
Implemented a tool for viewing the IFC file header in a separate tab of the project properties
Added the ability to view and edit the start and end dates of the project, its calendar, status and percentage of completion in a separate tab of the project properties
The structure of the project context menu has been improved: commands for opening available windows have been moved to the submenu
The list of recently opened files is divided into sections (IFC projects, BCF projects, master projects) in the main application menu

Planning and scheduling

The ability to view, create and edit custom properties for resources has been added
Functions for calculating and visualizing (in the form of text cards, graphs and diagrams) the main time and financial indicators of projects have been implemented:
- Schedule analysis
- Cost analysis
- Project analysis
- Planned/actual project duration
- Planned/actual project costs
- Planned task duration by actors
- Actual task duration by actors
- Total task duration by actors
- Planned task costs by actors
- Actual task costs by actors
- Total task costs by actors
- Planned task duration by activity types
- Actual task duration by activity types
- Total task duration by activity types
- Planned task costs by activity types
- Actual task costs by activity types
- Total task costs by activity types
- Cost schedule

Cost analysis

Implemented import of estimates in the Glavgosexpertiza format (.gge)
Implemented categorization of cost values
Implemented support for additional estimate attributes (status, date, update, approval date) and their elements (identifier, description, type, quantity)

3D-4D modeling

Added function for correct calculation of geometric characteristics by correcting topological connections
Added texture import from CityGML format

Verification and validation of models

Expanded options for correcting errors in models when opening incorrect files
Implemented the ability to batch validate requirements

Classifiers

Added the function of copying and pasting classifiers with the ability to copy them between projects
Implemented import of BIC sections into classifiers
Implemented import of classifiers from Excel files
Implemented export of classifiers to JSON format

List of changes in release 1.4 (dated 01.07.2024)

General Functions

Updated window interface style and improved application appearance on high-resolution monitors
Added support for AMD graphics cards
Implemented hierarchically organised groups of objects
Enabled setting and editing common attributes for multiple object selection

Planning and scheduling

Implemented time-location chart for infrastructure project planning
Developed tools for generalised scheduling taking into account resource calendars, intersections of work intervals and linear objects constraints
Implemented options for deep copying of tasks with calendar and resource assignments
Added import and synchronisation of tasks from Excel spreadsheets taking into account the correspondence of attribute names in Russian and English languages
Fixed actual dates visualisation on resource utilisation plot and diagram

3D-4D modeling

Implemented generation and visualisation of the 3D elements tree based on hierarchically organised groups
Properties of 3D elemnts and tasks can now be initialised according to calculated metric characteristics and other attributes
Implemented tools for viewing and setting relationships for 3D elements
Added grouping of spaces and work areas in the 3D elements tree

Model validation

Added options for advanced spatial collision detection between 3D elements by projections on main planes and axes
Implemented IDS standard support, including requirement specification import, review and feasibility check with generation of illustrated BCF comments

List of changes in release 1.3 (dated 01.11.2023)

General Functions

Enabled specification of default project units for lengths and angles
Implemented possibility to create complex models by importing IFC files
Implemented initialisation of property sets by importing IFC files with property templates
Added functions for creation, editing and removal of property templates
Supported dockable windows
Enabled customisation of the ribbon menus

Planning and scheduling

Implemented generic method of project planning with temporal, calendar, resource and spatial constraints
Improved scheduling algorithms that reduce project duration in limited resource and space area conditions
Implemented planning according to task duration and calculated physical volumes
Implemented import and synchronisation of task attributes from Excel tables. It can be used, among other things, to update information on work performed (physical volumes, actual dates, percentage of completion)
Implemented tools for determining stages of design work (steps) and visually setting work statuses for completed stages
Added tools for automatically generating user IDs when creating tasks
Added navigation tools in the window for displaying task links

Cost analysis

Added possibility to create, edit and remove costs and assign costs to tasks and 3D elements
Implemented construction of EVA graphs (BCWS, BCWP and ACWP S-curves). Enabled visualisation using charts synchronised with Gantt chart
Supported import and synchronisation of task costs as a part of Oracle Primavera and MS Project project plans

3D-4D modeling

Implemented tools for creating and editing property sets and assigning them to 3D elements
Added the ability to view and edit properties for individual elements
Implemented a designer of space areas based on selected elements
Implemented tools for specifying and visually monitoring the statuses of elements in accordance with the completed stages of design work
Added the ability to filter 3D-4D scenes directly in the 3D elements tree
Improved graphical tools for modeling shadows and specifying light sources

Model validation

cardinality of collection;
relationship;
multiplicity of relationship;
regular expression;
uniqueness;
sequence;
opening;
space area;
effective space area;
property;
spatial test;
space path.

Requirements and issue management

Added the ability to highlight objects for which rules in the requirements list have been fulfilled or violated

List of changes in release 1.2 (dated 01.05.2023)

General Functions

Implemented creation of large models (complex programmes and project portfolios) based on master projects
Implemented sorting and filtering functions in tabular views of project data (tasks, 3D elements, classificators, calendars, resources, etc.)
Added ribbon settings dialog

Planning and scheduling

Added functions to create and compare baselines in the table of tasks and the Gantt chart
Implemented support for the registry of persons and organizations with the possibility of assigning responsible executors to tasks
Implemented the ability to synchronize the model with project plans from Oracle Primavera and MS Project
Implemented export of project plans to MS Project (XML format)
Improved import of project plans from Oracle Primavera and MS Project, added the ability to import user-defined fields (Oracle Primavera) and extended attributes (MS Project) for tasks as additional properties
Optimized work with large project plans. In particular, accelerated the functions for multiple selection of tasks, task linking, scheduling when links between summary tasks (WBS) are set
Improved methods for detecting cyclic dependencies in project plans before scheduling
Improved resource leveling algorithm

3D-4D modeling

Improved viewing for large models built as master projects
Added the function of automatic matching for 3D elements to tasks by the specified additional properties
Implemented a simple subdivision of geometric objects into parts by orthogonal planes in the local coordinate system
Added the ability to compare baselines and the project progress based on planned and actual dates directly in 3D views
Added the function for multiple selection of 3D elements by a given rectangular area in the 3D view
Added the ability to set camera on predefined viewpoints as well as to create viewpoints while maintaining the camera position and time reaper
Added the ability to clip a 3D model with cutting box, added the capability to visualize a cutting plane
Fixed bugs related to the transformation of coordinate systems on importing 3D formats
Accelerated functions for opening IFC files and importing CityGML files with complex geometric models
Expanded functions for generating video materials using several visual representations of project data (for example, 3D views and Gantt chart) and creating a video presentation layout in the animation editor

Model verification and validation

Added options to fix automatically some syntax and semantic errors in IFC files on opening
Improved reporting for dynamic collisions by merging temporal records for the same pairs of 3D elements
Improved collision detection performance and fixed other bugs

Requirements and topics management

Implemented saving the integrated topics log in BCF format

List of changes in release 1.1 (dated 20.01.2023)

General functions

Added list of previously opened projects
Added a tab with information about the license

Planning and scheduling

Resource management. Creating, editing and deleting simple and compound resources. Assigning a resource to work
Automatic leveling of resources (project scheduling taking into account time, calendar and resource constraints)
Chart and graphs of resource usage with navigation commands for exceeding intervals

3D-4D modeling

Optimized work with large models in RAM. Added an indicator for monitoring the used RAM
Improved import of 3D formats with saving textures directly to IFC data
Added function of viewing associated 3D objects and tasks
Ability to open multiple 3D windows with individual viewing options (cameras, legends, planned or actual dates) for each project
Accelerated operation of the manipulator in 3D windows. Supported ability to manipulate multiple objects simultaneously
Added dialog for precise positioning of 3D objects
Added option to set gradient background in 3D windows

Spatio-temporal verification

Optimized collision detection in static and dynamic scenes
Increased collision detection performance due to multi-threading
Added function to save the verification report as a BCF document

Topics management

Added functions for BCF format. Create, open, view, edit, and save a BCF document
Added functions for topics management. Setting, viewing and deleting topics. Editing topics on the context of the 3D window