The document outlines the features and improvements of Scilab 5.5.0, a free open source software for numerical computation, emphasizing its stability, enhanced graphics, and usability over previous versions. Key updates include new scientific features, GUI design capabilities, and increased interoperability with other software and programming languages. Future development is focused on Scilab 6.0, with ongoing bug fixes and enhancements planned for the 5.5.x versions.

1. Professional Services & Support for Scilab,
Free Open Source Software for Numerical Computation

2. 19/05/14 2
SCILAB 5.5.0
Tools for your applications

3. Minute
 Scilab Enterprises & Scilab Software
 Scilab 5.5.0 after Scilab 5.4.1
 Scilab 5.5.0 answer user needs
 Demo
 What's next ?

4. Scilab Enterprises & Scilab Software

5. Main Research & Development axes
Usability
Scilab 6
migration
Interoperability
Scientifc
features
Graphics &
GUI
Xcos
Quality

6. Main services axes
Training
Atoms
Modules
Migration
Consulting
Custom
Applications
Code
Optimisation

7. Scilab 5.5.0 after Scilab 5.4.1

8. From Scilab 5.4.1 to 5.5.0
 Scilab 5.4.1 was stable, 5.5.0 is more stable
– More than 600 bug fxes
– More than 500 tests added
 Scilab 5.4.1 graphics was fast, 5.5.0 is faster
– Evolution of 2D/3D rendering
– Basis of Scilab 6.0 graphics
 Scilab 5.4.1 interface was friendly, 5.5.0 is
comfortable

9. Scilab user level up
Scientist Coder Human
Being
F77 / C No coding
language
Functional
skills
(Math,
Physics)
No
functional
skills
Non-
Coding
User
4.1.2 + + + - - - + - - - - - -
5.3.3 + + + + + + - - - -
5.4.1 + + + + + + + + - - -
5.5.0 + + + + + + + + + + + +

10. Application design
 Designing Algorithm
– New functions / blocks (if you want more, just ask...)
– Bug Fixes / Improvements
 Designing GUI
– Diferent way to design/program
– Same rendering
 Designing End-User Application
– More and more ATOMS modules
– Asynchronous life cycle

11. Application deployment
 Diferent User orientation
– Developer (<= 5.4.1)
• Console interaction
• Develop / Run / Debug
– Operator (beter with 5.5.0)
• No prompt interaction => GUI
• Run / Fill bug reports ?
 ATOMS server
– Dedicated customer side repository

12. Scilab 5.5.0 answer to users needs

13. Interaction with other software/language
 JIMS: How to write Java code within Scilab
– Link to existing code / WebServices
 HDF5: Import/Export data from other scientifc
software
– Atmospheric Modeling System / Salome
 Remote File Access:
– Retrieve network data
 HTML: Interact with web pages
– Reporting
– Data feeds

14. Scilab based application design (GUI)
 Advanced uicontrol capabilities
– New fgure properties
– New design capabilities:
• Absolute positioning (<= 5.4.1)
• Proportional design (normalized)
• Automatic placement (layout)
– Faster component research using path
 New uicontrol components
– Tabs
– Frame (Borders/Scroll/Axes)
– Group

15. Scilab based application design (GUI)

16. Scilab based application design (GUI)
 resizefcn

17. Scilab based application design (GUI)
 layout

18. Scilab based application design (GUI)
 What about my old hand crafted GUI ?
– Still working in Scilab 5.5.0
– Creation/Interaction Speed Up
 But if I loved my old application look and feel ?
– UseDeprecatedSkin
 My application does not work anymore
– f.visible = “of” ??

19. Scilab based application design (GUI)

20. Scilab based application design (Atoms)
 ATOMS module creation
– Toolbox Skeleton
– Xcos Toolbox Skeleton
 Java code compilation within modules
 Localization of Atoms modules
 Preferences management
 Unit test capabilities (32/64 bits)

21. Scilab-based application usability
 Advanced uicontrol capabilities
– Dedicated window for GUI design
– OS-like good looking application
 Liquid GUI
– Auto resizing / speed up
 New uicontrol style/component
– Frame with axes
– Tabs
– Colored ListBox / PopupMenu
– Icons

22. Scilab new scientific features
 daskr
– Diferential-algebraic system solver with root
fnding from ODEPACK
– Used by Xcos simulation
 Error computation functions
– erf, erfc, erfcx now manage complex arguments
– erf, dawson scaled imaginary error

23. Scilab new graphic features
 Matplot
– Can manage RGB/ARGB images
– Colors are independent of fgure color map
 Plot automatic margins computation
– Titles
– Axes Labels
– Ticks
 Datatips
 Graphic interaction

24. Xcos new features
 User palete management
 Tool Menu
– User can add dedicated menus
 Block update
– Display formula using LaTeX
– Shape update
– CLR/DLR
– Debug GUI: Explore diagram during simulation
– SuperBlock

25. Demo

26. What's next ?

27. What's next?
 Scilab 5.5.X versions:
– Important number of bug fxes
– Blocker bug fx
– Based on nightly-builds
 Scilab 5.6.0 version not planned yet:
– Used as a bridge between 5 and 6 families ?
 Scilab 6.0.0:
– Most of resources working on it!