DOI: 10.13140/RG.2.2.29354.06089 https://www.researchgate.net/publication/329936306_Blender_Tutorial_Animation_of_National_Bulgarian_Flag_Physics_-_Cloth_Force_Field_Wind https://www.youtube.com/watch?v=CNhvpbmQzfA&feature=youtu.be

1. Blender Tutorial. Animation of
National Bulgarian Flag. Physics -
Cloth. Force Field (Wind)
Assoc. Prof. Dr. Eng. Tihomir Dovramadjiev
Technical University of Varna
MTF, Department Industrial Design
tihomir.dovramadjiev@tu-varna.bg
DOI: 10.13140/RG.2.2.29354.06089
https://www.researchgate.net/publication/329936306_Blender_Tutorial_Animation_of_National_Bulgarian_Flag_Physics_-_Cloth_Force_Field_Wind

2. 2018 DrTAD 2
About Blender software
●Blender is the free and open source 3D creation suite. It supports the entirety of the 3D
pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion
tracking, even video editing and game creation.https://www.blender.org/
●Blender software. 2.79b Version. About, License & Development.
https://www.researchgate.net/publication/328677236_Blender_software_279b_Version_A
bout_License_Development
●Modern accessible application of the system Blender in 3D design practice.
https://www.researchgate.net/publication/312033613_Modern_accessible_application_of
_the_system_Blender_in_3D_design_practice

3. 2018 DrTAD 3
Cloth Simulations
Introduction
●Workflow
●Settings
●
Settings
●Collisions
●Examples
●Using Simulation to Shape/Sculpt a Mesh
●Smoothing of Cloth
●Cloth on Armature
●Cloth with Animated Vertex Groups
●Cloth with Dynamic Paint
●Using Cloth for Soft Bodies
●Cloth with Wind
https://docs.blender.org/manual/en/latest/physics/cloth/index.html

4. 2018 DrTAD 4
Pixabay. National Bulgarian Flag
https://pixabay.com/bg/%D1%84%D0%BB%D0%B0%D0%B3-%D0%B1%D1%8A%D0%BB%D0%B3%D0%B0%D1%80%D0%B8%D1%8F-
%D0%BE%D1%84%D0%B8%D1%86%D0%B8%D0%B0%D0%BB%D0%B5%D0%BD-%D0%B1%D1%8A%D0%BB
%D0%B3%D0%B0%D1%80%D1%81%D0%BA%D0%B8-1158177/

5. 2018 DrTAD 5
Pixabay. Sky (The Scene)
https://pixabay.com/bg/%D0%BE%D0%B1%D0%BB%D0%B0%D1%86%D0%B8-%D1%81%D0%BB%D1%8A%D0%BD
%D1%86%D0%B5-%D0%BD%D0%B5%D0%B1%D0%B5-%D1%81%D0%B8%D0%BD%D1%8C%D0%BE-%D0%BF
%D1%80%D0%B8%D1%80%D0%BE%D0%B4%D0%B0%D1%82%D0%B0-429228/

6. 2018 DrTAD 6
Importing & Scaling
●
● Imported National Bulgarian Flag. 1. File > Import > Images as Planes
(activated add-on). 2. Scaling („S“ Key)

7. 2018 DrTAD 7
Subdividing
●
● Edit Mode (Viewport Shading: Material). Tools: Mesh Tools > Add:
Subdivide

8. 2018 DrTAD 8
Fixing Edges
● Edit Mode. > Object Data > Vertex Groups > Add a new vertex group
(„+“); Selected Edges (On image) and Assign (Weight 1)

9. 2018 DrTAD 9
Physics. Cloth Parameters
Physics. Cloth Parameters: Cloth: Presets: Silk, Pinning & Group; Cloth
Collision: Self Collision, Quality: 3, 2.

10. 2018 DrTAD 10
Simulation – Preview
●
● Object Mode & Play

11. 2018 DrTAD 11
Modify Mesh Geometry
●
● Edit Mode. Manually modifying mesh edges.

12. 2018 DrTAD 12
Adding Column
●
● Adding column: Manually

13. 2018 DrTAD 13
Adding Force Field: Wind
●
● Object Mode. Add > Force Field > Wind

14. 2018 DrTAD 14
Field Parameters
●
● Field parameters: Manually

15. 2018 DrTAD 15
Field Parameters
●
● Force Fields: Type: Wind, Strength: 5000

16. 2018 DrTAD 16
Blender Animation – Frames
●
● Flag Physics: Cloth Cache: Frames 1 - 1535

17. 2018 DrTAD 17
Scene & Display
●
● Adding Scene (Sky) and Display: Frame Range: 35 – 1535

18. 2018 DrTAD 18
Frame Preview
●
● Render frame preview

19. 2018 DrTAD 19
Blender Animation – The Result
●
● The result. (I-net link:
● https://www.youtube.com/watch?v=CNhvpbmQzfA&feature=youtu.be)

20. 2018 DrTAD 20
References
●Blender Software
https://www.blender.org/
●Modern accessible application of the system Blender in 3D design practice.
https://www.researchgate.net/publication/312033613_Modern_accessible_application_of_the_syste
m_Blender_in_3D_design_practice
●Blender Animation - Introduction
https://docs.blender.org/manual/en/dev/animation/introduction.html
●Cloth Simulations
https://docs.blender.org/manual/en/latest/physics/cloth/index.html
●Pixabay. National Bulgarian Flag
https://pixabay.com/bg/%D1%84%D0%BB%D0%B0%D0%B3-%D0%B1%D1%8A%D0%BB
%D0%B3%D0%B0%D1%80%D0%B8%D1%8F-%D0%BE
%D1%84%D0%B8%D1%86%D0%B8%D0%B0%D0%BB%D0%B5%D0%BD-%D0%B1%D1%8A
%D0%BB%D0%B3%D0%B0%D1%80%D1%81%D0%BA%D0%B8-1158177/
●Pixabay. Sky.
https://pixabay.com/bg/%D0%BE%D0%B1%D0%BB%D0%B0%D1%86%D0%B8-
%D1%81%D0%BB%D1%8A%D0%BD%D1%86%D0%B5-%D0%BD%D0%B5%D0%B1%D0%B5-
%D1%81%D0%B8%D0%BD%D1%8C%D0%BE-%D0%BF%D1%80%D0%B8%D1%80%D0%BE
%D0%B4%D0%B0%D1%82%D0%B0-429228/
●The Result. YouTube. DrTAD Blender software. Animation - National Bulgarian Flag
https://www.youtube.com/watch?v=CNhvpbmQzfA&feature=youtu.be