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Motion Planning consists of finding feasible motions for movable objectsMany applications: robotics, computer graphics, scientific computing, ?InputData describing the robot's shape, articulations, constraintsData describing the shape and configuration of obstacles The robot's start and goal co
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1. VIZMO++A Visualization, Authoring, and Educational Tool for Motion Planning
2. Algorithmic Motion Planning
3. Algorithmic Motion Planning: Input 4
MultiBody Active
1
FreeBody 0 small_robot.g 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000
Connection
0
MultiBody Pasive
1
FixedBody 0 tunnel.g 0.000000 0.000000 0.000000 0.000000 0.000000 0.000000
Connection
0
MultiBody Pasive
1
FixedBody 0 block.g 16.000000 13.000000 0.000000 0.000000 0.000000 0.000000
Connection
0
MultiBody Pasive
1
FixedBody 0 block.g -16.000000 13.000000 0.000000 0.000000 0.000000 0.000000
Connection
0
4. Algorithmic Motion Planning: Output Roadmap Version Number 061300
#####PREAMBLESTART#####
../obprm -cd RAPID -f serial -bbox [0.0,4.0,0.0,4.0,-5.0,14.0] -bbox_scale 1 -lp straightline rotate_at_s
-gNodes OBPRM nodes 400 collPair rT rT shells 1 freePair rT rT -cNodes closest 20 components 5 5
#####PREAMBLESTOP#####
#####ENVFILESTART#####
serial.env
#####ENVFILESTOP#####
#####LPSTART#####
straightline
rotate_at_s 0.5
a_star_distance 6 9
#####LPSTOP#####
#####CDSTART#####
3
vclip
RAPID
PQP
#####CDSTOP#####
#####DMSTART#####
5
scaledEuclidean 0.9
euclidean
minkowski 3 3 0.3333
manhattan
com
#####DMSTOP#####
#####GRAPHSTART#####
89 78 89
0 1.95659 2.51507 -4.62012 0.763875 0.92729 0.307945 0.984243 0.0868963 0.304818 1 -1 -1 2 4 1 122 3 126
1 2.87237 0.864196 -4.5569 0.675137 0.382797 0.266389 0.581803 0.195711 0.873085 1 -1 -1 1 8 1 133
2 2.9388 3.5578 -4.30382 0.115513 0.0309897 0.993182 0.688779 0.297365 0.0481244 1 -1 -1 1 12 1 223
3 3.00148 0.25514 -4.59405 0.0368278 0.900472 0.244192 0.909281 0.937958 0.433103 1 -1 -1 1 0 1 126
4 3.00187 0.345139 -4.55145 0.374121 0.167178 0.795772 0.606054 0.804405 0.825447 1 -1 -1 2 7 1 32 0 1 122
5 0.940853 0.879135 -4.65633 0.334515 0.538076 0.575211 0.163215 0.918796 0.106324 1 -1 -1 2 9 1 230 14 1 260
6 1.4835 3.37686 -4.45324 0.161255 0.324899 0.0697619 0.261815 0.247689 0.382626 1 -1 -1 1 24 1 227
7 2.82442 0.927611 -4.5542 0.226048 0.822072 0.33608 0.898007 0.667324 0.289052 1 -1 -1 3 4 1 32 9 1 219 24 1 251
8 0.34911 1.50508 -4.16536 0.994804 0.295583 0.435455 0.627437 0.361991 0.973598 1 -1 -1 4 1 1 133 13 1 202 24 1 202 23 1 237
9 2.20836 0.059729 -0.339691 0.215222 0.247623 0.330884 0.157593 0.796295 0.400327 2 -1 -1 2 7 1 219 5 1 230 ... ...
#####GRAPHSTOP#####
5. Motivation Meaningful visualizations and interfaces to
Illustrate
Problems
Solutions
Help in the development and testing of motion planners
Create and modify problem instances
Try queries
Teaching aid
Illustrate how planners model motions in complex problems
Illustrate the many abstractions involved in motion planning
Allow to deal with interesting environments that otherwise may be impossible to access
Illustrate differences and similarities between motion planners
Interactive learning
6. VIZMO++ The major components include:
A user friendly interface
C++, OpenGL and Qt 4
Visualization of the workspace/scene
Visualization of results
generated by motion
planners
Editor for the workspace/scene
Editor for roadmaps
7. VIZMO++ The major components include:
A user friendly interface
Visualization of the workspace/scene
Wired/solid modes
Change colors
Visualization of results
generated by motion
planners
Editor for the workspace/scene
Editor for roadmaps
8. VIZMO++ The major components include:
A user friendly interface
Visualization of the workspace/scene
Visualization of results
generated by motion
planners
path sweep volume
path animation
Editor for the workspace/scene
Editor for roadmaps
9. VIZMO++ The major components include:
A user friendly interface
Visualization of the workspace/scene
Visualization of results
generated by motion
planners
debugging
compare different methods
Editor for the workspace/scene
Editor for roadmaps
10. VIZMO++ The major components include:
A user friendly interface
Visualization of the workspace/scene
Visualization of results
generated by motion
planners
Editor for the workspace/scene
select/translate/rotate/scale
inset/delete objects
check for collision
Editor for roadmaps
11. VIZMO++ The major components include:
A user friendly interface
Visualization of the workspace/scene
Visualization of results
generated by motion
planners
Editor for the workspace/scene
Editor for roadmaps
modify
add
delete
12. Demo
13. Conclusion VIZMO++ is a 3D tool for visualizing and editing motion planning
Environments and Problem Instances
Solutions
Future work includes
allow users to construct articulated robots
support multiple robots
support Constructive Solid Geometry (CSG)
Configuration-space visualization (2D-3D projections)
release the code
14. VIZMO++http://parasol.tamu.edu/groups/amatogroup/research/vizmo++/