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Fingertip-shadow for Fingertip-shadow for

Fingertip-shadow for - PowerPoint Presentation

giovanna-bartolotta
giovanna-bartolotta . @giovanna-bartolotta
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Uploaded On 2016-10-20

Fingertip-shadow for - PPT Presentation

click dbclick and drag on a wall Background Touch Panel The position you have touched is detected by the sensor embedded in the surface Screen If sensors cannot be embedded in the surface what alternative way is available ID: 478450

fingertip screen shadow click screen fingertip click shadow clickin touching drag clickout touched move cam application map instantly camera

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Presentation Transcript

Slide1

Fingertip-shadow for

click, db-click, and drag on a wallSlide2

Background

- Touch Panel -

The position you have touched is detected

by the sensor embedded in the surface.Slide3

- Screen -

If sensors cannot be embedded in the surface, what alternative way is available

?

Background

- Projector -Slide4

- Cam -

- Cam 2 -

- Cam 1 -

Use two cameras Use one camera

Touched!!

Touched!!

Background

Touching is not detected

instantly

Touching is detected

instantlySlide5

- Cam -

- Projector -

- Screen -

We use ONE camera to determine instantly

if a fingertip has touched a screen.

Aim of this study

Touched!!Slide6

Fingertip shadow in touching a screen

When a fingertip is

not on the screen,

When a fingertip is

on the screen,Slide7

Fingertip is NOT on the screen

- Screen -

Fingertip is on the screen

- Screen -

Fingertip shadow in touching a screenSlide8

When do clickin, clickout, and move occur ?

Fingertip shadow in touching a screen

clickin

clickout

moveSlide9

Fingertip shadow in touching a screen

click, db-click, and drag are formed

by clickin, clickout, and move.

click

clickin+clickout

click

db-click

clickin+clickout

+clickin+clickout

db-click

drag

drag

clickin+moveSlide10

Look of our system

     

Framework of our system

Camera

Projector

Screen

ApplicationSlide11

Map View

Application

Zooming in, scrolling,

and zooming out a map

A user is allowed to manipulate a map by touching.Slide12

Application

Writing “Hello!”

MS PaintSlide13

Fingertip-shadow for

click, db-click, and drag on a wall

We focused on

fingertip shadow

in order to

determine if the fingertip has touched a screen.

We built a system providing

click, db-click,

and drag.

We applied the system to two applications.

Conclusions