YCAM Workshop Part 2

2007.12.22-23

YCAM #2
HELLO!!

2 1 14:40 15:00
•
•
• LED

•
– 2
– GND
– V

• 1,000 1kΩ
• 1,000,000 1MΩ
• 1,000
1
1mA
• 1,000,000
1
50µA

LED

• LED
20mA
•
•
•

V =I ×R

• V V
• I A
• R Ω

− LED = LED ×R

R

− LED
R=
LED

5.0V LED 1.8V 10mA

5 − 1.8 3.2
R= = =
0.01 0.01

2 2 15:00 15:20
Processing
•
•
•

Processing
• Processing Development Environment
• Sketch
• Display Window

Processing 1

1

// 1
void setup()
{
// Display Window
size(200, 200);
}

//
void draw()
{
//
background(255, 255, 255);
}

Processing 2

2

PFont myFont; //

void setup()
{
size(200, 200);

myFont = loadFont(quot;HelveticaNeue-32.vlwquot;); //
textFont(myFont, 32); //
}

void draw()
{
background(120, 120, 120);

text(quot;Hello!!quot;, 15, 50); //
}

2 3 15:20 16:30
Funnel
• Gainer I/O
•
• LED
•

Funnel Gainer I/O
1. Funnel Server
2. I/O LED
3. I/O LED

Funnel

3 I/O LED

import processing.funnel.*;

Gainer gainer;

void setup()
{
size(200, 200);
frameRate(30);
gainer= new Gainer(this, Gainer.MODE1);
gainer.autoUpdate = true;
}

void draw()
{
background(100);
}

Funnel

4 I/O LED

void mousePressed()
{
gainer.led().value = 1.0;
}

void mouseReleased()
{
}

Funnel

5 I/O LED

import processing.funnel.*;

Gainer gainer;

void setup()
{
size(200, 200);
frameRate(30);
gainer= new Gainer(this, Gainer.MODE1);
gainer.autoUpdate = true;
}

void draw()
{
background(100);
}

Funnel

6 I/O LED

void gainerButtonEvent(boolean pressed)
{
if (pressed) {
} else {
}
}

Funnel Gainer I/O
2
• dout 0 1 2
– LED
–
• aout 0 255 256
– LED
–

Funnel

7 aout 0 LED

void setup()
{
...
osc = new Osc(this, Osc.SQUARE, 1.0, 0);
osc.serviceInterval = 30;
osc.addEventListener(Osc.UPDATE, quot;oscUpdatedquot;);
}

void oscUpdated(Osc osc)
{
gainer.led().value = osc.value;
}

Funnel

8 aout 0 LED

void risingEdge(PortEvent e)
{
if (e.target.number == gainer.button) {
osc.reset();
osc.start();
}
}

void fallingEdge(PortEvent e)
{
if (e.target.number == gainer.button) {
osc.stop();
}
}

Funnel Gainer I/O
2
• din 0 1 2
–
–
• ain 0 255 256
–
–

Funnel ain 0
1. SimpleScope
2.
3. ain 1
4.

Funnel
1. Topics/Fractals and L-Systems/Tree
2.
3. Funnel
4. mouseX ain 0

Funnel ain 0
1. Tree

2. SimpleScope
3. Scaler
4.

Funnel ain
1. SimpleScope
2. 3
3. x, y, z
•
•

Funnel
1.
2. SimpleScope
3. -1 +1
4. sin

2 16:30 17:00
• LED
9 analogInput(0) SetPoint

void setup()
{
...
gainer.analogInput(0).filters = filters;
...
}

void risingEdge(PortEvent e)
{
if (e.target.number == gainer.analogInput[0]) {
...
}
}

3 17:00 18:00
1. 30
2. 1

YCAM Workshop Part 2

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