mirror of
https://github.com/processing/processing4.git
synced 2026-01-29 19:31:16 +01:00
31 lines
648 B
Plaintext
31 lines
648 B
Plaintext
/**
|
|
* LoadFile 1
|
|
*
|
|
* Loads a text file that contains two numbers separated by a tab ('\t').
|
|
* A new pair of numbers is loaded each frame and used to draw a point on the screen.
|
|
*/
|
|
|
|
String[] lines;
|
|
int index = 0;
|
|
|
|
void setup() {
|
|
size(200, 200);
|
|
background(0);
|
|
stroke(255);
|
|
frameRate(12);
|
|
lines = loadStrings("positions.txt");
|
|
}
|
|
|
|
void draw() {
|
|
if (index < lines.length) {
|
|
String[] pieces = split(lines[index], '\t');
|
|
if (pieces.length == 2) {
|
|
int x = int(pieces[0]) * 2;
|
|
int y = int(pieces[1]) * 2;
|
|
point(x, y);
|
|
}
|
|
// Go to the next line for the next run through draw()
|
|
index = index + 1;
|
|
}
|
|
}
|