Oh, that naughty sketch! Please let us know what the issue is below.
Apply Template
Applying this template will reset your sketch and remove all your changes. Are you sure you would like to continue?
Report Sketch
Report Comment
Please confirm that you would like to report the comment below.
We will review your submission and take any actions necessary per our Community Guidelines. In addition to reporting this comment, you can also block the user to prevent any future interactions.
Please report comments only when necessary. Unnecessary or abusive use of this tool may result in your own account being suspended.
Are you sure you want to delete your sketch?
Any files uploaded will be deleted as well.
Delete Comment?
This will also delete all the replies to this comment.
Delete this tab? Any code in it will be deleted as well.
Select a collection to submit your sketch
We Need Your Support
Since 2008, OpenProcessing has provided tools for creative coders to learn, create, and share over a million open source projects in a friendly environment.
Niche websites like ours need your continued support for future development and maintenance, while keeping it an ad-free platform that respects your data and privacy!
Please consider subscribing below to show your support with a "Plus" badge on your profile and get access to many other features!
Mouse-clicks
CC Attribution ShareAlike
Trailing Deque [Java/Pjs]
xxxxxxxxxx
/**
* Trailing Deque (v4.0.0) [Java/Pjs]
* by Quarks (2013/Feb)
* for Rialobran
* mod GoToLoop
*
* https://Forum.Processing.org/two/discussion/3864/
* how-to-draw-multiple-user-defined-lines#Item_3
*
* https://www.OpenProcessing.org/sketch/878488
* https://Bl.ocks.org/GoToLoop/571eaa4797963ffbacdd706542c30637
*/
import java.util.Queue;
import java.util.ArrayDeque; // not needed anymore
static final boolean JAVA = 1/2 != 1/2.;
static final byte MAX_TRAIL_POINTS = 5;
final Queue<PointXY> trails = new ArrayQueue<PointXY>(MAX_TRAIL_POINTS);
//final Queue<PointXY> trails = new ArrayDeque<PointXY>(MAX_TRAIL_POINTS);
static final color BG = 0350;
static final short FPS = 30;
static final String GFX = JAVA2D; // use JAVA2D, FX2D or P2D
void setup() {
size(800, 600, GFX);
frameRate(FPS);
noLoop();
stroke(PointXY.FG);
strokeWeight(PointXY.BOLD);
}
void draw() {
background(BG);
PointXY tt = trails.peek();
for (final PointXY t : trails) tt = t.lineXY(tt);
if (JAVA) println(trails);
else { // Pjs doesn't implement ArrayList::toString()
for (final PointXY xy : trails) print(xy);
println("\n");
}
}
void mousePressed() {
trails.add( trails.size() == MAX_TRAIL_POINTS
? trails.remove().setXY(mouseX, mouseY)
: new PointXY(mouseX, mouseY) );
redraw();
}
See More Shortcuts