Home > Cannot Make > Cannot Make Static Reference To Non-static Method Processing

Cannot Make Static Reference To Non-static Method Processing

Instance (non-static) methods work on objects that are of a particular type (the class). It is developed by a small team of volunteers. © Info \ Powered by Vanilla. in Programming Questions • 2 years ago I am trying to make a battle senario like the ones in RPG's such as final fantasy or pokemon. Join them; it only takes a minute: Sign up cannot make a static reference to the non-static field up vote 6 down vote favorite 3 I apologize ahead of time if Check This Out

Any way to color lines in a Line command? I wish someday Processing docs will be so good as the rest of the framework Leave a comment on PhiLho's reply Change topic type Topic Type : Discussions Questions No of Of course, methods that would act upon an instantiated canvas (JFrame & PGraphics) gotta be non-static! ;) Sign In or Register to comment. This is my source code.

The second "possible duplicate" matches your title string very closely, and directly answers your question. run methods on a layer created by P... What physical evidence exists that shows motor proteins "walking" within a cell?

share|improve this answer answered Jul 15 '12 at 12:14 Keppil 34k64478 add a comment| up vote 3 down vote You can't access the method fxn since it's not static. I know what the error does mean (in fact it means your calling a method on a class, which is possible only if the method is specified as static) but before Processing Forum Recent Topics All Forums Move this topic Forum : Share your WorkProgramming QuestionsCore Library QuestionsContributed Library QuestionsAndroid ProcessingProcessing with Other LanguagesIntegration and HardwareLibrary and Tool DevelopmentEvents and OpportunitiesGeneral Discussion Non-Static members (like your fxn(int y)) can be called only from an instance of your class.

But it only could draw on spell to the same time. How to reject an interview if there is some possible future collaboration? Why are LEDs in my home unaffected by voltage drop? https://forum.processing.org/topic/cannot-make-a-static-reference One can also refer to static fields with an object reference like myObject.staticMethod() but this is discouraged because it does not make it clear that they are class variables. ... =

That's why it gives compile time error if you are referencing a static variable from non-static method. Then you call the methods like: player.Display(); This allows, for example, to have several distinct monsters. share|improve this answer edited Mar 6 at 21:17 josliber♦ 31.5k93677 answered Jun 5 '14 at 21:22 Vivek Vermani 1,385532 add a comment| up vote 0 down vote Just write: private static I'm getting the "Cannot make a static reference to the non-static method" error, and was wondering if someone could help me with it.

in the onCreate method); Make it a local variable in the place of actual usage. https://processing.org/discourse/beta/num_1273006064.html so the withdraw should be more like public void withdraw(double withdrawAmount) { balance -= withdrawAmount; } Of course depending on your problem you could do additional validation here to prevent negative Help with Object Oriented Programmi... If you didn't find it, you didn't look properly.

Moving a member function from base class to derived class breaks the program for no obvious reason Execute bash script from vim Adverb for "syntax" Can Egyptian citizen visit Armenia on his comment is here Lie Ryan YaBB Newbies Offline Posts: 26 Re: Static reference Reply #2 - May 4th, 2010, 2:52pm You need to create an instance of Bluetooth class and access the .drawAllBluetoothStuff() Not the answer you're looking for? If you look at the source code for PApplet you will find that the println method is declared as static (line 4601) but the ellipse method is not (line 12163) GoToLoop

To understand why, you have to understand the difference between the two. PApplet.println("this works"); However, PApplet.ellipse(....); or PApplet.rect(....); does not work, due to error: "Cannot make a static refrence to a non-static method" Anyone have any ideas? It works great now. this contact form If one supplier has delayed your project schedule should the other suppliers on the project be alerted to the new timeline?

Processing was initiated by Ben Fry and Casey Reas. public static void main(String[] args) { Account account = new Account(1122, 20000, 4.5); account.withdraw(2500); account.deposit(3000); and: public void withdraw(double withdrawAmount) { balance -= withdrawAmount; } public void deposit(double depositAmount) { balance GoToLoop April 2014 edited April 2014 Answer ✓ In order to access a PApplet member, we gotta use some instance reference of it.

And I appreciate your offer to fix my issue, but I know how to fix it (leaving Container as non static and creating an instance in setup()).

String usedspell = "boom"; void mouseClicked() { Spellcast.doit(usedspell); } class Spellcast { ArrayList spells; Spellcast(String usedspell) { if (usedspell == "boom") { println(usedspell); } } void doit(String usedspell) { Tank-Fighting Alien Why is looping over find's output bad practice? detect what keys are currently held... But i'm a bloody beginner, therefore I don't quite understand the error-message : Cannot make a static reference to the non-static method doit(String) from the type Project.Spellcast I just copied a

gawk inplace and stdout I just started my first real job, and have been asked to organize the office party. Leave a comment on PhiLho's reply Change topic type Topic Type : Discussions Questions No of days : 1 2 3 4 5 6 7 8 9 10 11 12 13 Browse other questions tagged java compiler-errors static-methods or ask your own question. navigate here Use of keyPressed to call new sates...

If it isn't right, can someone tell me an easy way to paste multiple lines of code at once? Can I use that to take out what he owes me? You need to understand when the two can be used. –Preet Sangha Feb 11 '11 at 13:18 when i add the line "Constants notifications_values = new Constants(); to my Loading...

Leave a comment on amnon.owed's reply Change topic type Topic Type : Discussions Questions No of days : 1 2 3 4 5 6 7 8 9 10 11 12 13 PApplet.println("this works"); lotlotlotlotlot April 2014 However, PApplet.ellipse(....); or PApplet.rect(....); does not work, due to error: "Cannot make a static refrence to a non-static method" Anyone have any ideas? Leave a comment on GoToLoop's reply PhiLho Re: "Cannot make a static reference to the non-static method" Error 6 months ago astars[i] = astar.drawastar (); drawastart() doesn't return a value, and So either you change the method to: public static int fxn(int y) { y = 5; return y; } or change the code in main to: Two two = new Two();

Food food = new Food(); food.addFood(mouseX, mouseY); Leave a comment on benja's reply PhiLho Re: Cannot make static reference to non-static error when placing a class at mouseX 1 year ago It is possible to define metric spaces from pure topological concepts without the need to define a distance function? gawk inplace and stdout Did a thief think he could conceal his identity from security cameras by putting lemon juice on his face? account.withdraw(balance, 2500); This line can't work , since "balance" is an instance variable of Account.