This site requires JavaScript, please enable it in your browser!

Discussions

You need to login to take part

Current Discussions

Help Me Please :(

By iban, with 3 replies.
Last reply by iban, over 8 years ago:

oh very difficult. my project already post you can see that. i want open stage 2 if score stage 1 >= 200 and same for next stage. my logic if stage 2 >= 200 than image stage 3 in World is changed to new image :(

How to link to a boolean from an actor, in the world?

By AndreasAagaard, with 5 replies.
Last reply by danpost, over 8 years ago:

AndreasAagaard wrote...

Ok, i changed that, but what i have to use it for is this code <Code Omitted> This does not happen when the game ends. Why?

Show the act method within the class that line is in.

I have a problem of not matching version.....So the world has not opened.

By MadhavSapkota, with 1 reply.
Replied to by danpost, over 8 years ago:

MadhavSapkota wrote...

I have tried to open the project of greenfoot done by friends in their own version . But while opening in my different version the world has a problem in starting.And the system shows you have to fixed manually,but I have not any idea.How to solve??Please help

You will have to post the entire world class code here and also give what version of greenfoot you are using.

Upload a Greenfoot project to a website (not applet)

By Avlio, with no replies.

Now that browsers ignore applets, is there any way that I can upload my project to a personal website? Can I export it or "convert" it to a web app and how?

Score ins nächste level Übertragen

By Viro, with no replies.

Hallo, ich hab ein Spiel wo es ein Score gibt, der soll wenn das nächste Level erreicht wird beibehalten werden. Außerdem sollte er auch bei drücken der Reset taste zurückgesetzt werden. Vielen dank für eure Hilfe Grüße Viro <Code Omitted>

Null Pointer Exception Strikes Again!

By boilboil, with 3 replies.
Last reply by danpost, over 8 years ago:

boilboil wrote...

the problem now is that the object does not actually move to my mouse. It just sits there. Do you know why it doesn't seem to move?

Does 'dx' have a value (other than zero, its default value) set to it? What value should it be? When should it have a value? Looks to me like you are trying to have the Paddle object move horizontally toward the mouse at a given rate (which probably is the value that 'dx' should be set to). If that is the case, then you do not need a condition on moving -- just on the setting of 'x', the x-coordinate of the mouse:

What must I write that I can't only hold the buttum and do nothing so that the Player alwyas jumps??

By Timon, with 10 replies.
Last reply by Timon, over 8 years ago:

Thanks I have it.

Error message on startup

By ggongwer, with no replies.

Hello, I have just recently started getting the error message below whenever I open a scenario. The programs still work, and seem to run just fine; it is just annoying more than anything. Does anyone know what is happening to cause this? Thanks. ######################################## clBuildProgram() failed (-11) for kernel (_CIClampToAlpha (blendWithAlphaMask _CIBlack)). ######################################## clBuildProgram() failed (-11) for kernel (_CIClampToAlpha (blendWithAlphaMask _CIBlack)).

Background

By seanpham189, with 1 reply.
Replied to by Super_Hippo, over 8 years ago:

If you don't have a program to have transparent pixels, you can also do it in Greenfoot: <Code Omitted> Then you can do this

java.lang.IllegalStateException: Actor not in world error

By greenlemon, with 1 reply.
Replied to by Super_Hippo, over 8 years ago:

Line 18 creates a new (!) TargetBoard object. This is not the one which is in your world. Remove line 18 and try this instead of line 26: <Code Omitted>

No suitable constructor found for GreenfootImage

By Raavi, with 1 reply.
Replied to by Super_Hippo, over 8 years ago:

The constructor you are searching for needs another argument, the background color.

A Question from Greenfoot newbie

By Gulliver, with 5 replies.
Last reply by Gulliver, over 8 years ago:

Thanks a lot for the answers, The problem was resolved once I registered the new method in the act(). I think it is part of being a newbie. Next question I hope not to be as silly as this first one

Splitting objects, creating new objects when others are destroyed?

By icantstudy995, with 2 replies.
Last reply by icantstudy995, over 8 years ago:

How do I create and add smaller asteroids before destroying the big one and the bullet? // edit I fixed it by switching around the line order. Thanks alot!!

act() IOException problem

By Casper, with 2 replies.
Last reply by Casper, over 8 years ago:

How I make the hitting box smaller?

By Timon, with 7 replies.
Last reply by Timon, over 8 years ago:

Thanks I have done it.

362

X