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Game Maker Global Variables Not Working

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game-mechanics share|improve this question asked Apr 10 '11 at 3:07 user6629 2 for (i=100000; i<1000000; i+=1) if (instance_exists(i)) if (i.object_index == enemy) // ... View/set parent page (used for creating breadcrumbs and structured layout). You won't be able to vote or comment. 123Resolved"Variable not set before reading it" Yes... If the problem is something else, Have your object check if game_obj exists with this code if instance_exists(game_obj) { font = game_obj.minecraft12 } permalinkembedsavegive gold[–]Good ol' order of operations problemsdamimp 0 points1 http://xhpcreations.com/game-maker/game-maker-unexpected-error-occurred-while-running-the-game.html

Check out how this page has evolved in the past. share|improve this answer answered Aug 11 '11 at 22:01 Rusky 1012 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign It's marvellous. Yal, Jul 15, 2016 #18 (You must log in or sign up to reply here.) Show Ignored Content Share This Page Tweet Your name or email address: Do you already have

Game Maker Global Variables Not Working

In obj_setting I have a create event that sets the variable res_setting = 1; . PS: Thank you for providing the information that you did; many people don't give specifics when asking for help, so any information included with your request for help is greatly appreciated Is res_setting set as a "var"? A create event starts at the moment of an objects creation, after an objects creation event is done, THEN the next object in the room and its variables are created.

Obviously when I sent this person the code, I didn't know the exact coordinates of the object or what the person necessarily wanted it to do. Variables initialized without var or globalvar only apply for the object it was defined in. permalinkembedsaveparentgive gold[–]Rakqoi 1 point2 points3 points 4 years ago(2 children)Keep in mind when working with keyboard checks letter and number keys are ord('A') and not just 'A'. Game Maker Initialize Variables The solution is at this web address: [http://gmc.yoyogames.com/index.php?showtopic=630869] page revision: 17, last edited: 01 Aug 2014 00:02 Edit Tags Discuss (0) History Files Print Site tools +Options Edit Sections Append Edit

Change the name (also URL address, possibly the category) of the page. Game Maker Check If Variable Exists permalinkembedsavegive gold[–]still a bad GML'erHalcionCyanide 0 points1 point2 points 7 months ago(0 children)A quick google search has shown me: http://gmc.yoyogames.com/index.php?showtopic=424417 Check if the object exists in the room i guess? Log in or Sign up GameMaker Community Forums > GameMaker > Programming > This site uses cookies. No, create an account now.

Programming Error: Unknown Variable Discussion in 'Programming' started by Nek0Slime, Jul 15, 2016. Game Maker Not Set Before Reading It While variables such as: speed direction x y gravity gravity_direction hspeed vspeed are automatically defined in Game Maker, any variable that one creates manually within the game is not automatically initialized. I declared it in the create event and stated its value, but GM still counts the variable as unknown when I press the key. However, game_obj and its variable have not been created yet.

Game Maker Check If Variable Exists

The person would have to write the necessary code in place of that commented line. http://forum.yoyogames.com/index.php?threads/programming-error-unknown-variable.2223/ is a bad way to iterate over all the instances of a type- just use with (enemy) // ... –Rusky Aug 11 '11 at 21:56 add a comment| 2 Answers 2 Game Maker Global Variables Not Working Why did my electrician put metal plates wherever the stud is drilled through? Variable Not Set Before Reading It Nek0Slime, Jul 15, 2016 #6 guadalcanal Member Joined: Jun 22, 2016 Posts: 32 X and Y will be automatically incremented by the variables hspeed and vspeed.

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How can I make LaTeX break the word at the end of line more beautiful? During a boss fight, the player gets hit with a projectile attack launched from the boss and dies. Not the answer you're looking for? this contact form You can avoid this by putting the create code of the game_obj in to an user event instead of the create event and run it when you create the object.

Search for: Recent Posts IWBTG Fangames: Why They Just Don't Make The CutAnymore Game #4: I Wanna Be LikeBrisulph Game #3: DetonationZone How I Code Lesson #4: Common Mistakes With ImportedCode Game Maker Variables Post Template Promotional content must adhere to the Community Contribution Expectations Content must be appropriately flaired at the time of submission community() Conversation /r/gamemaker sponsors three chat-rooms: IRC, Skype group conversation, I expected that this person would read the code I gave and notice that ## stood for a numerical value which one would ACTUALLY HAVE TO WRITE IN PLACE OF THE

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Specifically, after I tried adding virtual keys... All rights reserved.REDDIT and the ALIEN Logo are registered trademarks of reddit inc.πRendered by PID 32101 on app-557 at 2016-10-17 01:40:13.283659+00:00 running 57dd115 country code: DE. HERE IS THE SOLUTION TO THAT PROBLEM: if instance_exists(player) { direction = point_direction(x, y, player.x, player.y); } The above code provides a buffer such that if there is no player object, Gamemaker Global Variables Try encapsulating the code and see if it works now.

A quick fix for that is to initialize the variable name at the very start like this: newVariable = 0; if x > 100 {newVariable = 25;} else if x > Can I release a pattern without releasing the whole held expression? subreddit_guidelines() Content that does not follow the subreddit guidelines is subject to deletion, so please do your best to follow them. navigate here permalinkembedsaveparentgive gold[–]falconfetus8 1 point2 points3 points 4 years ago(1 child) I took away the var proper_key; from the Create event and all of a sudden it works perfectly.

Instead of looping through an array full of potentially-gone instance ids, you should use with: var hv; hv = -1 with (enemy) { if (range > hv) hv = range } Scheduled content Schedule Content Summary Monday Quick Questions Ask questions, ask for assistance or ask about something else entirely. Karger's Algorithm question How to deal with sewage on a map with no water anywhere When casting a cube spell on a hex grid do you pick a honeycomb for origin A new game was launched and its first object was created, whose object_index was object0.

Ex: var res_setting; res_setting = value; If so, remove var. Create Event var proper_key; proper_key = (vk_left); Step Event if keyboard_check_pressed(proper_key) { sprite_index = spr_note alarm[0] = 3 } I want my object to work like this: if I press the Simply remove this line. What (combination of) licenses is popular for public/shared proprietary software (“Feel free to contribute, but only we can make commercial use”)?

Then take a stab at these creative challenges. Wednesday Game Design & Development Discuss game design and game development. My game_obj is the first object to be initialised in the room (according the the room's Instance Order) I AM using an if_instance_exists(game_obj) check and I still get the error, so Notify administrators if there is objectionable content in this page.

If before, it's crashing because the variable doesn't exist. Take a look at the following example. permalinkembedsavegive gold[–]mmm27[S] 0 points1 point2 points 4 years ago(1 child)ERROR in action number 1 of Collision Event with object obj_beat for object obj_red_bumper: Error in code at line 1: if keyboard_check_pressed(proper_key) ^ at Documentation Forum Login Home > Forum > Bug reports > Unknown variable bug Unknown variable bug Posted by danjyman When I type my login details and press login it comes up

The gm(48) is a casual, fun game jam that helps you to learn and grow as a developer. No, it isn't always a good habit. more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Science If you are certain you have len as a variable, then can you show where you have defined it?

FrostyCat, Jul 15, 2016 #5 Nek0Slime Member Joined: Jul 15, 2016 Posts: 9 ah that works, but my speed is twice as fast than what is intended of my character! created by Clay_Pigeona community for 7 yearsmessage the moderatorsMODERATORSCajoledFollow me on Twitter @tehwaveAutoModeratorHappyHonuRohbertoLabRattoothsoupusername303hypnozizzizGood ol' order of operations problemsdamimpabout moderation team »discussions in /r/gamemaker<>X65 points · 10 comments GMLive - test GML right in your browser!· 3 comments The 20th Can I release a pattern without releasing the whole held expression? The instance exists, but the variable is not yet set.