2 Gml: Gamemaker Studio

// Create a struct var player_stats = { level: 5, hp: 100, attack: function(enemy) { enemy.hp -= 10; } }; // Call the function inside the struct player_stats.attack(some_enemy); You can now write true Object-Oriented GML.

So, open GameMaker, create a new Object, open the Create Event, and type:

If you have ever dreamed of creating a video game but felt intimidated by the steep learning curve of C++ or the bloat of Unity, GameMaker Studio 2 (GMS2) is likely on your radar. However, to truly unlock the power of this engine, you cannot rely solely on Drag and Drop (DnD). You need GML . gamemaker studio 2 gml

// Create new instances var my_card = new Card("Hearts", "Ace"); show_debug_message(my_card.get_name()); // Output: Ace of Hearts When you hit "Run" in GameMaker, you are using the Virtual Machine (VM) . It is fast for development but relies on the runner executable to interpret your bytecode.

// Accessing value = map[1][2]; // Returns 1 Structs are GML’s version of JSON-like objects. They are lightweight and perfect for save files or stat containers. // Create a struct var player_stats = {

Never use obj_enemy.x to get a single value if there are multiple enemies (which one?). Use with or instance_nearest() instead. Part 4: Data Structures & Arrays (Post 2.3 Update) The 2.3 update modernized GML significantly. Gone are the clunky legacy functions ( ds_list_add ). We now have real arrays and structs. Arrays Arrays can be mixed-type and nested.

function Card(_suit, _value) constructor { suit = _suit; value = _value; static get_name = function() { return string(value) + " of " + suit; } } You need GML

// Make every enemy in the room explode with (obj_enemy) { instance_destroy(); effect_create_above(ef_explosion, x, y); } // Make all enemies run toward the player with (obj_enemy) { move_towards_point(obj_player.x, obj_player.y, 2); }