initial commit: template

1 files changed, 46 insertions, 0 deletions

diff --git a/rust/src/game.rs b/rust/src/game.rs
new file mode 100644
index 0000000..ece5a54
--- /dev/null
+++ b/rust/src/game.rs
@@ -0,0 +1,46 @@
+use gdnative::api::*;
+use gdnative::prelude::*;
+
+/// The Game "class"
+#[derive(NativeClass)]
+#[inherit(Spatial)]
+#[register_with(Self::register_builder)]
+pub struct Game {
+    name: String,
+}
+
+// __One__ `impl` block can have the `#[methods]` attribute, which will generate
+// code to automatically bind any exported methods to Godot.
+#[methods]
+impl Game {
+    // Register the builder for methods, properties and/or signals.
+    fn register_builder(_builder: &ClassBuilder<Self>) {
+        godot_print!("Game builder is registered!");
+    }
+
+    /// The "constructor" of the class.
+    fn new(_owner: &Spatial) -> Self {
+        godot_print!("Game is created!");
+        Game {
+            name: "".to_string(),
+        }
+    }
+
+    // In order to make a method known to Godot, the #[export] attribute has to be used.
+    // In Godot script-classes do not actually inherit the parent class.
+    // Instead they are "attached" to the parent object, called the "owner".
+    // The owner is passed to every single exposed method.
+    #[export]
+    unsafe fn _ready(&mut self, _owner: &Spatial) {
+        // The `godot_print!` macro works like `println!` but prints to the Godot-editor
+        // output tab as well.
+        self.name = "Game".to_string();
+        godot_print!("{} is ready!", self.name);
+    }
+
+    // This function will be called in every frame
+    #[export]
+    unsafe fn _process(&self, _owner: &Spatial, delta: f64) {
+        godot_print!("Inside {} _process(), delta is {}", self.name, delta);
+    }
+}