Lua scripting

src/main.rs

@@ -1,5 +1,6 @@
 mod device;
 mod model;
+mod scripting;
 
 #[macro_use]
 extern crate glium;
@@ -7,6 +8,8 @@ extern crate nalgebra_glm as glm;
 
 use model::Model;
 
+use scripting::{ ScriptLang, Lua };
+
 fn main() {
     use glium::{glutin, Surface};
     
@@ -29,6 +32,9 @@ fn main() {
 
     let model = Model::new(&display, "Box.glb");
 
+    let mut script_lang = Lua::new();
+    script_lang.init();
+
     events_loop.run(move |ev, _, control_flow| {
 	if device_manager.is_pressed(&device::Key::W) {
 	    offset += 0.001;

src/scripting.rs

@@ -0,0 +1,32 @@
+extern crate hlua;
+
+use hlua::Lua as LuaContext;
+
+pub trait ScriptLang {
+    fn init(&mut self);
+    fn update(&mut self, delta: f32);
+}
+
+pub struct Lua {
+    ctx: LuaContext<'static>,
+}
+
+impl Lua {
+    pub fn new() -> Self {
+	Lua {
+	    ctx: LuaContext::new(),
+	}
+    }
+}
+
+impl ScriptLang for Lua {
+    fn init(&mut self) {
+	self.ctx.openlibs();
+	//self.ctx.execute::<()>("print(\"Hello!\")").unwrap();
+	self.ctx.execute_from_reader::<(), std::fs::File>(std::fs::File::open(&std::path::Path::new("main.lua")).unwrap()).unwrap();
+    }
+
+    fn update(&mut self, delta: f32) {
+	todo!();
+    }
+}