extend emulator

src/runner/color3.rs

@@ -0,0 +1,52 @@
+#[derive(Clone,Copy)]
+pub struct Color3{
+	r:u8,
+	g:u8,
+	b:u8,
+}
+impl Color3{
+	pub const fn new(r:u8,g:u8,b:u8)->Self{
+		Self{r,g,b}
+	}
+	pub fn from_float(r:f32,g:f32,b:f32)->Self{
+		Color3{
+			r:(r*255.0) as u8,
+			g:(g*255.0) as u8,
+			b:(b*255.0) as u8,
+		}
+	}
+}
+
+pub fn set_globals(lua:&mlua::Lua,globals:&mlua::Table<'_>)->Result<(),mlua::Error>{
+	let color3_table=lua.create_table()?;
+
+	color3_table.raw_set("new",
+		lua.create_function(|ctx,(r,g,b):(f32,f32,f32)|
+			Ok(ctx.create_userdata(Color3::from_float(r,g,b)))
+		)?
+	)?;
+	color3_table.raw_set("fromRGB",
+		lua.create_function(|ctx,(r,g,b):(u8,u8,u8)|
+			Ok(ctx.create_userdata(Color3::new(r,g,b)))
+		)?
+	)?;
+
+	globals.set("Color3",color3_table)?;
+
+	Ok(())
+}
+
+impl mlua::UserData for Color3{
+	fn add_fields<'lua,F:mlua::UserDataFields<'lua,Self>>(fields:&mut F){
+	}
+	fn add_methods<'lua,M:mlua::UserDataMethods<'lua,Self>>(methods:&mut M){
+	}
+}
+impl<'lua> mlua::FromLua<'lua> for Color3{
+	fn from_lua(value:mlua::prelude::LuaValue<'lua>,_lua:&'lua mlua::prelude::Lua)->mlua::prelude::LuaResult<Self>{
+		match value{
+			mlua::Value::UserData(ud)=>ud.take()?,
+			other=>Err(mlua::Error::runtime(format!("Expected Color3 got {:?}",other))),
+		}
+	}
+}

src/runner/enum.rs

@@ -0,0 +1,17 @@
+#[derive(Clone,Copy)]
+pub struct Enum(pub(crate)rbx_types::Enum);
+
+impl mlua::UserData for Enum{
+	fn add_fields<'lua,F:mlua::UserDataFields<'lua,Self>>(fields:&mut F){
+	}
+	fn add_methods<'lua,M:mlua::UserDataMethods<'lua,Self>>(methods:&mut M){
+	}
+}
+impl<'lua> mlua::FromLua<'lua> for Enum{
+	fn from_lua(value:mlua::prelude::LuaValue<'lua>,_lua:&'lua mlua::prelude::Lua)->mlua::prelude::LuaResult<Self>{
+		match value{
+			mlua::Value::UserData(ud)=>ud.take()?,
+			other=>Err(mlua::Error::runtime(format!("Expected Enum got {:?}",other))),
+		}
+	}
+}

src/runner/instance.rs

@@ -1,5 +1,6 @@
+use mlua::IntoLua;
 use rbx_types::Ref;
-use rbx_dom_weak::WeakDom;
+use rbx_dom_weak::{InstanceBuilder,WeakDom};
 
 use super::vector3::Vector3;
 
@@ -112,6 +113,12 @@ impl Instance{
 				Ok(())
 			})
 		});
+		fields.add_field_method_get("ClassName",|lua,this|{
+			dom(lua,|dom|{
+				let instance=this.get(dom)?;
+				Ok(instance.class.clone())
+			})
+		});
 	}
 	fn composition_add_methods<'lua,T:Referent,M:mlua::UserDataMethods<'lua,T>>(methods:&mut M){
 		methods.add_method("GetChildren",|lua,this,_:()|
@@ -172,13 +179,27 @@ class!(DataModel);
 class_composition!(DataModel,(Instance,DataModel));
 impl DataModel{
 	fn composition_add_fields<'lua,T:Referent,F:mlua::UserDataFields<'lua,T>>(fields:&mut F){
+		fields.add_field_method_get("PlaceId",|lua,this|{
+			Ok(mlua::Value::Nil)
+		});
 	}
 	fn composition_add_methods<'lua,T,M:mlua::UserDataMethods<'lua,T>>(methods:&mut M){
 		methods.add_method("GetService",|lua,this,service:String|
 			dom(lua,|dom|{
 				match service.as_str(){
-					//"Lighting"=>Ok(Lighting::new()),
-					other=>Err::<(),_>(mlua::Error::runtime("Service '{other}' not supported")),
+					"Lighting"=>{
+						let referent=dom.root()
+							.children()
+							.iter()
+							.find(|&&c|
+								dom.get_by_ref(c).is_some_and(|c|c.class=="Lighting")
+							).map(|r|*r)
+							.unwrap_or_else(||
+								dom.insert(dom.root_ref(),InstanceBuilder::new("Lighting"))
+							);
+						Lighting::new(referent).into_lua(lua)
+					},
+					other=>Err::<mlua::Value,_>(mlua::Error::runtime(format!("Service '{other}' not supported"))),
 				}
 			})
 		);
@@ -206,3 +227,18 @@ impl Script{
 		Ok((get_full_name(&context.dom,instance),source))
 	}
 }
+
+class!(Terrain);
+class_composition!(Terrain,(Instance,Terrain));
+impl Terrain{
+	fn composition_add_fields<'lua,T:Referent,F:mlua::UserDataFields<'lua,T>>(fields:&mut F){
+		fields.add_field_method_get("PlaceId",|lua,this|{
+			Ok(mlua::Value::Nil)
+		});
+	}
+	fn composition_add_methods<'lua,T,M:mlua::UserDataMethods<'lua,T>>(methods:&mut M){
+		methods.add_method("FillBlock",|lua,this,_:(super::cframe::CFrame,Vector3,super::r#enum::Enum)|
+			Ok(())//Ok(mlua::Value::Nil)
+		)
+	}
+}

src/runner/mod.rs

@@ -1,5 +1,7 @@
 mod runner;
 
+mod r#enum;
+mod color3;
 mod cframe;
 mod vector3;
 pub mod instance;

src/runner/runner.rs

@@ -28,6 +28,7 @@ fn init(lua:&mlua::Lua)->mlua::Result<()>{
 	//global environment
 	let globals=lua.globals();
 
+	super::color3::set_globals(lua,&globals)?;
 	super::vector3::set_globals(lua,&globals)?;
 	super::cframe::set_globals(lua,&globals)?;