lua: expose FreeFlyCamera

examples/lua-scripting/scripts/test.lua

@@ -77,7 +77,7 @@ function on_update()
         end, Transform
     ) ]]
 
-    world:view(
+    --[[ world:view(
         ---@param c Camera
         function (c)
             c.transform:translate(0, 0.15 * dt, 0)
@@ -86,7 +86,7 @@ function on_update()
 
             return c
         end, Camera
-    )
+    ) ]]
 end
 
 --[[ function on_post_update()

lyra-game/src/scene/free_fly_camera.rs

@@ -1,5 +1,6 @@
 use glam::{EulerRot, Quat, Vec3};
 use lyra_ecs::{query::{Res, View}, Component};
+use lyra_reflect::Reflect;
 
 use crate::{game::App, input::ActionHandler, plugin::Plugin, DeltaTime};
 
@@ -12,7 +13,7 @@ pub const ACTLBL_LOOK_LEFT_RIGHT: &str = "LookLeftRight";
 pub const ACTLBL_LOOK_UP_DOWN: &str = "LookUpDown";
 pub const ACTLBL_LOOK_ROLL: &str = "LookRoll";
 
-#[derive(Clone, Component)]
+#[derive(Clone, Component, Reflect)]
 pub struct FreeFlyCamera {
     pub speed: f32,
     pub slow_speed_factor: f32,

lyra-scripting/lyra-scripting-derive/src/to_lua_macro.rs

@@ -1,3 +1,4 @@
+use proc_macro2::Span;
 use syn::{braced, parenthesized, parse_macro_input, punctuated::Punctuated, token, Token};
 use quote::{quote, ToTokens};
 use crate::{field::Field, FN_NAME_INTERNAL_REFLECT, FN_NAME_INTERNAL_REFLECT_TYPE};
@@ -116,10 +117,17 @@ struct IntoLuaUsage {
 impl syn::parse::Parse for IntoLuaUsage {
     fn parse(input: syn::parse::ParseStream) -> syn::Result<Self> {
         let type_path: syn::Path = input.parse()?;
+        let type_ident = &type_path
+            .segments
+            .last()
+            .expect("Failure to find typename in macro usage!")
+            .ident;
+        let lua_name = type_ident.to_string();
+
         let mut s = Self {
             type_path,
             override_name: None,
-            table_name: String::new(),
+            table_name: lua_name,
             derives: vec![],
             fields: vec![],
             create: None,
@@ -226,7 +234,8 @@ pub fn to_lua_struct_impl(input: proc_macro::TokenStream) -> proc_macro::TokenSt
         .last()
         .expect("Failure to find typename in macro usage!")
         .ident;
-    let wrapper = input.override_name.unwrap_or_else(|| syn::Ident::new(format!("Lua{}", type_name.to_string()).as_str(), type_name.span()));
+    let wrapper = input.override_name
+        .unwrap_or_else(|| syn::Ident::new(&format!("Lua{}", type_name), Span::call_site()));
 
     let derives_iter = input.derives.into_iter();
 

lyra-scripting/src/lua/providers/ecs.rs

@@ -4,7 +4,7 @@ use lyra_ecs::ResourceObject;
 use lyra_reflect::{Reflect, TypeRegistry};
 use lyra_resource::gltf::Gltf;
 
-use crate::{lua::{wrappers::*, LuaContext, LuaTableProxyLookup, LuaWrapper, ReflectLuaProxy, RegisterLuaType, FN_NAME_INTERNAL_REFLECT, FN_NAME_INTERNAL_REFLECT_TYPE}, ScriptApiProvider, ScriptBorrow, ScriptData, ScriptDynamicBundle, ScriptWorldPtr};
+use crate::{lua::{wrappers::*, LuaContext, LuaWrapper, ReflectLuaProxy, RegisterLuaType, FN_NAME_INTERNAL_REFLECT, FN_NAME_INTERNAL_REFLECT_TYPE}, ScriptApiProvider, ScriptBorrow, ScriptData, ScriptDynamicBundle, ScriptWorldPtr};
 
 //fn register_lua_proxy::<T: 
 
@@ -19,12 +19,8 @@ impl ScriptApiProvider for LyraEcsApiProvider {
         world.register_lua_wrapper::<LuaSceneHandle>();
         world.register_lua_wrapper::<LuaActionHandler>();
         world.register_lua_wrapper::<LuaWindow>();
-        world.register_lua_convert::<LuaCamera>();
+        world.register_lua_convert_component::<LuaCamera>("Camera");
-
+        world.register_lua_convert_component::<LuaFreeFlyCamera>("FreeFlyCamera");
-        let mut lookup = world.get_resource_or_default::<LuaTableProxyLookup>();
-        lookup.comp_info_from_name.insert("Camera".into(), lyra_ecs::ComponentInfo::new::<lyra_game::scene::CameraComponent>());
-        lookup.typeid_from_name.insert("Camera".into(), std::any::TypeId::of::<lyra_game::scene::CameraComponent>());
-        drop(lookup);
 
         let mut registry = world.get_resource_mut::<TypeRegistry>().unwrap();
 
@@ -57,8 +53,8 @@ impl ScriptApiProvider for LyraEcsApiProvider {
         globals.set("ActionHandler", ctx.create_proxy::<LuaActionHandler>()?)?;
         globals.set("Window", ctx.create_proxy::<LuaWindow>()?)?;
 
-        let cam_table = create_reflect_comp_table::<LuaCamera>(&ctx, "Camera")?;
+        expose_table_wrapper::<LuaCamera>(&ctx, &globals, "Camera")?;
-        globals.set("Camera", cam_table)?;
+        expose_table_wrapper::<LuaFreeFlyCamera>(&ctx, &globals, "FreeFlyCamera")?;
 
         let dt_table = create_reflect_table::<lyra_game::DeltaTime>(&ctx)?;
         globals.set("DeltaTime", dt_table)?;
@@ -103,3 +99,17 @@ where
 
     Ok(table)
 }
+
+/// Expose a wrapper that converts to/from a lua type.
+/// 
+/// This creates the reflection functions on a table specified in globals.
+/// The table name is set to `name`, which is also how the script will use the table.
+fn expose_table_wrapper<T>(lua: &mlua::Lua, globals: &mlua::Table, name: &str) -> mlua::Result<()>
+where 
+    T: LuaWrapper + mlua::FromLua,
+    T::Wrap: lyra_ecs::Component + Reflect
+{
+    let table = create_reflect_comp_table::<T>(&lua, name)?;
+    globals.set(name, table)?;
+    Ok(())
+}

lyra-scripting/src/lua/wrappers/camera.rs

@@ -18,7 +18,7 @@ fn projection_mode_from_str(s: &str) -> Option<CameraProjectionMode> {
 } 
 
 to_lua_convert!(
-    // Struct that is being wrapped[]
+    // Struct that is being wrapped
     CameraComponent,
     // Name of wrapping struct
     name=LuaCamera,

lyra-scripting/src/lua/wrappers/free_fly_camera.rs

@@ -0,0 +1,17 @@
+use crate::{lua::LuaWrapper, ScriptBorrow};
+use lyra_game::scene::FreeFlyCamera;
+use lyra_scripting_derive::to_lua_convert;
+
+to_lua_convert!(
+    // Struct that is being wrapped
+    FreeFlyCamera,
+    // Reflection type, can be 'component' or 'resource'
+    reflect=component,
+    fields={
+        speed: f32,
+        slow_speed_factor: f32,
+        look_speed: f32,
+        mouse_sensitivity: f32,
+        look_with_keys: bool,
+    }
+);

lyra-scripting/src/lua/wrappers/mod.rs

@@ -15,3 +15,6 @@ pub use window::*;
 
 mod camera;
 pub use camera::*;
+
+mod free_fly_camera;
+pub use free_fly_camera::*;