Initial commit

This commit is contained in:
Quaternions 2024-02-25 22:47:41 -08:00
commit ef6ae30394
4 changed files with 584 additions and 0 deletions

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/target

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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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use std::io::Read;
use clap::{Args,Parser,Subcommand};
#[derive(Parser)]
#[command(author,version,about,long_about=None)]
#[command(propagate_version=true)]
struct Cli{
#[command(subcommand)]
command:Commands,
}
#[derive(Subcommand)]
enum Commands{
Bake(Bake),
}
#[derive(Args)]
struct Bake{
script_path:std::path::PathBuf,
}
fn main()->Result<(),anyhow::Error>{
match Cli::parse().command{
Commands::Bake(bake_data)=>bake(bake_data.script_path),
}
}
struct Vector3(glam::Vec3);
impl Vector3{
fn new(x:f32,y:f32,z:f32)->Self{
Self(glam::vec3(x,y,z))
}
}
impl mlua::UserData for Vector3{
fn add_fields<'lua, F: mlua::UserDataFields<'lua, Self>>(fields: &mut F) {
fields.add_field_method_get("magnitude", |_, this| Ok(this.0.length()));
fields.add_field_method_get("x", |_, this| Ok(this.0.x));
fields.add_field_method_set("x", |_, this, val| {
this.0.x = val;
Ok(())
});
fields.add_field_method_get("y", |_, this| Ok(this.0.y));
fields.add_field_method_set("y", |_, this, val| {
this.0.y = val;
Ok(())
});
fields.add_field_method_get("z", |_, this| Ok(this.0.z));
fields.add_field_method_set("z", |_, this, val| {
this.0.z = val;
Ok(())
});
}
fn add_methods<'lua, M: mlua::UserDataMethods<'lua, Self>>(methods: &mut M) {
//methods.add_method("area", |_, this, ()| Ok(this.length * this.width));
//methods.add_meta_method(mlua::MetaMethod::Add, |_, this, val:&Self| Ok(Self(this.0+val.0)));
}
}
impl<'lua> mlua::FromLua<'lua> for &Vector3{
fn from_lua(value:mlua::prelude::LuaValue<'lua>,lua:&'lua mlua::prelude::Lua)->mlua::prelude::LuaResult<Self>{
value.as_userdata()
.ok_or(mlua::prelude::LuaError::FromLuaConversionError{from:"LuaValue",to:"UserData",message:None})?
.user_value()
}
}
struct CFrame{
translation:glam::Vec3,
rotation:glam::Mat3,
}
impl CFrame{
fn new(x:f32,y:f32,z:f32)->Self{
Self{
translation:glam::vec3(x,y,z),
rotation:glam::Mat3::IDENTITY,
}
}
}
impl mlua::UserData for CFrame{
fn add_fields<'lua, F: mlua::UserDataFields<'lua, Self>>(fields: &mut F) {
fields.add_field_method_get("p", |ctx, this| Ok(Vector3(this.translation)));
}
fn add_methods<'lua, M: mlua::UserDataMethods<'lua, Self>>(methods: &mut M) {
//methods.add_method("area", |_, this, ()| Ok(this.length * this.width));
methods.add_meta_method(mlua::MetaMethod::Mul, |_, this, val:&Vector3| Ok(Vector3(this.rotation*val.0+this.translation)));
}
}
fn bake(script_path:std::path::PathBuf)->Result<(),anyhow::Error>{
//read the file
let script={
let mut file=std::fs::File::open(script_path)?;
let mut s=String::new();
file.read_to_string(&mut s)?;
s
};
let lua=mlua::Lua::new();
//Vector3
let vector3=lua.create_table()?;
let new_vec=lua.create_function(|ctx,(x,y,z):(f32,f32,f32)|{
let v=ctx.create_userdata(Vector3::new(x,y,z));
Ok(v)
})?;
vector3.raw_set("new",new_vec)?;
lua.globals().set("Vector3",vector3)?;
//CFrame
let cframe=lua.create_table()?;
let new_cf=lua.create_function(|ctx,(x,y,z):(f32,f32,f32)|{
let v=ctx.create_userdata(CFrame::new(x,y,z));
Ok(v)
})?;
cframe.raw_set("new",new_cf)?;
lua.globals().set("CFrame",cframe)?;
match lua.load(script).exec(){
Ok(())=>(),
Err(e)=>{
println!("Error: {e}");
}
}
Ok(())
}