Patch GameManifest through ScriptContext

4 files changed, 15 insertions, 50 deletions

diff --git a/examples/snake.rs b/examples/snake.rs
index 49ea212..d62e3ba 100644
--- a/examples/snake.rs
+++ b/examples/snake.rs
@@ -139,12 +139,12 @@ fn main() {
 	let mut time = TimeContext::new();
 
 	let mut context = ScriptContext {
+		manifest: &manifest,
 		buffer: &mut buffer,
 		input: &input,
 		time: &time,
 	};
 	switch_scenes(
-		&manifest.scenes,
 		&mut scripts,
 		&mut context,
 		&mut files,
@@ -161,6 +161,7 @@ fn main() {
 			}
 			Event::Render => {
 				let mut context = ScriptContext {
+					manifest: &manifest,
 					buffer,
 					input: &input,
 					time: &time,
diff --git a/src/main.rs b/src/main.rs
index d39b0f8..2978393 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,9 +1,8 @@
-use std::{io::BufWriter, time::SystemTime};
+use std::io::BufWriter;
 
-use crossterm::{event::KeyCode, style::ContentStyle};
 use mimalloc::MiMalloc;
 use tortuise::{
-	buffer::{Buffer, Cell, Event},
+	buffer::{Buffer, Event},
 	file::FileManager,
 	input::InputManager,
 	scene::switch_scenes,
@@ -14,47 +13,6 @@ use tortuise::{
 #[global_allocator]
 static GLOBAL: MiMalloc = MiMalloc;
 
-fn get_timestamp() -> u128 {
-	SystemTime::UNIX_EPOCH.elapsed().unwrap().as_nanos()
-}
-
-fn init_first_frame(_: &mut ScriptContext, state: &mut Box<[u8]>) {
-	*state = Box::from(get_timestamp().to_ne_bytes());
-}
-
-fn render_frame_rate(ctx: &mut ScriptContext, state: &mut Box<[u8]>) {
-	puffin::profile_function!();
-	let end = get_timestamp();
-	let last_frame_start = u128::from_ne_bytes(*state.as_array().unwrap());
-	let frame_time = end - last_frame_start + 1;
-	let digits = [
-		frame_time % 1_000_000 / 100_000,
-		frame_time % 100_000 / 10_000,
-		frame_time % 10_000 / 1_000,
-		frame_time % 1_000 / 100,
-		frame_time % 100 / 10,
-		frame_time % 10,
-	];
-	ctx.buffer.cells.clear();
-	for (x, digit) in digits.into_iter().enumerate() {
-		ctx.buffer.cells.push(Cell {
-			character: char::from_digit(digit as u32, 10).unwrap(),
-			x: x as u16,
-			y: 0,
-			z: 0,
-			style: ContentStyle::new(),
-		});
-	}
-	*state = Box::from(end.to_ne_bytes());
-}
-
-fn exit_on_escape(ctx: &mut ScriptContext, _: &mut Box<[u8]>) {
-	puffin::profile_function!();
-	if ctx.input.is_key_pressed_this_frame(KeyCode::Esc) {
-		ctx.exit();
-	}
-}
-
 fn main() {
 	let mut files = FileManager::default();
 	let wasm_runner = WasmRunner::new();
@@ -70,13 +28,13 @@ fn main() {
 	let mut time = TimeContext::new();
 	let mut scripts = ScriptManager::new(&manifest.scripts);
 	let mut context = ScriptContext {
+		manifest: &manifest,
 		buffer: &mut buffer,
 		input: &input,
 		time: &time,
 	};
 
 	switch_scenes(
-		&manifest.scenes,
 		&mut scripts,
 		&mut context,
 		&mut files,
@@ -97,6 +55,7 @@ fn main() {
 			Event::Render => {
 				buffer.cells.clear();
 				let mut context = ScriptContext {
+					manifest: &manifest,
 					buffer,
 					input: &input,
 					time: &time,
diff --git a/src/scene.rs b/src/scene.rs
index 28a4e6a..af6b84e 100644
--- a/src/scene.rs
+++ b/src/scene.rs
@@ -58,7 +58,6 @@ pub fn is_scene_loaded(
 }
 
 pub fn switch_scenes(
-	scenes: &[Scene],
 	scripts: &mut ScriptManager,
 	context: &mut ScriptContext<'_>,
 	files: &mut FileManager,
@@ -75,7 +74,7 @@ pub fn switch_scenes(
 	}
 
 	let mut needed_scripts = FxHashSet::default();
-	let scene = &scenes[new];
+	let scene = &context.manifest.scenes[new];
 	for script_id in &scene.scripts.required {
 		needed_scripts.insert(*script_id);
 		scripts.activate_script(*script_id, context, wasm_runner, files);
@@ -85,7 +84,7 @@ pub fn switch_scenes(
 		scripts.preload_script(*script_id, files, wasm_runner);
 	}
 	for scene_to_preload in &scene.preload_scenes {
-		let scene_to_preload = &scenes[*scene_to_preload];
+		let scene_to_preload = &context.manifest.scenes[*scene_to_preload];
 		for script_id in &scene_to_preload.scripts.required {
 			needed_scripts.insert(*script_id);
 			scripts.preload_script(*script_id, files, wasm_runner);
diff --git a/src/script.rs b/src/script.rs
index 2de50f5..4429b9c 100644
--- a/src/script.rs
+++ b/src/script.rs
@@ -2,7 +2,12 @@ use std::path::Path;
 
 use rustc_hash::FxHashMap;
 
-use crate::{buffer::Buffer, file::FileManager, input::InputManager, time::TimeContext};
+use crate::{
+	buffer::Buffer,
+	file::{FileManager, GameManifest},
+	input::InputManager,
+	time::TimeContext,
+};
 
 mod wasm;
 
@@ -18,6 +23,7 @@ pub struct WasmRunner {
 }
 
 pub struct ScriptContext<'a> {
+	pub manifest: &'a GameManifest,
 	pub buffer: &'a mut Buffer,
 	pub input: &'a InputManager,
 	pub time: &'a TimeContext,