[update] all runtime definitions and fix imports/directories.

Author: vmarcella

lambda/src/core/kernel.rs

@@ -1,5 +1,5 @@
 pub mod component;
 pub mod events;
-pub mod kernel;
 pub mod render;
+pub mod runtime;
 pub mod window;

lambda/src/core/mod.rs

@@ -0,0 +1,19 @@
+pub trait Runtime {
+  fn on_start(&mut self);
+  fn on_stop(&mut self);
+  fn run(self);
+}
+
+/// Builds & executes a runtime all in one good. It's a good idea to use this if you
+/// don't need to execute any code in between the building & execution stage of
+/// the runnable, but will not impact or modify the runtime in any way.
+pub fn build_and_start_kernel<T: Default + Runtime>() {
+  let runtime = T::default();
+  start_runtime(runtime);
+}
+
+/// Simple function for starting any prebuilt Runnable.
+pub fn start_runtime<T: Runtime>(mut runtime: T) {
+  runtime.on_start();
+  runtime.run();
+}

lambda/src/core/runtime.rs

@@ -1,3 +1,3 @@
 pub mod components;
 pub mod core;
-pub mod kernels;
+pub mod runtimes;

lambda/src/lib.rs

@@ -18,7 +18,6 @@ use crate::core::{
     RuntimeEvent,
     WindowEvent,
   },
-  kernel::Runtime,
   render::{
     window::{
       Window,
@@ -27,6 +26,7 @@ use crate::core::{
     RenderContext,
     RenderContextBuilder,
   },
+  runtime::Runtime,
 };
 
 pub struct GenericRuntimeBuilder {

lambda/src/kernels/mod.rs lambda/src/runtimes/mod.rslambda/src/kernels/mod.rs renamed to lambda/src/runtimes/mod.rs

@@ -7,7 +7,6 @@ use lambda::{
       RenderableComponent,
     },
     events::Events,
-    kernel::start_runtime,
     render::{
       command::RenderCommand,
       pipeline::{
@@ -26,8 +25,9 @@ use lambda::{
       },
       viewport,
     },
+    runtime::start_runtime,
   },
-  kernels::GenericRuntimeBuilder,
+  runtimes::GenericRuntimeBuilder,
 };
 
 pub struct DemoComponent {