diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
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diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..3526733
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,181 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
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+
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..93ad564
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "loopcore"
+version = "0.1.0"
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+futures = "0.3.16"
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..ce2223f
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,83 @@
+use std::time::Instant;
+const UPDATE_INTERVAL: u32 = 40;
+
+fn main() {
+    // track the update delay's exponential moving average (EMA)
+    let mut frame_delay_ema: f64 = 0.0;
+
+    // track the latest delays
+    let mut frame_delay: u32 = 0;
+    let mut tick_delay: u32 = 0;
+    
+    loop {
+        // start per-loop delay timer
+        let timer = Instant::now();
+
+        // DEBUG - track if a tick has happened on this frame
+        let mut ticked: bool = false;
+
+        // update (game logic, etc.)
+        // executes every UPDATE_INTERVAL milliseconds at maximum
+        if tick_delay >= UPDATE_INTERVAL {
+            // perform all per-tick logic here
+            update();
+
+            // reset the tick delay
+            tick_delay = 0;
+
+            // DEBUG
+            ticked = true;
+        }
+        
+        // display (rendering)
+        // executes as fast as possible
+        {
+            display();
+        }
+        
+        // get the current frame delay, update the frame delay EMA and the tick delay
+        frame_delay = timer.elapsed().as_millis() as u32;
+        frame_delay_ema = lerp_1d(frame_delay_ema, frame_delay as f64, 0.1f64);
+        tick_delay += frame_delay;
+        
+        // debug
+        let frame_rate = (1000.0f64 / frame_delay_ema as f64) as u32;
+        if ticked {
+            println!("Frame Delay: {}ms | Frame Rate: {}Hz | Ticked!", frame_delay, frame_rate);
+        } else {
+            println!("Frame Delay: {}ms | Frame Rate: {}Hz", frame_delay, frame_rate);
+        }
+    }
+}
+
+// update function
+fn update() {
+    waste_time(64);
+}
+
+// render function
+fn display() {
+    waste_time(16);
+}
+
+// 1D linear interpolation
+fn lerp_1d(x: f64, y: f64, a: f64) -> f64 {
+    x + ((y - x) * a)
+}
+
+// busywork function
+fn waste_time(repeat: u32) {
+    const BUFFER_RESOLUTION: usize = 512;
+    
+    // create an RGBA buffer and change every pixel one-by-one
+    let mut rgba_buffer = vec![[[0.0f32; 4]; BUFFER_RESOLUTION]; BUFFER_RESOLUTION];
+
+    // change every pixel in the buffer (repeat) times
+    for _n in 0..repeat {
+        for u in 0..BUFFER_RESOLUTION {
+            for v in 0..BUFFER_RESOLUTION {
+                rgba_buffer[u][v] = [1.0f32; 4];
+            }
+        }
+    }
+}
\ No newline at end of file