First dev commit

build.rs

@@ -0,0 +1,49 @@
+// build.rs
+
+mod precalculate_lookup_tables {
+    use std::fs::{create_dir_all, File};
+    use std::io::Write;
+    include!("src/lookup/lookup_table.rs");
+    use bincode::serialize;
+
+    const PRECISION: usize = 1000;
+
+    fn precalculate_sin_tables() -> Result<(), Box<dyn std::error::Error>> {
+        let data = serialize(&EndoSinLookupTable::<f32>::new(PRECISION))?;
+        let mut file = File::create("src/lookup/data/sin_f32.bin")?;
+        file.write_all(&data)?;
+
+        let data = serialize(&EndoSinLookupTable::<f64>::new(PRECISION))?;
+        let mut file = File::create("src/lookup/data/sin_f64.bin")?;
+        file.write_all(&data)?;
+
+        Ok(())
+    }
+
+    fn precalculate_cos_tables() -> Result<(), Box<dyn std::error::Error>> {
+        let data = serialize(&EndoCosLookupTable::<f32>::new(PRECISION))?;
+        let mut file = File::create("src/lookup/data/cos_f32.bin")?;
+        file.write_all(&data)?;
+
+        let data = serialize(&EndoCosLookupTable::<f64>::new(PRECISION))?;
+        let mut file = File::create("src/lookup/data/cos_f64.bin")?;
+        file.write_all(&data)?;
+
+        Ok(())
+    }
+
+    pub fn generate() -> Result<(), Box<dyn std::error::Error>> {
+        create_dir_all("src/lookup/data")?;
+    
+        precalculate_sin_tables()?;
+        precalculate_cos_tables()?;
+        
+        Ok(())
+    }
+}
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    precalculate_lookup_tables::generate()?;
+
+    Ok(())
+}