pre double pipeline commit. The following will attempt to add another rendering stage for textured cuboids.

build.rs

@@ -0,0 +1,41 @@
+use std::process::Command;
+use std::io::{self, Write};
+use std::path::Path;
+
+fn main() {
+    println!("cargo::rerun-if-changed=shaders/cube.frag");
+    println!("cargo::rerun-if-changed=shaders/cube.geom");
+    println!("cargo::rerun-if-changed=shaders/cube.vert");
+    println!("cargo::rerun-if-changed=shaders/geo_cube.spv");
+    println!("cargo::rerun-if-changed=shaders/frag_cube.spv");
+    println!("cargo::rerun-if-changed=shaders/vert_cube.spv");
+
+    println!("cargo::rerun-if-changed=shaders/cuboid.frag");
+    println!("cargo::rerun-if-changed=shaders/cuboid.geom");
+    println!("cargo::rerun-if-changed=shaders/cuboid.vert");
+    println!("cargo::rerun-if-changed=shaders/geo_cuboid.spv");
+    println!("cargo::rerun-if-changed=shaders/frag_cuboid.spv");
+    println!("cargo::rerun-if-changed=shaders/vert_cuboid.spv");
+
+    std::fs::remove_file("shaders/geo_cube.spv");
+    std::fs::remove_file("shaders/frag_cube.spv");
+    std::fs::remove_file("shaders/vert_cube.spv");
+    std::fs::remove_file("shaders/geo_cuboid.spv");
+    std::fs::remove_file("shaders/frag_cuboid.spv");
+    std::fs::remove_file("shaders/vert_cuboid.spv");
+    // probably need to check the os and have different versions
+    let mut command = Command::new("./shaders/compile.bat");
+    let output = command.output().expect("Failed to execute command");
+    println!("status: {}", output.status);
+    io::stdout().write_all(&output.stdout).unwrap();
+    io::stderr().write_all(&output.stderr).unwrap();
+    
+    assert!(output.status.success());
+
+    assert!(Path::new("shaders/geo_cube.spv").exists());
+    assert!(Path::new("shaders/frag_cube.spv").exists());
+    assert!(Path::new("shaders/vert_cube.spv").exists());
+    assert!(Path::new("shaders/geo_cuboid.spv").exists());
+    assert!(Path::new("shaders/frag_cuboid.spv").exists());
+    assert!(Path::new("shaders/vert_cuboid.spv").exists());
+}