Continue vulkan c++ tutorial

build.rs

@@ -0,0 +1,24 @@
+use std::process::Command;
+
+fn main() {
+    for shader in glob::glob("res/shaders/*").unwrap().filter_map(Result::ok) {
+        if !shader.is_file() {
+            continue;
+        }
+
+        let shader_file_name = shader.to_str().unwrap();
+
+        let mut command = Command::new("glslc");
+        command.arg(&shader);
+
+        let out_file = match shader.extension().unwrap().to_str().unwrap() {
+            "vert" => shader_file_name.replace(".vert", ".vert.spv"),
+            "frag" => shader_file_name.replace(".frag", ".frag.spv"),
+            _ => continue,
+        };
+
+        command.arg("-o");
+        command.arg(out_file);
+        command.output().unwrap();
+    }
+}