1 files changed, 35 insertions, 0 deletions
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..f7d8f06
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,35 @@
+// Copyright 2017-2018 Matthew D. Michelotti
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+extern crate gate_build;
+
+use std::path::Path;
+use std::env;
+use gate_build::AssetPacker;
+
+fn main() {
+    let is_wasm = env::var("TARGET").map(|t| t.starts_with("wasm32")).unwrap_or(false);
+    let out_dir = env::var("OUT_DIR").unwrap();
+    let gen_code_path = Path::new(&out_dir).join("asset_id.rs");
+
+    let assets_dir = if is_wasm { "html" } else { "assets" };
+    let mut packer = AssetPacker::new(Path::new(assets_dir));
+    packer.cargo_rerun_if_changed();
+    packer.sprites(Path::new("src_assets/sprites"));
+    packer.tiles(Path::new("src_assets/tiles"));
+    packer.music(Path::new("src_assets/music"));
+    packer.sounds(Path::new("src_assets/sounds"));
+    if is_wasm { packer.gen_javascript_and_html(); }
+    packer.gen_asset_id_code(&gen_code_path);
+}