1 files changed, 55 insertions, 0 deletions
diff --git a/stockton-render/src/texture/resolver.rs b/stockton-render/src/texture/resolver.rs
new file mode 100644
index 0000000..f66b724
--- /dev/null
+++ b/stockton-render/src/texture/resolver.rs
@@ -0,0 +1,55 @@
+//! Resolves a texture in a BSP File to an image
+
+use crate::texture::image::LoadableImage;
+use stockton_levels::{parts::IsTexture, prelude::HasTextures};
+
+use std::{
+    path::Path,
+    sync::{Arc, RwLock},
+};
+
+use image::{io::Reader, RgbaImage};
+
+/// An object that can be used to resolve a texture from a BSP File
+pub trait TextureResolver {
+    type Image: LoadableImage;
+
+    /// Get the given texture, or None if it's corrupt/not there.
+    fn resolve(&mut self, texture_id: u32) -> Option<Self::Image>;
+}
+
+/// A basic filesystem resolver which gets the texture name from any HasTextures Object.
+pub struct FsResolver<'a, T: HasTextures> {
+    path: &'a Path,
+    map_lock: Arc<RwLock<T>>,
+}
+
+impl<'a, T: HasTextures> FsResolver<'a, T> {
+    pub fn new(path: &'a Path, map_lock: Arc<RwLock<T>>) -> Self {
+        FsResolver { path, map_lock }
+    }
+}
+
+impl<'a, T: HasTextures> TextureResolver for FsResolver<'a, T> {
+    type Image = RgbaImage;
+
+    fn resolve(&mut self, tex: u32) -> Option<Self::Image> {
+        let map = self.map_lock.read().unwrap();
+        let tex = map.get_texture(tex)?;
+        let path = self.path.join(&tex.name());
+
+        // drop(tex);
+        // drop(map);
+
+        if let Ok(file) = Reader::open(path) {
+            if let Ok(guessed) = file.with_guessed_format() {
+                if let Ok(decoded) = guessed.decode() {
+                    return Some(decoded.into_rgba8());
+                }
+            }
+        }
+
+        log::warn!("Couldn't resolve texture {:?}", tex.name());
+        None
+    }
+}