resource: remove "minecraft:" prefix from hash keys

Shorter keys mean less data to hash.

resource/extract.py

@@ -35,7 +35,7 @@ with open(sys.argv[1]) as f:
 output = {}
 
 for name, info in blocks.items():
-	id = 'minecraft:' + name
+	id = name
 
 	output[id] = {
 		'color': {'r': 0, 'g': 0, 'b': 0},

src/resource/mod.rs

@@ -58,7 +58,8 @@ pub struct BlockTypeMap(HashMap<String, BlockType>);
 impl BlockTypeMap {
 	#[inline]
 	pub fn get(&self, id: &str) -> Option<BlockType> {
-		self.0.get(id).copied()
+		let suffix = id.strip_prefix("minecraft:")?;
+		self.0.get(suffix).copied()
 	}
 }