bsp_loader: move into folder

lib/bsp_loader/src/lib.rs

@@ -0,0 +1,37 @@
+mod bsp;
+pub mod data;
+
+pub use data::Bsp;
+
+#[derive(Debug)]
+pub enum ReadError{
+	Bsp(vbsp::BspError),
+	Io(std::io::Error),
+}
+impl std::fmt::Display for ReadError{
+	fn fmt(&self,f:&mut std::fmt::Formatter<'_>)->std::fmt::Result{
+		write!(f,"{self:?}")
+	}
+}
+impl std::error::Error for ReadError{}
+
+pub fn read<R:std::io::Read>(mut input:R)->Result<Bsp,ReadError>{
+	let mut s=Vec::new();
+
+	//TODO: mmap
+	input.read_to_end(&mut s).map_err(ReadError::Io)?;
+
+	vbsp::Bsp::read(s.as_slice()).map(Bsp::new).map_err(ReadError::Bsp)
+}
+
+pub fn convert<AcquireRenderConfigId,AcquireMeshId>(
+	bsp:&Bsp,
+	acquire_render_config_id:AcquireRenderConfigId,
+	acquire_mesh_id:AcquireMeshId
+)->bsp::PartialMap1
+where
+	AcquireRenderConfigId:FnMut(Option<&str>)->strafesnet_common::model::RenderConfigId,
+	AcquireMeshId:FnMut(&str)->strafesnet_common::model::MeshId,
+{
+	bsp::convert_bsp(bsp.as_ref(),acquire_render_config_id,acquire_mesh_id)
+}