more object convert work

src/data.rs

@@ -9,7 +9,7 @@ use std::fmt;
 use std::io::{Error, ErrorKind};
 use std::iter::once;
 use std::mem::size_of;
-use std::ops::Index;
+use std::ops::{Add, Index};
 
 #[derive(Clone)]
 pub struct Directories {
@@ -216,7 +216,7 @@ impl BinRead for Name {
     }
 }
 
-#[derive(Debug, Clone, BinRead)]
+#[derive(Debug, Clone, Copy, BinRead)]
 pub struct Vector {
     pub x: f32,
     pub y: f32,
@@ -229,6 +229,18 @@ impl Vector {
     }
 }
 
+impl Add<Vector> for Vector {
+    type Output = Vector;
+
+    fn add(self, rhs: Vector) -> Self::Output {
+        Vector {
+            x: self.x + rhs.x,
+            y: self.y + rhs.y,
+            z: self.z + rhs.z,
+        }
+    }
+}
+
 impl From<Vector> for [f32; 3] {
     fn from(vector: Vector) -> Self {
         [vector.x, vector.y, vector.z]

src/lib.rs

@@ -1,5 +1,5 @@
 mod bspfile;
-mod data;
+pub mod data;
 mod reader;
 
 use crate::bspfile::LumpType;
@@ -371,6 +371,25 @@ impl<'a> Handle<'a, Face> {
                 EdgeDirection::LastToFirst => edge.end_index,
             })
     }
+
+    pub fn is_visible(&self) -> bool {
+        self.texture()
+            .map(|texture| {
+                !texture.flags.intersects(
+                    TextureFlags::LIGHT
+                        | TextureFlags::SKY2D
+                        | TextureFlags::SKY
+                        | TextureFlags::WARP
+                        | TextureFlags::TRANS
+                        | TextureFlags::TRIGGER
+                        | TextureFlags::HINT
+                        | TextureFlags::SKIP
+                        | TextureFlags::NODRAW
+                        | TextureFlags::HITBOX,
+                )
+            })
+            .unwrap_or_default()
+    }
 }
 
 impl Handle<'_, Node> {