refactor(engine): generate vertex builder using the builder macro

2 files changed, 5 insertions, 55 deletions

diff --git a/engine/src/file_format/wavefront/obj.rs b/engine/src/file_format/wavefront/obj.rs
index 6367ead..97e0110 100644
--- a/engine/src/file_format/wavefront/obj.rs
+++ b/engine/src/file_format/wavefront/obj.rs
@@ -297,7 +297,7 @@ impl FaceVertex
     /// Tries to convert this face vertex into a [`Vertex`].
     pub fn to_vertex(&self, obj: &Obj) -> Result<Vertex, Error>
     {
-        let mut vertex_builder = VertexBuilder::new();
+        let mut vertex_builder = VertexBuilder::default();
 
         let vertex_pos = *obj.vertex_positions.get(self.position as usize - 1).ok_or(
             Error::FaceVertexPositionNotFound { vertex_pos_index: self.position },
@@ -327,7 +327,7 @@ impl FaceVertex
             vertex_builder = vertex_builder.normal(vertex_normal);
         }
 
-        Ok(vertex_builder.build().unwrap())
+        Ok(vertex_builder.build())
     }
 }
 
diff --git a/engine/src/vertex.rs b/engine/src/vertex.rs
index 456a2a3..897ee97 100644
--- a/engine/src/vertex.rs
+++ b/engine/src/vertex.rs
@@ -1,7 +1,10 @@
 use std::mem::size_of;
 
+use crate::util::builder;
 use crate::vector::{Vec2, Vec3};
 
+builder! {
+#[builder(name = Builder, derives = (Debug, Default))]
 #[derive(Debug, Clone, Default)]
 #[repr(C)]
 pub struct Vertex
@@ -10,59 +13,6 @@ pub struct Vertex
     texture_coords: Vec2<f32>,
     normal: Vec3<f32>,
 }
-
-#[derive(Debug, Default)]
-pub struct Builder
-{
-    pos: Option<Vec3<f32>>,
-    texture_coords: Vec2<f32>,
-    normal: Option<Vec3<f32>>,
-}
-
-impl Builder
-{
-    #[must_use]
-    pub fn new() -> Self
-    {
-        Self::default()
-    }
-
-    #[must_use]
-    pub fn pos(mut self, pos: Vec3<f32>) -> Self
-    {
-        self.pos = Some(pos);
-
-        self
-    }
-
-    #[must_use]
-    pub fn texture_coords(mut self, texture_coords: Vec2<f32>) -> Self
-    {
-        self.texture_coords = texture_coords;
-
-        self
-    }
-
-    #[must_use]
-    pub fn normal(mut self, normal: Vec3<f32>) -> Self
-    {
-        self.normal = Some(normal);
-
-        self
-    }
-
-    #[must_use]
-    pub fn build(self) -> Option<Vertex>
-    {
-        let pos = self.pos?;
-        let normal = self.normal.unwrap_or_default();
-
-        Some(Vertex {
-            pos,
-            texture_coords: self.texture_coords,
-            normal,
-        })
-    }
 }
 
 impl Vertex