From 9aafb51e0be1720019db1c3d0a294ce9a42653df Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 2 Nov 2023 20:22:33 +0100
Subject: feat(engine): add texturing

---
 engine/src/vertex.rs | 26 +++++++++++++++++++++++---
 1 file changed, 23 insertions(+), 3 deletions(-)

(limited to 'engine/src/vertex.rs')

diff --git a/engine/src/vertex.rs b/engine/src/vertex.rs
index 62f629b..9df646f 100644
--- a/engine/src/vertex.rs
+++ b/engine/src/vertex.rs
@@ -1,7 +1,7 @@
 use std::mem::size_of;
 
 use crate::color::Color;
-use crate::vector::Vec3;
+use crate::vector::{Vec2, Vec3};
 
 #[derive(Debug, Clone, Default)]
 #[repr(C)]
@@ -9,6 +9,7 @@ pub struct Vertex
 {
     pos: Vec3<f32>,
     color: Color<f32>,
+    texture_coords: Vec2<f32>,
 }
 
 #[derive(Debug, Default)]
@@ -16,6 +17,7 @@ pub struct Builder
 {
     pos: Option<Vec3<f32>>,
     color: Option<Color<f32>>,
+    texture_coords: Vec2<f32>,
 }
 
 impl Builder
@@ -23,7 +25,7 @@ impl Builder
     #[must_use]
     pub fn new() -> Self
     {
-        Self { pos: None, color: None }
+        Self::default()
     }
 
     #[must_use]
@@ -42,13 +44,25 @@ impl Builder
         self
     }
 
+    #[must_use]
+    pub fn texture_coords(mut self, texture_coords: Vec2<f32>) -> Self
+    {
+        self.texture_coords = texture_coords;
+
+        self
+    }
+
     #[must_use]
     pub fn build(self) -> Option<Vertex>
     {
         let pos = self.pos?;
         let color = self.color?;
 
-        Some(Vertex { pos, color })
+        Some(Vertex {
+            pos,
+            color,
+            texture_coords: self.texture_coords,
+        })
     }
 }
 
@@ -69,6 +83,12 @@ impl Vertex
                 component_cnt: AttributeComponentCnt::Three,
                 component_size: size_of::<f32>(),
             },
+            Attribute {
+                index: 2,
+                component_type: AttributeComponentType::Float,
+                component_cnt: AttributeComponentCnt::Two,
+                component_size: size_of::<f32>(),
+            },
         ]
     }
 }
-- 
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