From c611ee62477564fbe532f51e8526bae2e82dae93 Mon Sep 17 00:00:00 2001
From: HampusM <hampus@hampusmat.com>
Date: Thu, 13 Aug 2026 14:16:39 +0200
Subject: feat(engine): add standardized names for mesh vertex attrs & vertex
 shader input

---
 engine/src/ui/dear_imgui.rs | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

(limited to 'engine/src/ui/dear_imgui.rs')

diff --git a/engine/src/ui/dear_imgui.rs b/engine/src/ui/dear_imgui.rs
index bcdefa1..8f58ff6 100644
--- a/engine/src/ui/dear_imgui.rs
+++ b/engine/src/ui/dear_imgui.rs
@@ -36,12 +36,9 @@ use crate::mesh::vertex_buffer::{
     NamedVertexAttr as MeshNamedVertexAttr,
     VertexAttrInfo as MeshVertexAttrInfo,
     VertexBuffer as MeshVertexBuffer,
+    VertexLabel,
 };
-use crate::mesh::{
-    Mesh,
-    VertexAttrType as MeshVertexAttrType,
-    POSITION_VERTEX_ATTRIB_NAME,
-};
+use crate::mesh::{Mesh, VertexAttrType as MeshVertexAttrType};
 use crate::projection::{
     ClipVolume as ProjectionClipVolume,
     Orthographic as OrthographicProjection,
@@ -393,15 +390,15 @@ fn initialize_context(
         .vertices(MeshVertexBuffer::with_capacity(
             &[
                 MeshVertexAttrInfo {
-                    name: POSITION_VERTEX_ATTRIB_NAME.into(),
+                    label: VertexLabel::Position,
                     ty: MeshVertexAttrType::Float32Array { length: 3 },
                 },
                 MeshVertexAttrInfo {
-                    name: "color".into(),
+                    label: VertexLabel::Color,
                     ty: MeshVertexAttrType::Float32Array { length: 4 },
                 },
                 MeshVertexAttrInfo {
-                    name: "texture_coords".into(),
+                    label: VertexLabel::Uv,
                     ty: MeshVertexAttrType::Float32Array { length: 2 },
                 },
             ],
@@ -726,15 +723,15 @@ fn add_drawing_render_pass(
         for vertex in draw_list.vtx_buffer() {
             mesh.vertex_buf_mut().push((
                 MeshNamedVertexAttr::<[f32; 3]> {
-                    name: POSITION_VERTEX_ATTRIB_NAME,
+                    label: VertexLabel::Position,
                     value: [vertex.pos[0], vertex.pos[1], 0.0],
                 },
                 MeshNamedVertexAttr {
-                    name: "color",
+                    label: VertexLabel::Color,
                     value: vertex.rgba().map(|elem| (elem as f32) / 255.0),
                 },
                 MeshNamedVertexAttr {
-                    name: "texture_coords",
+                    label: VertexLabel::Uv,
                     value: vertex.uv,
                 },
             ));
-- 
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