feat(3d): Implement Mesh Wireframe rendering for Visual Debug

1 files changed, 22 insertions, 4 deletions

diff --git a/src/tests/test_mesh.cc b/src/tests/test_mesh.cc
index 7f898c4..992471a 100644
--- a/src/tests/test_mesh.cc
+++ b/src/tests/test_mesh.cc
@@ -242,8 +242,16 @@ bool load_obj_and_create_buffers(const char* path, Object3D& out_obj) {
     g_mesh_gpu_data.vertex_buffer = gpu_create_buffer(g_device, final_vertices.size() * sizeof(MeshVertex), WGPUBufferUsage_Vertex | WGPUBufferUsage_CopyDst, final_vertices.data()).buffer;
     g_mesh_gpu_data.index_buffer = gpu_create_buffer(g_device, final_indices.size() * sizeof(uint32_t), WGPUBufferUsage_Index | WGPUBufferUsage_CopyDst, final_indices.data()).buffer;
     
+    struct MeshData {
+        std::vector<MeshVertex> vertices;
+        std::vector<uint32_t> indices;
+    };
+    MeshData* mesh_data = new MeshData();
+    mesh_data->vertices = final_vertices;
+    mesh_data->indices = final_indices;
+
     out_obj.type = ObjectType::MESH;
-    out_obj.user_data = new std::vector<MeshVertex>(final_vertices);
+    out_obj.user_data = mesh_data;
 
     // This test doesn't use the asset system, so we override the renderer's internal cache lookup
     // by manually setting the buffers on the renderer object. This is a HACK for this specific tool.
@@ -314,8 +322,14 @@ int main(int argc, char** argv) {
 
 #if !defined(STRIP_ALL)
     if (debug_mode) {
-        auto* vertices = (std::vector<MeshVertex>*)g_scene.objects[1].user_data;
-        g_renderer.GetVisualDebug().add_mesh_normals(g_scene.objects[1].get_model_matrix(), (uint32_t)vertices->size(), vertices->data());
+        struct MeshData {
+            std::vector<MeshVertex> vertices;
+            std::vector<uint32_t> indices;
+        };
+        auto* data = (MeshData*)g_scene.objects[1].user_data;
+        VisualDebug& dbg = g_renderer.GetVisualDebug();
+        dbg.add_mesh_normals(g_scene.objects[1].get_model_matrix(), (uint32_t)data->vertices.size(), data->vertices.data());
+        dbg.add_mesh_wireframe(g_scene.objects[1].get_model_matrix(), (uint32_t)data->vertices.size(), data->vertices.data(), (uint32_t)data->indices.size(), data->indices.data(), vec3(0.0f, 1.0f, 1.0f));
     }
 #endif /* !defined(STRIP_ALL) */
 
@@ -334,7 +348,11 @@ int main(int argc, char** argv) {
   Renderer3D::SetDebugEnabled(false); // Reset debug mode
 #endif
 
-  delete (std::vector<MeshVertex>*)g_scene.objects[1].user_data;
+  struct MeshData {
+      std::vector<MeshVertex> vertices;
+      std::vector<uint32_t> indices;
+  };
+  delete (MeshData*)g_scene.objects[1].user_data;
   wgpuBufferRelease(g_mesh_gpu_data.vertex_buffer);
   wgpuBufferRelease(g_mesh_gpu_data.index_buffer);