From b5117ca8b2f5465dbbf16ed725e919809504ee30 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Tue, 28 May 2024 12:36:03 +0300
Subject: [PATCH] Support quaternions in gltf::accessor_iterator

---
 .../include/psemek/gfx/gltf_accessor_iterator.hpp   | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/libs/gfx/include/psemek/gfx/gltf_accessor_iterator.hpp b/libs/gfx/include/psemek/gfx/gltf_accessor_iterator.hpp
index 5c200427..24579d5a 100644
--- a/libs/gfx/include/psemek/gfx/gltf_accessor_iterator.hpp
+++ b/libs/gfx/include/psemek/gfx/gltf_accessor_iterator.hpp
@@ -61,6 +61,19 @@ namespace psemek::gfx
 			}
 		};
 
+		template <typename T>
+		struct accessor_traits<geom::quaternion<T>>
+		{
+			static constexpr bool is_floating_point = accessor_traits<T>::is_floating_point;
+			static constexpr std::size_t components = 4;
+			using component_type = T;
+
+			static auto pointer(geom::quaternion<T> & value)
+			{
+				return &value[0];
+			}
+		};
+
 		template <typename T>
 		void safe_cast(gltf_asset::accessor::component_type_t type, bool normalized, T & dst, char const * src)
 		{