From ab13864021ad579f1fb9b206c07014cf8bf05b41 Mon Sep 17 00:00:00 2001
From: lisyarus <lisyarus@gmail.com>
Date: Mon, 13 Feb 2023 21:46:59 +0300
Subject: [PATCH] Add node & material index to gltf_asset

---
 libs/gfx/include/psemek/gfx/gltf_parser.hpp | 3 +++
 libs/gfx/source/gltf_parser.cpp             | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/libs/gfx/include/psemek/gfx/gltf_parser.hpp b/libs/gfx/include/psemek/gfx/gltf_parser.hpp
index a84161e0..baeb754d 100644
--- a/libs/gfx/include/psemek/gfx/gltf_parser.hpp
+++ b/libs/gfx/include/psemek/gfx/gltf_parser.hpp
@@ -82,6 +82,9 @@ namespace psemek::gfx
 		std::vector<accessor> accessors;
 		std::vector<buffer_view> buffer_views;
 		std::vector<buffer> buffers;
+
+		std::unordered_map<std::string, std::size_t> node_index;
+		std::unordered_map<std::string, std::size_t> material_index;
 	};
 
 	gltf_asset parse_gltf(io::istream && stream);
diff --git a/libs/gfx/source/gltf_parser.cpp b/libs/gfx/source/gltf_parser.cpp
index 7c539146..f329bbca 100644
--- a/libs/gfx/source/gltf_parser.cpp
+++ b/libs/gfx/source/gltf_parser.cpp
@@ -199,6 +199,12 @@ namespace psemek::gfx
 			target.uri = buffer["uri"].GetString();
 		}
 
+		for (std::size_t i = 0; i < result.nodes.size(); ++i)
+			result.node_index[result.nodes[i].name] = i;
+
+		for (std::size_t i = 0; i < result.materials.size(); ++i)
+			result.material_index[result.materials[i].name] = i;
+
 		return result;
 	}