From 3dd870b001bef62aaa501257352d968d1346c7f2 Mon Sep 17 00:00:00 2001
From: ladevieq <ladevie.quentin@gmail.com>
Date: Sun, 25 Jul 2021 11:58:01 +0200
Subject: Use a different buffer for scene info, geometry, bvh and load gltf

---
 include/gltf.hpp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 include/gltf.hpp

(limited to 'include/gltf.hpp')

diff --git a/include/gltf.hpp b/include/gltf.hpp
new file mode 100644
index 0000000..80f2749
--- /dev/null
+++ b/include/gltf.hpp
@@ -0,0 +1,34 @@
+#ifndef __GLTF_HPP_
+#define __GLTF_HPP_
+
+#include <filesystem>
+#include <vector>
+
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+
+#include <vec3.hpp>
+
+struct mesh_part {
+    std::vector<uint16_t> indices;
+    std::vector<vec3> positions;
+    std::vector<vec3> normals;
+};
+
+struct mesh {
+    std::vector<std::vector<mesh_part>> nodes;
+};
+
+class gltf {
+public:
+    static mesh load(std::filesystem::path &path, std::string &filename);
+
+private:
+
+    static void load_node(json &gltf_json, json &node, std::vector<std::vector<uint8_t>> &buffers_content, mesh& gltf_mesh);
+
+    static void load_primitive(json &gltf_json, json &primitive, std::vector<std::vector<uint8_t>> &buffers_content, mesh& gltf_mesh);
+};
+
+#endif
-- 
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