update build script

build.sh

@@ -59,3 +59,14 @@ if ! [ -f "${build}/libcglm.a" ]; then
 	rm $obj
 fi
 
+# CGLTF
+src="${script_dir}/external/cgltf/cgtlf.c"
+flags="-std=c99 -Wno-everything -Iexternal/cgltf -c -static"
+obj="${build}/clgtf.o"
+lib="${build}/libclgtf.a"
+
+if ! [ -f "${build}/libcgltf.a" ]; then
+	$c_compiler $flags $src $out $obj
+	ar rcs $lib $obj
+	rm $obj
+fi

external/cgltf/cgltf.c

@@ -0,0 +1,2 @@
+#define CGLTF_IMPLEMENTATION
+#include "cgltf.h"