X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Firr_v3d.h;h=49c2e60cebf61ea228553a5ef22f5992ef1d0225;hb=b1e58c9c35ae3eb6167a0745086cdb0ddb1dd9d7;hp=f74d601e8d548036fa74fc4837eb7844474f9569;hpb=4c9a8a91c4988b3567a38af622a3eb0d0ec19f6b;p=dragonfireclient.git

diff --git a/src/irr_v3d.h b/src/irr_v3d.h
index f74d601e8..49c2e60ce 100644
--- a/src/irr_v3d.h
+++ b/src/irr_v3d.h
@@ -17,17 +17,30 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef IRR_V3D_HEADER
-#define IRR_V3D_HEADER
-
+#pragma once
 #include "irrlichttypes.h"
-
 #include <vector3d.h>
+#include <functional>
 
 typedef core::vector3df v3f;
+typedef core::vector3d<double> v3d;
 typedef core::vector3d<s16> v3s16;
 typedef core::vector3d<u16> v3u16;
 typedef core::vector3d<s32> v3s32;
 
-#endif
-
+namespace std
+{
+template <> struct hash<v3s16>
+{
+	typedef v3s16 argument_type;
+	typedef std::size_t result_type;
+	result_type operator()(const argument_type &s) const noexcept
+	{
+		// clang-format off
+		return static_cast<size_t>((static_cast<u64>(s.X) << 20) ^
+		                           (static_cast<u64>(s.Y) << 10) ^
+		                           (static_cast<u64>(s.Z)));
+		// clang-format on
+	}
+};
+}