From d4e0c0f9b818120286369b33b1bdb5eb6ece7a83 Mon Sep 17 00:00:00 2001
From: number Zero <silverunicorn2011@yandex.ru>
Date: Mon, 13 Feb 2017 19:31:43 +0300
Subject: Content_mapblock.cpp: Refactor

---
 src/util/directiontables.h | 56 +++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 55 insertions(+), 1 deletion(-)

(limited to 'src/util/directiontables.h')

diff --git a/src/util/directiontables.h b/src/util/directiontables.h
index 0dd3aab09..3cfe0fb3e 100644
--- a/src/util/directiontables.h
+++ b/src/util/directiontables.h
@@ -30,5 +30,59 @@ extern const v3s16 g_26dirs[26];
 // 26th is (0,0,0)
 extern const v3s16 g_27dirs[27];
 
-#endif
+/// Direction in the 6D format. g_27dirs contains corresponding vectors.
+/// Here P means Positive, N stands for Negative.
+enum Direction6D {
+// 0
+	D6D_ZP,
+	D6D_YP,
+	D6D_XP,
+	D6D_ZN,
+	D6D_YN,
+	D6D_XN,
+// 6
+	D6D_XN_YP,
+	D6D_XP_YP,
+	D6D_YP_ZP,
+	D6D_YP_ZN,
+	D6D_XN_ZP,
+	D6D_XP_ZP,
+	D6D_XN_ZN,
+	D6D_XP_ZN,
+	D6D_XN_YN,
+	D6D_XP_YN,
+	D6D_YN_ZP,
+	D6D_YN_ZN,
+// 18
+	D6D_XN_YP_ZP,
+	D6D_XP_YP_ZP,
+	D6D_XN_YP_ZN,
+	D6D_XP_YP_ZN,
+	D6D_XN_YN_ZP,
+	D6D_XP_YN_ZP,
+	D6D_XN_YN_ZN,
+	D6D_XP_YN_ZN,
+// 26
+	D6D,
+
+// aliases
+	D6D_BACK   = D6D_ZP,
+	D6D_TOP    = D6D_YP,
+	D6D_RIGHT  = D6D_XP,
+	D6D_FRONT  = D6D_ZN,
+	D6D_BOTTOM = D6D_YN,
+	D6D_LEFT   = D6D_XN,
+};
 
+/// Direction in the wallmounted format.
+/// P is Positive, N is Negative.
+enum DirectionWallmounted {
+	DWM_YP,
+	DWM_YN,
+	DWM_XP,
+	DWM_XN,
+	DWM_ZP,
+	DWM_ZN,
+};
+
+#endif
-- 
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