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-rw-r--r--src/vanishing-point.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/vanishing-point.h b/src/vanishing-point.h
index 3be5d085e..b94193adc 100644
--- a/src/vanishing-point.h
+++ b/src/vanishing-point.h
@@ -28,6 +28,10 @@ enum Axis {
X = 1,
Y = 2,
Z = 4,
+ XY = 3,
+ XZ = 5,
+ YZ = 6,
+ XYZ = 7,
NONE = 0
};