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-rw-r--r--include/libinput-properties.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/libinput-properties.h b/include/libinput-properties.h
index 8c6942d..f76500f 100644
--- a/include/libinput-properties.h
+++ b/include/libinput-properties.h
@@ -183,4 +183,11 @@
/* Device rotation: FLOAT, 1 value, 32 bit, read-only */
#define LIBINPUT_PROP_ROTATION_ANGLE_DEFAULT "libinput Rotation Angle Default"
+/* Tablet tool pressure curve: float, 8 values, 32 bit
+ * Value range is [0.0, 1.0], the values specify the x/y of the four
+ * control points for a cubic bezier curve.
+ * Default value: 0.0 0.0 0.0 0.0 1.0 1.0 1.0 1.0
+ */
+#define LIBINPUT_PROP_TABLET_TOOL_PRESSURECURVE "libinput Tablet Tool Pressurecurve"
+
#endif /* _LIBINPUT_PROPERTIES_H_ */