tools: undo indentation in synclient's parameter list

more more readable this way

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Chase Douglas <chase.douglas@canonical.com>

1 files changed, 81 insertions, 123 deletions

diff --git a/tools/synclient.c b/tools/synclient.c
index 6ff3aa6..7ec6923 100644
--- a/tools/synclient.c
+++ b/tools/synclient.c
@@ -73,129 +73,87 @@ struct Parameter {
 };
 
 static struct Parameter params[] = {
-    {"LeftEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 0},
-    {"RightEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 1},
-    {"TopEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 2},
-    {"BottomEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_EDGES, 32, 3},
-    {"FingerLow", PT_INT, 0, 255, SYNAPTICS_PROP_FINGER, 32, 0},
-    {"FingerHigh", PT_INT, 0, 255, SYNAPTICS_PROP_FINGER, 32, 1},
-    {"FingerPress", PT_INT, 0, 256, SYNAPTICS_PROP_FINGER, 32, 2},
-    {"MaxTapTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_TIME, 32, 0},
-    {"MaxTapMove", PT_INT, 0, 2000, SYNAPTICS_PROP_TAP_MOVE, 32, 0},
-    {"MaxDoubleTapTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS, 32, 1},
-    {"SingleTapTimeout", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS, 32, 0},
-    {"ClickTime", PT_INT, 0, 1000, SYNAPTICS_PROP_TAP_DURATIONS, 32, 2},
-    {"FastTaps", PT_BOOL, 0, 1, SYNAPTICS_PROP_TAP_FAST, 8, 0},
-    {"EmulateMidButtonTime", PT_INT, 0, 1000, SYNAPTICS_PROP_MIDDLE_TIMEOUT, 32,
-     0},
-    {"EmulateTwoFingerMinZ", PT_INT, 0, 1000, SYNAPTICS_PROP_TWOFINGER_PRESSURE,
-     32, 0},
-    {"EmulateTwoFingerMinW", PT_INT, 0, 15, SYNAPTICS_PROP_TWOFINGER_WIDTH, 32,
-     0},
-    {"VertScrollDelta", PT_INT, -1000, 1000, SYNAPTICS_PROP_SCROLL_DISTANCE, 32,
-     0},
-    {"HorizScrollDelta", PT_INT, -1000, 1000, SYNAPTICS_PROP_SCROLL_DISTANCE,
-     32, 1},
-    {"VertEdgeScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 0},
-    {"HorizEdgeScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 1},
-    {"CornerCoasting", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_EDGE, 8, 2},
-    {"VertTwoFingerScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_TWOFINGER, 8,
-     0},
-    {"HorizTwoFingerScroll", PT_BOOL, 0, 1, SYNAPTICS_PROP_SCROLL_TWOFINGER, 8,
-     1},
-    {"MinSpeed", PT_DOUBLE, 0, 255.0, SYNAPTICS_PROP_SPEED, 0, /*float */ 0},
-    {"MaxSpeed", PT_DOUBLE, 0, 255.0, SYNAPTICS_PROP_SPEED, 0, /*float */ 1},
-    {"AccelFactor", PT_DOUBLE, 0, 1.0, SYNAPTICS_PROP_SPEED, 0, /*float */ 2},
-    {"TrackstickSpeed", PT_DOUBLE, 0, 200.0, SYNAPTICS_PROP_SPEED, 0, /*float */
-     3},
-    {"EdgeMotionMinZ", PT_INT, 1, 255, SYNAPTICS_PROP_EDGEMOTION_PRESSURE, 32,
-     0},
-    {"EdgeMotionMaxZ", PT_INT, 1, 255, SYNAPTICS_PROP_EDGEMOTION_PRESSURE, 32,
-     1},
-    {"EdgeMotionMinSpeed", PT_INT, 0, 1000, SYNAPTICS_PROP_EDGEMOTION_SPEED, 32,
-     0},
-    {"EdgeMotionMaxSpeed", PT_INT, 0, 1000, SYNAPTICS_PROP_EDGEMOTION_SPEED, 32,
-     1},
-    {"EdgeMotionUseAlways", PT_BOOL, 0, 1, SYNAPTICS_PROP_EDGEMOTION, 8, 0},
-    {"UpDownScrolling", PT_BOOL, 0, 1, SYNAPTICS_PROP_BUTTONSCROLLING, 8, 0},
-    {"LeftRightScrolling", PT_BOOL, 0, 1, SYNAPTICS_PROP_BUTTONSCROLLING, 8, 1},
-    {"UpDownScrollRepeat", PT_BOOL, 0, 1, SYNAPTICS_PROP_BUTTONSCROLLING_REPEAT,
-     8, 0},
-    {"LeftRightScrollRepeat", PT_BOOL, 0, 1,
-     SYNAPTICS_PROP_BUTTONSCROLLING_REPEAT, 8, 1},
-    {"ScrollButtonRepeat", PT_INT, SBR_MIN, SBR_MAX,
-     SYNAPTICS_PROP_BUTTONSCROLLING_TIME, 32, 0},
-    {"TouchpadOff", PT_INT, 0, 2, SYNAPTICS_PROP_OFF, 8, 0},
-    {"LockedDrags", PT_BOOL, 0, 1, SYNAPTICS_PROP_LOCKED_DRAGS, 8, 0},
-    {"LockedDragTimeout", PT_INT, 0, 30000, SYNAPTICS_PROP_LOCKED_DRAGS_TIMEOUT,
-     32, 0},
-    {"RTCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8,
-     0},
-    {"RBCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8,
-     1},
-    {"LTCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8,
-     2},
-    {"LBCornerButton", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8,
-     3},
-    {"TapButton1", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 4},
-    {"TapButton2", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 5},
-    {"TapButton3", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION, 8, 6},
-    {"ClickFinger1", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8,
-     0},
-    {"ClickFinger2", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8,
-     1},
-    {"ClickFinger3", PT_INT, 0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION, 8,
-     2},
-    {"CircularScrolling", PT_BOOL, 0, 1, SYNAPTICS_PROP_CIRCULAR_SCROLLING, 8,
-     0},
-    {"CircScrollDelta", PT_DOUBLE, .01, 3,
-     SYNAPTICS_PROP_CIRCULAR_SCROLLING_DIST, 0 /* float */ , 0},
-    {"CircScrollTrigger", PT_INT, 0, 8,
-     SYNAPTICS_PROP_CIRCULAR_SCROLLING_TRIGGER, 8, 0},
-    {"CircularPad", PT_BOOL, 0, 1, SYNAPTICS_PROP_CIRCULAR_PAD, 8, 0},
-    {"PalmDetect", PT_BOOL, 0, 1, SYNAPTICS_PROP_PALM_DETECT, 8, 0},
-    {"PalmMinWidth", PT_INT, 0, 15, SYNAPTICS_PROP_PALM_DIMENSIONS, 32, 0},
-    {"PalmMinZ", PT_INT, 0, 255, SYNAPTICS_PROP_PALM_DIMENSIONS, 32, 1},
-    {"CoastingSpeed", PT_DOUBLE, 0, 20, SYNAPTICS_PROP_COASTING_SPEED,
-     0 /* float */ , 0},
-    {"CoastingFriction", PT_DOUBLE, 0, 255, SYNAPTICS_PROP_COASTING_SPEED,
-     0 /* float */ , 1},
-    {"PressureMotionMinZ", PT_INT, 1, 255, SYNAPTICS_PROP_PRESSURE_MOTION, 32,
-     0},
-    {"PressureMotionMaxZ", PT_INT, 1, 255, SYNAPTICS_PROP_PRESSURE_MOTION, 32,
-     1},
-    {"PressureMotionMinFactor", PT_DOUBLE, 0, 10.0,
-     SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR, 0 /*float */ , 0},
-    {"PressureMotionMaxFactor", PT_DOUBLE, 0, 10.0,
-     SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR, 0 /*float */ , 1},
-    {"GrabEventDevice", PT_BOOL, 0, 1, SYNAPTICS_PROP_GRAB, 8, 0},
-    {"TapAndDragGesture", PT_BOOL, 0, 1, SYNAPTICS_PROP_GESTURES, 8, 0},
-    {"AreaLeftEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 0},
-    {"AreaRightEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 1},
-    {"AreaTopEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 2},
-    {"AreaBottomEdge", PT_INT, 0, 10000, SYNAPTICS_PROP_AREA, 32, 3},
-    {"HorizHysteresis", PT_INT, 0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32,
-     0},
-    {"VertHysteresis", PT_INT, 0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32,
-     1},
-    {"ClickPad", PT_BOOL, 0, 1, SYNAPTICS_PROP_CLICKPAD, 8, 0},
-    {"RightButtonAreaLeft", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 0},
-    {"RightButtonAreaRight", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 1},
-    {"RightButtonAreaTop", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 2},
-    {"RightButtonAreaBottom", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 3},
-    {"MiddleButtonAreaLeft", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 4},
-    {"MiddleButtonAreaRight", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 5},
-    {"MiddleButtonAreaTop", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 6},
-    {"MiddleButtonAreaBottom", PT_INT, INT_MIN, INT_MAX,
-     SYNAPTICS_PROP_SOFTBUTTON_AREAS, 32, 7},
-    {NULL, 0, 0, 0, 0}
+    {"LeftEdge",              PT_INT,    0, 10000, SYNAPTICS_PROP_EDGES,	32,	0},
+    {"RightEdge",             PT_INT,    0, 10000, SYNAPTICS_PROP_EDGES,	32,	1},
+    {"TopEdge",               PT_INT,    0, 10000, SYNAPTICS_PROP_EDGES,	32,	2},
+    {"BottomEdge",            PT_INT,    0, 10000, SYNAPTICS_PROP_EDGES,	32,	3},
+    {"FingerLow",             PT_INT,    0, 255,   SYNAPTICS_PROP_FINGER,	32,	0},
+    {"FingerHigh",            PT_INT,    0, 255,   SYNAPTICS_PROP_FINGER,	32,	1},
+    {"FingerPress",           PT_INT,    0, 256,   SYNAPTICS_PROP_FINGER,	32,	2},
+    {"MaxTapTime",            PT_INT,    0, 1000,  SYNAPTICS_PROP_TAP_TIME,	32,	0},
+    {"MaxTapMove",            PT_INT,    0, 2000,  SYNAPTICS_PROP_TAP_MOVE,	32,	0},
+    {"MaxDoubleTapTime",      PT_INT,    0, 1000,  SYNAPTICS_PROP_TAP_DURATIONS,32,	1},
+    {"SingleTapTimeout",      PT_INT,    0, 1000,  SYNAPTICS_PROP_TAP_DURATIONS,32,	0},
+    {"ClickTime",             PT_INT,    0, 1000,  SYNAPTICS_PROP_TAP_DURATIONS,32,	2},
+    {"FastTaps",              PT_BOOL,   0, 1,     SYNAPTICS_PROP_TAP_FAST,	8,	0},
+    {"EmulateMidButtonTime",  PT_INT,    0, 1000,  SYNAPTICS_PROP_MIDDLE_TIMEOUT,32,	0},
+    {"EmulateTwoFingerMinZ",  PT_INT,    0, 1000,  SYNAPTICS_PROP_TWOFINGER_PRESSURE,	32,	0},
+    {"EmulateTwoFingerMinW",  PT_INT,    0, 15,    SYNAPTICS_PROP_TWOFINGER_WIDTH,	32,	0},
+    {"VertScrollDelta",       PT_INT,    -1000, 1000,  SYNAPTICS_PROP_SCROLL_DISTANCE,	32,	0},
+    {"HorizScrollDelta",      PT_INT,    -1000, 1000,  SYNAPTICS_PROP_SCROLL_DISTANCE,	32,	1},
+    {"VertEdgeScroll",        PT_BOOL,   0, 1,     SYNAPTICS_PROP_SCROLL_EDGE,	8,	0},
+    {"HorizEdgeScroll",       PT_BOOL,   0, 1,     SYNAPTICS_PROP_SCROLL_EDGE,	8,	1},
+    {"CornerCoasting",        PT_BOOL,   0, 1,     SYNAPTICS_PROP_SCROLL_EDGE,	8,	2},
+    {"VertTwoFingerScroll",   PT_BOOL,   0, 1,     SYNAPTICS_PROP_SCROLL_TWOFINGER,	8,	0},
+    {"HorizTwoFingerScroll",  PT_BOOL,   0, 1,     SYNAPTICS_PROP_SCROLL_TWOFINGER,	8,	1},
+    {"MinSpeed",              PT_DOUBLE, 0, 255.0,   SYNAPTICS_PROP_SPEED,	0, /*float */	0},
+    {"MaxSpeed",              PT_DOUBLE, 0, 255.0,   SYNAPTICS_PROP_SPEED,	0, /*float */	1},
+    {"AccelFactor",           PT_DOUBLE, 0, 1.0,   SYNAPTICS_PROP_SPEED,	0, /*float */	2},
+    {"TrackstickSpeed",       PT_DOUBLE, 0, 200.0, SYNAPTICS_PROP_SPEED,	0, /*float */ 3},
+    {"EdgeMotionMinZ",        PT_INT,    1, 255,   SYNAPTICS_PROP_EDGEMOTION_PRESSURE,  32,	0},
+    {"EdgeMotionMaxZ",        PT_INT,    1, 255,   SYNAPTICS_PROP_EDGEMOTION_PRESSURE,  32,	1},
+    {"EdgeMotionMinSpeed",    PT_INT,    0, 1000,  SYNAPTICS_PROP_EDGEMOTION_SPEED,     32,	0},
+    {"EdgeMotionMaxSpeed",    PT_INT,    0, 1000,  SYNAPTICS_PROP_EDGEMOTION_SPEED,     32,	1},
+    {"EdgeMotionUseAlways",   PT_BOOL,   0, 1,     SYNAPTICS_PROP_EDGEMOTION,   8,	0},
+    {"UpDownScrolling",       PT_BOOL,   0, 1,     SYNAPTICS_PROP_BUTTONSCROLLING,  8,	0},
+    {"LeftRightScrolling",    PT_BOOL,   0, 1,     SYNAPTICS_PROP_BUTTONSCROLLING,  8,	1},
+    {"UpDownScrollRepeat",    PT_BOOL,   0, 1,     SYNAPTICS_PROP_BUTTONSCROLLING_REPEAT,   8,	0},
+    {"LeftRightScrollRepeat", PT_BOOL,   0, 1,     SYNAPTICS_PROP_BUTTONSCROLLING_REPEAT,   8,	1},
+    {"ScrollButtonRepeat",    PT_INT,    SBR_MIN , SBR_MAX, SYNAPTICS_PROP_BUTTONSCROLLING_TIME, 32,	0},
+    {"TouchpadOff",           PT_INT,    0, 2,     SYNAPTICS_PROP_OFF,		8,	0},
+    {"LockedDrags",           PT_BOOL,   0, 1,     SYNAPTICS_PROP_LOCKED_DRAGS,	8,	0},
+    {"LockedDragTimeout",     PT_INT,    0, 30000, SYNAPTICS_PROP_LOCKED_DRAGS_TIMEOUT,	32,	0},
+    {"RTCornerButton",        PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	0},
+    {"RBCornerButton",        PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	1},
+    {"LTCornerButton",        PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	2},
+    {"LBCornerButton",        PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	3},
+    {"TapButton1",            PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	4},
+    {"TapButton2",            PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	5},
+    {"TapButton3",            PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_TAP_ACTION,	8,	6},
+    {"ClickFinger1",          PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION,	8,	0},
+    {"ClickFinger2",          PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION,	8,	1},
+    {"ClickFinger3",          PT_INT,    0, SYN_MAX_BUTTONS, SYNAPTICS_PROP_CLICK_ACTION,	8,	2},
+    {"CircularScrolling",     PT_BOOL,   0, 1,     SYNAPTICS_PROP_CIRCULAR_SCROLLING,	8,	0},
+    {"CircScrollDelta",       PT_DOUBLE, .01, 3,   SYNAPTICS_PROP_CIRCULAR_SCROLLING_DIST,	0 /* float */,	0},
+    {"CircScrollTrigger",     PT_INT,    0, 8,     SYNAPTICS_PROP_CIRCULAR_SCROLLING_TRIGGER,	8,	0},
+    {"CircularPad",           PT_BOOL,   0, 1,     SYNAPTICS_PROP_CIRCULAR_PAD,	8,	0},
+    {"PalmDetect",            PT_BOOL,   0, 1,     SYNAPTICS_PROP_PALM_DETECT,	8,	0},
+    {"PalmMinWidth",          PT_INT,    0, 15,    SYNAPTICS_PROP_PALM_DIMENSIONS,	32,	0},
+    {"PalmMinZ",              PT_INT,    0, 255,   SYNAPTICS_PROP_PALM_DIMENSIONS,	32,	1},
+    {"CoastingSpeed",         PT_DOUBLE, 0, 20,    SYNAPTICS_PROP_COASTING_SPEED,	0 /* float*/,	0},
+    {"CoastingFriction",      PT_DOUBLE, 0, 255,   SYNAPTICS_PROP_COASTING_SPEED,	0 /* float*/,	1},
+    {"PressureMotionMinZ",    PT_INT,    1, 255,   SYNAPTICS_PROP_PRESSURE_MOTION,	32,	0},
+    {"PressureMotionMaxZ",    PT_INT,    1, 255,   SYNAPTICS_PROP_PRESSURE_MOTION,	32,	1},
+    {"PressureMotionMinFactor", PT_DOUBLE, 0, 10.0,SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR,	0 /*float*/,	0},
+    {"PressureMotionMaxFactor", PT_DOUBLE, 0, 10.0,SYNAPTICS_PROP_PRESSURE_MOTION_FACTOR,	0 /*float*/,	1},
+    {"GrabEventDevice",       PT_BOOL,   0, 1,     SYNAPTICS_PROP_GRAB,	8,	0},
+    {"TapAndDragGesture",     PT_BOOL,   0, 1,     SYNAPTICS_PROP_GESTURES,	8,	0},
+    {"AreaLeftEdge",          PT_INT,    0, 10000, SYNAPTICS_PROP_AREA,	32,	0},
+    {"AreaRightEdge",         PT_INT,    0, 10000, SYNAPTICS_PROP_AREA,	32,	1},
+    {"AreaTopEdge",           PT_INT,    0, 10000, SYNAPTICS_PROP_AREA,	32,	2},
+    {"AreaBottomEdge",        PT_INT,    0, 10000, SYNAPTICS_PROP_AREA,	32,	3},
+    {"HorizHysteresis",       PT_INT,    0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32,	0},
+    {"VertHysteresis",        PT_INT,    0, 10000, SYNAPTICS_PROP_NOISE_CANCELLATION, 32,	1},
+    {"ClickPad",              PT_BOOL,   0, 1,     SYNAPTICS_PROP_CLICKPAD,	8,	0},
+    {"RightButtonAreaLeft",   PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	0},
+    {"RightButtonAreaRight",  PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	1},
+    {"RightButtonAreaTop",    PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	2},
+    {"RightButtonAreaBottom", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	3},
+    {"MiddleButtonAreaLeft",  PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	4},
+    {"MiddleButtonAreaRight", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	5},
+    {"MiddleButtonAreaTop",   PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	6},
+    {"MiddleButtonAreaBottom", PT_INT, INT_MIN, INT_MAX, SYNAPTICS_PROP_SOFTBUTTON_AREAS,	32,	7},
+    { NULL, 0, 0, 0, 0 }
 };
 
 static double