[PATCH libinput 9/9] touchpad: drop fake resolution handling
Peter Hutterer
peter.hutterer at who-t.net
Tue Jun 30 23:08:53 PDT 2015
Now that we have all devices init a fixed resolution we don't need code to
handle custom cases anymore.
Signed-off-by: Peter Hutterer <peter.hutterer at who-t.net>
---
src/evdev-mt-touchpad-buttons.c | 65 ++++++++++-------------------------------
src/evdev-mt-touchpad.c | 30 +++++--------------
2 files changed, 23 insertions(+), 72 deletions(-)
diff --git a/src/evdev-mt-touchpad-buttons.c b/src/evdev-mt-touchpad-buttons.c
index 9c1c096..5f589c5 100644
--- a/src/evdev-mt-touchpad-buttons.c
+++ b/src/evdev-mt-touchpad-buttons.c
@@ -525,20 +525,19 @@ tp_init_softbuttons(struct tp_dispatch *tp,
absinfo_y = device->abs.absinfo_y;
xoffset = absinfo_x->minimum,
- yoffset = absinfo_y->minimum;
+ yoffset = absinfo_y->minimum,
yres = absinfo_y->resolution;
width = device->abs.dimensions.x;
height = device->abs.dimensions.y;
- /* button height: 10mm or 15% of the touchpad height,
+ /* button height: 10mm or 15% orf the touchpad height,
whichever is smaller */
- if (!device->abs.fake_resolution && (height * 0.15/yres) > 10) {
+ if ((height * 0.15)/yres > 10) {
tp->buttons.bottom_area.top_edge =
- absinfo_y->maximum - 10 * yres;
+ absinfo_y->maximum - 10 * yres;
} else {
tp->buttons.bottom_area.top_edge = height * .85 + yoffset;
}
-
tp->buttons.bottom_area.rightbutton_left_edge = width/2 + xoffset;
}
@@ -547,7 +546,7 @@ tp_init_top_softbuttons(struct tp_dispatch *tp,
struct evdev_device *device,
double topbutton_size_mult)
{
- int width, height;
+ int width;
const struct input_absinfo *absinfo_x, *absinfo_y;
int xoffset, yoffset;
int yres;
@@ -559,7 +558,6 @@ tp_init_top_softbuttons(struct tp_dispatch *tp,
yoffset = absinfo_y->minimum;
yres = absinfo_y->resolution;
width = device->abs.dimensions.x;
- height = device->abs.dimensions.y;
if (tp->buttons.has_topbuttons) {
/* T440s has the top button line 5mm from the top, event
@@ -567,14 +565,8 @@ tp_init_top_softbuttons(struct tp_dispatch *tp,
top - which maps to 15%. We allow the caller to enlarge the
area using a multiplier for the touchpad disabled case. */
double topsize_mm = 10 * topbutton_size_mult;
- double topsize_pct = .15 * topbutton_size_mult;
- if (!device->abs.fake_resolution) {
- tp->buttons.top_area.bottom_edge =
- yoffset + topsize_mm * yres;
- } else {
- tp->buttons.top_area.bottom_edge = height * topsize_pct + yoffset;
- }
+ tp->buttons.top_area.bottom_edge = yoffset + topsize_mm * yres;
tp->buttons.top_area.rightbutton_left_edge = width * .58 + xoffset;
tp->buttons.top_area.leftbutton_right_edge = width * .42 + xoffset;
} else {
@@ -713,8 +705,6 @@ tp_init_buttons(struct tp_dispatch *tp,
{
struct libinput *libinput = tp_libinput_context(tp);
struct tp_touch *t;
- int width, height;
- double diagonal;
const struct input_absinfo *absinfo_x, *absinfo_y;
tp->buttons.is_clickpad = libevdev_has_property(device->evdev,
@@ -738,19 +728,9 @@ tp_init_buttons(struct tp_dispatch *tp,
absinfo_x = device->abs.absinfo_x;
absinfo_y = device->abs.absinfo_y;
- /* pinned-finger motion threshold, see tp_unpin_finger.
- The MAGIC for resolution-less touchpads ends up as 2% of the diagonal */
- if (device->abs.fake_resolution) {
- const double BUTTON_MOTION_MAGIC = 0.007;
- width = device->abs.dimensions.x;
- height = device->abs.dimensions.y;
- diagonal = sqrt(width*width + height*height);
- tp->buttons.motion_dist.x_scale_coeff = diagonal * BUTTON_MOTION_MAGIC;
- tp->buttons.motion_dist.y_scale_coeff = diagonal * BUTTON_MOTION_MAGIC;
- } else {
- tp->buttons.motion_dist.x_scale_coeff = 1.0/absinfo_x->resolution;
- tp->buttons.motion_dist.y_scale_coeff = 1.0/absinfo_y->resolution;
- }
+ /* pinned-finger motion threshold, see tp_unpin_finger. */
+ tp->buttons.motion_dist.x_scale_coeff = 1.0/absinfo_x->resolution;
+ tp->buttons.motion_dist.y_scale_coeff = 1.0/absinfo_y->resolution;
tp->buttons.config_method.get_methods = tp_button_config_click_get_methods;
tp->buttons.config_method.set_method = tp_button_config_click_set_method;
@@ -832,28 +812,15 @@ tp_check_clickfinger_distance(struct tp_dispatch *tp,
x = abs(t1->point.x - t2->point.x);
y = abs(t1->point.y - t2->point.y);
- /* no resolution, so let's assume they're close enough together */
- if (tp->device->abs.fake_resolution) {
- int w, h;
+ /* maximum spread is 40mm horiz, 20mm vert. Anything wider than that
+ * is probably a gesture. The y spread is small so we ignore clicks
+ * with thumbs at the bottom of the touchpad while the pointer
+ * moving finger is still on the pad */
- /* Use a maximum of 30% of the touchpad width or height if
- * we dont' have resolution. */
- w = tp->device->abs.dimensions.x;
- h = tp->device->abs.dimensions.y;
-
- return (x < w * 0.3 && y < h * 0.3) ? 1 : 0;
- } else {
- /* maximum spread is 40mm horiz, 20mm vert. Anything wider than that
- * is probably a gesture. The y spread is small so we ignore clicks
- * with thumbs at the bottom of the touchpad while the pointer
- * moving finger is still on the pad */
-
- x /= tp->device->abs.absinfo_x->resolution;
- y /= tp->device->abs.absinfo_y->resolution;
-
- return (x < 40 && y < 20) ? 1 : 0;
- }
+ x /= tp->device->abs.absinfo_x->resolution;
+ y /= tp->device->abs.absinfo_y->resolution;
+ return (x < 40 && y < 20) ? 1 : 0;
}
static uint32_t
diff --git a/src/evdev-mt-touchpad.c b/src/evdev-mt-touchpad.c
index 8692612..a39cf19 100644
--- a/src/evdev-mt-touchpad.c
+++ b/src/evdev-mt-touchpad.c
@@ -1318,17 +1318,8 @@ tp_init_accel(struct tp_dispatch *tp, double diagonal)
* and y resolution, so that a circle on the
* touchpad does not turn into an elipse on the screen.
*/
- if (!tp->device->abs.fake_resolution) {
- tp->accel.x_scale_coeff = (DEFAULT_MOUSE_DPI/25.4) / res_x;
- tp->accel.y_scale_coeff = (DEFAULT_MOUSE_DPI/25.4) / res_y;
- } else {
- /*
- * For touchpads where the driver does not provide resolution, fall
- * back to scaling motion events based on the diagonal size in units.
- */
- tp->accel.x_scale_coeff = DEFAULT_ACCEL_NUMERATOR / diagonal;
- tp->accel.y_scale_coeff = DEFAULT_ACCEL_NUMERATOR / diagonal;
- }
+ tp->accel.x_scale_coeff = (DEFAULT_MOUSE_DPI/25.4) / res_x;
+ tp->accel.y_scale_coeff = (DEFAULT_MOUSE_DPI/25.4) / res_y;
switch (tp->device->model) {
case EVDEV_MODEL_LENOVO_X230:
@@ -1547,6 +1538,7 @@ tp_init(struct tp_dispatch *tp,
{
int width, height;
double diagonal;
+ int res_x, res_y;
tp->base.interface = &tp_interface;
tp->device = device;
@@ -1560,6 +1552,8 @@ tp_init(struct tp_dispatch *tp,
if (tp_init_slots(tp, device) != 0)
return -1;
+ res_x = tp->device->abs.absinfo_x->resolution;
+ res_y = tp->device->abs.absinfo_y->resolution;
width = device->abs.dimensions.x;
height = device->abs.dimensions.y;
diagonal = sqrt(width*width + height*height);
@@ -1568,18 +1562,8 @@ tp_init(struct tp_dispatch *tp,
EV_ABS,
ABS_MT_DISTANCE);
- if (device->abs.fake_resolution) {
- tp->hysteresis_margin.x =
- diagonal / DEFAULT_HYSTERESIS_MARGIN_DENOMINATOR;
- tp->hysteresis_margin.y =
- diagonal / DEFAULT_HYSTERESIS_MARGIN_DENOMINATOR;
- } else {
- int res_x = tp->device->abs.absinfo_x->resolution,
- res_y = tp->device->abs.absinfo_y->resolution;
-
- tp->hysteresis_margin.x = res_x/2;
- tp->hysteresis_margin.y = res_y/2;
- }
+ tp->hysteresis_margin.x = res_x/2;
+ tp->hysteresis_margin.y = res_y/2;
if (tp_init_accel(tp, diagonal) != 0)
return -1;
--
2.4.3
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