mirror of
https://gitlab.freedesktop.org/libinput/libinput.git
synced 2026-02-04 05:50:26 +01:00
Allow the flat acceleration profile for touchpads
Signed-off-by: Evan Goode <mail@evangoo.de>
This commit is contained in:
Evan Goode
Peter Hutterer
parent
0d06bfc4e2
commit
034226d904
5 changed files with 175 additions and 65 deletions
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@ -289,6 +289,7 @@ src_libfilter = [
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'src/filter-low-dpi.c',
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'src/filter-mouse.c',
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'src/filter-touchpad.c',
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'src/filter-touchpad-flat.c',
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'src/filter-touchpad-x230.c',
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'src/filter-tablet.c',
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'src/filter-trackpoint.c',
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@ -2917,33 +2917,12 @@ tp_init_slots(struct tp_dispatch *tp,
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return true;
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}
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static uint32_t
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tp_accel_config_get_profiles(struct libinput_device *libinput_device)
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{
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return LIBINPUT_CONFIG_ACCEL_PROFILE_NONE;
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}
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static enum libinput_config_status
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tp_accel_config_set_profile(struct libinput_device *libinput_device,
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enum libinput_config_accel_profile profile)
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{
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return LIBINPUT_CONFIG_STATUS_UNSUPPORTED;
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}
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static enum libinput_config_accel_profile
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tp_accel_config_get_profile(struct libinput_device *libinput_device)
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{
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return LIBINPUT_CONFIG_ACCEL_PROFILE_NONE;
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}
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static enum libinput_config_accel_profile
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tp_accel_config_get_default_profile(struct libinput_device *libinput_device)
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{
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return LIBINPUT_CONFIG_ACCEL_PROFILE_NONE;
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}
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enum libinput_config_accel_profile profile);
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static bool
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tp_init_accel(struct tp_dispatch *tp)
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tp_init_accel(struct tp_dispatch *tp, enum libinput_config_accel_profile which)
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{
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struct evdev_device *device = tp->device;
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int res_x, res_y;
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@ -2965,8 +2944,10 @@ tp_init_accel(struct tp_dispatch *tp)
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tp->accel.y_scale_coeff = (DEFAULT_MOUSE_DPI/25.4) / res_y;
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tp->accel.xy_scale_coeff = 1.0 * res_x/res_y;
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if (evdev_device_has_model_quirk(device, QUIRK_MODEL_LENOVO_X230) ||
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tp->device->model_flags & EVDEV_MODEL_LENOVO_X220_TOUCHPAD_FW81)
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if (which == LIBINPUT_CONFIG_ACCEL_PROFILE_FLAT)
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filter = create_pointer_accelerator_filter_touchpad_flat(dpi);
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else if (evdev_device_has_model_quirk(device, QUIRK_MODEL_LENOVO_X230) ||
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tp->device->model_flags & EVDEV_MODEL_LENOVO_X220_TOUCHPAD_FW81)
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filter = create_pointer_accelerator_filter_lenovo_x230(dpi, use_v_avg);
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else if (libevdev_get_id_bustype(device->evdev) == BUS_BLUETOOTH)
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filter = create_pointer_accelerator_filter_touchpad(dpi,
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@ -2981,16 +2962,49 @@ tp_init_accel(struct tp_dispatch *tp)
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evdev_device_init_pointer_acceleration(tp->device, filter);
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/* we override the profile hooks for accel configuration with hooks
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* that don't allow selection of profiles */
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device->pointer.config.get_profiles = tp_accel_config_get_profiles;
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device->pointer.config.set_profile = tp_accel_config_set_profile;
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device->pointer.config.get_profile = tp_accel_config_get_profile;
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device->pointer.config.get_default_profile = tp_accel_config_get_default_profile;
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return true;
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}
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static enum libinput_config_status
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tp_accel_config_set_speed(struct libinput_device *device, double speed)
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{
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struct evdev_device *dev = evdev_device(device);
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if (!filter_set_speed(dev->pointer.filter, speed))
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return LIBINPUT_CONFIG_STATUS_INVALID;
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return LIBINPUT_CONFIG_STATUS_SUCCESS;
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}
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static enum libinput_config_status
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tp_accel_config_set_profile(struct libinput_device *libinput_device,
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enum libinput_config_accel_profile profile)
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{
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struct evdev_device *device = evdev_device(libinput_device);
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struct tp_dispatch *tp = tp_dispatch(device->dispatch);
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struct motion_filter *filter;
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double speed;
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filter = device->pointer.filter;
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if (filter_get_type(filter) == profile)
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return LIBINPUT_CONFIG_STATUS_SUCCESS;
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speed = filter_get_speed(filter);
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device->pointer.filter = NULL;
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if (tp_init_accel(tp, profile)) {
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tp_accel_config_set_speed(libinput_device, speed);
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filter_destroy(filter);
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} else {
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device->pointer.filter = filter;
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return LIBINPUT_CONFIG_STATUS_UNSUPPORTED;
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}
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return LIBINPUT_CONFIG_STATUS_SUCCESS;
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}
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static uint32_t
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tp_scroll_get_methods(struct tp_dispatch *tp)
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{
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@ -3597,7 +3611,7 @@ tp_init(struct tp_dispatch *tp,
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tp_init_hysteresis(tp);
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if (!tp_init_accel(tp))
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if (!tp_init_accel(tp, LIBINPUT_CONFIG_ACCEL_PROFILE_ADAPTIVE))
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return false;
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tp_init_tap(tp);
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125
src/filter-touchpad-flat.c
Normal file
125
src/filter-touchpad-flat.c
Normal file
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@ -0,0 +1,125 @@
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/*
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* Copyright © 2006-2009 Simon Thum
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* Copyright © 2012 Jonas Ådahl
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* Copyright © 2014-2015 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "filter.h"
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#include "libinput-util.h"
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#include "filter-private.h"
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#define TP_MAGIC_SLOWDOWN_FLAT 0.2968
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struct touchpad_accelerator_flat {
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struct motion_filter base;
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double factor;
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int dpi;
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};
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static struct normalized_coords
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accelerator_filter_touchpad_flat(struct motion_filter *filter,
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const struct device_float_coords *unaccelerated,
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void *data, uint64_t time)
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{
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struct touchpad_accelerator_flat *accel_filter =
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(struct touchpad_accelerator_flat *)filter;
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double factor; /* unitless factor */
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struct normalized_coords accelerated;
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/* You want flat acceleration, you get flat acceleration for the
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* device */
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factor = accel_filter->factor;
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accelerated.x = TP_MAGIC_SLOWDOWN_FLAT * factor * unaccelerated->x;
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accelerated.y = TP_MAGIC_SLOWDOWN_FLAT * factor * unaccelerated->y;
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return accelerated;
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}
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static struct normalized_coords
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accelerator_filter_noop_touchpad_flat(struct motion_filter *filter,
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const struct device_float_coords *unaccelerated,
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void *data, uint64_t time)
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{
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struct touchpad_accelerator_flat *accel =
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(struct touchpad_accelerator_flat *) filter;
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struct normalized_coords normalized;
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normalized = normalize_for_dpi(unaccelerated, accel->dpi);
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normalized.x = TP_MAGIC_SLOWDOWN_FLAT * normalized.x;
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normalized.y = TP_MAGIC_SLOWDOWN_FLAT * normalized.y;
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return normalized;
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}
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static bool
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accelerator_set_speed_touchpad_flat(struct motion_filter *filter,
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double speed_adjustment)
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{
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struct touchpad_accelerator_flat *accel_filter =
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(struct touchpad_accelerator_flat *)filter;
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assert(speed_adjustment >= -1.0 && speed_adjustment <= 1.0);
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accel_filter->factor = max(0.005, 1 + speed_adjustment);
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filter->speed_adjustment = speed_adjustment;
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return true;
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}
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static void
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accelerator_destroy_touchpad_flat(struct motion_filter *filter)
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{
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struct touchpad_accelerator_flat *accel =
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(struct touchpad_accelerator_flat *) filter;
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free(accel);
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}
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struct motion_filter_interface accelerator_interface_touchpad_flat = {
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.type = LIBINPUT_CONFIG_ACCEL_PROFILE_FLAT,
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.filter = accelerator_filter_touchpad_flat,
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.filter_constant = accelerator_filter_noop_touchpad_flat,
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.restart = NULL,
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.destroy = accelerator_destroy_touchpad_flat,
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.set_speed = accelerator_set_speed_touchpad_flat,
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};
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struct motion_filter *
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create_pointer_accelerator_filter_touchpad_flat(int dpi)
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{
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struct touchpad_accelerator_flat *filter;
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filter = zalloc(sizeof *filter);
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filter->base.interface = &accelerator_interface_touchpad_flat;
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filter->dpi = dpi;
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return &filter->base;
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}
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@ -119,6 +119,9 @@ create_pointer_accelerator_filter_touchpad(int dpi,
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uint64_t event_delta_smooth_value,
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bool use_velocity_averaging);
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struct motion_filter *
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create_pointer_accelerator_filter_touchpad_flat(int dpi);
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struct motion_filter *
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create_pointer_accelerator_filter_lenovo_x230(int dpi, bool use_velocity_averaging);
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@ -1917,39 +1917,6 @@ START_TEST(pointer_accel_profile_defaults)
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}
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END_TEST
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START_TEST(pointer_accel_profile_defaults_noprofile)
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{
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struct litest_device *dev = litest_current_device();
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struct libinput_device *device = dev->libinput_device;
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enum libinput_config_status status;
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enum libinput_config_accel_profile profile;
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uint32_t profiles;
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ck_assert(libinput_device_config_accel_is_available(device));
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profile = libinput_device_config_accel_get_default_profile(device);
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ck_assert_int_eq(profile, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
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profile = libinput_device_config_accel_get_profile(device);
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ck_assert_int_eq(profile, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
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profiles = libinput_device_config_accel_get_profiles(device);
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ck_assert_int_eq(profiles, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
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status = libinput_device_config_accel_set_profile(device,
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LIBINPUT_CONFIG_ACCEL_PROFILE_FLAT);
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ck_assert_int_eq(status, LIBINPUT_CONFIG_STATUS_UNSUPPORTED);
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profile = libinput_device_config_accel_get_profile(device);
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ck_assert_int_eq(profile, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
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status = libinput_device_config_accel_set_profile(device,
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LIBINPUT_CONFIG_ACCEL_PROFILE_ADAPTIVE);
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ck_assert_int_eq(status, LIBINPUT_CONFIG_STATUS_UNSUPPORTED);
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profile = libinput_device_config_accel_get_profile(device);
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ck_assert_int_eq(profile, LIBINPUT_CONFIG_ACCEL_PROFILE_NONE);
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}
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END_TEST
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START_TEST(pointer_accel_profile_invalid)
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{
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struct litest_device *dev = litest_current_device();
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@ -3213,7 +3180,7 @@ TEST_COLLECTION(pointer)
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litest_add("pointer:accel", pointer_accel_defaults_absolute_relative, LITEST_ABSOLUTE|LITEST_RELATIVE, LITEST_ANY);
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litest_add("pointer:accel", pointer_accel_direction_change, LITEST_RELATIVE, LITEST_POINTINGSTICK);
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litest_add("pointer:accel", pointer_accel_profile_defaults, LITEST_RELATIVE, LITEST_TOUCHPAD);
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litest_add("pointer:accel", pointer_accel_profile_defaults_noprofile, LITEST_TOUCHPAD, LITEST_ANY);
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litest_add("pointer:accel", pointer_accel_profile_defaults, LITEST_TOUCHPAD, LITEST_ANY);
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litest_add("pointer:accel", pointer_accel_profile_invalid, LITEST_RELATIVE, LITEST_ANY);
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litest_add("pointer:accel", pointer_accel_profile_noaccel, LITEST_ANY, LITEST_TOUCHPAD|LITEST_RELATIVE|LITEST_TABLET);
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litest_add("pointer:accel", pointer_accel_profile_flat_motion_relative, LITEST_RELATIVE, LITEST_TOUCHPAD);
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