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[libinput] Persist device calibration & orientation

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master
Matt Scheirer 4 years ago committed by Aleix Pol Gonzalez
parent 21ef0925ab
commit a719ceab4a
4 changed files with 82 additions and 28 deletions
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8
autotests/libinput/mock_libinput.cpp
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@ -200,6 +200,14 @@ int libinput_device_config_calibration_get_default_matrix(struct libinput_device
return device->defaultCalibrationMatrixIsIdentity ? 0 : 1;
}
int libinput_device_config_calibration_get_matrix(struct libinput_device *device, float matrix[6])
{
for (std::size_t i = 0; i < 6; i++) {
matrix[i] = device->calibrationMatrix[i];
}
return device->calibrationMatrixIsIdentity ? 0 : 1;
}
int libinput_device_config_left_handed_is_available(struct libinput_device *device)
{
return device->supportsLeftHanded;

1
autotests/libinput/mock_libinput.h
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@ -87,6 +87,7 @@ struct libinput_device {
std::array<float, 6> calibrationMatrix{{1.0f, 0.0f, 0.0f,
0.0f, 1.0f, 0.0f}};
bool defaultCalibrationMatrixIsIdentity = true;
bool calibrationMatrixIsIdentity = true;
bool lidSwitch = false;
bool tabletModeSwitch = false;

98
src/backends/libinput/device.cpp
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@ -101,7 +101,9 @@ enum class ConfigKey {
ScrollMethod,
ScrollButton,
ClickMethod,
ScrollFactor
ScrollFactor,
Orientation,
Calibration
};
struct ConfigData {
@ -121,6 +123,14 @@ struct ConfigData {
: key(_key)
{ qrealSetter.setter = _setter; qrealSetter.defaultValue = _defaultValue; }
explicit ConfigData(QByteArray _key, void (Device::*_setter)(Qt::ScreenOrientation), Qt::ScreenOrientation (Device::*_defaultValue)() const = nullptr)
: key(_key)
{ screenOrientationSetter.setter = _setter; screenOrientationSetter.defaultValue = _defaultValue; }
explicit ConfigData(QByteArray _key, void (Device::*_setter)(QMatrix4x4), QMatrix4x4 (Device::*_defaultValue)() const = nullptr)
: key(_key)
{ qMatrix4x4Setter.setter = _setter, qMatrix4x4Setter.defaultValue = _defaultValue; }
QByteArray key;
struct {
@ -140,6 +150,14 @@ struct ConfigData {
void (Device::*setter)(qreal) = nullptr;
qreal (Device::*defaultValue)() const;
} qrealSetter;
struct {
void (Device::*setter)(Qt::ScreenOrientation) = nullptr;
Qt::ScreenOrientation (Device::*defaultValue)() const;
} screenOrientationSetter;
struct {
void (Device::*setter)(QMatrix4x4) = nullptr;
QMatrix4x4 (Device::*defaultValue)() const;
} qMatrix4x4Setter;
};
static const QMap<ConfigKey, ConfigData> s_configData {
@ -157,18 +175,19 @@ static const QMap<ConfigKey, ConfigData> s_configData {
{ConfigKey::ScrollMethod, ConfigData(QByteArrayLiteral("ScrollMethod"), &Device::activateScrollMethodFromInt, &Device::defaultScrollMethodToInt)},
{ConfigKey::ScrollButton, ConfigData(QByteArrayLiteral("ScrollButton"), &Device::setScrollButton, &Device::defaultScrollButton)},
{ConfigKey::ClickMethod, ConfigData(QByteArrayLiteral("ClickMethod"), &Device::setClickMethodFromInt, &Device::defaultClickMethodToInt)},
{ConfigKey::ScrollFactor, ConfigData(QByteArrayLiteral("ScrollFactor"), &Device::setScrollFactor, &Device::scrollFactorDefault)}
{ConfigKey::ScrollFactor, ConfigData(QByteArrayLiteral("ScrollFactor"), &Device::setScrollFactor, &Device::scrollFactorDefault)},
{ConfigKey::Orientation, ConfigData(QByteArrayLiteral("Orientation"), &Device::setOrientation, &Device::defaultOrientation)},
{ConfigKey::Calibration, ConfigData(QByteArrayLiteral("CalibrationMatrix"), &Device::setCalibrationMatrix, &Device::defaultCalibrationMatrix)}
};
namespace {
QMatrix4x4 getDefaultCalibrationMatrix(libinput_device *device)
QMatrix4x4 getMatrix(libinput_device *device, std::function<int(libinput_device*, float[6])> getter)
{
float matrix[6];
const int ret = libinput_device_config_calibration_get_default_matrix(device, matrix);
if (ret == 0) {
return QMatrix4x4();
if(!getter(device, matrix)) {
return {};
}
return QMatrix4x4{
return QMatrix4x4 {
matrix[0], matrix[1], matrix[2], 0.0f,
matrix[3], matrix[4], matrix[5], 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
@ -176,23 +195,23 @@ QMatrix4x4 getDefaultCalibrationMatrix(libinput_device *device)
};
}
void setOrientedCalibrationMatrix(libinput_device *device, QMatrix4x4 matrix, Qt::ScreenOrientation orientation) {
// 90 deg cw:
static const QMatrix4x4 portraitMatrix{
bool setOrientedCalibrationMatrix(libinput_device *device, QMatrix4x4 matrix, Qt::ScreenOrientation orientation) {
// 90 deg cw
static const QMatrix4x4 portraitMatrix {
0.0f, -1.0f, 1.0f, 0.0f,
1.0f, 0.0f, 0.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f
};
// 180 deg cw:
static const QMatrix4x4 invertedLandscapeMatrix{
// 180 deg cw
static const QMatrix4x4 invertedLandscapeMatrix {
-1.0f, 0.0f, 1.0f, 0.0f,
0.0f, -1.0f, 1.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 0.0f, 1.0f
};
// 270 deg cw
static const QMatrix4x4 invertedPortraitMatrix{
static const QMatrix4x4 invertedPortraitMatrix {
0.0f, 1.0f, 0.0f, 0.0f,
-1.0f, 0.0f, 1.0f, 0.0f,
0.0f, 0.0f, 1.0f, 0.0f,
@ -215,12 +234,9 @@ void setOrientedCalibrationMatrix(libinput_device *device, QMatrix4x4 matrix, Qt
break;
}
const auto columnOrder = matrix.constData();
float m[6] = {
columnOrder[0], columnOrder[4], columnOrder[8],
columnOrder[1], columnOrder[5], columnOrder[9]
};
libinput_device_config_calibration_set_matrix(device, m);
float data[6] { matrix(0,0), matrix(0,1), matrix(0,2),
matrix(1,0), matrix(1,1), matrix(1,2) };
return libinput_device_config_calibration_set_matrix(device, data) == LIBINPUT_CONFIG_STATUS_SUCCESS;
}
}
@ -279,8 +295,8 @@ Device::Device(libinput_device *device, QObject *parent)
, m_pointerAccelerationProfile(libinput_device_config_accel_get_profile(m_device))
, m_enabled(m_supportsDisableEvents ? libinput_device_config_send_events_get_mode(m_device) == LIBINPUT_CONFIG_SEND_EVENTS_ENABLED : true)
, m_config()
, m_defaultCalibrationMatrix(m_supportsCalibrationMatrix ? getDefaultCalibrationMatrix(m_device) : QMatrix4x4{})
, m_calibrationMatrix(m_defaultCalibrationMatrix)
, m_defaultCalibrationMatrix(getMatrix(m_device, &libinput_device_config_calibration_get_default_matrix))
, m_calibrationMatrix(getMatrix(m_device, &libinput_device_config_calibration_get_matrix))
, m_supportedClickMethods(libinput_device_config_click_get_methods(m_device))
, m_defaultClickMethod(libinput_device_config_click_get_default_method(m_device))
, m_clickMethod(libinput_device_config_click_get_method(m_device))
@ -322,6 +338,14 @@ Device::Device(libinput_device *device, QObject *parent)
m_alphaNumericKeyboard = checkAlphaNumericKeyboard(m_device);
}
if (m_supportsCalibrationMatrix &&
m_calibrationMatrix != m_defaultCalibrationMatrix) {
float matrix[] {m_defaultCalibrationMatrix(0,0), m_defaultCalibrationMatrix(0,1), m_defaultCalibrationMatrix(0,2),
m_defaultCalibrationMatrix(1,0), m_defaultCalibrationMatrix(1,1), m_defaultCalibrationMatrix(1,2)};
libinput_device_config_calibration_set_matrix(m_device, matrix);
m_calibrationMatrix = m_defaultCalibrationMatrix;
}
qDBusRegisterMetaType<QMatrix4x4>();
s_devices << this;
@ -379,6 +403,19 @@ void Device::loadConfiguration()
readEntry(key, it.value().quint32Setter, 0);
readEntry(key, it.value().stringSetter, "");
readEntry(key, it.value().qrealSetter, 1.0);
if(it.value().screenOrientationSetter.setter != nullptr) {
auto setter = it.value().screenOrientationSetter;
int def = setter.defaultValue ? (this->*(setter.defaultValue))() : Qt::PrimaryOrientation;
int orientation = m_config.readEntry(key.constData(), def);
(this->*(setter.setter))(static_cast<Qt::ScreenOrientation>(orientation));
}
if(it.value().qMatrix4x4Setter.setter != nullptr) {
auto setter = it.value().qMatrix4x4Setter;
QMatrix4x4 def = setter.defaultValue ? (this->*(setter.defaultValue))() : QMatrix4x4();
(this->*(setter.setter))(m_config.readEntry(key.constData(), QVariant(def)).value<QMatrix4x4>());
}
};
m_loading = false;
@ -572,14 +609,15 @@ void Device::setScrollFactor(qreal factor)
void Device::setOrientation(Qt::ScreenOrientation orientation)
{
if (!m_supportsCalibrationMatrix || orientation == m_orientation) {
if (!m_supportsCalibrationMatrix || m_orientation == orientation) {
return;
}
setOrientedCalibrationMatrix(m_device, m_calibrationMatrix, orientation);
m_orientation = orientation;
Q_EMIT orientationChanged();
if (setOrientedCalibrationMatrix(m_device, m_calibrationMatrix, orientation)) {
writeEntry(ConfigKey::Orientation, static_cast<int>(orientation));
m_orientation = orientation;
Q_EMIT orientationChanged();
}
}
void Device::setCalibrationMatrix(QMatrix4x4 matrix) {
@ -587,9 +625,12 @@ void Device::setCalibrationMatrix(QMatrix4x4 matrix) {
return;
}
setOrientedCalibrationMatrix(m_device, matrix, m_orientation);
if(setOrientedCalibrationMatrix(m_device, matrix, m_orientation)) {
writeEntry(ConfigKey::Calibration, QVariant(matrix));
m_calibrationMatrix = matrix;
Q_EMIT calibrationMatrixChanged();
}
m_calibrationMatrix = matrix;
Q_EMIT calibrationMatrixChanged();
}
@ -633,3 +674,4 @@ void Device::setLeds(LEDs leds)
}
}

3
src/backends/libinput/device.h
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@ -357,6 +357,9 @@ public:
}
void setCalibrationMatrix(QMatrix4x4 matrix);
Qt::ScreenOrientation defaultOrientation() const {
return Qt::PrimaryOrientation;
}
Qt::ScreenOrientation orientation() const {
return m_orientation;
}

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