On Tue, Aug 09, 2011 at 05:31:41PM -0700, Jason Gerecke wrote:
> Supports AC_PRESSUREHOLD by adding a 'holdPressure' variable to
> the '_WacomDeviceRec' struct. When non-negative, the value of
> this variable will be used in place of pressure being reported
> by the hardware.
I think 2 and 3 can easily be squashed together without causing confusion,
they belong to the same logical change after all. One thing I'd like to see
though is a man page addition and wait for what the result is of the
AC_CUSTOM argument I brought up in the other email.
Cheers,
Peter
> ---
> src/wcmCommon.c | 11 +++++++++++
> src/xf86Wacom.c | 1 +
> src/xf86WacomDefs.h | 6 ++++++
> 3 files changed, 18 insertions(+), 0 deletions(-)
>
> diff --git a/src/wcmCommon.c b/src/wcmCommon.c
> index 95dbb90..0689abc 100644
> --- a/src/wcmCommon.c
> +++ b/src/wcmCommon.c
> @@ -203,6 +203,7 @@ static void sendAction(InputInfoPtr pInfo, int press,
> unsigned int *keys, int nkeys,
> int first_val, int num_val, int *valuators)
> {
> + WacomDevicePtr priv = (WacomDevicePtr) pInfo->private;
> int i;
>
> /* Actions only trigger on press, not release */
> @@ -237,6 +238,10 @@ static void sendAction(InputInfoPtr pInfo, int press,
> wcmDevSwitchModeCall(pInfo,
> (is_absolute(pInfo)) ?
> Relative : Absolute); /* not a typo! */
> break;
> + case AC_PRESSUREHOLD:
> + DBG(4, priv, "Pressure hold ENABLED at p=%d",
> priv->oldZ);
> + priv->holdPressure = priv->oldZ;
> + break;
> }
> }
>
> @@ -273,6 +278,10 @@ static void sendAction(InputInfoPtr pInfo, int press,
> if (countPresses(key_code, &keys[i],
> nkeys - i))
> wcmEmitKeycode(pInfo->dev,
> key_code, 0);
> }
> + case AC_PRESSUREHOLD:
> + DBG(4, priv, "Pressure hold DISABLED");
> + priv->holdPressure = -1;
> + break;
> }
>
> }
> @@ -1174,6 +1183,8 @@ static void commonDispatchDevice(WacomCommonPtr common,
> unsigned int channel,
> if (IsPen(priv))
> filtered.buttons = setPressureButton(priv, &filtered);
> filtered.pressure = applyPressureCurve(priv,&filtered);
> + if (priv->holdPressure >= 0)
> + filtered.pressure = priv->holdPressure;
> if (IsPen(priv))
> common->wcmPenInProx = filtered.proximity;
> }
> diff --git a/src/xf86Wacom.c b/src/xf86Wacom.c
> index 16561b5..8090e8d 100644
> --- a/src/xf86Wacom.c
> +++ b/src/xf86Wacom.c
> @@ -436,6 +436,7 @@ static int wcmDevInit(DeviceIntPtr pWcm)
> {
> wcmInitialToolSize(pInfo);
> wcmMappingFactor(pInfo);
> + priv->holdPressure = -1;
> }
>
> if (!wcmInitAxes(pWcm))
> diff --git a/src/xf86WacomDefs.h b/src/xf86WacomDefs.h
> index 94eee2e..9980202 100644
> --- a/src/xf86WacomDefs.h
> +++ b/src/xf86WacomDefs.h
> @@ -320,6 +320,12 @@ struct _WacomDeviceRec
> Atom strip_actions[4];
>
> OsTimerPtr serial_timer; /* timer used for serial number property
> update */
> +
> + /* If negative, pressure hold is disabled and the driver will report
> + * actual HW pressure. Otherwise, pressure hold is enabled and the
> + * value contained is used in lieu of HW pressure.
> + */
> + int holdPressure;
> };
>
>
> /******************************************************************************
> --
> 1.7.5.2
>
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