xserver libX11 libxcb mesa git update 15 Mar 2011

1 files changed, 144 insertions, 138 deletions

diff --git a/xorg-server/include/ptrveloc.h b/xorg-server/include/ptrveloc.h
index 8c59c0361..1198146f1 100644
--- a/xorg-server/include/ptrveloc.h
+++ b/xorg-server/include/ptrveloc.h
@@ -1,138 +1,144 @@
-/*
- *
- * Copyright © 2006-2009 Simon Thum             simon dot thum at gmx dot de
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef POINTERVELOCITY_H
-#define POINTERVELOCITY_H
-
-#include <input.h> /* DeviceIntPtr */
-
-/* constants for acceleration profiles */
-
-#define AccelProfileNone -1
-#define AccelProfileClassic  0
-#define AccelProfileDeviceSpecific 1
-#define AccelProfilePolynomial 2
-#define AccelProfileSmoothLinear 3
-#define AccelProfileSimple 4
-#define AccelProfilePower 5
-#define AccelProfileLinear 6
-#define AccelProfileSmoothLimited 7
-#define AccelProfileLAST AccelProfileSmoothLimited
-
-/* fwd */
-struct _DeviceVelocityRec;
-
-/**
- * profile
- * returns actual acceleration depending on velocity, acceleration control,...
- */
-typedef float (*PointerAccelerationProfileFunc)
-              (DeviceIntPtr dev, struct _DeviceVelocityRec* vel,
-               float velocity, float threshold, float accelCoeff);
-
-/**
- * a motion history, with just enough information to
- * calc mean velocity and decide which motion was along
- * a more or less straight line
- */
-typedef struct _MotionTracker {
-    int dx, dy;     /* accumulated delta for each axis */
-    int time;         /* time of creation */
-    int dir;        /* initial direction bitfield */
-} MotionTracker, *MotionTrackerPtr;
-
-/* number of properties for predictable acceleration */
-#define NPROPS_PREDICTABLE_ACCEL 4
-
-/**
- * Contains all data needed to implement mouse ballistics
- */
-typedef struct _DeviceVelocityRec {
-    MotionTrackerPtr tracker;
-    int num_tracker;
-    int cur_tracker;        /* current index */
-    float   velocity;       /* velocity as guessed by algorithm */
-    float   last_velocity;  /* previous velocity estimate */
-    int     last_dx;      /* last time-difference */
-    int     last_dy ;     /* phase of last/current estimate */
-    float   corr_mul;       /* config: multiply this into velocity */
-    float   const_acceleration;  /* config: (recipr.) const deceleration */
-    float   min_acceleration;    /* config: minimum acceleration */
-    short   reset_time;     /* config: reset non-visible state after # ms */
-    short   use_softening;  /* config: use softening of mouse values */
-    float   max_rel_diff;   /* config: max. relative difference */
-    float   max_diff;       /* config: max. difference */
-    int     initial_range;  /* config: max. offset used as initial velocity */
-    Bool    average_accel;  /* config: average acceleration over velocity */
-    PointerAccelerationProfileFunc Profile;
-    PointerAccelerationProfileFunc deviceSpecificProfile;
-    void*   profile_private;/* extended data, see  SetAccelerationProfile() */
-    struct {   /* to be able to query this information */
-        int     profile_number;
-    } statistics;
-    long    prop_handlers[NPROPS_PREDICTABLE_ACCEL];
-} DeviceVelocityRec, *DeviceVelocityPtr;
-
-extern _X_EXPORT void
-InitVelocityData(DeviceVelocityPtr vel);
-
-extern _X_EXPORT void
-InitTrackers(DeviceVelocityPtr vel, int ntracker);
-
-extern _X_EXPORT short
-ProcessVelocityData2D(DeviceVelocityPtr vel, int dx, int dy, int time);
-
-extern _X_EXPORT float
-BasicComputeAcceleration(DeviceIntPtr dev, DeviceVelocityPtr vel,
-    float velocity, float threshold, float acc);
-
-extern _X_EXPORT void
-FreeVelocityData(DeviceVelocityPtr vel);
-
-extern _X_EXPORT int
-SetAccelerationProfile(DeviceVelocityPtr vel, int profile_num);
-
-extern _X_EXPORT DeviceVelocityPtr
-GetDevicePredictableAccelData(DeviceIntPtr dev);
-
-extern _X_EXPORT void
-SetDeviceSpecificAccelerationProfile(DeviceVelocityPtr vel,
-                                     PointerAccelerationProfileFunc profile);
-
-extern _X_INTERNAL void
-AccelerationDefaultCleanup(DeviceIntPtr dev);
-
-extern _X_INTERNAL Bool
-InitPredictableAccelerationScheme(DeviceIntPtr dev,
-				  struct _ValuatorAccelerationRec* protoScheme);
-
-extern _X_INTERNAL void
-acceleratePointerPredictable(DeviceIntPtr dev, int first_valuator,
-                             int num_valuators, int *valuators, int evtime);
-
-extern _X_INTERNAL void
-acceleratePointerLightweight(DeviceIntPtr dev, int first_valuator,
-                             int num_valuators, int *valuators, int ignored);
-
-#endif  /* POINTERVELOCITY_H */
+/*

+ *

+ * Copyright © 2006-2011 Simon Thum             simon dot thum at gmx dot de

+ *

+ * Permission is hereby granted, free of charge, to any person obtaining a

+ * copy of this software and associated documentation files (the "Software"),

+ * to deal in the Software without restriction, including without limitation

+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,

+ * and/or sell copies of the Software, and to permit persons to whom the

+ * Software is furnished to do so, subject to the following conditions:

+ *

+ * The above copyright notice and this permission notice (including the next

+ * paragraph) shall be included in all copies or substantial portions of the

+ * Software.

+ *

+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

+ * DEALINGS IN THE SOFTWARE.

+ */

+

+#ifndef POINTERVELOCITY_H

+#define POINTERVELOCITY_H

+

+#include <input.h>

+

+/* constants for acceleration profiles */

+

+#define AccelProfileNone -1

+#define AccelProfileClassic  0

+#define AccelProfileDeviceSpecific 1

+#define AccelProfilePolynomial 2

+#define AccelProfileSmoothLinear 3

+#define AccelProfileSimple 4

+#define AccelProfilePower 5

+#define AccelProfileLinear 6

+#define AccelProfileSmoothLimited 7

+#define AccelProfileLAST AccelProfileSmoothLimited

+

+/* fwd */

+struct _DeviceVelocityRec;

+

+/**

+ * profile

+ * returns actual acceleration depending on velocity, acceleration control,...

+ */

+typedef float (*PointerAccelerationProfileFunc)

+              (DeviceIntPtr dev, struct _DeviceVelocityRec* vel,

+               float velocity, float threshold, float accelCoeff);

+

+/**

+ * a motion history, with just enough information to

+ * calc mean velocity and decide which motion was along

+ * a more or less straight line

+ */

+typedef struct _MotionTracker {

+    int dx, dy;     /* accumulated delta for each axis */

+    int time;         /* time of creation */

+    int dir;        /* initial direction bitfield */

+} MotionTracker, *MotionTrackerPtr;

+

+/**

+ * Contains all data needed to implement mouse ballistics

+ */

+typedef struct _DeviceVelocityRec {

+    MotionTrackerPtr tracker;

+    int num_tracker;

+    int cur_tracker;        /* current index */

+    float   velocity;       /* velocity as guessed by algorithm */

+    float   last_velocity;  /* previous velocity estimate */

+    int     last_dx;      /* last time-difference */

+    int     last_dy ;     /* phase of last/current estimate */

+    float   corr_mul;       /* config: multiply this into velocity */

+    float   const_acceleration;  /* config: (recipr.) const deceleration */

+    float   min_acceleration;    /* config: minimum acceleration */

+    short   reset_time;     /* config: reset non-visible state after # ms */

+    short   use_softening;  /* config: use softening of mouse values */

+    float   max_rel_diff;   /* config: max. relative difference */

+    float   max_diff;       /* config: max. difference */

+    int     initial_range;  /* config: max. offset used as initial velocity */

+    Bool    average_accel;  /* config: average acceleration over velocity */

+    PointerAccelerationProfileFunc Profile;

+    PointerAccelerationProfileFunc deviceSpecificProfile;

+    void*   profile_private;/* extended data, see  SetAccelerationProfile() */

+    struct {   /* to be able to query this information */

+        int     profile_number;

+    } statistics;

+} DeviceVelocityRec, *DeviceVelocityPtr;

+

+/**

+ * contains the run-time data for the predictable scheme, that is, a

+ * DeviceVelocityPtr and the property handlers.

+ */

+typedef struct _PredictableAccelSchemeRec {

+    DeviceVelocityPtr vel;

+    long* prop_handlers;

+    int num_prop_handlers;

+} PredictableAccelSchemeRec, *PredictableAccelSchemePtr;

+

+extern _X_EXPORT void

+InitVelocityData(DeviceVelocityPtr vel);

+

+extern _X_EXPORT void

+InitTrackers(DeviceVelocityPtr vel, int ntracker);

+

+extern _X_EXPORT short

+ProcessVelocityData2D(DeviceVelocityPtr vel, int dx, int dy, int time);

+

+extern _X_EXPORT float

+BasicComputeAcceleration(DeviceIntPtr dev, DeviceVelocityPtr vel,

+    float velocity, float threshold, float acc);

+

+extern _X_EXPORT void

+FreeVelocityData(DeviceVelocityPtr vel);

+

+extern _X_EXPORT int

+SetAccelerationProfile(DeviceVelocityPtr vel, int profile_num);

+

+extern _X_EXPORT DeviceVelocityPtr

+GetDevicePredictableAccelData(DeviceIntPtr dev);

+

+extern _X_EXPORT void

+SetDeviceSpecificAccelerationProfile(DeviceVelocityPtr vel,

+                                     PointerAccelerationProfileFunc profile);

+

+extern _X_INTERNAL void

+AccelerationDefaultCleanup(DeviceIntPtr dev);

+

+extern _X_INTERNAL Bool

+InitPredictableAccelerationScheme(DeviceIntPtr dev,

+				  struct _ValuatorAccelerationRec* protoScheme);

+

+extern _X_INTERNAL void

+acceleratePointerPredictable(DeviceIntPtr dev, ValuatorMask* val,

+                             CARD32 evtime);

+

+extern _X_INTERNAL void

+acceleratePointerLightweight(DeviceIntPtr dev, ValuatorMask* val,

+                             CARD32 evtime);

+

+#endif  /* POINTERVELOCITY_H */