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dix: ptraccel - Add GetAccelerationProfile() 

Signed-off-by: Peter Hutterer <peter.hutterer@redhat.com>
This commit is contained in:
Simon Thum 2008-11-25 13:43:28 +10:00 committed by Peter Hutterer
parent beb749c87f
commit fbb57a2c54
1 changed files with 34 additions and 33 deletions
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65
dix/ptrveloc.c
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@ -75,7 +75,8 @@ CleanupFilterChain(DeviceVelocityPtr s);
static float static float
SimpleSmoothProfile(DeviceVelocityPtr pVel, float velocity, SimpleSmoothProfile(DeviceVelocityPtr pVel, float velocity,
float threshold, float acc); float threshold, float acc);
static PointerAccelerationProfileFunc
GetAccelerationProfile(DeviceVelocityPtr s, int profile_num);
/*#define PTRACCEL_DEBUGGING*/ /*#define PTRACCEL_DEBUGGING*/
@ -675,6 +676,33 @@ LinearProfile(
} }
static PointerAccelerationProfileFunc
GetAccelerationProfile(
DeviceVelocityPtr s,
int profile_num)
{
switch(profile_num){
case AccelProfileClassic:
return ClassicProfile;
case AccelProfileDeviceSpecific:
return s->deviceSpecificProfile;
case AccelProfilePolynomial:
return PolynomialAccelerationProfile;
case AccelProfileSmoothLinear:
return SmoothLinearProfile;
case AccelProfileSimple:
return SimpleSmoothProfile;
case AccelProfilePower:
return PowerProfile;
case AccelProfileLinear:
return LinearProfile;
case AccelProfileReserved:
/* reserved for future use, e.g. a user-defined profile */
default:
return NULL;
}
}
/** /**
* Set the profile by number. * Set the profile by number.
* Intended to make profiles exchangeable at runtime. * Intended to make profiles exchangeable at runtime.
@ -689,38 +717,11 @@ SetAccelerationProfile(
int profile_num) int profile_num)
{ {
PointerAccelerationProfileFunc profile; PointerAccelerationProfileFunc profile;
switch(profile_num){ profile = GetAccelerationProfile(s, profile_num);
case -1:
profile = NULL; /* Special case to uninit properly */ if(profile == NULL && profile_num != -1)
break;
case AccelProfileClassic:
profile = ClassicProfile;
break;
case AccelProfileDeviceSpecific:
if(NULL == s->deviceSpecificProfile)
return FALSE; return FALSE;
profile = s->deviceSpecificProfile;
break;
case AccelProfilePolynomial:
profile = PolynomialAccelerationProfile;
break;
case AccelProfileSmoothLinear:
profile = SmoothLinearProfile;
break;
case AccelProfileSimple:
profile = SimpleSmoothProfile;
break;
case AccelProfilePower:
profile = PowerProfile;
break;
case AccelProfileLinear:
profile = LinearProfile;
break;
case AccelProfileReserved:
/* reserved for future use, e.g. a user-defined profile */
default:
return FALSE;
}
if(s->profile_private != NULL){ if(s->profile_private != NULL){
/* Here one could free old profile-private data */ /* Here one could free old profile-private data */
xfree(s->profile_private); xfree(s->profile_private);