Skip to content

Commit

Permalink
---
Browse files Browse the repository at this point in the history
yaml
---
r: 53414
b: refs/heads/master
c: 0d9d93c
h: refs/heads/master
v: v3
  • Loading branch information
Dmitry Torokhov committed Apr 12, 2007
1 parent 3435361 commit eeed313
Show file tree
Hide file tree
Showing 2 changed files with 27 additions and 26 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: f42649e84831efc69d5f621f1c36a39b4e384a99
refs/heads/master: 0d9d93c411c9351ba186f5ec910b10da7c1d9d14
51 changes: 26 additions & 25 deletions trunk/drivers/input/mousedev.c
Original file line number Diff line number Diff line change
Expand Up @@ -124,32 +124,33 @@ static void mousedev_touchpad_event(struct input_dev *dev, struct mousedev *mous
int size, tmp;
enum { FRACTION_DENOM = 128 };

if (mousedev->touch) {
size = dev->absmax[ABS_X] - dev->absmin[ABS_X];
if (size == 0)
size = 256 * 2;

switch (code) {
case ABS_X:
fx(0) = value;
if (mousedev->pkt_count >= 2) {
tmp = ((value - fx(2)) * (256 * FRACTION_DENOM)) / size;
tmp += mousedev->frac_dx;
mousedev->packet.dx = tmp / FRACTION_DENOM;
mousedev->frac_dx = tmp - mousedev->packet.dx * FRACTION_DENOM;
}
break;
switch (code) {
case ABS_X:
fx(0) = value;
if (mousedev->touch && mousedev->pkt_count >= 2) {
size = dev->absmax[ABS_X] - dev->absmin[ABS_X];
if (size == 0)
size = 256 * 2;
tmp = ((value - fx(2)) * (256 * FRACTION_DENOM)) / size;
tmp += mousedev->frac_dx;
mousedev->packet.dx = tmp / FRACTION_DENOM;
mousedev->frac_dx = tmp - mousedev->packet.dx * FRACTION_DENOM;
}
break;

case ABS_Y:
fy(0) = value;
if (mousedev->pkt_count >= 2) {
tmp = -((value - fy(2)) * (256 * FRACTION_DENOM)) / size;
tmp += mousedev->frac_dy;
mousedev->packet.dy = tmp / FRACTION_DENOM;
mousedev->frac_dy = tmp - mousedev->packet.dy * FRACTION_DENOM;
}
break;
}
case ABS_Y:
fy(0) = value;
if (mousedev->touch && mousedev->pkt_count >= 2) {
/* use X size to keep the same scale */
size = dev->absmax[ABS_X] - dev->absmin[ABS_X];
if (size == 0)
size = 256 * 2;
tmp = -((value - fy(2)) * (256 * FRACTION_DENOM)) / size;
tmp += mousedev->frac_dy;
mousedev->packet.dy = tmp / FRACTION_DENOM;
mousedev->frac_dy = tmp - mousedev->packet.dy * FRACTION_DENOM;
}
break;
}
}

Expand Down

0 comments on commit eeed313

Please sign in to comment.