Fix T83930 and Fix T84659: Walk navigation tablet bugs.fix-tablet-walk

Fixes T83930, allowing walk navigation to continue without jumping back
after repositiong pen.

Fixes T84659, allow walk navigation to start (for Windows Ink) from
keyboard shortcut when pen is in use.

1 files changed, 10 insertions, 1 deletions

diff --git a/source/blender/editors/space_view3d/view3d_walk.c b/source/blender/editors/space_view3d/view3d_walk.c
index ab4cf0c2135..d6686696eea 100644
--- a/source/blender/editors/space_view3d/view3d_walk.c
+++ b/source/blender/editors/space_view3d/view3d_walk.c
@@ -693,6 +693,9 @@ static void walkEvent(bContext *C, WalkInfo *walk, const wmEvent *event)
       if ((walk->center_mval[0] == event->mval[0]) && (walk->center_mval[1] == event->mval[1])) {
         walk->is_cursor_first = false;
       }
+      else if (event->tablet.is_motion_absolute) {
+        walk->is_cursor_first = false;
+      }
       else {
         /* note, its possible the system isn't giving us the warp event
          * ideally we shouldn't have to worry about this, see: T45361 */
@@ -704,13 +707,19 @@ static void walkEvent(bContext *C, WalkInfo *walk, const wmEvent *event)
       return;
     }
 
-    if ((walk->is_cursor_absolute == false) && event->tablet.is_motion_absolute) {
+    if (!walk->is_cursor_absolute && event->tablet.is_motion_absolute) {
       walk->is_cursor_absolute = true;
       copy_v2_v2_int(walk->prev_mval, event->mval);
       copy_v2_v2_int(walk->center_mval, event->mval);
       /* Without this we can't turn 180d with the default speed of 1.0. */
       walk->mouse_speed *= 4.0f;
     }
+    else if (walk->is_cursor_absolute && !event->tablet.is_motion_absolute) {
+        walk->is_cursor_absolute = false;
+        walk->is_cursor_first = true;
+        /* Return walk speed to normal. */
+        walk->mouse_speed = U.walk_navigation.mouse_speed;
+    }
 #endif /* USE_TABLET_SUPPORT */
 
     walk->moffset[0] += event->mval[0] - walk->prev_mval[0];