Add confidence bit for palm rejection (#547)

* Add confidence bit for palm rejection * Set Confidence bit by default * Remove logging * Use constant for palm type
VoodooI2C · Nov 4, 2024 · 3d431f8 · 3d431f8
1 parent 178808c
commit 3d431f8
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Showing 3 changed files with 9 additions and 0 deletions.
diff --git a/Multitouch Support/Native/VoodooI2CNativeEngine.cpp b/Multitouch Support/Native/VoodooI2CNativeEngine.cpp
@@ -47,6 +47,11 @@ MultitouchReturn VoodooI2CNativeEngine::handleInterruptReport(VoodooI2CMultitouc
         if (inputTransducer->isValid) {
             valid_touch_count++;
         }
+
+        if (!transducer->confidence.value()) {
+            inputTransducer->fingerType = kMT2FingerTypePalm;
+        }
+
         inputTransducer->isTransducerActive = transducer->tip_switch.value();
         inputTransducer->isPhysicalButtonDown = !transducer->has_secondary_button && transducer->physical_button.value(); // if it has secondary button, then it will be passed as buttons on the "trackpoint" device
 

diff --git a/Multitouch Support/VoodooI2CDigitiserTransducer.cpp b/Multitouch Support/VoodooI2CDigitiserTransducer.cpp
@@ -41,6 +41,9 @@ VoodooI2CDigitiserTransducer* VoodooI2CDigitiserTransducer::transducer(Digitiser
     transducer->collection  = digitizer_collection;
     transducer->in_range    = false;
 
+    // Set Confidence bit for satellites which do not implement contact rejection yet
+    transducer->confidence.update(1, 0);
+
 exit:
     return transducer;
 }
diff --git a/Multitouch Support/VoodooI2CDigitiserTransducer.hpp b/Multitouch Support/VoodooI2CDigitiserTransducer.hpp
@@ -101,6 +101,7 @@ class EXPORT VoodooI2CDigitiserTransducer : public OSObject {
     DigitiserTransducerAziAltiOrentation azi_alti_orientation;
     DigitiserTransducerTiltOrientation tilt_orientation;
 
+    DigitiserTransducerButtonState confidence;
     DigitiserTransducerButtonState tip_switch;
     TimeTrackedValue tip_pressure;