diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/Cst816s.cpp | 26 | ||||
| -rw-r--r-- | src/drivers/Cst816s.h | 26 |
2 files changed, 21 insertions, 31 deletions
diff --git a/src/drivers/Cst816s.cpp b/src/drivers/Cst816s.cpp index 127fe1ec..b8f8e45d 100644 --- a/src/drivers/Cst816s.cpp +++ b/src/drivers/Cst816s.cpp @@ -56,32 +56,24 @@ Cst816S::TouchInfos Cst816S::GetTouchInfo() { Cst816S::TouchInfos info; auto ret = twiMaster.Read(twiAddress, 0, touchData, sizeof(touchData)); - if (ret != TwiMaster::ErrorCodes::NoError) - return {}; - - auto nbTouchPoints = touchData[2] & 0x0f; - - uint8_t i = 0; - - uint8_t pointId = (touchData[touchIdIndex + (touchStep * i)]) >> 4; - if (nbTouchPoints == 0 && pointId == lastTouchId) + if (ret != TwiMaster::ErrorCodes::NoError) { + info.isValid = false; return info; + } - info.isTouch = true; + auto nbTouchPoints = touchData[2] & 0x0f; - auto xHigh = touchData[touchXHighIndex + (touchStep * i)] & 0x0f; - auto xLow = touchData[touchXLowIndex + (touchStep * i)]; + auto xHigh = touchData[touchXHighIndex] & 0x0f; + auto xLow = touchData[touchXLowIndex]; uint16_t x = (xHigh << 8) | xLow; - auto yHigh = touchData[touchYHighIndex + (touchStep * i)] & 0x0f; - auto yLow = touchData[touchYLowIndex + (touchStep * i)]; + auto yHigh = touchData[touchYHighIndex] & 0x0f; + auto yLow = touchData[touchYLowIndex]; uint16_t y = (yHigh << 8) | yLow; - auto action = touchData[touchEventIndex + (touchStep * i)] >> 6; /* 0 = Down, 1 = Up, 2 = contact*/ - info.x = x; info.y = y; - info.finger = nbTouchPoints; + info.touching = (nbTouchPoints > 0); info.gesture = static_cast<Gestures>(touchData[gestureIndex]); return info; diff --git a/src/drivers/Cst816s.h b/src/drivers/Cst816s.h index 14c296ea..26bdf4e0 100644 --- a/src/drivers/Cst816s.h +++ b/src/drivers/Cst816s.h @@ -19,12 +19,9 @@ namespace Pinetime { struct TouchInfos { uint16_t x = 0; uint16_t y = 0; - uint8_t action = 0; - uint8_t finger = 0; - uint8_t pressure = 0; - uint8_t area = 0; Gestures gesture = Gestures::None; - bool isTouch = false; + bool touching = false; + bool isValid = false; }; Cst816S(TwiMaster& twiMaster, uint8_t twiAddress); @@ -41,23 +38,24 @@ namespace Pinetime { private: static constexpr uint8_t pinIrq = 28; static constexpr uint8_t pinReset = 10; - static constexpr uint8_t lastTouchId = 0x0f; + + // Unused/Unavailable commented out + static constexpr uint8_t gestureIndex = 1; static constexpr uint8_t touchPointNumIndex = 2; - static constexpr uint8_t touchMiscIndex = 8; - static constexpr uint8_t touchXYIndex = 7; - static constexpr uint8_t touchEventIndex = 3; + //static constexpr uint8_t touchEventIndex = 3; static constexpr uint8_t touchXHighIndex = 3; static constexpr uint8_t touchXLowIndex = 4; + //static constexpr uint8_t touchIdIndex = 5; static constexpr uint8_t touchYHighIndex = 5; static constexpr uint8_t touchYLowIndex = 6; - static constexpr uint8_t touchIdIndex = 5; - static constexpr uint8_t touchStep = 6; - static constexpr uint8_t gestureIndex = 1; + //static constexpr uint8_t touchStep = 6; + //static constexpr uint8_t touchXYIndex = 7; + //static constexpr uint8_t touchMiscIndex = 8; - uint8_t touchData[10]; + uint8_t touchData[7]; TwiMaster& twiMaster; uint8_t twiAddress; }; } -}
\ No newline at end of file +} |