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Commit 2d46ae78 authored by Siarhei Vishniakou's avatar Siarhei Vishniakou Committed by android-build-merger
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Ensure history has pointer id of interest. 

am: c7dc3784

Change-Id: I810a5f46a324aa9592418355e5d9838af8875622
parents 2b31da17 c7dc3784

include/input/InputTransport.h

+7 −0
Original line number Diff line number Diff line
@@ -384,6 +384,10 @@ private: 
        const PointerCoords& getPointerById(uint32_t id) const {

            return pointers[idToIndex[id]];

        }



        bool hasPointerId(uint32_t id) const {

            return idBits.hasBit(id);

        }

    };

    struct TouchState {

        int32_t deviceId;
@@ -419,6 +423,9 @@ private: 
            if (historySize < 2) {

                return false;

            }

            if (!getHistory(0)->hasPointerId(id) || !getHistory(1)->hasPointerId(id)) {

                return false;

            }

            float currentX = getHistory(0)->getPointerById(id).getX();

            float currentY = getHistory(0)->getPointerById(id).getY();

            float previousX = getHistory(1)->getPointerById(id).getX();