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Commit a21c1da1 authored by Andres Morales's avatar Andres Morales
Browse files

make RingBuffer const viable 

- mark size() const
- expose const operator[]

Change-Id: Ie94ff798caed6b0d9a039e359610204e93c073ac
parent 5f986095

libs/hwui/utils/RingBuffer.h

+5 −1
Original line number Original line Diff line number Diff line
@@ -32,7 +32,7 @@ public: 
    ~RingBuffer() {}

    ~RingBuffer() {}





    constexpr size_t capacity() const { return SIZE; }

    constexpr size_t capacity() const { return SIZE; }

    size_t size() { return mCount; }

    size_t size() const { return mCount; }





    T& next() {

    T& next() {

        mHead = (mHead + 1) % SIZE;

        mHead = (mHead + 1) % SIZE;
@@ -54,6 +54,10 @@ public: 
        return mBuffer[(mHead + index + 1) % mCount];

        return mBuffer[(mHead + index + 1) % mCount];

    }

    }





    const T& operator[](size_t index) const {

        return mBuffer[(mHead + index + 1) % mCount];

    }



    void clear() {

    void clear() {

        mCount = 0;

        mCount = 0;

        mHead = -1;

        mHead = -1;