Function getScalar

src/backend/opencl/copy.cpp:193–198

template<typename T>
T getScalar(const Array<T> &src) {
    T retVal{};
    getQueue().enqueueReadBuffer(
        *src.get(), CL_TRUE, sizeof(T) * src.getOffset(), sizeof(T), &retVal);
    return retVal;
}

#define INSTANTIATE_GETSCALAR(T) template T getScalar(const Array<T> &in);