__kernel
void zero_mem(
               const int            width,
               const int            height,
               __global float*      mem)
{
    const int i = get_global_id(0);
    const int j = get_global_id(1);

    if(i >= width)
        return;
    
    if(j >= height)
        return;

    mem[j*width + i] = 0;
}
