Kernel

#pragma OPENCL EXTENSION cl_khr_fp64 : enable

__kernel void afstand(__global const Coord *OP, __global const Coord *Segment, __global const Coord* Afstanden, __global const int flightAltitude)
{
    int i = get_global_id(0);
    int segment, opNr;
    double xDelta, yDelta;
    double afstand;

    segment = i % maxSegmenten;
    OP = (i - segment) / maxSegmenten;

    xDelta = Segment[segment].x - OP[opNr].x;
    yDelta = Segment[segment].y - OP[opNr].y;

    distance = hypot((xDelta*xDelta),(yDelta*yDelta),(double)(flightAltitude*flightAltitude));

    Afstanden[i] = distance;
}