private unsafe void TestVecKernel(Context c, CommandQueue cq, Kernel k)
{
Float2 f2 = new Float2(0.0f,1.0f);
float[] memory = new float[2];
fixed (float* pMemory = memory)
{
Mem mem = c.CreateBuffer((MemFlags)((ulong)MemFlags.READ_WRITE | (ulong)MemFlags.USE_HOST_PTR), 4 * 2, pMemory);
k.SetArg(0, f2);
k.SetArg(1, mem);
cq.EnqueueTask(k);
cq.EnqueueBarrier();
IntPtr pMap = cq.EnqueueMapBuffer(mem, true, MapFlags.READ, 0, 2 * 4);
cq.EnqueueUnmapMemObject(mem, pMap);
}
}
public void SetArg(int argIndex, Float2 c)
{
ErrorCode result;
result = OpenCL.SetKernelArg(KernelID, (uint)argIndex, (IntPtr)sizeof(Float2), &c);
if (result != ErrorCode.SUCCESS)
throw new OpenCLException("SetArg failed with error code " + result, result);
}