function canUse = canUseGPU()
%CANUSEGPU Check if a compatible GPU is available for parallel computing
%   Returns true if MATLAB Parallel Computing Toolbox is available and
%   a CUDA-capable GPU is detected.

canUse = false;

% Check if Parallel Computing Toolbox is installed
if ~license('test', 'Distrib_Computing_Toolbox')
    return;
end

% Check for GPU device
try
    gpu = gpuDevice();
    canUse = gpu.DeviceSupported;
catch
    canUse = false;
end
end