% PRF: pulse repetition frequency
% fs: sampling rate
% fc: carrier frequency
% numP: number of pulses
% gamma_r: range compression ratio
% gamma_d: doppler compression ratio

% distance_v: real distance value
% speed_v: real speed value


function [distance_v, speed_v] = get_range_speed_val(PRF, fs, fc, numP, gamma_r, gamma_d)
    
    % parameters
    if nargin < 6
        gamma_d = 0.5;
    end
    if nargin < 5
        gamma_r = 0.5;
    end
    c = 3e8;
    Tr = 1 / PRF;
    lambda = c / fc;
    
    % calculate
    distance_v = 0: (c / fs / 2 * gamma_r) : (Tr * c / 2 - c / fs / 2 * gamma_r);
    speed_v = -(-PRF / 2: PRF / numP * gamma_d: PRF / 2 - PRF / numP * gamma_d) * lambda / 2 ;
    
end