test-bench-nano-hexapod/matlab/src/generateYZScanTrajectory.m

84 lines
1.8 KiB
Matlab

function [ref] = generateYZScanTrajectory(args)
% generateYZScanTrajectory -
%
% Syntax: [ref] = generateYZScanTrajectory(args)
%
% Inputs:
% - args
%
% Outputs:
% - ref - Reference Signal
arguments
args.y_tot (1,1) double {mustBeNumeric} = 10e-6 % [m]
args.z_tot (1,1) double {mustBeNumeric} = 10e-6 % [m]
args.n (1,1) double {mustBeInteger, mustBePositive} = 10 % [-]
args.Ts (1,1) double {mustBeNumeric, mustBePositive} = 1e-4 % [s]
args.ti (1,1) double {mustBeNumeric, mustBePositive} = 1 % [s]
args.tw (1,1) double {mustBeNumeric, mustBePositive} = 1 % [s]
args.ty (1,1) double {mustBeNumeric, mustBePositive} = 1 % [s]
args.tz (1,1) double {mustBeNumeric, mustBePositive} = 1 % [s]
end
time_i = 0:args.Ts:args.ti;
time_w = 0:args.Ts:args.tw;
time_y = 0:args.Ts:args.ty;
time_z = 0:args.Ts:args.tz;
% Go to initial position
y = (time_i/args.ti)*(args.y_tot/2);
% Wait
y = [y, y(end)*ones(size(time_w))];
% Scans
for i = 1:args.n
if mod(i,2) == 0
y = [y, -(args.y_tot/2) + (time_y/args.ty)*args.y_tot];
else
y = [y, (args.y_tot/2) - (time_y/args.ty)*args.y_tot];
end
if i < args.n
y = [y, y(end)*ones(size(time_z))];
end
end
% Wait a litle bit
y = [y, y(end)*ones(size(time_w))];
% End motion
y = [y, y(end) - y(end)*time_i/args.ti];
% Go to initial position
z = (time_i/args.ti)*(args.z_tot/2);
% Wait
z = [z, z(end)*ones(size(time_w))];
% Scans
for i = 1:args.n
z = [z, z(end)*ones(size(time_y))];
if i < args.n
z = [z, z(end) - (time_z/args.tz)*args.z_tot/(args.n-1)];
end
end
% Wait a litle bit
z = [z, z(end)*ones(size(time_w))];
% End motion
z = [z, z(end) - z(end)*time_i/args.ti];
t = 0:args.Ts:args.Ts*(length(y) - 1);
ref = zeros(length(y), 7);
ref(:, 1) = t;
ref(:, 3) = y;
ref(:, 4) = z;