65 lines
2.1 KiB
Matlab
65 lines
2.1 KiB
Matlab
% Mirror
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% :PROPERTIES:
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% :header-args:matlab+: :tangle ../src/initializeMirror.m
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% :header-args:matlab+: :comments org :mkdirp yes
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% :header-args:matlab+: :eval no :results none
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% :END:
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% <<sec:initializeMirror>>
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% This Matlab function is accessible [[file:../src/initializeMirror.m][here]].
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function [] = initializeMirror(opts_param)
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%% Default values for opts
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opts = struct(...
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'shape', 'spherical', ... % spherical or conical
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'angle', 45 ...
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);
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%% Populate opts with input parameters
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if exist('opts_param','var')
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for opt = fieldnames(opts_param)'
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opts.(opt{1}) = opts_param.(opt{1});
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end
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end
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%%
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mirror = struct();
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mirror.h = 50; % height of the mirror [mm]
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mirror.thickness = 25; % Thickness of the plate supporting the sample [mm]
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mirror.hole_rad = 120; % radius of the hole in the mirror [mm]
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mirror.support_rad = 100; % radius of the support plate [mm]
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mirror.jacobian = 150; % point of interest offset in z (above the top surfave) [mm]
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mirror.rad = 180; % radius of the mirror (at the bottom surface) [mm]
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mirror.density = 2400; % Density of the mirror [kg/m3]
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mirror.color = [0.4 1.0 1.0]; % Color of the mirror
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mirror.cone_length = mirror.rad*tand(opts.angle)+mirror.h+mirror.jacobian; % Distance from Apex point of the cone to jacobian point
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%% Shape
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mirror.shape = [...
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0 mirror.h-mirror.thickness
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mirror.hole_rad mirror.h-mirror.thickness; ...
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mirror.hole_rad 0; ...
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mirror.rad 0 ...
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];
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if strcmp(opts.shape, 'spherical')
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mirror.sphere_radius = sqrt((mirror.jacobian+mirror.h)^2+mirror.rad^2); % Radius of the sphere [mm]
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for z = linspace(0, mirror.h, 101)
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mirror.shape = [mirror.shape; sqrt(mirror.sphere_radius^2-(z-mirror.jacobian-mirror.h)^2) z];
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end
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elseif strcmp(opts.shape, 'conical')
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mirror.shape = [mirror.shape; mirror.rad+mirror.h/tand(opts.angle) mirror.h];
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else
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error('Shape should be either conical or spherical');
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end
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mirror.shape = [mirror.shape; 0 mirror.h];
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%% Save
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save('./mat/stages.mat', 'mirror', '-append');
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end
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