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Marker moving on the octagram
on 8 Oct 2024
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Cite your audio source here (if applicable): https://music.yukizakura.net/free/bgm/u001.wav
drawframe(1);
Write your drawframe function below
function drawframe(f)
persistent p
x = [2 1 3 1 2 3 1 3 2];
y = [3 1 2 3 1 3 2 1 3];
if f == 1
set(gcf, 'Color', 'w');
xlim([1 3]);
ylim([1 3]);
hold on
axis off
colormap(hsv);
clim([0 96]);
patch(x, y, 0:12:96, 'LineWidth', 2, ...
'FaceColor', 'none', 'EdgeColor', 'interp');
p = patch();
end
s = ceil(f / 12);
a = mod(f-1, 12);
x2 = x(s) + (x(s+1) - x(s)) * a / 12;
y2 = y(s) + (y(s+1) - y(s)) * a / 12;
p.delete
p = patch(x2, y2, f-1, 'Marker', 'o', 'MarkerSize', 10, ...
'MarkerFaceColor', 'flat', 'EdgeColor', 'interp');
% Audio: https://music.yukizakura.net/free/bgm/u001.wav
end
