gtsam/matlab/gtsam_examples/CameraFlyingExample.m

59 lines
1.4 KiB
Matlab

clear all;
clc;
import gtsam.*
%% generate a set of cylinders and Samples
fieldSize = Point2([100, 100]');
cylinder_num = 10;
cylinders = cell(cylinder_num, 1);
for i = 1:cylinderNum
baseCentroid = Point2([fieldSize.x * rand, fieldSize.y * rand]');
cylinders{i,1} = cylinderSampling(baseCentroid, 1, 5, 1);
end
%% plot all the cylinders and sampled points
% now is plotting on a 100 * 100 field
figID = 1;
figure(figID);
plotCylinderSamples(cylinders, fieldSize, figID);
%% generate camera trajectories
K = Cal3_S2(525,525,0,320,240);
imageSize = Point2([640, 480]');
poseNum = 10;
cameras = cell(poseNum, 1);
trans = Point3();
% To ensure there are landmarks in view, look at one randomly chosen cylinder
% each time.
for i = 1:poseNum
camera = SimpleCamera.Lookat(trans, cylinders{round(cylinderNum*rand)}.centroid, ...
Point3([0,0,1]'), K);
incT = Point3(5*rand, 5*rand, 5*rand);
trans = trans.compose(incT);
end
%% visibility validation
visiblePoints3 = cylinderSampleProjection(camera, imageSize, cylinders);
%% plot all the projected points
%plotProjectedCylinderSamples(visiblePoints3, cameraPoses{1}, figID);
%% setp up monocular camera and get measurements
pts2dTracksMono = points2DTrackMonocular(K, cameraPoses, imageSize, cylinders);
%% set up stereo camera and get measurements
%pts2dTracksStereo = points2DTrackStereo(K, cameraPoses, imageSize, cylinders);
% ToDo: plot the trajectories
%plot3DTrajectory();