-
Notifications
You must be signed in to change notification settings - Fork 28
/
sourceorama.m
executable file
·262 lines (212 loc) · 10.1 KB
/
sourceorama.m
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
classdef sourceorama < handle
%% SOURCEORAMA Create a sourceorama object
%
% srcorma =
% sourceorama(hdf5file,srcs,sequenceTimeLength,tel,dataSetTimeLength)
% create a sourceorama object from a hdf5 filename, a sources vector,
% the time length of the source propagation sequence, a
% telescope+atmosphere object and the time length of one data set
%
% srcorma = sourceorama(hdf5file,srcs)
% create a sourceorama object from a hdf5 filename and a sources
% vector. This constructor is used to re-play a recorded source
% propagation sequence.
properties
% source object array
srcs;
% telescope+atmosphere object
tel;
% HDF5 file name
hdf5file;
% whole data time length
sequenceTimeLength
% tag
tag = 'SOURCEORAMA';
newh5File = true;
chronometer = 0;
end
properties (Dependent)
% time length of each data set [s]
dataSetTimeLength;
end
properties (SetAccess=private)
% memory size of each data set [GB]
dataSetMemSize;
end
properties (Access=private)
% time length of each data set [s]
p_dataSetTimeLength;
% data buffer
buffer
opdCount = 1;
bufferCount = 0;;
dataSetTimeLimit;
log;
end
methods
%% Constructor
function obj = sourceorama(hdf5file,srcs,varargin)
p = inputParser;
p.addRequired('hdf5file' , @ischar);
p.addRequired('srcs' , @(x) isa(x,'source') );
p.addOptional('sequenceTimeLength', Inf, @isnumeric );
p.addOptional('tel' , [] , @(x) isa(x,'telescopeAbstract') );
p.addOptional('dataSetTimeLength' , 1 , @isnumeric );
p.parse(hdf5file,srcs,varargin{:});
obj.srcs = p.Results.srcs(:)';
obj.hdf5file = p.Results.hdf5file;
obj.sequenceTimeLength ...
= p.Results.sequenceTimeLength;
obj.tel = p.Results.tel;
% May be needed by does not seem to work!
% obj.tel = obj.tel - obj.tel.opticalAberration;
% obj.srcs = obj.srcs.*obj.tel;
% obj.tel = obj.tel + obj.tel.opticalAberration;
obj.log = logBook.checkIn(obj);
obj.dataSetTimeLength ...
= p.Results.dataSetTimeLength;
if exist(obj.hdf5file,'file')>0
add(obj.log,obj,sprintf('Found HDF5 file %s, data will be extracted from it!',...
obj.hdf5file))
disp(h5info(obj.hdf5file))
obj.newh5File = false;
obj.sequenceTimeLength = h5readatt(obj.hdf5file,'/','sequenceTimeLength');
obj.buffer = h5read(obj.hdf5file,'/opdSet1');
obj.log = logBook.checkIn(obj);
end
end
%% Destructor
function delete(obj)
if obj.newh5File
m_srcs = obj.srcs;
m_tel = obj.tel;
m_hdf5file = obj.hdf5file;
if obj.chronometer <= obj.sequenceTimeLength
nSrcs = length(m_srcs);
nPx = m_tel.resolution;
add(obj.log,obj,sprintf('Save %d runs to opd%d in %s!',...
obj.bufferCount,obj.opdCount,m_hdf5file))
dataSetName = sprintf('/opdSet%d',obj.opdCount);
h5create(m_hdf5file',dataSetName,[nPx,nPx,nSrcs,obj.bufferCount]);
h5write(m_hdf5file',dataSetName,obj.buffer(:,:,:,1:obj.bufferCount));
end
h5writeatt(m_hdf5file,'/','creationDate',datestr(now));
h5writeatt(m_hdf5file,'/','sequenceTimeLength',obj.sequenceTimeLength);
h5writeatt(m_hdf5file,'/','samplingTime',m_tel.samplingTime);
h5writeatt(m_hdf5file,'/','sourceZenith',[m_srcs.zenith]);
h5writeatt(m_hdf5file,'/','sourceAzimuth',[m_srcs.azimuth]);
h5writeatt(m_hdf5file,'/','sourceHeight',[m_srcs.height]);
end
checkOut(obj.log,obj)
end
%% Get/Set dataSetTimeLength
function set.dataSetTimeLength(obj,val)
obj.p_dataSetTimeLength = val;
obj.dataSetMemSize = 8*...
length(obj.srcs)*...
obj.tel.resolution^2*...
obj.p_dataSetTimeLength/obj.tel.samplingTime/2^30;
add(obj.log,obj,sprintf('%.3fs of data corresponds to %.2fGB!',obj.p_dataSetTimeLength,obj.dataSetMemSize))
obj.dataSetTimeLimit = min(obj.opdCount*obj.p_dataSetTimeLength,obj.sequenceTimeLength);
if ~isempty(obj.tel)
nSrcs = length(obj.srcs);
nPx = obj.tel.resolution;
obj.buffer = ...
zeros(nPx,nPx,nSrcs,ceil(obj.p_dataSetTimeLength/obj.tel.samplingTime));
end
end
function val = get.dataSetTimeLength(obj)
val = obj.p_dataSetTimeLength;
end
function record(obj)
%% RECORD Record a source time sequence
%
% record(obj)
m_srcs = obj.srcs;
m_tel = obj.tel;
m_sequenceTimeLength = obj.sequenceTimeLength;
m_samplingTime = m_tel.samplingTime;
m_dataSetTimeLength = obj.p_dataSetTimeLength;
m_hdf5file = obj.hdf5file;
add(obj.log,obj,'Start recording!')
nDataSet = ceil(m_sequenceTimeLength/m_dataSetTimeLength);
nSrcs = length(m_srcs);
nPx = m_tel.resolution;
data = obj.buffer;
obj.buffer = [];
m_chronometer = 0;
m_srcs = m_srcs.*m_tel;
for kDataSet = 1:nDataSet
m_dataSetTimeLimit = min(kDataSet*m_dataSetTimeLength,m_sequenceTimeLength);
count = 0;
tic
while m_chronometer<m_dataSetTimeLimit
m_chronometer = m_chronometer + m_samplingTime;
count = count + 1;
+m_tel; %#ok<VUNUS>
+m_srcs; %#ok<VUNUS>
data(:,:,:,count) = cat(3,m_srcs.opd);
end
elapsedTime = toc;
add(obj.log,obj,sprintf('Elapsed time: %.2fs: save %d runs to opd%d in %s!',...
elapsedTime,count,kDataSet,m_hdf5file))
dataSetName = sprintf('/opdSet%d',kDataSet);
h5create(m_hdf5file',dataSetName,[nPx,nPx,nSrcs,count]);
h5write(m_hdf5file',dataSetName,data(:,:,:,1:count));
end
h5writeatt(m_hdf5file,'/','creationDate',datestr(now));
h5writeatt(m_hdf5file,'/','sequenceTimeLength',m_sequenceTimeLength);
h5writeatt(m_hdf5file,'/','samplingTime',m_samplingTime);
h5writeatt(m_hdf5file,'/','sourceZenith',[m_srcs.zenith]);
h5writeatt(m_hdf5file,'/','sourceAzimuth',[m_srcs.azimuth]);
h5writeatt(m_hdf5file,'/','sourceHeight',[m_srcs.height]);
add(obj.log,obj,'Stop recording!')
obj.newh5File = false;
end
function uplus(obj)
%% UPLUS Play a source time sequence
%
% +obj
if obj.newh5File
if obj.chronometer<=obj.sequenceTimeLength
m_srcs = obj.srcs;
m_tel = obj.tel;
obj.chronometer = obj.chronometer + obj.tel.samplingTime;
obj.bufferCount = obj.bufferCount + 1;
+m_tel; %#ok<VUNUS>
m_srcs = m_srcs.*m_tel;
obj.buffer(:,:,:,obj.bufferCount) = cat(3,m_srcs.opd);
if obj.chronometer>=obj.dataSetTimeLimit
m_hdf5file = obj.hdf5file;
nSrcs = length(m_srcs);
nPx = m_tel.resolution;
add(obj.log,obj,sprintf('Save %d runs to opd%d in %s!',...
obj.bufferCount,obj.opdCount,m_hdf5file))
dataSetName = sprintf('/opdSet%d',obj.opdCount);
h5create(m_hdf5file',dataSetName,[nPx,nPx,nSrcs,obj.bufferCount]);
h5write(m_hdf5file',dataSetName,obj.buffer(:,:,:,1:obj.bufferCount));
obj.opdCount = obj.opdCount + 1;
obj.dataSetTimeLimit = min(obj.opdCount*obj.p_dataSetTimeLength,obj.sequenceTimeLength);
obj.bufferCount = 0;
end
end
else
if obj.bufferCount==size(obj.buffer,4)
obj.opdCount = obj.opdCount + 1;
add(obj.log,obj,sprintf('Loading /opdSet%d',obj.opdCount));
obj.buffer = h5read(obj.hdf5file,sprintf('/opdSet%d',obj.opdCount));
obj.bufferCount = 0;
end
obj.bufferCount = obj.bufferCount + 1;
for kSrcs = 1:length(obj.srcs)
obj.srcs(kSrcs).resetPhase = obj.buffer(:,:,kSrcs,obj.bufferCount)*obj.srcs(kSrcs).waveNumber;
end
end
end
function reset(obj)
obj.chronometer = 0;
obj.bufferCount = 0;
obj.opdCount = 1;
end
end
end