source: flair-src/trunk/lib/FlairSensorActuator/src/SimuCamera.cpp @ 164

Last change on this file since 164 was 158, checked in by Sanahuja Guillaume, 5 years ago

corrected simu/device id for sensors

File size: 3.0 KB
Line 
1// %flair:license{
2// This file is part of the Flair framework distributed under the
3// CECILL-C License, Version 1.0.
4// %flair:license}
5//  created:    2014/03/06
6//  filename:   SimuCamera.cpp
7//
8//  author:     Guillaume Sanahuja
9//              Copyright Heudiasyc UMR UTC/CNRS 7253
10//
11//  version:    $Id: $
12//
13//  purpose:    Class for a simulation camera
14//
15//
16/*********************************************************************/
17
18#include "SimuCamera.h"
19#include <FrameworkManager.h>
20#include <GroupBox.h>
21#include <SharedMem.h>
22#include <sstream>
23
24using std::string;
25using std::ostringstream;
26using namespace flair::core;
27using namespace flair::gui;
28
29namespace flair {
30namespace sensor {
31
32//control part
33SimuCamera::SimuCamera(string name,
34                       uint16_t width, uint16_t height, uint8_t channels,
35                       uint32_t modelId,uint32_t deviceId, uint8_t priority)
36    : Thread(getFrameworkManager(), name, priority),
37      Camera(name, width, height, cvimage::Type::Format::BGR) {
38
39  buf_size = width * height * channels+sizeof(Time);
40
41  shmemReadBuf=(char*)malloc(buf_size);
42  output->img->imageData = shmemReadBuf;
43
44  ostringstream dev_name;
45  dev_name << "simu" <<  modelId << "_cam_" << deviceId;
46  shmem = new SharedMem((Thread *)this,ShMemName(modelId, deviceId), buf_size, SharedMem::Type::producerConsumer);
47 
48  SetIsReady(true);
49}
50
51//simulation part
52SimuCamera::SimuCamera(const IODevice *parent, string name, uint16_t width,
53                       uint16_t height, uint8_t channels, uint32_t modelId,uint32_t deviceId)
54    : Thread(parent, name, 0), Camera(parent,name) {
55
56  buf_size = width * height * channels+sizeof(Time);
57 
58  shmem = new SharedMem((Thread *)this,ShMemName(modelId, deviceId),
59                        buf_size, SharedMem::Type::producerConsumer);
60  shmemReadBuf=NULL;
61 
62  SetIsReady(true);
63}
64
65SimuCamera::~SimuCamera() {
66  SafeStop();
67  Join();
68  if(shmemReadBuf!=NULL) delete shmemReadBuf;
69}
70
71string SimuCamera::ShMemName(uint32_t modelId,uint32_t deviceId) {
72  ostringstream dev_name;
73  dev_name << "simu" <<  modelId << "_cam_" << deviceId;
74  return dev_name.str().c_str();
75}
76
77void SimuCamera::Run(void) {
78  Time time;
79//  if (data_rate == NULL) {
80//    Thread::Err("not applicable for simulation part.\n");
81//    return;
82//  }
83
84//  SetPeriodUS((uint32_t)(1000000. / data_rate->Value()));
85  shmem->ReaderReady();
86
87  while (!ToBeStopped()) {
88//    WaitPeriod();
89
90//    if (data_rate->ValueChanged() == true) {
91//      SetPeriodUS((uint32_t)(1000000. / data_rate->Value()));
92//    }
93
94    output->GetMutex();
95    //blocking read
96    shmem->Read(shmemReadBuf, buf_size); // remplacer copie par
97                                                   // échange de pointeur sur
98                                                   // double buffering
99    output->ReleaseMutex();
100    memcpy(&time,shmemReadBuf+buf_size-sizeof(Time),sizeof(Time));
101    output->SetDataTime(time);
102
103    ProcessUpdate(output);
104  }
105}
106
107} // end namespace sensor
108} // end namespace flair
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