psychlops/platform/win32/psychlops_devices_parallelport_Win32.cpp

   1 /*
   2  *  psychlops_devices_nidaqmxbase.cpp
   3  *  Psychlops Standard Library (Universal)
   4  *
   5  *  Last Modified 2009/04/14 by Kenchi HOSOKAWA
   6  *  (C) 2009 Kenchi HOSOKAWA, Kazushi MARUYA, Takao SATO
   7  */
   8
   9
  10 #include <windows.h>
  11 #include "../../core/math/psychlops_m_util.h"
  12 #include "../../extension/devices/psychlops_devices_parallelport.h"
  13
  14
  15 namespace Psychlops {
  16 namespace Devices {
  17 \r
  18         //http://support.microsoft.com/kb/413279/JA\r
  19         //https://msdn.microsoft.com/ja-jp/library/cc429198.aspx\r
  20         //http://support.microsoft.com/kb/823179/ja
  21
  22         ParallelPort::ParallelPort(size_t pin) : pins(pin) {\r
  23                 handle = CreateFile("LPT1", GENERIC_WRITE, 0, 0, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);\r
  24                 if(handle == INVALID_HANDLE_VALUE) {\r
  25                         std::cout << "Failed to open parallel port." <<std::endl;\r
  26                         handle = 0;\r
  27                 }\r
  28         }
  29         ParallelPort::~ParallelPort() {\r
  30                 if(handle!=0) {\r
  31                         CloseHandle(handle);\r
  32                 }\r
  33         }\r
  34
  35         double ParallelPort::getLatency() { return -1; }
  36         double ParallelPort::getJitterSD() { return -1; }
  37         Interval ParallelPort::getRange() { Interval i; return 0<=i<=5; }
  38         bool ParallelPort::isAnalog() { return false; }\r
  39
  40         double ParallelPort::get() { return 0; }
  41         void ParallelPort::put(double v) { ; }
  42         void ParallelPort::pulse(double v) {\r
  43                 unsigned char buff[1];\r
  44                 DWORD writtenbytes;\r
  45                 OVERLAPPED m_write;\r
  46 \r
  47                 buff[0] = pins;\r
  48 \r
  49                 WriteFile(handle, buff, 1, &writtenbytes, &m_write);\r
  50         }
  51         void ParallelPort::keep(double v) { ; }
  52
  53 }
  54 }       /*      <- namespace Psycholops         */\r
  55