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577 lines
13 KiB
577 lines
13 KiB
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// 7300bWavDlg.cpp : implementation file
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//
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#include "stdafx.h"
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#include "7300bWav.h"
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#include "7300bWavDlg.h"
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#include "math.h"
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#ifndef M_PI
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#define M_PI 3.14159265359
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#endif
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#define MAX_SIZE 1024000 //in words
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#endif
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CRect plotRect;
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#define PCI7300_DIO_STATUS_TIMER 1
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U16 out_buf[MAX_SIZE];
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U16 in_buf[MAX_SIZE], in_buf2[MAX_SIZE], in_buf3[MAX_SIZE], in_buf4[MAX_SIZE];
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BOOLEAN gbClearOp;
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I16 ghCard;
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U16 gViewIdx;
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BOOLEAN gHalfReady;
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DWORD WINAPI MBufThread( LPVOID lpParam )
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{
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BOOLEAN stopped=0;
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int j;
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U32 count;
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//data_size /= 2;
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j = 0;
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do
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{
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gHalfReady = 0;
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do
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{
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DI_AsyncMultiBufferNextReady(ghCard, &gHalfReady, &gViewIdx);
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} while (!gHalfReady);
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j = (j+1)%4;
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} while ( gbClearOp == FALSE );
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DI_AsyncClear(ghCard, &count);
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DO_AsyncClear(ghCard, &count);
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return (DWORD) 0;
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}
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// CAboutDlg dialog used for App About
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class CAboutDlg : public CDialog
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{
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public:
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CAboutDlg();
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// Dialog Data
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enum { IDD = IDD_ABOUTBOX };
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protected:
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virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
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// Implementation
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protected:
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DECLARE_MESSAGE_MAP()
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};
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CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
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{
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}
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void CAboutDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialog::DoDataExchange(pDX);
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}
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BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
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END_MESSAGE_MAP()
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// C7300bWavDlg dialog
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C7300bWavDlg::C7300bWavDlg(I16 hCard, CWnd* pParent /*=NULL*/)
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: CDialog(C7300bWavDlg::IDD, pParent)
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{
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m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
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ghCard = hCard;
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OnBrush = OffBrush = NULL;
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n_PlotWidth = -1;
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n_PlotHeight = -1;
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min_val = 0x00;
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max_val = 0x0000FFFF;
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m_fSampleRate = 10000.0; // 10KHz
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m_dwDISamples = 100000;
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m_hThread = NULL;
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}
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void C7300bWavDlg::DoDataExchange(CDataExchange* pDX)
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{
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CDialog::DoDataExchange(pDX);
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}
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BEGIN_MESSAGE_MAP(C7300bWavDlg, CDialog)
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ON_WM_SYSCOMMAND()
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ON_WM_PAINT()
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ON_WM_QUERYDRAGICON()
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//}}AFX_MSG_MAP
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ON_WM_DESTROY()
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ON_BN_CLICKED(IDC_BT_START, &C7300bWavDlg::OnStart)
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ON_BN_CLICKED(IDC_BT_STOP, &C7300bWavDlg::OnStop)
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// ON_WM_TIMER()
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ON_WM_VSCROLL()
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END_MESSAGE_MAP()
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// C7300bWavDlg message handlers
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BOOL C7300bWavDlg::OnInitDialog()
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{
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int i;
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I16 err;
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CString strTemp;
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CDialog::OnInitDialog();
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// Add "About..." menu item to system menu.
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// IDM_ABOUTBOX must be in the system command range.
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ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
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ASSERT(IDM_ABOUTBOX < 0xF000);
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CMenu* pSysMenu = GetSystemMenu(FALSE);
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if (pSysMenu != NULL)
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{
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BOOL bNameValid;
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CString strAboutMenu;
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bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
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ASSERT(bNameValid);
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if (!strAboutMenu.IsEmpty())
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{
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pSysMenu->AppendMenu(MF_SEPARATOR);
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pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
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}
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}
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// Set the icon for this dialog. The framework does this automatically
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// when the application's main window is not a dialog
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SetIcon(m_hIcon, TRUE); // Set big icon
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SetIcon(m_hIcon, FALSE); // Set small icon
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// TODO: Add extra initialization here
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x_divider = 5; y_divider = 2;
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OnBrush = CreateSolidBrush( RGB(255,0,0) );
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OffBrush = CreateSolidBrush( RGB(125,0,0) );
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RedPen.CreatePen( PS_SOLID, 1, RGB(255,0,0));
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GreenPen.CreatePen( PS_SOLID, 1, RGB(0,255,0));
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if( n_PlotWidth == -1 && n_PlotHeight == -1 )
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{
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((CWnd*)GetDlgItem(IDC_STATIC_DRAW))->GetWindowRect(&plotRect);
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ScreenToClient(&plotRect);
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n_PlotWidth = min( plotRect.Width(), 512);
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n_PlotHeight = plotRect.Height() - 10;
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}
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// set the default SampleRate
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SetDlgItemInt( IDC_EDIT_SAMPLE_RATE, (UINT)(m_fSampleRate/1000) );
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// Set the default DI Sample
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SetDlgItemInt( IDC_EDIT_SAMPLE, (UINT)(m_dwDISamples) );
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for (i=0; i<MAX_SIZE; i++)
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out_buf[i] = (U16)(sin((double)i/5000*M_PI)*0x7fff)+0x8000;
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for (i=0; i<MAX_SIZE; i++)
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{
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in_buf[i] = (U16)(0);
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in_buf2[i] = (U16)(0);
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in_buf3[i] = (U16)(0);
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in_buf4[i] = (U16)(0);
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}
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err = DI_7300B_Config(ghCard, 16, TRIG_CLK_10MHZ, P7300_WAIT_NO, P7300_TERM_ON, 0, 0, 0);
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if (err != 0)
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{
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strTemp.Format( TEXT("DI_7300B_Config Error = %d, card=%d"), err, ghCard);
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AfxMessageBox( strTemp );
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return FALSE;
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}
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err = DO_7300B_Config (ghCard, 16, TRIG_INT_PACER, P7300_WAIT_NO, P7300_TERM_ON, 0, 0x00040004);
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if (err != 0)
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{
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strTemp.Format( TEXT("DO_7300B_Config Error = %d, card=%d"), err, ghCard);
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AfxMessageBox( strTemp );
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return FALSE;
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}
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return TRUE; // return TRUE unless you set the focus to a control
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}
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void C7300bWavDlg::OnSysCommand(UINT nID, LPARAM lParam)
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{
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if ((nID & 0xFFF0) == IDM_ABOUTBOX)
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{
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CAboutDlg dlgAbout;
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dlgAbout.DoModal();
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}
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else
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{
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CDialog::OnSysCommand(nID, lParam);
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}
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}
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// If you add a minimize button to your dialog, you will need the code below
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// to draw the icon. For MFC applications using the document/view model,
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// this is automatically done for you by the framework.
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void C7300bWavDlg::OnPaint()
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{
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if (IsIconic())
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{
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CPaintDC dc(this); // device context for painting
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SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
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// Center icon in client rectangle
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int cxIcon = GetSystemMetrics(SM_CXICON);
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int cyIcon = GetSystemMetrics(SM_CYICON);
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CRect rect;
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GetClientRect(&rect);
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int x = (rect.Width() - cxIcon + 1) / 2;
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int y = (rect.Height() - cyIcon + 1) / 2;
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// Draw the icon
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dc.DrawIcon(x, y, m_hIcon);
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}
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else
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{
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redraw_display_area();
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CDialog::OnPaint();
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}
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}
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// The system calls this function to obtain the cursor to display while the user drags
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// the minimized window.
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HCURSOR C7300bWavDlg::OnQueryDragIcon()
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{
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return static_cast<HCURSOR>(m_hIcon);
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}
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void C7300bWavDlg::OnDestroy()
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{
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CDialog::OnDestroy();
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// TODO: Add your message handler code here
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if( OnBrush != NULL )
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::DeleteObject( OnBrush );
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if( OffBrush != NULL )
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::DeleteObject( OffBrush );
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RedPen.DeleteObject();
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GreenPen.DeleteObject();
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if( m_hThread != NULL )
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{
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gHalfReady = TRUE; // terminate the DI_AsyncMultiBufferNextReady()
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gbClearOp = TRUE; // termnate the MBufThread
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if (WaitForSingleObject(m_hThread, 5000) == WAIT_OBJECT_0)
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{
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CloseHandle( m_hThread );
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m_hThread = NULL;
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}
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}
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DI_ContMultiBufferReset( ghCard );
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}
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void C7300bWavDlg::OnStart()
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{
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// TODO: Add your control notification handler code here
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U32 dwDISamples;
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U16 BufferId;
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I16 err;
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CString strMsg, strTemp;
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int i;
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dwDISamples = GetDlgItemInt( IDC_EDIT_SAMPLE );
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if( (dwDISamples*2) > MAX_SIZE)
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{
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m_dwDISamples = (MAX_SIZE/2);
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AfxMessageBox(TEXT("This sample supports at most 512K words DMA transfer\nOnly perform 100K words DMA transfer."));
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}
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else
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m_dwDISamples = dwDISamples;
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for (i=0; i<MAX_SIZE; i++)
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{
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in_buf[i] = (U16)(0);
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in_buf2[i] = (U16)(0);
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in_buf3[i] = (U16)(0);
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in_buf4[i] = (U16)(0);
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}
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//setting the DMA buffers
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err = DI_ContMultiBufferSetup (ghCard, in_buf, m_dwDISamples, &BufferId);
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if (err < 0)
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{
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strMsg.Format(TEXT("DI_ContMultiBufferSetup Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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err = DI_ContMultiBufferSetup (ghCard, in_buf2, m_dwDISamples, &BufferId);
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if (err < 0)
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{
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strMsg.Format(TEXT("DI_ContMultiBufferSetup Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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err = DI_ContMultiBufferSetup (ghCard, in_buf3, m_dwDISamples, &BufferId);
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if (err < 0)
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{
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strMsg.Format(TEXT("DI_ContMultiBufferSetup Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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err = DI_ContMultiBufferSetup (ghCard, in_buf4, m_dwDISamples, &BufferId);
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if (err < 0)
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{
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strMsg.Format(TEXT("DI_ContMultiBufferSetup Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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err = DO_ContWritePort (ghCard, 0, out_buf, 2*m_dwDISamples, 0, 5000000, ASYNCH_OP);
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if (err < 0)
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{
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strMsg.Format(TEXT("DO_ContWritePort Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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//start multi-buffered DI
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err = DI_ContMultiBufferStart (ghCard, 0, 1);
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if (err < 0)
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{
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strMsg.Format(TEXT("DI_ContReadPort Error = %d"), err);
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AfxMessageBox( strMsg );
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return;
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}
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gbClearOp = FALSE;
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m_hThread = CreateThread( NULL, // default security attributes
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0, // use default stack size
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MBufThread, // thread function name
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NULL, // argument to thread function
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0, // use default creation flags
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NULL); // returns the thread identifier
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// clear display area
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redraw_display_area();
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GetDlgItem( IDC_BT_START )->EnableWindow( FALSE );
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GetDlgItem( IDC_BT_STOP )->EnableWindow( TRUE );
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}
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void C7300bWavDlg::OnStop()
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{
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// TODO: Add your control notification handler code here
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gbClearOp = TRUE;
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display_buffer_data();
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GetDlgItem( IDC_BT_START )->EnableWindow( TRUE );
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GetDlgItem( IDC_BT_STOP )->EnableWindow( FALSE);
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}
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void C7300bWavDlg::display_buffer_data(void)
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{
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CClientDC dc_plot(this);
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int nDraw_Bottom, j;
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int newY, oldY = -1;
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int newX, oldX = -1;
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U32 index, di_data;
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nDraw_Bottom = ( plotRect.bottom - 5 );
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dc_plot.SelectObject( &GreenPen );
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for(j=0; j<4; j++)
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{
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for (index=0; index<m_dwDISamples; index++)
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{
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switch((gViewIdx+1+j)%4)
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{
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case 0:
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di_data = in_buf[index];
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break;
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case 1:
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di_data = in_buf2[index];
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break;
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case 2:
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di_data = in_buf3[index];
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break;
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case 3:
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di_data = in_buf4[index];
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break;
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}
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newY = (int)( nDraw_Bottom - (n_PlotHeight * ((double)di_data/0x0000ffff) ) );
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newX = (int)( (index+j*m_dwDISamples)*n_PlotWidth/(m_dwDISamples*4) + plotRect.left );
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if ( (oldX == -1) && (oldY == -1) )
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{
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dc_plot.MoveTo( newX, newY );
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}
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else
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{
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dc_plot.MoveTo( oldX, oldY );
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}
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dc_plot.LineTo( newX, newY );
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oldX = newX; oldY = newY;
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}
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}
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}
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void C7300bWavDlg::redraw_display_area(void)
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{
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CPen *oldPen;
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int oldMode;
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COLORREF oldColor;
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CString y_lable;
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CPen minor_tick( PS_SOLID,1,RGB(132,130,132) );
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// CPen y_grid( PS_SOLID,1,RGB(206,203,132) );
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int i, x_intv, y_intv;
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// long total_sec;
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CClientDC dc_plot(this);
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// draw the base-line for x-y axises
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oldPen = (CPen *)dc_plot.SelectStockObject(BLACK_PEN);
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// redraw the background
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dc_plot.FillSolidRect( plotRect, RGB(0,0,0) );
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// Re-Draw the AREA for Y-Lable
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{
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CBrush DIALOG_BRUSH;
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CRect redraw_area, full_client;
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GetClientRect(&full_client);
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ScreenToClient(&full_client);
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redraw_area.left = full_client.left;
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redraw_area.top = plotRect.top - 5;
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redraw_area.right = plotRect.left - 3;
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redraw_area.bottom = plotRect.bottom + 10;
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DIALOG_BRUSH.CreateSysColorBrush( COLOR_3DFACE );
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dc_plot.FillRect( redraw_area, &DIALOG_BRUSH );
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DIALOG_BRUSH.DeleteObject();
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}
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dc_plot.MoveTo( plotRect.left - 3, plotRect.top );
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dc_plot.LineTo( plotRect.left - 3, plotRect.bottom );
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// calculate the interval for tick/grid
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y_intv = (plotRect.Height() - 10) /y_divider;
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x_intv = plotRect.Width()/x_divider;
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// set the color for tick
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oldColor = dc_plot.SetTextColor( RGB(0,0,0) );
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oldMode = dc_plot.SetBkMode( TRANSPARENT );
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for( i=0; i<= y_divider; i++ )
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{
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CString tick_str;
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CRect tmp_rect, tick_rect;
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// draw the tick for y-axis
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dc_plot.MoveTo( plotRect.left -12, plotRect.bottom -5 - (i*y_intv) );
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dc_plot.LineTo( plotRect.left -3, plotRect.bottom -5 - (i*y_intv) );
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tick_str.Format( _T("0x%08X"), ( ((max_val-min_val)/y_divider) * i)+min_val );
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// calculate the rectangle for text
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dc_plot.DrawText( tick_str, &tmp_rect, DT_CALCRECT|DT_SINGLELINE );
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tick_rect.right = plotRect.left -14;
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tick_rect.left = tick_rect.right - tmp_rect.Width();
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tick_rect.top = plotRect.bottom -5 - (i*y_intv) - tmp_rect.Height()/2;
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tick_rect.bottom = tick_rect.top + tmp_rect.Height();
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// draw the text
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dc_plot.DrawText( tick_str, &tick_rect, DT_SINGLELINE|DT_RIGHT );
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}
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// draw the minor_tick for Y axises
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dc_plot.SelectObject(&minor_tick);
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for( i=0; i< y_divider; i++ )
|
|
{
|
|
dc_plot.MoveTo( plotRect.left -9, plotRect.bottom -5 - (i*y_intv) - y_intv/2 );
|
|
dc_plot.LineTo( plotRect.left -4, plotRect.bottom -5 - (i*y_intv) - y_intv/2 );
|
|
}
|
|
|
|
dc_plot.SetTextColor( oldColor );
|
|
dc_plot.SetBkMode( oldMode );
|
|
dc_plot.SelectObject( oldPen );
|
|
}
|
|
|
|
void C7300bWavDlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
|
|
{
|
|
// TODO: Add your message handler code here and/or call default
|
|
switch ( nSBCode )
|
|
{
|
|
case SB_LINEUP :
|
|
m_fSampleRate += 10000.0;
|
|
if (m_fSampleRate > 200000.0 ) m_fSampleRate = 200000.0;
|
|
break;
|
|
case SB_LINEDOWN:
|
|
m_fSampleRate -= 10000;
|
|
if (m_fSampleRate < 10000.0 ) m_fSampleRate = 10000.0;
|
|
break;
|
|
}
|
|
|
|
|
|
SetDlgItemInt( IDC_EDIT_SAMPLE_RATE, (UINT)(m_fSampleRate/1000) );
|
|
|
|
CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
|
|
}
|
|
|