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// MFCDirectXDlg.cpp : implementation file
//
#include "stdafx.h"
#include "MFCDirectX.h"
#include "MFCDirectXDlg.h"
#include "mmsystem.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
float CMFCDirectXDlg::xPos1 = 0;
float CMFCDirectXDlg::xPos2 = 0;
// CMFCDirectXDlg dialog
CMFCDirectXDlg::CMFCDirectXDlg(CWnd* pParent /*=NULL*/)
: CDialog(CMFCDirectXDlg::IDD, pParent),_device(0)
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
::ZeroMemory(&_d3dpp, sizeof(_d3dpp));
//on recherche la résolution de l'écran
_ScreenSize.cx = GetSystemMetrics(SM_CXSCREEN);
_ScreenSize.cy = GetSystemMetrics(SM_CYSCREEN);
m_dCurrentTime = 0;
m_dElpasedFrameTime = 0;
m_dElpasedAppTime = 0;
m_dLastTime = 0;
m_pd3dxFont=0;
m_iFrameRate = 60; // ne doit jamais être null;
}
CMFCDirectXDlg::~CMFCDirectXDlg()
{
if( _device )
_device->Release();
}
void CMFCDirectXDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CMFCDirectXDlg, CDialog)
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
ON_WM_SIZE()
ON_WM_ERASEBKGND()
END_MESSAGE_MAP()
// CMFCDirectXDlg message handlers
BOOL CMFCDirectXDlg::OnInitDialog()
{
CDialog::OnInitDialog();
//on met la fenêtre en plein écran au premier au premier plan
::SetWindowPos(m_hWnd, HWND_TOPMOST,0,0,_ScreenSize.cx,_ScreenSize.cy,NULL);
// On défini la région visible de la fenêtre-----------------------------------
HRGN TopRgn;
TopRgn = CreateRectRgn(0,0,(int)_ScreenSize.cx,BANDE_HEIGHT);
SetWindowRgn(TopRgn,false);
// Set the icon for this dialog. The framework does this automatically
// when the application's main window is not a dialog
SetIcon(m_hIcon, TRUE); // Set big icon
SetIcon(m_hIcon, FALSE); // Set small icon
CRect rect;
GetClientRect(&rect);
// Initialize Direct3D (e.g. acquire a IDirect3DDevice9 poniter).
HRESULT hr = initD3D(GetSafeHwnd(), rect.right, rect.bottom, true, D3DDEVTYPE_HAL);
if(FAILED(hr))
{
MessageBox("initD3D() - Failed", "Error");
::PostQuitMessage(0);
}
// Setup the application.
hr = setup(rect.right, rect.bottom);
if(FAILED(hr))
{
MessageBox("setup() - Failed", "Error");
::PostQuitMessage(0);
}
return TRUE; // return TRUE unless you set the focus to a control
}
// If you add a minimize button to your dialog, you will need the code below
// to draw the icon. For MFC applications using the document/view model,
// this is automatically done for you by the framework.
void CMFCDirectXDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // device context for painting
SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
// Center icon in client rectangle
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon + 1) / 2;
int y = (rect.Height() - cyIcon + 1) / 2;
// Draw the icon
dc.DrawIcon(x, y, m_hIcon);
}
else
{
m_dCurrentTime = timeGetTime();
m_dElpasedFrameTime = m_dCurrentTime - m_dLastTime; // How much time has passed since the last frame?
m_dElpasedAppTime += m_dElpasedFrameTime; // How much time has passed overall for the application?
m_dLastTime = m_dCurrentTime;
//CDialog::OnPaint();
// Compute the difference: time elapsed in seconds.
CalculateFrameRate();
render();
Invalidate();
}
}
// The system calls this function to obtain the cursor to display while the user drags
// the minimized window.
HCURSOR CMFCDirectXDlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}
HRESULT CMFCDirectXDlg::initD3D(HWND hwnd, int width, int height, bool windowed, D3DDEVTYPE deviceType)
{
HRESULT hr = 0;
// Step 1: Create the IDirect3D9 object.
IDirect3D9* d3d9 = 0;
d3d9 = Direct3DCreate9(D3D_SDK_VERSION);
if( !d3d9 )
{
::MessageBox(0, "Direct3DCreate9() - FAILED", 0, 0);
return E_FAIL;
}
D3DDISPLAYMODE d3ddm;
d3d9->GetAdapterDisplayMode( D3DADAPTER_DEFAULT, &d3ddm );
// Step 2: Check for hardware vp.
D3DCAPS9 caps;
d3d9->GetDeviceCaps(D3DADAPTER_DEFAULT, deviceType, &caps);
int vp = 0;
if( caps.DevCaps & D3DDEVCAPS_HWTRANSFORMANDLIGHT )
{
vp = D3DCREATE_HARDWARE_VERTEXPROCESSING;
}
else
{
vp = D3DCREATE_SOFTWARE_VERTEXPROCESSING;
}
// Step 3: Fill out the D3DPRESENT_PARAMETERS structure.
_d3dpp.Windowed = windowed;
_d3dpp.BackBufferCount = 1;
_d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD; //D3DSWAPEFFECT_FLIP; //D3DSWAPEFFECT_COPY ;//D3DSWAPEFFECT_DISCARD;
_d3dpp.BackBufferFormat = d3ddm.Format;
_d3dpp.EnableAutoDepthStencil = true;
//_d3dpp.AutoDepthStencilFormat = D3DFMT_D24S8;
//_d3dpp.AutoDepthStencilFormat = D3DFMT_A8R8G8B8;
_d3dpp.AutoDepthStencilFormat = D3DFMT_R8G8B8;
/*
_d3dpp.BackBufferWidth = width;
_d3dpp.BackBufferHeight = height;
_d3dpp.BackBufferCount = 1;
_d3dpp.MultiSampleType = D3DMULTISAMPLE_NONE;
_d3dpp.MultiSampleQuality = 0;
_d3dpp.hDeviceWindow = hwnd;
*/
_d3dpp.Flags = D3DPRESENTFLAG_DEVICECLIP | D3DPRESENTFLAG_LOCKABLE_BACKBUFFER | D3DPRESENTFLAG_DISCARD_DEPTHSTENCIL; //0;
_d3dpp.FullScreen_RefreshRateInHz = D3DPRESENT_RATE_DEFAULT;
//_d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
//_d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_DEFAULT;
_d3dpp.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
// Step 4: Create the device.
hr = d3d9->CreateDevice(
D3DADAPTER_DEFAULT, // primary adapter
deviceType, // device type
hwnd, // window associated with device
vp, // vertex processing
&_d3dpp, // present parameters
&_device); // return created device
if( FAILED(hr) )
{
// try again using a safer configuration.
_d3dpp.AutoDepthStencilFormat = D3DFMT_D16;
hr = d3d9->CreateDevice(
D3DADAPTER_DEFAULT,
deviceType,
hwnd,
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&_d3dpp,
&_device);
if( FAILED(hr) )
{
d3d9->Release(); // done with d3d9 object
::MessageBox(0, "CreateDevice() - FAILED", 0, 0);
return hr;
}
}
d3d9->Release(); // done with d3d9 object
return S_OK;
}
HRESULT CMFCDirectXDlg::setup(int width, int height)
{
if( _device )
{
// Set view matrix.
D3DXMATRIX V;
D3DXVECTOR3 pos (0.0f, 0.0f, -6.0f);
D3DXVECTOR3 target (0.0f, 0.0f, 0.0f);
D3DXVECTOR3 up (0.0f, 1.0f, 0.0f);
D3DXMatrixLookAtLH(&V, &pos, &target, &up);
_device->SetTransform(D3DTS_VIEW, &V);
// Use wireframe mode and turn off lighting.
_device->SetRenderState(D3DRS_FILLMODE, D3DFILL_WIREFRAME);
_device->SetRenderState(D3DRS_LIGHTING, false);
// Size the viewport based on window dimensions.
D3DVIEWPORT9 vp = {0, 0, width, height, 0.0f, 1.0f};
_device->SetViewport( &vp );
// Set the projection matrix based on the
// window dimensions.
D3DXMATRIX P;
D3DXMatrixPerspectiveFovLH(
&P,
D3DX_PI * 0.25f,//45-degree field of view
(float)width / (float)height,
1.0f,
1000.0f);
_device->SetTransform(D3DTS_PROJECTION, &P);
if(!m_pd3dxFont)
{
createFont();
}
}
return S_OK;
}
HRESULT CMFCDirectXDlg::cleanup()
{
// Nothing to Destroy.
return S_OK;
}
HRESULT CMFCDirectXDlg::render()
{
if( _device )
{
CString str1;// = "mon text qui défile";
str1.Format("Frame rate:%d",m_iFrameRate);
CString str2= " suite du text sdqsd sdqsd qsdqs dqsdqsd qsdqsd";
float speed1 = 6.0;
// Size the viewport based on window dimensions.
D3DVIEWPORT9 vp1;// = {0, 0, 0 , BANDE_HEIGHT, 0.0f, 1.0f};
vp1.MinZ = 0.0f;
vp1.MaxZ = 1.0f;
vp1.Width =_ScreenSize.cx;
vp1.Height = BANDE_HEIGHT;
vp1.X = 0;
vp1.Y = 0;
_device->SetViewport( &vp1 );
_device->Clear(0, 0,D3DCLEAR_TARGET | D3DCLEAR_ZBUFFER, 0x00000000, 1.0f, 0);
_device->BeginScene();
DrawTextDefilant(str1, str2, speed1, 5, xPos1);
_device->EndScene();
_device->Present(0, 0, 0, 0);
}
return S_OK;
}
void CMFCDirectXDlg::OnSize(UINT nType, int cx, int cy)
{
CDialog::OnSize(nType, cx, cy);
if( _device )
{
HRESULT hr = 0;
// On a resize we must change the dimensions of the
// back buffers to match the new window size.
_d3dpp.BackBufferWidth = cx;
_d3dpp.BackBufferHeight = cy;
// We are about to call Reset, free any resources
// that need to be freed prior to a Reset.
hr = cleanup();
if(FAILED(hr))
{
MessageBox("destroy() - Failed", "Error");
::PostQuitMessage(0);
}
// Reset the flipping chain with the new window dimensions.
// Note that all device states are reset to the default
// after this call.
hr = _device->Reset(&_d3dpp);
if(FAILED(hr))
{
MessageBox("Reset() - Failed", "Error");
::PostQuitMessage(0);
}
// Reinitialize resource and device states since we
// Reset everything.
hr = setup(cx, cy);
if(FAILED(hr))
{
MessageBox("setup() - Failed", "Error");
::PostQuitMessage(0);
}
}
}
BOOL CMFCDirectXDlg::OnEraseBkgnd(CDC* pDC)
{
return FALSE;
}
void CMFCDirectXDlg::createFont( void )
{
//
// To create a Windows friendly font using only a point size, an
// application must calculate the logical height of the font.
//
// This is because functions like CreateFont() and CreateFontIndirect()
// only use logical units to specify height.
//
// Here's the formula to find the height in logical pixels:
//
// -( point_size * LOGPIXELSY )
// height = ----------------------------
// 72
//
HRESULT hr;
HDC hDC;
//HFONT hFont;
int nHeight;
int nPointSize = 36;
//char strFontName[] = "Arial";
hDC = ::GetDC( NULL );
nHeight = -( MulDiv( nPointSize, GetDeviceCaps(hDC , LOGPIXELSY), 72 ) );
::ReleaseDC( NULL, hDC );
// Create a font for statistics and help output
hr = D3DXCreateFont( _device, nHeight, 0, FW_BOLD, 0, FALSE,
DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, DEFAULT_QUALITY,
DEFAULT_PITCH | FF_DONTCARE, TEXT("Arial"),
&m_pd3dxFont );
if( FAILED( hr ) )
::MessageBox(NULL,"Call to D3DXCreateFont failed!", "ERROR",MB_OK|MB_ICONEXCLAMATION);
}
void CMFCDirectXDlg::DrawTextDefilant(CString & str1, CString & str2, float speed, int iVerticalPos, float & xPos)
{
//static float xPos = 0;
HDC dc = m_pd3dxFont->GetDC();
SIZE size;
SIZE size2;
GetTextExtentPoint32( dc, str1.GetBuffer(), str1.GetLength(), &size );
GetTextExtentPoint32( dc, str2.GetBuffer(), str2.GetLength(), &size2 );
if (xPos < - size.cx - size2.cx)
{
xPos = _ScreenSize.cx;
}
else
{
xPos = xPos - speed;//(speed / m_iFrameRate);
}
RECT destRect1;
SetRect( &destRect1, (int)xPos, iVerticalPos, 0, 0 );
RECT destRect2;
SetRect( &destRect2, (int)xPos + size.cx, iVerticalPos, 0, 0 );
m_pd3dxFont->DrawText( NULL, str1, -1, &destRect1, DT_NOCLIP,
D3DXCOLOR( 1.0f, 1.0f, 1.0f, 1.0f ) );
m_pd3dxFont->DrawText( NULL, str2, -1, &destRect2, DT_NOCLIP,
D3DXCOLOR( 0.0f, 0.0f, 1.0f, 1.0f ) );
}
void CMFCDirectXDlg::CalculateFrameRate(void)
{
//
// Report frames per second and the number of objects culled...
//
int iFrameCount = 0;
static int nFrameCount = 0;
++nFrameCount;
static double nTimeOfLastFPSUpdate = 0.0;
if( m_dElpasedAppTime - nTimeOfLastFPSUpdate > 1000 ) // Update once a second
{
m_iFrameRate = (int) (nFrameCount*1000.0/(m_dElpasedAppTime - nTimeOfLastFPSUpdate));
nTimeOfLastFPSUpdate = m_dElpasedAppTime;
nFrameCount = 0;
}
} |
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