void ID3DApplication::HandleWindowSizeChange(void)
{
if (IsWindowed() && IsActive() && m_pDevice)
{
// compare new and old size and reset the device
// if necesasry
if (m_Present.BackBufferWidth != (DWORD) GetWindowRect().right ||
m_Present.BackBufferHeight != (DWORD) GetWindowRect().bottom)
{
// window size has changed, get the new size
m_Present.BackBufferWidth = GetWindowRect().right;
m_Present.BackBufferHeight = GetWindowRect().bottom;
OnDeviceLost();
// reset the 3d device
m_pDevice->Reset(&m_Present);
SetDeviceDefaults();
if (FAILED(OnRestore()))
{
Close();
}
}
}
}
HRESULT ID3DApplication::Create( int iWidth,
int iHeight,
int iBPP,
BOOL bWindowed,
LPCTSTR strTitle,
DWORD dwFlags)
{
if (!CreateAppWindow( iWidth,
iHeight,
bWindowed,
strTitle))
{
return E_FAIL;
}
// create the Direct3D
m_pD3D = ::Direct3DCreate9(D3D_SDK_VERSION);
if (!m_pD3D)
{
return E_FAIL;
}
bool aa = Config::getInstance()->getValueAsBool("antialias", false);
D3DMULTISAMPLE_TYPE samples = D3DMULTISAMPLE_NONE;
if (aa) {
if( FAILED(m_pD3D->CheckDeviceMultiSampleType( D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL , D3DFMT_R8G8B8, FALSE,
samples, NULL ) ) )
return E_FAIL;
switch (Config::getInstance()->getValueAsInt("antialias samples", 2))
{
case 2: samples = D3DMULTISAMPLE_2_SAMPLES; break;
case 3: samples = D3DMULTISAMPLE_3_SAMPLES; break;
case 4: samples = D3DMULTISAMPLE_4_SAMPLES; break;
case 5: samples = D3DMULTISAMPLE_5_SAMPLES; break;
case 6: samples = D3DMULTISAMPLE_6_SAMPLES; break;
case 7: samples = D3DMULTISAMPLE_7_SAMPLES; break;
case 8: samples = D3DMULTISAMPLE_8_SAMPLES; break;
case 9: samples = D3DMULTISAMPLE_9_SAMPLES; break;
case 10: samples = D3DMULTISAMPLE_10_SAMPLES; break;
case 11: samples = D3DMULTISAMPLE_11_SAMPLES; break;
case 12: samples = D3DMULTISAMPLE_12_SAMPLES; break;
case 13: samples = D3DMULTISAMPLE_13_SAMPLES; break;
case 14: samples = D3DMULTISAMPLE_14_SAMPLES; break;
case 15: samples = D3DMULTISAMPLE_15_SAMPLES; break;
case 16: samples = D3DMULTISAMPLE_16_SAMPLES; break;
default:
return E_FAIL;
}
}
// initialise the present parameters
HRESULT hres;
m_Present.hDeviceWindow = GetWindow();
// initialise automatic z-buffering
m_Present.EnableAutoDepthStencil = TRUE;
if (IsWindowed())
{
// init windowed mode present parameters
m_Present.BackBufferWidth = GetWindowRect().right;
m_Present.BackBufferHeight = GetWindowRect().bottom;
m_Present.Windowed = TRUE;
m_Present.BackBufferCount = 1;
// antialias
if (aa)
{
m_Present.SwapEffect = D3DSWAPEFFECT_DISCARD;
m_Present.MultiSampleType = samples;
}
else
{
m_Present.SwapEffect = D3DSWAPEFFECT_COPY;
}
// force z-buffer to 16 bit format, without stencil bits
m_Present.AutoDepthStencilFormat = D3DFMT_D16;
// get the desktop display mode
D3DDISPLAYMODE dm;
m_pD3D->GetAdapterDisplayMode(D3DADAPTER_DEFAULT, &dm);
m_Present.BackBufferFormat = dm.Format;
}
else
{
// init fullscreen mode present parameters
m_Present.BackBufferWidth = iWidth;
m_Present.BackBufferHeight = iHeight;
// m_Present.SwapEffect = D3DSWAPEFFECT_FLIP;
m_Present.FullScreen_RefreshRateInHz = 0;
// vsync
if (Config::getInstance()->getValueAsBool("vsync", false))
{
m_Present.PresentationInterval = D3DPRESENT_INTERVAL_ONE;
}
else
{
m_Present.PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
}
// antialias
if (aa)
{
m_Present.SwapEffect = D3DSWAPEFFECT_DISCARD;
m_Present.MultiSampleType = samples;
}
else
{
m_Present.SwapEffect = D3DSWAPEFFECT_FLIP;
}
switch (iBPP)
{
case 8:
// forgetaboutit... not supported anymore
return E_FAIL;
break;
case 16:
m_Present.BackBufferFormat = D3DFMT_R5G6B5;
m_Present.AutoDepthStencilFormat = D3DFMT_D16;
break;
case 24:
// forgetaboutit... not supported anymore
return E_FAIL;
break;
case 32:
m_Present.BackBufferFormat = D3DFMT_X8R8G8B8;
m_Present.AutoDepthStencilFormat = D3DFMT_D16;
break;
default:
// unknown bits per pixel value
return E_FAIL;
}
}
// Create Direct3D device
// use the fallback mechanism to select best possible
// 3d device type
hres = m_pD3D->CreateDevice( D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
GetWindow(),
D3DCREATE_HARDWARE_VERTEXPROCESSING,
&m_Present,
&m_pDevice);
if (FAILED(hres))
{
hres = m_pD3D->CreateDevice( D3DADAPTER_DEFAULT,
D3DDEVTYPE_HAL,
GetWindow(),
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&m_Present,
&m_pDevice);
}
if (FAILED(hres))
{
hres = m_pD3D->CreateDevice( D3DADAPTER_DEFAULT,
D3DDEVTYPE_REF,
GetWindow(),
D3DCREATE_SOFTWARE_VERTEXPROCESSING,
&m_Present,
&m_pDevice);
}
if (FAILED(hres))
{
// failed to create any meaningful 3d device...
Release();
return hres;
}
SetDeviceDefaults();
// init the text drawing system
hres = D3DXCreateSprite(m_pDevice, &m_pSprite);
if (FAILED(hres))
{
Release();
return hres;
}
// init the font
hres = SetTextFont(NULL);
if (FAILED(hres))
{
Release();
return hres;
}
// init the timer
GetTimer().Create();
// call the pure virtual OnCreate
hres = OnCreate();
if (FAILED(hres))
{
Release();
return hres;
}
SetActive(TRUE);
return S_OK;
}
void Screen::SetResolution(uint32 w, uint32 h)
{
SetResolution(w, h, !IsWindowed());
}
