void ID3DApplication::DoFlip(void)
{
if (!IsActive())
{
return;
}
IApplication::DoFlip();
HRESULT hres;
hres = m_pDevice->Present(NULL, NULL, NULL, NULL);
if (FAILED(hres))
{
hres = m_pDevice->TestCooperativeLevel();
if (FAILED(hres))
{
// device is in lost state, and all non-managed
// video memory resources are lost and need to
// be re-loaded
OnDeviceLost();
m_pDevice->Reset(&m_Present);
SetDeviceDefaults();
if (FAILED(OnRestore()))
{
// game level application failed to
// restore the video memory resources
// nothing we can do about it...
Close();
}
}
}
}
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();
}
}
}
}
void WindowResized() {
if (d3dmgr == NULL) { return; }
IDirect3DSwapChain9 *sc;
d3dmgr->GetSwapChain(0, &sc);
D3DPRESENT_PARAMETERS d3dpp;
sc->GetPresentParameters(&d3dpp);
int ww = window_get_width(),
wh = window_get_height();
d3dpp.BackBufferWidth = ww <= 0 ? 1 : ww;
d3dpp.BackBufferHeight = wh <= 0 ? 1 : wh;
sc->Release();
OnDeviceLost();
d3dmgr->Reset(&d3dpp);
OnDeviceReset();
// clear the window color, viewport does not need set because backbuffer was just recreated
enigma_user::draw_clear(enigma_user::window_get_color());
}
LRESULT CALLBACK WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
switch (uMsg)
{
HANDLE_MSG(hwnd, WM_CREATE, OnCreate);
HANDLE_MSG(hwnd, WM_CLOSE, OnClose);
HANDLE_MSG(hwnd, WM_PAINT, OnPaint);
HANDLE_MSG(hwnd, WM_SIZE, OnSize);
HANDLE_MSG(hwnd, WM_COMMAND, OnCommand);
case WM_DEVICECHANGE:
OnDeviceLost(hwnd, (PDEV_BROADCAST_HDR)lParam);
return TRUE;
case WM_ERASEBKGND:
return 1;
default:
return DefWindowProc(hwnd, uMsg, wParam, lParam);
}
}
