void Render()
{
if (!m_renderTarget)
{
auto d3dDevice = CreateD3D11Device();
m_renderTarget = CreateRenderTarget(m_d2dFactory, d3dDevice);
m_swapChain = CreateSwapChainForHwnd(d3dDevice, __super::m_hWnd);
CreateDeviceSwapChainBitmap(m_swapChain, m_renderTarget);
static_cast<T *>(this)->CreateDeviceResources();
static_cast<T *>(this)->CreateDeviceSizeResources();
}
m_renderTarget->BeginDraw();
// NOTE: no fallback is provided in this base class so all derived classes must implement this
static_cast<T *>(this)->Draw();
m_renderTarget->EndDraw();
auto const hr = m_swapChain->Present(1, 0);
if (S_OK != hr && DXGI_STATUS_OCCLUDED != hr)
{
ReleaseDevices();
}
}
void ResizeSwapChainBitmap()
{
ASSERT(m_renderTarget);
ASSERT(m_swapChain);
m_renderTarget->SetTarget(nullptr);
if (S_OK == m_swapChain->ResizeBuffers(0, 0, 0, DXGI_FORMAT_UNKNOWN, 0))
{
CreateDeviceSwapChainBitmap(m_swapChain, m_renderTarget);
// here we need to recreate window size dependent resources
static_cast<T *>(this)->CreateDeviceSizeResources();
}
else
{
ReleaseDevices();
}
}
InputManager::~InputManager()
{
ReleaseDevices();
myInitialized = false;
}