void D3DTexture2D::DrawAsDc(std::function<void (const HDC, RECT**)> fn){
IDXGISurface1* surface = nullptr;
HRESULT hr = texture->QueryInterface(__uuidof(IDXGISurface1), (void**)&surface);
IF_NG(hr) {
LOG_DBG("Failed to get IDXGISurface1 Interface.\r\n");
return;
}
HDC dc = nullptr;
hr = surface->GetDC(false, &dc);
IF_NG(hr) {
LOG_DBG("Failed to get HDC Handle.\r\n");
surface->Release();
return;
}
RECT* prect;
fn(dc, &prect);
surface->ReleaseDC(prect);
if (prect) delete prect;
surface->Release();
}
void DrawFrame()
{
float clearColor[4] = { 1.0f, 1.0f, 1.0f, 1.0f };
g_immediateContext->ClearRenderTargetView(g_renderTargetView, clearColor);
g_immediateContext->IASetInputLayout( g_pVertexLayout );
UINT stride = sizeof( Vertex );
UINT offset = 0;
g_immediateContext->IASetVertexBuffers( 0, 1, &g_pVertexBuffer, &stride, &offset );
g_immediateContext->IASetIndexBuffer( g_pIndexBuffer, DXGI_FORMAT_R32_UINT, 0);
// Set the shaders
g_immediateContext->VSSetShader( g_pVertexShader, NULL, 0 );
g_immediateContext->PSSetShader( g_pPixelShader, NULL, 0 );
const RECT* unitedRect = NULL;
if (g_flashPlayer->IsNeedUpdate(&unitedRect))
{
// Get DXGI surface of the texture
IDXGISurface1 *pSurface = NULL;
HRESULT hResult = g_flashTexture->QueryInterface(__uuidof(IDXGISurface1), (void**)&pSurface);
assert(SUCCEEDED(hResult));
// Get surface DC for the texture
HDC hDC;
hResult = pSurface->GetDC(TRUE, &hDC);
assert(SUCCEEDED(hResult));
g_flashPlayer->DrawFrame(hDC);
// Release the DC specifying the dirty rect
pSurface->ReleaseDC((RECT*)unitedRect);
pSurface->Release();
}
g_immediateContext->PSSetShaderResources( 0, 1, &g_pTextureRV );
g_immediateContext->DrawIndexed( g_indexCount, 0, 0 );
// Present to screen
g_swapChain->Present(0, 0);
}
bool KCore::GameInit()
{
HRESULT hr;
if (FAILED(CreateGIFactory()))
{
return 0;
}
if (FAILED(InitDevice()))
{
CleanupDevice();
return 0;
}
if (FAILED(InitSwapChain()))
{
return 0;
}
if (FAILED(SetRenderTarget()))
{
return 0;
}
if (FAILED(SetViewPort()))
{
return 0;
}
KDxState::SetState(g_pd3dDevice);
m_Timer.Init();
I_Input.Init();
// font
IDXGISurface1* pSurface;
hr = g_pSwapChain->GetBuffer(0,
__uuidof(IDXGISurface1),
(LPVOID*)&pSurface);
m_Font.Set(pSurface);
pSurface->Release();
Init();
return true;
}
