void CRenderCaptureDX::BeginRender()
{
ID3D11DeviceContext* pContext = DX::DeviceResources::Get()->GetD3DContext();
ID3D11Device* pDevice = DX::DeviceResources::Get()->GetD3DDevice();
CD3D11_QUERY_DESC queryDesc(D3D11_QUERY_EVENT);
if (!m_asyncChecked)
{
m_asyncSupported = SUCCEEDED(pDevice->CreateQuery(&queryDesc, nullptr));
if (m_flags & CAPTUREFLAG_CONTINUOUS)
{
if (!m_asyncSupported)
CLog::Log(LOGWARNING, "%s: D3D11_QUERY_OCCLUSION not supported, performance might suffer.", __FUNCTION__);
if (!UseOcclusionQuery())
CLog::Log(LOGWARNING, "%s: D3D11_QUERY_OCCLUSION disabled, performance might suffer.", __FUNCTION__);
}
m_asyncChecked = true;
}
HRESULT result;
if (m_surfaceWidth != m_width || m_surfaceHeight != m_height)
{
m_renderTex.Release();
m_copyTex.Release();
if (!m_renderTex.Create(m_width, m_height, 1, D3D11_USAGE_DEFAULT, DXGI_FORMAT_B8G8R8A8_UNORM))
{
CLog::LogF(LOGERROR, "CreateTexture2D (RENDER_TARGET) failed.");
SetState(CAPTURESTATE_FAILED);
return;
}
if (!m_copyTex.Create(m_width, m_height, 1, D3D11_USAGE_STAGING, DXGI_FORMAT_B8G8R8A8_UNORM))
{
CLog::LogF(LOGERROR, "CreateRenderTargetView failed.");
SetState(CAPTURESTATE_FAILED);
return;
}
m_surfaceWidth = m_width;
m_surfaceHeight = m_height;
}
if (m_bufferSize != m_width * m_height * 4)
{
m_bufferSize = m_width * m_height * 4;
av_freep(&m_pixels);
m_pixels = (uint8_t*)av_malloc(m_bufferSize);
}
if (m_asyncSupported && UseOcclusionQuery())
{
//generate an occlusion query if we don't have one
if (!m_query)
{
result = pDevice->CreateQuery(&queryDesc, &m_query);
if (FAILED(result))
{
CLog::LogF(LOGERROR, "CreateQuery failed %s",
DX::GetErrorDescription(result).c_str());
m_asyncSupported = false;
SAFE_RELEASE(m_query);
}
}
}
else
{
//don't use an occlusion query, clean up any old one
SAFE_RELEASE(m_query);
}
}
void CRenderCaptureDX::BeginRender()
{
ID3D11DeviceContext* pContext = g_Windowing.Get3D11Context();
ID3D11Device* pDevice = g_Windowing.Get3D11Device();
CD3D11_QUERY_DESC queryDesc(D3D11_QUERY_EVENT);
if (!m_asyncChecked)
{
m_asyncSupported = SUCCEEDED(pDevice->CreateQuery(&queryDesc, nullptr));
if (m_flags & CAPTUREFLAG_CONTINUOUS)
{
if (!m_asyncSupported)
CLog::Log(LOGWARNING, "CRenderCaptureDX: D3D11_QUERY_OCCLUSION not supported, performance might suffer");
if (!UseOcclusionQuery())
CLog::Log(LOGWARNING, "CRenderCaptureDX: D3D11_QUERY_OCCLUSION disabled, performance might suffer");
}
m_asyncChecked = true;
}
HRESULT result;
if (m_surfaceWidth != m_width || m_surfaceHeight != m_height)
{
SAFE_RELEASE(m_renderSurface);
SAFE_RELEASE(m_copySurface);
CD3D11_TEXTURE2D_DESC texDesc(DXGI_FORMAT_B8G8R8A8_UNORM, m_width, m_height, 1, 1, D3D11_BIND_RENDER_TARGET);
result = pDevice->CreateTexture2D(&texDesc, nullptr, &m_renderTexture);
if (FAILED(result))
{
CLog::Log(LOGERROR, "CRenderCaptureDX::BeginRender: CreateTexture2D (RENDER_TARGET) failed %s",
g_Windowing.GetErrorDescription(result).c_str());
SetState(CAPTURESTATE_FAILED);
return;
}
CD3D11_RENDER_TARGET_VIEW_DESC rtDesc(D3D11_RTV_DIMENSION_TEXTURE2D);
result = pDevice->CreateRenderTargetView(m_renderTexture, &rtDesc, &m_renderSurface);
if (FAILED(result))
{
CLog::Log(LOGERROR, "CRenderCaptureDX::BeginRender: CreateRenderTargetView failed %s",
g_Windowing.GetErrorDescription(result).c_str());
SetState(CAPTURESTATE_FAILED);
return;
}
texDesc.BindFlags = 0;
texDesc.Usage = D3D11_USAGE_STAGING;
texDesc.CPUAccessFlags = D3D11_CPU_ACCESS_READ;
result = pDevice->CreateTexture2D(&texDesc, nullptr, &m_copySurface);
if (FAILED(result))
{
CLog::Log(LOGERROR, "CRenderCaptureDX::BeginRender: CreateTexture2D (USAGE_STAGING) failed %s",
g_Windowing.GetErrorDescription(result).c_str());
SetState(CAPTURESTATE_FAILED);
return;
}
m_surfaceWidth = m_width;
m_surfaceHeight = m_height;
}
if (m_bufferSize != m_width * m_height * 4)
{
m_bufferSize = m_width * m_height * 4;
av_freep(&m_pixels);
m_pixels = (uint8_t*)av_malloc(m_bufferSize);
}
pContext->OMSetRenderTargets(1, &m_renderSurface, nullptr);
if (m_asyncSupported && UseOcclusionQuery())
{
//generate an occlusion query if we don't have one
if (!m_query)
{
result = pDevice->CreateQuery(&queryDesc, &m_query);
if (FAILED(result))
{
CLog::Log(LOGERROR, "CRenderCaptureDX::BeginRender: CreateQuery failed %s",
g_Windowing.GetErrorDescription(result).c_str());
m_asyncSupported = false;
SAFE_RELEASE(m_query);
}
}
}
else
{
//don't use an occlusion query, clean up any old one
SAFE_RELEASE(m_query);
}
}
