void CInvertModule::ProcessFrame(ID3D11Device *pDevice, ID3D11Texture2D *pInput, UINT uiInIndex, ID3D11Texture2D *pOutput, UINT uiOutIndex)
{
ComPtr<ID3D11DeviceContext> spd3dImmediateContext;
// Render targets
ComPtr<ID3D11RenderTargetView> rgpOrigRTV;
ComPtr<ID3D11DepthStencilView> pOrigDSV;
ComPtr<ID3D11RenderTargetView> spRTV;
// Shader resources
ComPtr<ID3D11ShaderResourceView> rgpOrigSRV;
ComPtr<ID3D11ShaderResourceView> spSRV;
// Vertex buffers
ID3D11Buffer *pBuffers[1] = { m_spScreenQuadVB.Get() };
UINT vbStrides = sizeof( ScreenVertex );
UINT vbOffsets = 0;
// Samplers
ID3D11SamplerState *pSamplers[1] = { m_spSampleStateLinear.Get() };
// View port
D3D11_VIEWPORT vpOld[D3D11_VIEWPORT_AND_SCISSORRECT_MAX_INDEX];
UINT nViewPorts = 1;
D3D11_VIEWPORT vp;
// Get the context
pDevice->GetImmediateContext(&spd3dImmediateContext);
// Get the resource views
ThrowIfError(CreateShaderInputView(pInput, uiInIndex, pDevice, &spSRV));
ThrowIfError(CreateShaderOutputView(pOutput, uiOutIndex, pDevice, &spRTV));
// Setup the Draw call
spd3dImmediateContext->IASetInputLayout(m_spQuadLayout.Get());
spd3dImmediateContext->IASetVertexBuffers(0, 1, pBuffers, &vbStrides, &vbOffsets);
spd3dImmediateContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
spd3dImmediateContext->PSSetSamplers(0, 1, pSamplers);
spd3dImmediateContext->OMGetRenderTargets(1, &rgpOrigRTV, &pOrigDSV);
spd3dImmediateContext->OMSetRenderTargets(1, spRTV.GetAddressOf(), nullptr);
spd3dImmediateContext->PSGetShaderResources(0, 1, &rgpOrigSRV);
spd3dImmediateContext->PSSetShaderResources(0, 1, spSRV.GetAddressOf());
spd3dImmediateContext->RSGetViewports(&nViewPorts, vpOld);
// Setup the viewport to match the backbuffer
vp.Width = (float)m_uiWidth;
vp.Height = (float)m_uiHeight;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
vp.TopLeftX = 0.0f;
vp.TopLeftY = 0.0f;
spd3dImmediateContext->RSSetViewports(1, &vp);
spd3dImmediateContext->VSSetShader(m_spVertexShader.Get(), nullptr, 0);
spd3dImmediateContext->PSSetShader(m_spPixelShader.Get(), nullptr, 0);
spd3dImmediateContext->Draw(4, 0);
// Restore the Old
spd3dImmediateContext->RSSetViewports(nViewPorts, vpOld);
spd3dImmediateContext->PSSetShaderResources(0, 1, rgpOrigSRV.GetAddressOf());
spd3dImmediateContext->OMSetRenderTargets(1, rgpOrigRTV.GetAddressOf(), pOrigDSV.Get());
}
HRESULT CInvertModule::ProcessFrame(ID3D11Device *pDevice, ID3D11Texture2D *pInput, UINT uiInIndex, ID3D11Texture2D *pOutput, UINT uiOutIndex)
{
HRESULT hr = S_OK;
ComPtr<ID3D11DeviceContext> pd3dImmediateContext;
// Render targets
ComPtr<ID3D11RenderTargetView> rgpOrigRTV;
ComPtr<ID3D11DepthStencilView> pOrigDSV;
ID3D11RenderTargetView *pRTVs[1] = { nullptr };
// Shader resources
ComPtr<ID3D11ShaderResourceView> rgpOrigSRV;
ID3D11ShaderResourceView *pSRVs[1] = { nullptr };
// Vertex buffers
ID3D11Buffer *pBuffers[1] = { m_pScreenQuadVB.Get() };
UINT vbStrides = sizeof( ScreenVertex );
UINT vbOffsets = 0;
// Samplers
ID3D11SamplerState *pSamplers[1] = { m_pSampleStateLinear.Get() };
// View port
D3D11_VIEWPORT vpOld[D3D11_VIEWPORT_AND_SCISSORRECT_MAX_INDEX];
UINT nViewPorts = 1;
D3D11_VIEWPORT vp;
// Get the context
pDevice->GetImmediateContext(&pd3dImmediateContext);
// Get the resource views
hr = CreateShaderInputView(pInput, uiInIndex, pDevice, &(pSRVs[0]));
if( FAILED(hr) )
{
goto done;
}
hr = CreateShaderOutputView(pOutput, uiOutIndex, pDevice, &(pRTVs[0]));
if( FAILED(hr) )
{
goto done;
}
// Setup the Draw call
pd3dImmediateContext->IASetInputLayout(m_spQuadLayout.Get());
pd3dImmediateContext->IASetVertexBuffers(0, 1, pBuffers, &vbStrides, &vbOffsets);
pd3dImmediateContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
pd3dImmediateContext->PSSetSamplers(0, 1, pSamplers);
pd3dImmediateContext->OMGetRenderTargets(1, &rgpOrigRTV, &pOrigDSV);
pd3dImmediateContext->OMSetRenderTargets(1, pRTVs, NULL);
pd3dImmediateContext->PSGetShaderResources(0, 1, &rgpOrigSRV);
pd3dImmediateContext->PSSetShaderResources(0, 1, pSRVs);
pd3dImmediateContext->RSGetViewports( &nViewPorts, vpOld );
// Setup the viewport to match the backbuffer
vp.Width = (float)m_uiWidth;
vp.Height = (float)m_uiHeight;
vp.MinDepth = 0.0f;
vp.MaxDepth = 1.0f;
vp.TopLeftX = 0.0f;
vp.TopLeftY = 0.0f;
pd3dImmediateContext->RSSetViewports( 1, &vp );
pd3dImmediateContext->VSSetShader( m_pVertexShader.Get(), NULL, 0 );
pd3dImmediateContext->PSSetShader( m_pPixelShader.Get(), NULL, 0 );
pd3dImmediateContext->Draw( 4, 0 );
// Restore the Old
pd3dImmediateContext->RSSetViewports( nViewPorts, vpOld );
pd3dImmediateContext->PSSetShaderResources(0, 1, rgpOrigSRV.GetAddressOf());
pd3dImmediateContext->OMSetRenderTargets( 1, rgpOrigRTV.GetAddressOf(), pOrigDSV.Get() );
done:
if(nullptr != pSRVs[0])
{
pSRVs[0]->Release();
}
if(nullptr != pRTVs[0])
{
pRTVs[0]->Release();
}
return hr;
}
