/**
* @fn Render()
*
* @brief Renders the quad
*/
void CDXQuad::Render()
{
// Get the output device
ID3D10Device *pDev = DXUTGetD3D10Device();
// Set the output topology
pDev->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
// Set the vertex buffer and input layout, then render
UINT offset = 0;
pDev->IASetVertexBuffers(0, 1, &m_pVBuff, (UINT*)&m_vertexSize, &offset);
pDev->Draw(4, 0);
}
bool CDX10Shader::Execute(std::vector<ID3D10RenderTargetView*> *vecRT, unsigned int vertexIndexStep)
{
ID3D10Device* pDevice = m_rendererSystem->GetDevice();
ID3D10RenderTargetView* oldRTV = 0;
ID3D10DepthStencilView* oldDSV = 0;
if (vecRT!=NULL && !vecRT->empty())
pDevice->OMGetRenderTargets(1, &oldRTV, &oldDSV);
D3D10_TECHNIQUE_DESC techDesc;
m_effect.GetTechnique()->GetDesc(&techDesc);
unsigned int cPasses = techDesc.Passes;
unsigned int stride = m_vertsize;
unsigned int offset = 0;
ID3D10Buffer* buffer = m_vb.GetVertexBuffer();
pDevice->IASetVertexBuffers(0, 1, &buffer, &stride, &offset);
if (m_vb.m_type == D3DVertexBuffer::INDEXED_BUFFER)
{
pDevice->IASetIndexBuffer(m_vb.GetIndexBuffer(), DXGI_FORMAT_R32_UINT, 0);
pDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
} else
{
pDevice->IASetPrimitiveTopology(D3D10_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
}
pDevice->IASetInputLayout(m_inputLayout);
for (unsigned int iPass = 0; iPass < cPasses; iPass++)
{
if (!m_effect.BeginPass(iPass))
{
LOGERR("Failed to apply and begin pass %u in technique %s", iPass, techDesc.Name);
break;
}
if (vecRT != NULL && vecRT->size() > iPass)
pDevice->OMSetRenderTargets(1, &(*vecRT)[iPass], NULL);
if (m_vb.m_type == D3DVertexBuffer::INDEXED_BUFFER && m_primitivesCount > 0)
for (int i = 0; i < m_primitivesCount; i++)
pDevice->DrawIndexed(m_indexCount, 0, iPass*vertexIndexStep+i*((m_vbsize/m_vertsize)/m_primitivesCount));
else
pDevice->Draw(m_primitivesCount, iPass*vertexIndexStep);
}
if (oldRTV != 0)
{
if (oldDSV != 0)
{
pDevice->OMSetRenderTargets(1, &oldRTV, oldDSV);
oldRTV->Release();
oldRTV->Release();
} else
{
pDevice->OMSetRenderTargets(1, &oldRTV, NULL);
oldRTV->Release();
}
}
pDevice->RSSetViewports(1, &m_rendererSystem->GetViewPort());
return true;
}