void VBlobShadowShader::UpdateShadow(const VBlobShadow *pShadow)
{
if (m_iShadowTexSampler>=0)
{
VStateGroupTexture *pStateGroupTexture = GetStateGroupTexture(VSS_PixelShader, m_iShadowTexSampler);
if (pStateGroupTexture != NULL)
pStateGroupTexture->m_spCustomTex = pShadow->GetShadowTexture();
}
// update the uv projection planes
const float fSizeX = pShadow->m_ShadowBox.getSizeX();
const float fSizeY = pShadow->m_ShadowBox.getSizeY();
hkvPlane planeU;
planeU.m_vNormal = hkvVec3(1.f/fSizeX, 0, 0);
planeU.m_fNegDist = -planeU.m_vNormal.dot (pShadow->m_ShadowBox.m_vMin);
hkvPlane planeV;
planeV.m_vNormal = hkvVec3(0, 1.f/fSizeY, 0);
planeV.m_fNegDist = -planeV.m_vNormal.dot (pShadow->m_ShadowBox.m_vMin);
GetConstantBuffer(VSS_VertexShader)->SetSingleRegisterF(m_iRegPlaneU, &planeU.m_vNormal.x);
GetConstantBuffer(VSS_VertexShader)->SetSingleRegisterF(m_iRegPlaneV, &planeV.m_vNormal.x);
// shadow color
GetConstantBuffer(VSS_PixelShader)->SetSingleRegisterF(m_iRegColor, pShadow->m_vBlendColor.data);
m_bModified = true;
}
////////////////////////////////////////////////////////////////////////////////////////////////
// overridden function to extract the shader registers from the compiled version
void VBlobShadowShader::PostCompileFunction(VShaderEffectResource *pSourceFX,VShaderPassResource *pSourceShader)
{
VCompiledShaderPass::PostCompileFunction(pSourceFX, pSourceShader);
m_iRegPlaneU = GetConstantBuffer(VSS_VertexShader)->GetRegisterByName("TexRefPlaneU");
m_iRegPlaneV = GetConstantBuffer(VSS_VertexShader)->GetRegisterByName("TexRefPlaneV");
VASSERT(m_iRegPlaneU>=0 && m_iRegPlaneV>=0);
m_iRegColor = GetConstantBuffer(VSS_PixelShader)->GetRegisterByName("ShadowColor");
VASSERT(m_iRegColor>=0);
m_iShadowTexSampler = GetSamplerIndexByName(VSS_PixelShader, "ShadowTexture");
m_iGradientTexSampler = GetSamplerIndexByName(VSS_PixelShader, "NormalGradient");
}
void CEffectPixelShader::SetConstantBuffer(unsigned int IdBuffer, void *ConstantBuffer)
{
ID3D11DeviceContext *l_DeviceContext = UABEngine.GetRenderManager()->GetDeviceContext();
ID3D11Buffer *l_ConstantBuffer = GetConstantBuffer(IdBuffer);
l_DeviceContext->UpdateSubresource(l_ConstantBuffer, 0, NULL,
ConstantBuffer, 0, 0);
l_DeviceContext->PSSetConstantBuffers(IdBuffer, 1, &l_ConstantBuffer);
}
void CEffectGeometryShader::SetConstantBuffer(unsigned int IdBuffer, void
*ConstantBuffer)
{
ID3D11DeviceContext *l_DeviceContext = CEngine::GetSingleton().getContextManager()->GetDeviceContext();
ID3D11Buffer *l_ConstantBuffer = GetConstantBuffer(IdBuffer);
if (l_ConstantBuffer)
{
l_DeviceContext->UpdateSubresource(l_ConstantBuffer, 0, NULL,
ConstantBuffer, 0, 0);
l_DeviceContext->GSSetConstantBuffers(IdBuffer, 1, &l_ConstantBuffer);
}
}