bool CD3D9HLSLMaterialRenderer::setVariable(bool vertexShader, const c8* name,
const f32* floats, int count)
{
LPD3DXCONSTANTTABLE tbl = vertexShader ? VSConstantsTable : PSConstantsTable;
if (!tbl)
return false;
// currently we only support top level parameters.
// Should be enough for the beginning. (TODO)
D3DXHANDLE hndl = tbl->GetConstantByName(NULL, name);
if (!hndl)
{
core::stringc s = "HLSL Variable to set not found: '";
s += name;
s += "'. Available variables are:";
os::Printer::log(s.c_str(), ELL_WARNING);
printHLSLVariables(tbl);
return false;
}
HRESULT hr = tbl->SetFloatArray(pID3DDevice, hndl, floats, count);
if (FAILED(hr))
{
os::Printer::log("Error setting float array for HLSL variable", ELL_WARNING);
return false;
}
return true;
}
s32 CD3D9HLSLMaterialRenderer::getVariableID(bool vertexShader, const c8* name)
{
LPD3DXCONSTANTTABLE tbl = vertexShader ? VSConstantsTable : PSConstantsTable;
if (!tbl)
return -1;
D3DXCONSTANTTABLE_DESC tblDesc;
if (!FAILED(tbl->GetDesc(&tblDesc)))
{
for (u32 i = 0; i < tblDesc.Constants; ++i)
{
D3DXHANDLE curConst = tbl->GetConstant(NULL, i);
D3DXCONSTANT_DESC constDesc;
UINT ucount = 1;
if (!FAILED(tbl->GetConstantDesc(curConst, &constDesc, &ucount)))
if(strcmp(name, constDesc.Name) == 0)
return i;
}
}
core::stringc s = "HLSL Variable to get ID not found: '";
s += name;
s += "'. Available variables are:";
os::Printer::log(s.c_str(), ELL_WARNING);
printHLSLVariables(tbl);
return -1;
}
