CheckerNodeOverride::CheckerNodeOverride(const MObject& obj)
: MPxShadingNodeOverride(obj)
, fFragmentName("")
{
// Fragments are defined in separate XML files, add the checker node
// directory to the search path and load from the files.
static const MString sFragmentName("checkerNodePluginFragment");
static const MString sFragmentOutputName("checkerNodePluginFragmentOutput");
static const MString sFragmentGraphName("checkerNodePluginGraph");
MHWRender::MRenderer* theRenderer = MHWRender::MRenderer::theRenderer();
if (theRenderer)
{
MHWRender::MFragmentManager* fragmentMgr =
theRenderer->getFragmentManager();
if (fragmentMgr)
{
// Add search path (once only)
static bool sAdded = false;
if (!sAdded)
{
MString location;
if( ! MGlobal::executeCommand(MString("getModulePath -moduleName \"devkit\""), location, false) ) {
location = MString(getenv("MAYA_LOCATION")) + MString("/devkit");
}
location += "/plug-ins/checkerShader";
fragmentMgr->addFragmentPath(location);
sAdded = true;
}
// Add fragments if needed
bool fragAdded = fragmentMgr->hasFragment(sFragmentName);
bool structAdded = fragmentMgr->hasFragment(sFragmentOutputName);
bool graphAdded = fragmentMgr->hasFragment(sFragmentGraphName);
if (!fragAdded)
{
fragAdded = (sFragmentName == fragmentMgr->addShadeFragmentFromFile(sFragmentName + ".xml", false));
}
if (!structAdded)
{
structAdded = (sFragmentOutputName == fragmentMgr->addShadeFragmentFromFile(sFragmentOutputName + ".xml", false));
}
if (!graphAdded)
{
graphAdded = (sFragmentGraphName == fragmentMgr->addFragmentGraphFromFile(sFragmentGraphName + ".xml"));
}
// If we have them all, use the final graph for the override
if (fragAdded && structAdded && graphAdded)
{
fFragmentName = sFragmentGraphName;
}
}
}
}
LightMaterialOverride::LightMaterialOverride(const MObject& obj)
: MPxSurfaceShadingNodeOverride(obj)
{
MHWRender::MRenderer* theRenderer = MHWRender::MRenderer::theRenderer();
if (theRenderer)
{
MHWRender::MFragmentManager* fragmentMgr = theRenderer->getFragmentManager();
if (fragmentMgr)
{
for (uint i = 0; i < MayaTo::getWorldPtr()->shaderSearchPath.length(); i++)
fragmentMgr->addFragmentPath(MayaTo::getWorldPtr()->shaderSearchPath[i]);
MString fragment = "CoronaLight";
bool fragAdded = fragmentMgr->hasFragment(fragment);
if (!fragAdded)
{
fragAdded = (fragment == fragmentMgr->addShadeFragmentFromFile(fragment + ".xml", false));
if (fragAdded)
{
MGlobal::displayInfo(MString("Successfully loaded fragment ") + fragment + ".xml");
}
else{
MGlobal::displayInfo(MString("Could not load fragment ") + fragment + ".xml");
}
}
}
}
}