AtNode *convert( const IECore::ExternalProcedural *procedural )
{
std::string nodeType = "procedural";
// Allow a parameter "ai:nodeType" == "volume" to create a volume shape rather
// than a procedural shape. Volume shapes provide "dso", "min" and "max" parameters
// just as procedural shapes do, so the mapping is a fairly natural one.
const CompoundDataMap ¶meters = procedural->parameters()->readable();
CompoundDataMap::const_iterator nodeTypeIt = parameters.find( "ai:nodeType" );
if( nodeTypeIt != parameters.end() && nodeTypeIt->second->isInstanceOf( StringData::staticTypeId() ) )
{
nodeType = static_cast<const StringData *>( nodeTypeIt->second.get() )->readable();
}
AtNode *node = AiNode( nodeType.c_str() );
AiNodeSetStr( node, "dso", procedural->getFileName().c_str() );
ParameterAlgo::setParameters( node, parameters );
const Box3f bound = procedural->bound();
if( bound != Renderer::Procedural::noBound )
{
AiNodeSetPnt( node, "min", bound.min.x, bound.min.y, bound.min.z );
AiNodeSetPnt( node, "max", bound.max.x, bound.max.y, bound.max.z );
}
else
{
// No bound available - expand procedural immediately.
AiNodeSetBool( node, "load_at_init", true );
}
return node;
}
void AddArbitraryGeomParam( ICompoundProperty & parent,
const PropertyHeader &propHeader,
ISampleSelector &sampleSelector,
AtNode * primNode,
int arnoldAPIType)
{
T param( parent, propHeader.getName() );
if ( !param.valid() )
{
//TODO error message?
return;
}
std::string declStr = GetArnoldTypeString( param.getScope(),
arnoldAPIType );
if ( declStr.empty() )
{
return;
}
// TODO For now, don't support user-defined arrays.
// It's reasonable to support these for kConstantScope
if ( param.getArrayExtent() > 1 )
{
return;
}
if ( !AiNodeDeclare( primNode, param.getName().c_str(), declStr.c_str() ) )
{
//TODO, AiWarning
return;
}
if ( param.getScope() == kConstantScope ||
param.getScope() == kUnknownScope)
{
//Set scalars directly based on arnoldAPIType since we're
//not yet support array types here
typename T::prop_type::sample_ptr_type valueSample =
param.getExpandedValue( sampleSelector ).getVals();
switch ( arnoldAPIType )
{
case AI_TYPE_INT:
AiNodeSetInt( primNode, param.getName().c_str(),
reinterpret_cast<const int32_t *>(
valueSample->get() )[0] );
break;
case AI_TYPE_FLOAT:
AiNodeSetFlt( primNode, param.getName().c_str(),
reinterpret_cast<const float32_t *>(
valueSample->get() )[0] );
break;
case AI_TYPE_STRING:
AiNodeSetStr( primNode, param.getName().c_str(),
reinterpret_cast<const std::string *>(
valueSample->get() )[0].c_str() );
break;
case AI_TYPE_RGB:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetRGB( primNode, param.getName().c_str(),
data[0], data[1], data[2]);
break;
}
case AI_TYPE_RGBA:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetRGBA( primNode, param.getName().c_str(),
data[0], data[1], data[2], data[3]);
break;
}
case AI_TYPE_POINT:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetPnt( primNode, param.getName().c_str(),
data[0], data[1], data[2]);
break;
}
case AI_TYPE_VECTOR:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetVec( primNode, param.getName().c_str(),
data[0], data[1], data[2] );
break;
}
case AI_TYPE_POINT2:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AiNodeSetPnt2( primNode, param.getName().c_str(),
data[0], data[1] );
break;
}
case AI_TYPE_MATRIX:
{
const float32_t * data =
reinterpret_cast<const float32_t *>(
valueSample->get() );
AtMatrix m;
for ( size_t i = 0; i < 16; ++i )
{
*((&m[0][0])+i) = data[i];
}
AiNodeSetMatrix( primNode, param.getName().c_str(), m);
break;
}
default:
// For now, only support the above types
break;
}
}
else
{
// Always set arrays for other scopes
typename T::prop_type::sample_ptr_type valueSample =
param.getExpandedValue( sampleSelector ).getVals();
AiNodeSetArray( primNode, param.getName().c_str(),
ArrayConvert( valueSample->size(), 1, arnoldAPIType,
(void *) valueSample->get() ) );
}
}
void CScriptedShapeTranslator::RunScripts(AtNode *atNode, unsigned int step, bool update)
{
std::map<std::string, CScriptedTranslator>::iterator translatorIt;
MFnDependencyNode fnNode(GetMayaObject());
translatorIt = gTranslators.find(fnNode.typeName().asChar());
if (translatorIt == gTranslators.end())
{
AiMsgError("[mtoa.scriptedTranslators] No command to export node \"%s\" of type %s.", fnNode.name().asChar(), fnNode.typeName().asChar());
return;
}
MString exportCmd = translatorIt->second.exportCmd;
MString cleanupCmd = translatorIt->second.cleanupCmd;
MFnDagNode node(m_dagPath.node());
bool isMasterDag = false;
bool transformBlur = IsMotionBlurEnabled(MTOA_MBLUR_OBJECT) && IsLocalMotionBlurEnabled();
bool deformBlur = IsMotionBlurEnabled(MTOA_MBLUR_DEFORM) && IsLocalMotionBlurEnabled();
char buffer[64];
MString command = exportCmd;
command += "(";
sprintf(buffer, "%f", GetExportFrame());
command += buffer;
command += ", ";
sprintf(buffer, "%d", step);
command += buffer;
command += ", ";
// current sample frame
sprintf(buffer, "%f", GetSampleFrame(m_session, step));
command += buffer;
command += ", ";
// List of arnold attributes the custom shape export command has overriden
MStringArray attrs;
if (!m_masterNode)
{
command += "(\"" + m_dagPath.partialPathName() + "\", \"";
command += AiNodeGetName(atNode);
command += "\"), None)";
isMasterDag = true;
}
else
{
command += "(\"" + m_dagPath.partialPathName() + "\", \"";
command += AiNodeGetName(atNode);
command += "\"), (\"" + GetMasterInstance().partialPathName() + "\", \"";
command += AiNodeGetName(m_masterNode);
command += "\"))";
}
MStatus status = MGlobal::executePythonCommand(command, attrs);
if (!status)
{
AiMsgError("[mtoa.scriptedTranslators] Failed to export node \"%s\".", node.name().asChar());
return;
}
// Build set of attributes already processed
std::set<std::string> attrsSet;
for (unsigned int i=0; i<attrs.length(); ++i)
{
attrsSet.insert(attrs[i].asChar());
}
std::set<std::string>::iterator attrsEnd = attrsSet.end();
// Should be getting displacement shader from master instance only
// as arnold do not support displacement shader overrides for ginstance
MFnDependencyNode masterShadingEngine;
MFnDependencyNode shadingEngine;
float dispPadding = -AI_BIG;
float dispHeight = 1.0f;
float dispZeroValue = 0.0f;
bool dispAutobump = false;
bool outputDispPadding = false;
bool outputDispHeight = false;
bool outputDispZeroValue = false;
bool outputDispAutobump = false;
const AtNodeEntry *anodeEntry = AiNodeGetNodeEntry(atNode);
GetShapeInstanceShader(m_dagPath, shadingEngine);
if (!IsMasterInstance())
{
GetShapeInstanceShader(GetMasterInstance(), masterShadingEngine);
}
else
{
masterShadingEngine.setObject(shadingEngine.object());
}
AtMatrix matrix;
MMatrix mmatrix = m_dagPath.inclusiveMatrix();
ConvertMatrix(matrix, mmatrix);
// Set transformation matrix
if (attrsSet.find("matrix") == attrsEnd)
{
if (HasParameter(anodeEntry, "matrix"))
{
if (transformBlur)
{
if (step == 0)
{
AtArray* matrices = AiArrayAllocate(1, GetNumMotionSteps(), AI_TYPE_MATRIX);
AiArraySetMtx(matrices, step, matrix);
AiNodeSetArray(atNode, "matrix", matrices);
}
else
{
AtArray* matrices = AiNodeGetArray(atNode, "matrix");
AiArraySetMtx(matrices, step, matrix);
}
}
else
{
AiNodeSetMatrix(atNode, "matrix", matrix);
}
}
}
// Set bounding box
if (attrsSet.find("min") == attrsEnd && attrsSet.find("max") == attrsEnd)
{
// Now check if min and max parameters are valid parameter names on arnold node
if (HasParameter(anodeEntry, "min") != 0 && HasParameter(anodeEntry, "max") != 0)
{
if (step == 0)
{
MBoundingBox bbox = node.boundingBox();
MPoint bmin = bbox.min();
MPoint bmax = bbox.max();
AiNodeSetPnt(atNode, "min", static_cast<float>(bmin.x), static_cast<float>(bmin.y), static_cast<float>(bmin.z));
AiNodeSetPnt(atNode, "max", static_cast<float>(bmax.x), static_cast<float>(bmax.y), static_cast<float>(bmax.z));
}
else
{
if (transformBlur || deformBlur)
{
AtPoint cmin = AiNodeGetPnt(atNode, "min");
AtPoint cmax = AiNodeGetPnt(atNode, "max");
MBoundingBox bbox = node.boundingBox();
MPoint bmin = bbox.min();
MPoint bmax = bbox.max();
if (bmin.x < cmin.x)
cmin.x = static_cast<float>(bmin.x);
if (bmin.y < cmin.y)
cmin.y = static_cast<float>(bmin.y);
if (bmin.z < cmin.z)
cmin.z = static_cast<float>(bmin.z);
if (bmax.x > cmax.x)
cmax.x = static_cast<float>(bmax.x);
if (bmax.y > cmax.y)
cmax.y = static_cast<float>(bmax.y);
if (bmax.z > cmax.z)
cmax.z = static_cast<float>(bmax.z);
AiNodeSetPnt(atNode, "min", cmin.x, cmin.y, cmin.z);
AiNodeSetPnt(atNode, "max", cmax.x, cmax.y, cmax.z);
}
}
}
}
if (step == 0)
{
// Set common attributes
MPlug plug;
if (AiNodeIs(atNode, "procedural"))
{
// Note: it is up to the procedural to properly forward (or not) those parameters to the node
// it creates
if (attrsSet.find("subdiv_type") == attrsEnd)
{
plug = FindMayaPlug("subdiv_type");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivType");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_type", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "subdiv_type", plug.asInt());
}
}
if (attrsSet.find("subdiv_iterations") == attrsEnd)
{
plug = FindMayaPlug("subdiv_iterations");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivIterations");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_iterations", atNode, "constant BYTE"))
{
AiNodeSetByte(atNode, "subdiv_iterations", plug.asInt());
}
}
if (attrsSet.find("subdiv_adaptive_metric") == attrsEnd)
{
plug = FindMayaPlug("subdiv_adaptive_metric");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivAdaptiveMetric");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_adaptive_metric", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "subdiv_adaptive_metric", plug.asInt());
}
}
if (attrsSet.find("subdiv_pixel_error") == attrsEnd)
{
plug = FindMayaPlug("subdiv_pixel_error");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivPixelError");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_pixel_error", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "subdiv_pixel_error", plug.asFloat());
}
}
if (attrsSet.find("subdiv_dicing_camera") == attrsEnd)
{
plug = FindMayaPlug("subdiv_dicing_camera");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivDicingCamera");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_dicing_camera", atNode, "constant NODE"))
{
AtNode *cameraNode = NULL;
MPlugArray plugs;
plug.connectedTo(plugs, true, false);
if (plugs.length() == 1)
{
MFnDagNode camDag(plugs[0].node());
MDagPath camPath;
if (camDag.getPath(camPath) == MS::kSuccess)
{
cameraNode = ExportDagPath(camPath);
}
}
AiNodeSetPtr(atNode, "subdiv_dicing_camera", cameraNode);
}
}
if (attrsSet.find("subdiv_uv_smoothing") == attrsEnd)
{
plug = FindMayaPlug("subdiv_uv_smoothing");
if (plug.isNull())
{
plug = FindMayaPlug("aiSubdivUvSmoothing");
}
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_uv_smoothing", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "subdiv_uv_smoothing", plug.asInt());
}
}
if (attrsSet.find("subdiv_smooth_derivs") == attrsEnd)
{
plug = FindMayaPlug("aiSubdivSmoothDerivs");
if (!plug.isNull() && HasParameter(anodeEntry, "subdiv_smooth_derivs", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "subdiv_smooth_derivs", plug.asBool());
}
}
if (attrsSet.find("smoothing") == attrsEnd)
{
// Use maya shape built-in attribute
plug = FindMayaPlug("smoothShading");
if (!plug.isNull() && HasParameter(anodeEntry, "smoothing", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "smoothing", plug.asBool());
}
}
if (attrsSet.find("disp_height") == attrsEnd)
{
plug = FindMayaPlug("aiDispHeight");
if (!plug.isNull())
{
outputDispHeight = true;
dispHeight = plug.asFloat();
}
}
if (attrsSet.find("disp_zero_value") == attrsEnd)
{
plug = FindMayaPlug("aiDispZeroValue");
if (!plug.isNull())
{
outputDispZeroValue = true;
dispZeroValue = plug.asFloat();
}
}
if (attrsSet.find("disp_autobump") == attrsEnd)
{
plug = FindMayaPlug("aiDispAutobump");
if (!plug.isNull())
{
outputDispAutobump = true;
dispAutobump = plug.asBool();
}
}
if (attrsSet.find("disp_padding") == attrsEnd)
{
plug = FindMayaPlug("aiDispPadding");
if (!plug.isNull())
{
outputDispPadding = true;
dispPadding = MAX(dispPadding, plug.asFloat());
}
}
// Set diplacement shader
if (attrsSet.find("disp_map") == attrsEnd)
{
if (masterShadingEngine.object() != MObject::kNullObj)
{
MPlugArray shaderConns;
MPlug shaderPlug = masterShadingEngine.findPlug("displacementShader");
shaderPlug.connectedTo(shaderConns, true, false);
if (shaderConns.length() > 0)
{
MFnDependencyNode dispNode(shaderConns[0].node());
plug = dispNode.findPlug("aiDisplacementPadding");
if (!plug.isNull())
{
outputDispPadding = true;
dispPadding = MAX(dispPadding, plug.asFloat());
}
plug = dispNode.findPlug("aiDisplacementAutoBump");
if (!plug.isNull())
{
outputDispAutobump = true;
dispAutobump = dispAutobump || plug.asBool();
}
if (HasParameter(anodeEntry, "disp_map", atNode, "constant ARRAY NODE"))
{
AtNode *dispImage = ExportNode(shaderConns[0]);
AiNodeSetArray(atNode, "disp_map", AiArrayConvert(1, 1, AI_TYPE_NODE, &dispImage));
}
}
}
}
if (outputDispHeight && HasParameter(anodeEntry, "disp_height", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "disp_height", dispHeight);
}
if (outputDispZeroValue && HasParameter(anodeEntry, "disp_zero_value", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "disp_zero_value", dispZeroValue);
}
if (outputDispPadding && HasParameter(anodeEntry, "disp_padding", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "disp_padding", dispPadding);
}
if (outputDispAutobump && HasParameter(anodeEntry, "disp_autobump", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "disp_autobump", dispAutobump);
}
// Old point based SSS parameter
if (attrsSet.find("sss_sample_distribution") == attrsEnd)
{
plug = FindMayaPlug("sss_sample_distribution");
if (plug.isNull())
{
plug = FindMayaPlug("aiSssSampleDistribution");
}
if (!plug.isNull() && HasParameter(anodeEntry, "sss_sample_distribution", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "sss_sample_distribution", plug.asInt());
}
}
// Old point based SSS parameter
if (attrsSet.find("sss_sample_spacing") == attrsEnd)
{
plug = FindMayaPlug("sss_sample_spacing");
if (plug.isNull())
{
plug = FindMayaPlug("aiSssSampleSpacing");
}
if (!plug.isNull() && HasParameter(anodeEntry, "sss_sample_spacing", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "sss_sample_spacing", plug.asFloat());
}
}
if (attrsSet.find("min_pixel_width") == attrsEnd)
{
plug = FindMayaPlug("aiMinPixelWidth");
if (!plug.isNull() && HasParameter(anodeEntry, "min_pixel_width", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "min_pixel_width", plug.asFloat());
}
}
if (attrsSet.find("mode") == attrsEnd)
{
plug = FindMayaPlug("aiMode");
if (!plug.isNull() && HasParameter(anodeEntry, "mode", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "mode", plug.asShort());
}
}
if (attrsSet.find("basis") == attrsEnd)
{
plug = FindMayaPlug("aiBasis");
if (!plug.isNull() && HasParameter(anodeEntry, "basis", atNode, "constant INT"))
{
AiNodeSetInt(atNode, "basis", plug.asShort());
}
}
}
if (AiNodeIs(atNode, "ginstance"))
{
if (attrsSet.find("node") == attrsEnd)
{
AiNodeSetPtr(atNode, "node", m_masterNode);
}
if (attrsSet.find("inherit_xform") == attrsEnd)
{
AiNodeSetBool(atNode, "inherit_xform", false);
}
}
else
{
// box or procedural
if (attrsSet.find("step_size") == attrsEnd)
{
plug = FindMayaPlug("step_size");
if (plug.isNull())
{
plug = FindMayaPlug("aiStepSize");
}
if (!plug.isNull() && HasParameter(anodeEntry, "step_size", atNode, "constant FLOAT"))
{
AiNodeSetFlt(atNode, "step_size", plug.asFloat());
}
}
}
if (attrsSet.find("sidedness") == attrsEnd)
{
// Use maya shape built-in attribute
plug = FindMayaPlug("doubleSided");
if (!plug.isNull() && HasParameter(anodeEntry, "sidedness", atNode, "constant BYTE"))
{
AiNodeSetByte(atNode, "sidedness", plug.asBool() ? AI_RAY_ALL : 0);
// Only set invert_normals if doubleSided attribute could be found
if (!plug.asBool() && attrsSet.find("invert_normals") == attrsEnd)
{
// Use maya shape built-in attribute
plug = FindMayaPlug("opposite");
if (!plug.isNull() && HasParameter(anodeEntry, "invert_normals", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "invert_normals", plug.asBool());
}
}
}
}
if (attrsSet.find("receive_shadows") == attrsEnd)
{
// Use maya shape built-in attribute
plug = FindMayaPlug("receiveShadows");
if (!plug.isNull() && HasParameter(anodeEntry, "receive_shadows", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "receive_shadows", plug.asBool());
}
}
if (attrsSet.find("self_shadows") == attrsEnd)
{
plug = FindMayaPlug("self_shadows");
if (plug.isNull())
{
plug = FindMayaPlug("aiSelfShadows");
}
if (!plug.isNull() && HasParameter(anodeEntry, "self_shadows", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "self_shadows", plug.asBool());
}
}
if (attrsSet.find("opaque") == attrsEnd)
{
plug = FindMayaPlug("opaque");
if (plug.isNull())
{
plug = FindMayaPlug("aiOpaque");
}
if (!plug.isNull() && HasParameter(anodeEntry, "opaque", atNode, "constant BOOL"))
{
AiNodeSetBool(atNode, "opaque", plug.asBool());
}
}
if (attrsSet.find("visibility") == attrsEnd)
{
if (HasParameter(anodeEntry, "visibility", atNode, "constant BYTE"))
{
int visibility = AI_RAY_ALL;
// Use maya shape built-in attribute
plug = FindMayaPlug("castsShadows");
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_SHADOW;
}
// Use maya shape built-in attribute
plug = FindMayaPlug("primaryVisibility");
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_CAMERA;
}
// Use maya shape built-in attribute
plug = FindMayaPlug("visibleInReflections");
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_REFLECTED;
}
// Use maya shape built-in attribute
plug = FindMayaPlug("visibleInRefractions");
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_REFRACTED;
}
plug = FindMayaPlug("diffuse_visibility");
if (plug.isNull())
{
plug = FindMayaPlug("aiVisibleInDiffuse");
}
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_DIFFUSE;
}
plug = FindMayaPlug("glossy_visibility");
if (plug.isNull())
{
plug = FindMayaPlug("aiVisibleInGlossy");
}
if (!plug.isNull() && !plug.asBool())
{
visibility &= ~AI_RAY_GLOSSY;
}
AiNodeSetByte(atNode, "visibility", visibility & 0xFF);
}
}
if (attrsSet.find("sss_setname") == attrsEnd)
{
plug = FindMayaPlug("aiSssSetname");
if (!plug.isNull() && plug.asString().length() > 0)
{
if (HasParameter(anodeEntry, "sss_setname", atNode, "constant STRING"))
{
AiNodeSetStr(atNode, "sss_setname", plug.asString().asChar());
}
}
}
// Set surface shader
if (HasParameter(anodeEntry, "shader", atNode, "constant NODE"))
{
if (attrsSet.find("shader") == attrsEnd)
{
if (shadingEngine.object() != MObject::kNullObj)
{
AtNode *shader = ExportNode(shadingEngine.findPlug("message"));
if (shader != NULL)
{
const AtNodeEntry *entry = AiNodeGetNodeEntry(shader);
if (AiNodeEntryGetType(entry) != AI_NODE_SHADER)
{
MGlobal::displayWarning("[mtoaScriptedTranslators] Node generated from \"" + shadingEngine.name() +
"\" of type " + shadingEngine.typeName() + " for shader is not a shader but a " +
MString(AiNodeEntryGetTypeName(entry)));
}
else
{
AiNodeSetPtr(atNode, "shader", shader);
if (AiNodeLookUpUserParameter(atNode, "mtoa_shading_groups") == 0)
{
AiNodeDeclare(atNode, "mtoa_shading_groups", "constant ARRAY NODE");
AiNodeSetArray(atNode, "mtoa_shading_groups", AiArrayConvert(1, 1, AI_TYPE_NODE, &shader));
}
}
}
}
}
}
}
ExportLightLinking(atNode);
MPlug plug = FindMayaPlug("aiTraceSets");
if (!plug.isNull())
{
ExportTraceSets(atNode, plug);
}
// Call cleanup command on last export step
if (!IsMotionBlurEnabled() || !IsLocalMotionBlurEnabled() || int(step) >= (int(GetNumMotionSteps()) - 1))
{
if (HasParameter(anodeEntry, "disp_padding", atNode))
{
float padding = AiNodeGetFlt(atNode, "disp_padding");
AtPoint cmin = AiNodeGetPnt(atNode, "min");
AtPoint cmax = AiNodeGetPnt(atNode, "max");
cmin.x -= padding;
cmin.y -= padding;
cmin.z -= padding;
cmax.x += padding;
cmax.y += padding;
cmax.z += padding;
AiNodeSetPnt(atNode, "min", cmin.x, cmin.y, cmin.z);
AiNodeSetPnt(atNode, "max", cmax.x, cmax.y, cmax.z);
}
if (cleanupCmd != "")
{
command = cleanupCmd += "((\"" + m_dagPath.partialPathName() + "\", \"";
command += AiNodeGetName(atNode);
command += "\"), ";
if (!m_masterNode)
{
command += "None)";
}
else
{
command += "(\"" + GetMasterInstance().partialPathName() + "\", \"";
command += AiNodeGetName(m_masterNode);
command += "\"))";
}
status = MGlobal::executePythonCommand(command);
if (!status)
{
AiMsgError("[mtoa.scriptedTranslators] Failed to cleanup node \"%s\".", node.name().asChar());
}
}
}
}
virtual void ExportProcedural( AtNode *node )
{
// do basic node export
ExportMatrix( node, 0 );
AtNode *shader = arnoldShader();
if( shader )
{
AiNodeSetPtr( node, "shader", shader );
}
AiNodeSetInt( node, "visibility", ComputeVisibility() );
MPlug plug = FindMayaObjectPlug( "receiveShadows" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "receive_shadows", plug.asBool() );
}
plug = FindMayaObjectPlug( "aiSelfShadows" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "self_shadows", plug.asBool() );
}
plug = FindMayaObjectPlug( "aiOpaque" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "opaque", plug.asBool() );
}
// export any shading groups or displacement shaders which look like they
// may be connected to procedural parameters. this ensures that maya shaders
// the procedural will expect to find at rendertime will be exported to the
// ass file (they otherwise might not be if they're not assigned to any objects).
exportShadingInputs();
// now set the procedural-specific parameters
MFnDagNode fnDagNode( m_dagPath );
MBoundingBox bound = fnDagNode.boundingBox();
AiNodeSetPnt( node, "min", bound.min().x, bound.min().y, bound.min().z );
AiNodeSetPnt( node, "max", bound.max().x, bound.max().y, bound.max().z );
const char *dsoPath = getenv( "IECOREARNOLD_PROCEDURAL_PATH" );
AiNodeSetStr( node, "dso", dsoPath ? dsoPath : "ieProcedural.so" );
AiNodeDeclare( node, "className", "constant STRING" );
AiNodeDeclare( node, "classVersion", "constant INT" );
AiNodeDeclare( node, "parameterValues", "constant ARRAY STRING" );
// cast should be ok as we're registered to only work on procedural holders
IECoreMaya::ProceduralHolder *pHolder = static_cast<IECoreMaya::ProceduralHolder *>( fnDagNode.userNode() );
std::string className;
int classVersion;
IECore::ParameterisedProceduralPtr procedural = pHolder->getProcedural( &className, &classVersion );
AiNodeSetStr( node, "className", className.c_str() );
AiNodeSetInt( node, "classVersion", classVersion );
IECorePython::ScopedGILLock gilLock;
try
{
boost::python::object parser = IECoreMaya::PythonCmd::globalContext()["IECore"].attr( "ParameterParser" )();
boost::python::object serialised = parser.attr( "serialise" )( procedural->parameters() );
size_t numStrings = IECorePython::len( serialised );
AtArray *stringArray = AiArrayAllocate( numStrings, 1, AI_TYPE_STRING );
for( size_t i=0; i<numStrings; i++ )
{
std::string s = boost::python::extract<std::string>( serialised[i] );
// hack to workaround ass parsing errors
/// \todo Remove when we get the Arnold version that fixes this
for( size_t c = 0; c<s.size(); c++ )
{
if( s[c] == '#' )
{
s[c] = '@';
}
}
AiArraySetStr( stringArray, i, s.c_str() );
}
AiNodeSetArray( node, "parameterValues", stringArray );
}
catch( boost::python::error_already_set )
{
PyErr_Print();
}
}
virtual void ExportProcedural( AtNode *node )
{
// do basic node export
ExportMatrix( node, 0 );
// AiNodeSetPtr( node, "shader", arnoldShader(node) );
AiNodeSetInt( node, "visibility", ComputeVisibility() );
MPlug plug = FindMayaObjectPlug( "receiveShadows" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "receive_shadows", plug.asBool() );
}
plug = FindMayaObjectPlug( "aiSelfShadows" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "self_shadows", plug.asBool() );
}
plug = FindMayaObjectPlug( "aiOpaque" );
if( !plug.isNull() )
{
AiNodeSetBool( node, "opaque", plug.asBool() );
}
// now set the procedural-specific parameters
AiNodeSetBool( node, "load_at_init", true ); // just for now so that it can load the shaders at the right time
MFnDagNode fnDagNode( m_dagPath );
MBoundingBox bound = fnDagNode.boundingBox();
AiNodeSetPnt( node, "min", bound.min().x-m_dispPadding, bound.min().y-m_dispPadding, bound.min().z-m_dispPadding );
AiNodeSetPnt( node, "max", bound.max().x+m_dispPadding, bound.max().y, bound.max().z+m_dispPadding );
const char *dsoPath = getenv( "ALEMBIC_ARNOLD_PROCEDURAL_PATH" );
AiNodeSetStr( node, "dso", dsoPath ? dsoPath : "bb_AlembicArnoldProcedural.so" );
// Set the parameters for the procedural
//abcFile path
MString abcFile = fnDagNode.findPlug("cacheFileName").asString().expandEnvironmentVariablesAndTilde();
//object path
MString objectPath = fnDagNode.findPlug("cacheGeomPath").asString();
//object pattern
MString objectPattern = "*";
plug = FindMayaObjectPlug( "objectPattern" );
if (!plug.isNull() )
{
if (plug.asString() != "")
{
objectPattern = plug.asString();
}
}
//object pattern
MString excludePattern = "";
plug = FindMayaObjectPlug( "excludePattern" );
if (!plug.isNull() )
{
if (plug.asString() != "")
{
excludePattern = plug.asString();
}
}
float shutterOpen = 0.0;
plug = FindMayaObjectPlug( "shutterOpen" );
if (!plug.isNull() )
{
shutterOpen = plug.asFloat();
}
float shutterClose = 0.0;
plug = FindMayaObjectPlug( "shutterClose" );
if (!plug.isNull() )
{
shutterClose = plug.asFloat();
}
float timeOffset = 0.0;
plug = FindMayaObjectPlug( "timeOffset" );
if (!plug.isNull() )
{
timeOffset = plug.asFloat();
}
int subDIterations = 0;
plug = FindMayaObjectPlug( "ai_subDIterations" );
if (!plug.isNull() )
{
subDIterations = plug.asInt();
}
MString nameprefix = "";
plug = FindMayaObjectPlug( "namePrefix" );
if (!plug.isNull() )
{
nameprefix = plug.asString();
}
// bool exportFaceIds = fnDagNode.findPlug("exportFaceIds").asBool();
bool makeInstance = true; // always on for now
plug = FindMayaObjectPlug( "makeInstance" );
if (!plug.isNull() )
{
makeInstance = plug.asBool();
}
bool flipv = false;
plug = FindMayaObjectPlug( "flipv" );
if (!plug.isNull() )
{
flipv = plug.asBool();
}
bool invertNormals = false;
plug = FindMayaObjectPlug( "invertNormals" );
if (!plug.isNull() )
{
invertNormals = plug.asBool();
}
short i_subDUVSmoothing = 1;
plug = FindMayaObjectPlug( "ai_subDUVSmoothing" );
if (!plug.isNull() )
{
i_subDUVSmoothing = plug.asShort();
}
MString subDUVSmoothing;
switch (i_subDUVSmoothing)
{
case 0:
subDUVSmoothing = "pin_corners";
break;
case 1:
subDUVSmoothing = "pin_borders";
break;
case 2:
subDUVSmoothing = "linear";
break;
case 3:
subDUVSmoothing = "smooth";
break;
default :
subDUVSmoothing = "pin_corners";
break;
}
MTime curTime = MAnimControl::currentTime();
// fnDagNode.findPlug("time").getValue( frame );
// MTime frameOffset;
// fnDagNode.findPlug("timeOffset").getValue( frameOffset );
float time = curTime.as(MTime::kFilm)+timeOffset;
MString argsString;
if (objectPath != "|"){
argsString += "-objectpath ";
// convert "|" to "/"
argsString += MString(replace_all(objectPath,"|","/").c_str());
}
if (objectPattern != "*"){
argsString += "-pattern ";
argsString += objectPattern;
}
if (excludePattern != ""){
argsString += "-excludepattern ";
argsString += excludePattern;
}
if (shutterOpen != 0.0){
argsString += " -shutteropen ";
argsString += shutterOpen;
}
if (shutterClose != 0.0){
argsString += " -shutterclose ";
argsString += shutterClose;
}
if (subDIterations != 0){
argsString += " -subditerations ";
argsString += subDIterations;
argsString += " -subduvsmoothing ";
argsString += subDUVSmoothing;
}
if (makeInstance){
argsString += " -makeinstance ";
}
if (nameprefix != ""){
argsString += " -nameprefix ";
argsString += nameprefix;
}
if (flipv){
argsString += " -flipv ";
}
if (invertNormals){
argsString += " -invertNormals ";
}
argsString += " -filename ";
argsString += abcFile;
argsString += " -frame ";
argsString += time;
if (m_displaced){
argsString += " -disp_map ";
argsString += AiNodeGetName(m_dispNode);
}
AiNodeSetStr(node, "data", argsString.asChar());
ExportUserAttrs(node);
// Export light linking per instance
ExportLightLinking(node);
}
