示例#1
0
bool getFloat2(MString& plugName, MFnDependencyNode& dn, MVector& value)
{
	MDGContext ctx = MDGContext::fsNormal;
	MStatus stat = MS::kSuccess;
	bool result = false;
	MPlug plug = dn.findPlug(plugName + "0", &stat);
	if( !stat )
		return false;
	value.x = plug.asFloat(ctx, &stat);
	plug = dn.findPlug(plugName + "1", &stat);
	if( !stat )
		return false;
	value.y = plug.asFloat(ctx, &stat);
	if(stat)
		return true;
	return result;
}
示例#2
0
float getFloatAttr(const char* plugName, MFnDependencyNode& dn, float defaultValue)
{
	MDGContext ctx = MDGContext::fsNormal;
	MStatus stat = MS::kSuccess;
	bool result = false;
	MPlug plug = dn.findPlug(plugName, &stat);
	if( !stat )
		return defaultValue;
	return plug.asFloat(ctx, &stat);
}
示例#3
0
bool getColor(MString& plugName, MFnDependencyNode& dn, MString& value)
{
	MDGContext ctx = MDGContext::fsNormal;
	MStatus stat = MS::kSuccess;
	bool result = false;
	float r, g, b;
	MPlug plug = dn.findPlug(plugName + "R", &stat);
	if( !stat ) return false;
	r = plug.asFloat(ctx, &stat);
	plug = dn.findPlug(plugName + "G", &stat);
	if( !stat ) return false;
	g = plug.asFloat(ctx, &stat);
	plug = dn.findPlug(plugName + "B", &stat);
	if( !stat ) return false;
	b = plug.asFloat(ctx, &stat);
	value = MString("") + r + " " + g + " " + b;
	result = true;
	return result;
}
示例#4
0
void ovalLocator::myShadedDraw () {
	MPlug plug (thisMObject (), ovalLocator::size) ;
	float multiplier =plug.asFloat () ;
	MPointArray vertices =ovalLocator::vertices () ;

	glBegin (GL_TRIANGLE_FAN) ;
	glVertex3f (0, 0, 0) ;
	for ( int i =0 ; i < vertices.length () ; i++ )
		glVertex3f (vertices [i].x * multiplier, vertices [i].y * multiplier, vertices [i].z * multiplier) ;
	glEnd () ;
}
示例#5
0
void ovalLocator::myWireFrameDraw () {
	MPlug plug (thisMObject (), ovalLocator::size) ;
	float multiplier =plug.asFloat () ;
	MPointArray vertices =ovalLocator::vertices () ;

	glBegin (GL_LINES) ;
	for ( int i =0 ; i < vertices.length () - 1 ; i++ ) {
		glVertex3f (vertices [i].x * multiplier, vertices [i].y * multiplier, vertices [i].z * multiplier) ;
		glVertex3f (vertices [i + 1].x * multiplier, vertices [i + 1].y * multiplier, vertices [i + 1].z * multiplier) ;
	}
	glEnd () ;
}
示例#6
0
void cubeLocator::myShadedDraw () {
	MPlug plug (thisMObject (), cubeLocator::size) ;
	float multiplier =plug.asFloat () ;
	MPointArray vertices =cubeLocator::vertices () ;

	glBegin (GL_QUADS) ;
	for ( int i =0 ; i < vertices.length () - 3 ; i +=4 ) {
		glVertex3f (vertices [i].x * multiplier, vertices [i].y * multiplier, vertices [i].z * multiplier) ;
		glVertex3f (vertices [i + 1].x * multiplier, vertices [i + 1].y * multiplier, vertices [i + 1].z * multiplier) ;
		glVertex3f (vertices [i + 2].x * multiplier, vertices [i + 2].y * multiplier, vertices [i + 2].z * multiplier) ;
		glVertex3f (vertices [i + 3].x * multiplier, vertices [i + 3].y * multiplier, vertices [i + 3].z * multiplier) ;
	}
	glEnd () ;
}
示例#7
0
bool getFloat2(MString& plugName, MFnDependencyNode& dn, float2& value)
{
	MDGContext ctx = MDGContext::fsNormal;
	MStatus stat = MS::kSuccess;
	bool result = false;
	MString pName0 = plugName + "0";
	MString pName1 = plugName + "1";
	if( plugName == "repeatUV")
	{
		pName0 = "repeatU";
		pName0 = "repeatV";
	}
	MPlug plug = dn.findPlug(pName0, &stat);
	if( !stat )
		return false;
	value[0] = plug.asFloat(ctx, &stat);
	plug = dn.findPlug(pName0, &stat);
	if( !stat )
		return false;
	value[1] = plug.asFloat(ctx, &stat);
	if(stat)
		return true;
	return result;
}
 void GetDisplacement(MObject& obj,
                                           float& dispPadding,
                                           bool& enableAutoBump)
 {
    MFnDependencyNode dNode(obj);
    MPlug plug = dNode.findPlug("aiDisplacementPadding");
    if (!plug.isNull())
       dispPadding = MAX(dispPadding, plug.asFloat());
    if (!enableAutoBump)
    {
       plug = dNode.findPlug("aiDisplacementAutoBump");
       if (!plug.isNull())
          enableAutoBump = enableAutoBump || plug.asBool();
    }
 }
示例#9
0
Corona::SharedPtr<Corona::Abstract::Map> getOslTexMap(MString& attributeName, MFnDependencyNode& depFn, ShadingNetwork& sn)
{
	MStatus status;
	OSL::OSLShadingNetworkRenderer *oslRenderer;
	MayaTo::MayaToWorld::WorldRenderType rType = MayaTo::getWorldPtr()->getRenderType();
	if ((rType == MayaTo::MayaToWorld::WorldRenderType::SWATCHRENDER))
	{
		oslRenderer = (OSL::OSLShadingNetworkRenderer *)MayaTo::getObjPtr("oslSwatchRenderer");
	}
	else{
		oslRenderer = (OSL::OSLShadingNetworkRenderer *)MayaTo::getObjPtr("oslRenderer");
	}

	size_t numNodes = sn.shaderList.size();
	MString OSLInterfaceName = depFn.name() + "_" + attributeName + "_OSLInterface";
	MString shaderGroupName = depFn.name() + "_" + attributeName + "_OSLShadingGroup";
	OSL::ShaderGroupRef shaderGroup = oslRenderer->shadingsys->ShaderGroupBegin(shaderGroupName.asChar());

	MObject thisMObject = depFn.object();
	MString outPlugName;
	MString connectedObjectName = getObjectName(getOtherSideSourceNode(attributeName, thisMObject, true, outPlugName));

	Logging::debug(MString("getOslTexMap: ") + connectedObjectName + "." + outPlugName + " is connected with " + depFn.name() + "." + attributeName);
	MPlug shaderPlug = depFn.findPlug(attributeName);

	MAYATO_OSL::createOSLProjectionNodes(shaderPlug);

	for (int shadingNodeId = 0; shadingNodeId < numNodes; shadingNodeId++)
	{
		ShadingNode snode = sn.shaderList[shadingNodeId];
		Logging::debug(MString("ShadingNode Id: ") + shadingNodeId + " ShadingNode name: " + snode.fullName);
		MAYATO_OSL::createOSLHelperNodes(sn.shaderList[shadingNodeId]);
		MAYATO_OSL::createOSLShadingNode(sn.shaderList[shadingNodeId]);
		MAYATO_OSL::connectProjectionNodes(sn.shaderList[shadingNodeId].mobject);

		if (snode.fullName == connectedObjectName.asChar())
		{
			MAYATO_OSL::createOSLHelperNodes(sn.shaderList[sn.shaderList.size() - 1]);
			Logging::debug(MString("connected node found: ") + snode.fullName + " search output attr.");

			for (size_t outId = 0; outId < snode.outputAttributes.size(); outId++)
			{
				ShaderAttribute& sa = snode.outputAttributes[outId];
				if (MString(sa.name.c_str()) == outPlugName)
				{
					Logging::debug(MString("connected out attr found: ") + sa.name.c_str() + " ");

					MString destParam;
					MString sourceParam = outPlugName;
					MString sourceNode = connectedObjectName;
					if ((sa.type == "color") || (sa.type == "vector"))
					{
						// lets see if we have a color helper node
						MString helperNodeName = MAYATO_OSL::createPlugHelperNodeName(attributeName.asChar(), thisMObject, false);
						Logging::debug(MString("Interface connection - color/vector attribute ") + sa.name.c_str() + " search for helper node " + helperNodeName);
						if (MAYATO_OSL::doesOSLNodeAlreadyExist(helperNodeName))
						{
							Logging::debug(MString("Found helper node name."));
							sourceParam = "outputValue";
							sourceNode = helperNodeName;
						}
						destParam = "inVector";
					}
					if (sa.type == "float")
					{
						destParam = "inFloat";
					}
					if (sa.type == "int")
					{
						destParam = "inInt";
					}
					if (sa.type == "bool")
					{
						destParam = "inBool";
					}

					if (sourceParam == "output")
						sourceParam = "outOutput";

					// if we have a color/vector input, try to find a multiplier attribute
					MString multiplierName = attributeName + "Multiplier";
					MPlug multiplierAttribute = depFn.findPlug(multiplierName, true, &status);
					if (status)
					{
						Logging::debug(MString("Found multiplier attribute: ") + multiplierName);
						float multiplier = multiplierAttribute.asFloat();
						float offset = 0.0f;
						if ((attributeName == "refractionIndex") || (attributeName == "reflectionIor"))
						{
							offset = -1.0f;
						}
						oslRenderer->shadingsys->Parameter("multiplier", OSL::TypeDesc::TypeFloat, &multiplier);
						oslRenderer->shadingsys->Parameter("offset", OSL::TypeDesc::TypeFloat, &offset);
					}
					Logging::debug(MString("creating OSLInterface shader ") + OSLInterfaceName);
					bool success = oslRenderer->shadingsys->Shader("surface", "OSLInterface", OSLInterfaceName.asChar());
					Logging::debug(MString("connecting ") + sourceNode + "." + sourceParam + " -> " + OSLInterfaceName + "." + destParam);
					success = oslRenderer->shadingsys->ConnectShaders(sourceNode.asChar(), sourceParam.asChar(), OSLInterfaceName.asChar(), destParam.asChar());
					break;
				}
			}
			break;
		}
	}
	if (!oslRenderer->shadingsys->ShaderGroupEnd())
	{
		Logging::debug("Problem finishing shader group");
	}
	std::string serialized;
	oslRenderer->shadingsys->getattribute(shaderGroup.get(), "pickle", serialized);
	Logging::debug(MString("Serialized: ") + serialized.c_str());

	Corona::SharedPtr<Corona::Abstract::Map> oslMapp = new OSLMap;
	OSLMap *oslMap = (OSLMap *)oslMapp.getReference();

	oslMap->oslRenderer = oslRenderer;
	oslMap->shaderGroup = shaderGroup;
	
	if (depFn.object().hasFn(MFn::kLight))
		oslMap->isLightMap = true;

	if (attributeName == "normalCamera")
	{
		oslMap->bumpType = OSLMap::NONE;
		// we only support direct bumpmap connections
		MPlug ncPlug = depFn.findPlug("normalCamera");
		if (ncPlug.isConnected())
		{
			MPlugArray pa;
			ncPlug.connectedTo(pa, true, false);
			if (pa.length() > 0)
			{
				for (uint pId = 0; pId < pa.length(); pId++)
				{
					if (pa[pId].node().hasFn(MFn::kBump) || pa[pId].node().hasFn(MFn::kBump3d))
					{
						MFnDependencyNode bumpFn(pa[pId].node());
						MPlug interpPlug = bumpFn.findPlug("bumpInterp");
						if (interpPlug.asInt() == 0)
							oslMap->bumpType = OSLMap::BUMP;
						if (interpPlug.asInt() == 1)
							oslMap->bumpType = OSLMap::NORMALTANGENT;
						if (interpPlug.asInt() == 2)
							oslMap->bumpType = OSLMap::NORMALOBJECT;
						if (pa[pId].node().hasFn(MFn::kBump3d))
							oslMap->bumpType = OSLMap::BUMP3D;
					}
				}
			}
		}
	}
	return oslMapp;
}
	void AttributeParser::parseNumeric(MPlug plug, MFnNumericData::Type type)
	{
		MStatus status;

		MObject attrObj = plug.attribute(&status);
		if (!status) return;

		MFnAttribute attr(attrObj, &status);
		if (!status) return;

		MString name = attr.name(&status);
		if (!status) return;

		switch (type)
		{
		case MFnNumericData::kInvalid:			//!< Invalid data.
			break;
		case MFnNumericData::kBoolean:			//!< Boolean.
		{
			bool value;
			status = plug.getValue(value);
			if (!status) return;
			onBoolean(plug, name, value);
		}
		break;
		case MFnNumericData::kByte:				//!< One byte.
		{
			char value;
			status = plug.getValue(value);
			if (!status) return;
			onByte(plug, name, value);
		}
		break;
		case MFnNumericData::kChar:				//!< One character.
		{
			char value;
			status = plug.getValue(value);
			if (!status) return;
			onChar(plug, name, value);
		}
		break;
		case MFnNumericData::kShort:				//!< One short.
		{
			short value;
			status = plug.getValue(value);
			if (!status) return;
			onShort(plug, name, value);
		}
		break;
		case MFnNumericData::k2Short:			//!< Two shorts.
		{
			MObject object;
			status = plug.getValue(object);
			if (!status) return;
			MFnNumericData fnNumericData(object, &status);
			if (!status) return;
			short value[2];
			status = fnNumericData.getData(value[0], value[1]);
			if (!status) return;
			onShort2(plug, name, value);
		}
		break;
		case MFnNumericData::k3Short:			//!< Three shorts.
		{
			MObject object;
			status = plug.getValue(object);
			if (!status) return;
			MFnNumericData fnNumericData(object, &status);
			if (!status) return;
			short value[3];
			status = fnNumericData.getData(value[0], value[1], value[2]);
			if (!status) return;
			onShort3(plug, name, value);
		}
		break;
		case MFnNumericData::kInt:				//!< One long. Same as int since "long" is not platform-consistent.
		{
			int value;
			status = plug.getValue(value);
			if (!status) return;
			onInteger(plug, name, value);
		}
		break;
		case MFnNumericData::k2Int:				//!< Two longs. Same as 2 ints since "long" is not platform-consistent.
		{
			MObject object;
			status = plug.getValue(object);
			if (!status) return;
			MFnNumericData fnNumericData(object, &status);
			if (!status) return;
			int value[2];
			status = fnNumericData.getData(value[0], value[1]);
			if (!status) return;
			onInteger2(plug, name, value);
		}
		break;
		case MFnNumericData::k3Int:				//!< Three longs. Same as 3 ints since "long" is not platform-consistent.
		{
			MObject object;
			status = plug.getValue(object);
			if (!status) return;
			MFnNumericData fnNumericData(object, &status);
			if (!status) return;
			int value[3];
			status = fnNumericData.getData(value[0], value[1], value[2]);
			if (!status) return;
			onInteger3(plug, name, value);
		}
		break;
		case MFnNumericData::kFloat:				//!< One float.
		{
            MFn::Type apiType = attrObj.apiType();
            switch (apiType)
            {
            case MFn::kFloatAngleAttribute:
            {
                MAngle angle = plug.asMAngle(MDGContext::fsNormal, &status);
                if (!status) return;
                onAngle(plug, name, angle);
            }
            break;
            case MFn::kFloatLinearAttribute:
            {
                MDistance distance = plug.asMDistance(MDGContext::fsNormal, &status);
                if (!status) return;
                onDistance(plug, name, distance);
            }
            break;
            default:
            {
                float value = plug.asFloat(MDGContext::fsNormal, &status);
                if (!status) return;
                onFloat(plug, name, value);
            }
            break;
            }
		}
		break;
		case MFnNumericData::k2Float:			//!< Two floats.
		{
            const unsigned int numChildren = 2;

			MPlug childPlugs[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childPlugs[i] = plug.child(i, &status);
                if (!status) return;
            }

            MObject childAttr[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childAttr[i] = childPlugs[i].attribute(&status);
                if (!status) return;
            }

            MFn::Type apiType = childAttr[0].apiType();
            switch (apiType)
            {
            case MFn::kFloatAngleAttribute:
            {
                MAngle angles[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    angles[i] = childPlugs[i].asMAngle(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onAngle2(plug, name, angles);
            }
            break;
            case MFn::kFloatLinearAttribute:
            {
                MDistance distances[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    distances[i] = childPlugs[i].asMDistance(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDistance2(plug, name, distances);
            }
            break;
            default:
            {
                float values[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    values[i] = childPlugs[i].asFloat(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onFloat2(plug, name, values);
            }
            break;
            }
		}
		break;
		case MFnNumericData::k3Float:			//!< Three floats.
		{
            const unsigned int numChildren = 3;

			MPlug childPlugs[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childPlugs[i] = plug.child(i, &status);
                if (!status) return;
            }

            MObject childAttr[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childAttr[i] = childPlugs[i].attribute(&status);
                if (!status) return;
            }

            MFn::Type apiType = childAttr[0].apiType();
            switch (apiType)
            {
            case MFn::kFloatAngleAttribute:
            {
                MAngle angles[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    angles[i] = childPlugs[i].asMAngle(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onAngle3(plug, name, angles);
            }
            break;
            case MFn::kFloatLinearAttribute:
            {
                MDistance distances[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    distances[i] = childPlugs[i].asMDistance(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDistance3(plug, name, distances);
            }
            break;
            default:
            {
                float values[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    values[i] = childPlugs[i].asFloat(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onFloat3(plug, name, values);
            }
            break;
            }
		}
		break;
		case MFnNumericData::kDouble:			//!< One double.
		{
            MFn::Type apiType = attrObj.apiType();
            switch (apiType)
            {
            case MFn::kDoubleAngleAttribute:
            {
                MAngle angle = plug.asMAngle(MDGContext::fsNormal, &status);
                if (!status) return;
                onAngle(plug, name, angle);
            }
            break;
            case MFn::kDoubleLinearAttribute:
            {
                MDistance distance = plug.asMDistance(MDGContext::fsNormal, &status);
                if (!status) return;
                onDistance(plug, name, distance);
            }
            break;
            default:
            {
                double value = plug.asDouble(MDGContext::fsNormal, &status);
                if (!status) return;
                onDouble(plug, name, value);
            }
            break;
            }
		}
		break;
		case MFnNumericData::k2Double:			//!< Two doubles.
		{
			const unsigned int numChildren = 2;

			MPlug childPlugs[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childPlugs[i] = plug.child(i, &status);
                if (!status) return;
            }

            MObject childAttr[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childAttr[i] = childPlugs[i].attribute(&status);
                if (!status) return;
            }

            MFn::Type apiType = childAttr[0].apiType();
            switch (apiType)
            {
            case MFn::kDoubleAngleAttribute:
            {
                MAngle angles[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    angles[i] = childPlugs[i].asMAngle(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onAngle2(plug, name, angles);
            }
            break;
            case MFn::kDoubleLinearAttribute:
            {
                MDistance distances[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    distances[i] = childPlugs[i].asMDistance(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDistance2(plug, name, distances);
            }
            break;
            default:
            {
                double values[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    values[i] = childPlugs[i].asDouble(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDouble2(plug, name, values);
            }
            break;
            }
		}
		break;
		case MFnNumericData::k3Double:			//!< Three doubles.
		{
			const unsigned int numChildren = 3;

			MPlug childPlugs[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childPlugs[i] = plug.child(i, &status);
                if (!status) return;
            }

            MObject childAttr[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childAttr[i] = childPlugs[i].attribute(&status);
                if (!status) return;
            }

            MFn::Type apiType = childAttr[0].apiType();
            switch (apiType)
            {
            case MFn::kDoubleAngleAttribute:
            {
                MAngle angles[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    angles[i] = childPlugs[i].asMAngle(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onAngle3(plug, name, angles);
            }
            break;
            case MFn::kDoubleLinearAttribute:
            {
                MDistance distances[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    distances[i] = childPlugs[i].asMDistance(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDistance3(plug, name, distances);
            }
            break;
            default:
            {
                double values[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    values[i] = childPlugs[i].asDouble(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDouble3(plug, name, values);
            }
            break;
            }
		}
		break;
		case MFnNumericData::k4Double:			//!< Four doubles.
		{
			const unsigned int numChildren = 4;

			MPlug childPlugs[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childPlugs[i] = plug.child(i, &status);
                if (!status) return;
            }

            MObject childAttr[numChildren];
            for (unsigned int i = 0; i < numChildren; ++i) {
                childAttr[i] = childPlugs[i].attribute(&status);
                if (!status) return;
            }

            MFn::Type apiType = childAttr[0].apiType();
            switch (apiType)
            {
            case MFn::kDoubleAngleAttribute:
            {
                MAngle angles[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    angles[i] = childPlugs[i].asMAngle(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onAngle4(plug, name, angles);
            }
            break;
            case MFn::kDoubleLinearAttribute:
            {
                MDistance distances[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    distances[i] = childPlugs[i].asMDistance(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDistance4(plug, name, distances);
            }
            break;
            default:
            {
                double values[numChildren];
                for (unsigned int i = 0; i < numChildren; ++i) {
                    values[i] = childPlugs[i].asDouble(MDGContext::fsNormal, &status);
                    if (!status) return;
                }
                onDouble4(plug, name, values);
            }
            break;
            }
		}
		break;
		case MFnNumericData::kAddr:				//!< An address.
			// TODO
			break;
		default:
			break;
		}
	}
MStatus AlembicCurves::Save(double time, unsigned int timeIndex,
    bool isFirstFrame)
{
  ESS_PROFILE_SCOPE("AlembicCurves::Save");

  if (this->accumRef.get() != 0) {
    accumRef->save(GetRef(), time);
    ++mNumSamples;
    return MStatus::kSuccess;
  }

  // access the geometry
  MFnNurbsCurve node(GetRef());

  // save the metadata
  SaveMetaData(this);

  // save the attributes
  if (isFirstFrame) {
    Abc::OCompoundProperty cp;
    Abc::OCompoundProperty up;
    if (AttributesWriter::hasAnyAttr(node, *GetJob())) {
      cp = mSchema.getArbGeomParams();
      up = mSchema.getUserProperties();
    }

    mAttrs = AttributesWriterPtr(
        new AttributesWriter(cp, up, GetMyParent(), node, timeIndex, *GetJob())
        );
  }
  else {
    mAttrs->write();
  }

  // prepare the bounding box
  Abc::Box3d bbox;

  // check if we have the global cache option
  const bool globalCache =
      GetJob()->GetOption(L"exportInGlobalSpace").asInt() > 0;
  Abc::M44f globalXfo;
  if (globalCache) {
    globalXfo = GetGlobalMatrix(GetRef());
  }

  MPointArray positions;
  node.getCVs(positions);

  mPosVec.resize(positions.length());
  for (unsigned int i = 0; i < positions.length(); i++) {
    const MPoint &outPos = positions[i];
    Imath::V3f &inPos = mPosVec[i];
    inPos.x = (float)outPos.x;
    inPos.y = (float)outPos.y;
    inPos.z = (float)outPos.z;
    if (globalCache) {
      globalXfo.multVecMatrix(inPos, inPos);
    }
    bbox.extendBy(inPos);
  }

  // store the positions to the samples
  mSample.setPositions(Abc::P3fArraySample(&mPosVec.front(), mPosVec.size()));
  mSample.setSelfBounds(bbox);

  if (mNumSamples == 0) {
    // knot vector!
    MDoubleArray knots;
    node.getKnots(knots);

    mKnotVec.resize(knots.length());
    for (unsigned int i = 0; i < knots.length(); ++i) {
      mKnotVec[i] = (float)knots[i];
    }

    mKnotVectorProperty.set(Abc::FloatArraySample(mKnotVec));

    mNbVertices.push_back(node.numCVs());
    mSample.setCurvesNumVertices(Abc::Int32ArraySample(mNbVertices));

    if (node.form() == MFnNurbsCurve::kOpen) {
      mSample.setWrap(AbcG::kNonPeriodic);
    }
    else {
      mSample.setWrap(AbcG::kPeriodic);
    }

    if (node.degree() == 3) {
      mSample.setType(AbcG::kCubic);
    }
    else {
      mSample.setType(AbcG::kLinear);
    }

    MPlug widthPlug = node.findPlug("width");
    if (!widthPlug.isNull()) {
      mRadiusVec.push_back(widthPlug.asFloat());
    }
    else {
      mRadiusVec.push_back(1.0);
    }

    mRadiusProperty.set(
        Abc::FloatArraySample(&mRadiusVec.front(), mRadiusVec.size()));
  }

  // save the sample
  mSchema.set(mSample);
  mNumSamples++;

  return MStatus::kSuccess;
}
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());
         }
      }
   }
}
示例#13
0
文件: writeUtil.cpp 项目: MWDD/USD
bool
PxrUsdMayaWriteUtil::SetUsdAttr(
        const MPlug& attrPlug,
        const UsdAttribute& usdAttr,
        const UsdTimeCode& usdTime,
        const bool translateMayaDoubleToUsdSinglePrecision)
{
    if (!usdAttr || attrPlug.isNull()) {
        return false;
    }

    bool isAnimated = attrPlug.isDestination();
    if (usdTime.IsDefault() == isAnimated) {
        return true;
    }

    // We perform a similar set of type-infererence acrobatics here as we do up
    // above in GetUsdTypeName(). See the comments there for more detail on a
    // few type-related oddities.

    MObject attrObj(attrPlug.attribute());

    if (attrObj.hasFn(MFn::kEnumAttribute)) {
        MFnEnumAttribute enumAttrFn(attrObj);
        const short enumIndex = attrPlug.asShort();
        const TfToken enumToken(enumAttrFn.fieldName(enumIndex).asChar());
        return usdAttr.Set(enumToken, usdTime);
    }

    MFnNumericData::Type numericDataType;
    MFnData::Type typedDataType;
    MFnUnitAttribute::Type unitDataType;

    _GetMayaAttributeNumericTypedAndUnitDataTypes(attrPlug,
                                                  numericDataType,
                                                  typedDataType,
                                                  unitDataType);

    if (attrObj.hasFn(MFn::kMatrixAttribute)) {
        typedDataType = MFnData::kMatrix;
    }

    switch (typedDataType) {
        case MFnData::kString: {
            MFnStringData stringDataFn(attrPlug.asMObject());
            const std::string usdVal(stringDataFn.string().asChar());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kMatrix: {
            MFnMatrixData matrixDataFn(attrPlug.asMObject());
            const GfMatrix4d usdVal(matrixDataFn.matrix().matrix);
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kStringArray: {
            MFnStringArrayData stringArrayDataFn(attrPlug.asMObject());
            VtStringArray usdVal(stringArrayDataFn.length());
            for (unsigned int i = 0; i < stringArrayDataFn.length(); ++i) {
                usdVal[i] = std::string(stringArrayDataFn[i].asChar());
            }
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kDoubleArray: {
            MFnDoubleArrayData doubleArrayDataFn(attrPlug.asMObject());
            if (translateMayaDoubleToUsdSinglePrecision) {
                VtFloatArray usdVal(doubleArrayDataFn.length());
                for (unsigned int i = 0; i < doubleArrayDataFn.length(); ++i) {
                    usdVal[i] = (float)doubleArrayDataFn[i];
                }
                return usdAttr.Set(usdVal, usdTime);
            } else {
                VtDoubleArray usdVal(doubleArrayDataFn.length());
                for (unsigned int i = 0; i < doubleArrayDataFn.length(); ++i) {
                    usdVal[i] = doubleArrayDataFn[i];
                }
                return usdAttr.Set(usdVal, usdTime);
            }
            break;
        }
        case MFnData::kFloatArray: {
            MFnFloatArrayData floatArrayDataFn(attrPlug.asMObject());
            VtFloatArray usdVal(floatArrayDataFn.length());
            for (unsigned int i = 0; i < floatArrayDataFn.length(); ++i) {
                usdVal[i] = floatArrayDataFn[i];
            }
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kIntArray: {
            MFnIntArrayData intArrayDataFn(attrPlug.asMObject());
            VtIntArray usdVal(intArrayDataFn.length());
            for (unsigned int i = 0; i < intArrayDataFn.length(); ++i) {
                usdVal[i] = intArrayDataFn[i];
            }
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kPointArray: {
            MFnPointArrayData pointArrayDataFn(attrPlug.asMObject());
            if (translateMayaDoubleToUsdSinglePrecision) {
                VtVec3fArray usdVal(pointArrayDataFn.length());
                for (unsigned int i = 0; i < pointArrayDataFn.length(); ++i) {
                    MPoint tmpMayaVal = pointArrayDataFn[i];
                    if (tmpMayaVal.w != 0) {
                        tmpMayaVal.cartesianize();
                    }
                    usdVal[i] = GfVec3f((float)tmpMayaVal[0],
                                        (float)tmpMayaVal[1],
                                        (float)tmpMayaVal[2]);
                }
                return usdAttr.Set(usdVal, usdTime);
            } else {
                VtVec3dArray usdVal(pointArrayDataFn.length());
                for (unsigned int i = 0; i < pointArrayDataFn.length(); ++i) {
                    MPoint tmpMayaVal = pointArrayDataFn[i];
                    if (tmpMayaVal.w != 0) {
                        tmpMayaVal.cartesianize();
                    }
                    usdVal[i] = GfVec3d(tmpMayaVal[0],
                                        tmpMayaVal[1],
                                        tmpMayaVal[2]);
                }
                return usdAttr.Set(usdVal, usdTime);
            }
            break;
        }
        case MFnData::kVectorArray: {
            MFnVectorArrayData vectorArrayDataFn(attrPlug.asMObject());
            if (translateMayaDoubleToUsdSinglePrecision) {
                VtVec3fArray usdVal(vectorArrayDataFn.length());
                for (unsigned int i = 0; i < vectorArrayDataFn.length(); ++i) {
                    MVector tmpMayaVal = vectorArrayDataFn[i];
                    usdVal[i] = GfVec3f((float)tmpMayaVal[0],
                                        (float)tmpMayaVal[1],
                                        (float)tmpMayaVal[2]);
                }
                return usdAttr.Set(usdVal, usdTime);
            } else {
                VtVec3dArray usdVal(vectorArrayDataFn.length());
                for (unsigned int i = 0; i < vectorArrayDataFn.length(); ++i) {
                    MVector tmpMayaVal = vectorArrayDataFn[i];
                    usdVal[i] = GfVec3d(tmpMayaVal[0],
                                        tmpMayaVal[1],
                                        tmpMayaVal[2]);
                }
                return usdAttr.Set(usdVal, usdTime);
            }
            break;
        }
        default:
            break;
    }

    switch (numericDataType) {
        case MFnNumericData::kBoolean: {
            const bool usdVal(attrPlug.asBool());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnNumericData::kByte:
        case MFnNumericData::kChar: {
            const int usdVal(attrPlug.asChar());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnNumericData::kShort: {
            const int usdVal(attrPlug.asShort());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnNumericData::kInt: {
            const int usdVal(attrPlug.asInt());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnNumericData::k2Short: {
            short tmp1, tmp2;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2);
            return usdAttr.Set(GfVec2i(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k2Int: {
            int tmp1, tmp2;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2);
            return usdAttr.Set(GfVec2i(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k3Short: {
            short tmp1, tmp2, tmp3;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2, tmp3);
            return usdAttr.Set(GfVec3i(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::k3Int: {
            int tmp1, tmp2, tmp3;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2, tmp3);
            return usdAttr.Set(GfVec3i(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::kFloat: {
            const float usdVal(attrPlug.asFloat());
            return usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnNumericData::k2Float: {
            float tmp1, tmp2;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2);
            return usdAttr.Set(GfVec2f(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k3Float: {
            float tmp1, tmp2, tmp3;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2, tmp3);
            return _SetVec(usdAttr, GfVec3f(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::kDouble: {
            const double usdVal(attrPlug.asDouble());
            if (translateMayaDoubleToUsdSinglePrecision) {
                return usdAttr.Set((float)usdVal, usdTime);
            } else {
                return usdAttr.Set(usdVal, usdTime);
            }
            break;
        }
        case MFnNumericData::k2Double: {
            double tmp1, tmp2;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2);
            if (translateMayaDoubleToUsdSinglePrecision) {
                return usdAttr.Set(GfVec2f((float)tmp1, (float)tmp2), usdTime);
            } else {
                return usdAttr.Set(GfVec2d(tmp1, tmp2), usdTime);
            }
            break;
        }
        case MFnNumericData::k3Double: {
            double tmp1, tmp2, tmp3;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2, tmp3);
            if (translateMayaDoubleToUsdSinglePrecision) {
                return _SetVec(usdAttr,
                               GfVec3f((float)tmp1,
                                       (float)tmp2,
                                       (float)tmp3),
                               usdTime);
            } else {
                return _SetVec(usdAttr, GfVec3d(tmp1, tmp2, tmp3), usdTime);
            }
            break;
        }
        case MFnNumericData::k4Double: {
            double tmp1, tmp2, tmp3, tmp4;
            MFnNumericData numericDataFn(attrPlug.asMObject());
            numericDataFn.getData(tmp1, tmp2, tmp3, tmp4);
            if (translateMayaDoubleToUsdSinglePrecision) {
                return _SetVec(usdAttr,
                               GfVec4f((float)tmp1,
                                       (float)tmp2,
                                       (float)tmp3,
                                       (float)tmp4),
                               usdTime);
            } else {
                return _SetVec(usdAttr,
                               GfVec4d(tmp1, tmp2, tmp3, tmp4),
                               usdTime);
            }
            break;
        }
        default:
            break;
    }

    switch (unitDataType) {
        case MFnUnitAttribute::kAngle:
        case MFnUnitAttribute::kDistance:
            if (translateMayaDoubleToUsdSinglePrecision) {
                const float usdVal(attrPlug.asFloat());
                return usdAttr.Set(usdVal, usdTime);
            } else {
                const double usdVal(attrPlug.asDouble());
                return usdAttr.Set(usdVal, usdTime);
            }
            break;
        default:
            break;
    }

    return false;
}
                virtual void ExportUserAttrs( AtNode *node )
                {
                        // Get the optional attributes and export them as user vars

                        MPlug plug = FindMayaObjectPlug( "shaderAssignation" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "shaderAssignation", "constant STRING" );
                                AiNodeSetStr( node, "shaderAssignation", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "displacementAssignation" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "displacementAssignation", "constant STRING" );
                                AiNodeSetStr( node, "displacementAssignation", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "shaderAssignmentfile" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "shaderAssignmentfile", "constant STRING" );
                                AiNodeSetStr( node, "shaderAssignmentfile", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "overrides" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "overrides", "constant STRING" );
                                AiNodeSetStr( node, "overrides", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "overridefile" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "overridefile", "constant STRING" );
                                AiNodeSetStr( node, "overridefile", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "userAttributes" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "userAttributes", "constant STRING" );
                                AiNodeSetStr( node, "userAttributes", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "userAttributesfile" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "userAttributesfile", "constant STRING" );
                                AiNodeSetStr( node, "userAttributesfile", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "skipJson" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "skipJson", "constant BOOL" );   
                                AiNodeSetBool( node, "skipJson", plug.asBool() );
                        }

                        plug = FindMayaObjectPlug( "skipShaders" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "skipShaders", "constant BOOL" );   
                                AiNodeSetBool( node, "skipShaders", plug.asBool() );
                        }

                        plug = FindMayaObjectPlug( "skipOverrides" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "skipOverrides", "constant BOOL" );   
                                AiNodeSetBool( node, "skipOverrides", plug.asBool() );
                        }

                        plug = FindMayaObjectPlug( "skipUserAttributes" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "skipUserAttributes", "constant BOOL" );   
                                AiNodeSetBool( node, "skipUserAttributes", plug.asBool() );
                        }

                        plug = FindMayaObjectPlug( "skipDisplacements" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "skipDisplacements", "constant BOOL" );                          
                                AiNodeSetBool( node, "skipDisplacements", plug.asBool() );
                        }

                        plug = FindMayaObjectPlug( "objectPattern" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "objectPattern", "constant STRING" );
                                AiNodeSetStr( node, "objectPattern", plug.asString().asChar() );
                        }                       
                        
                        plug = FindMayaObjectPlug( "assShaders" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "assShaders", "constant STRING" );
                                AiNodeSetStr( node, "assShaders", plug.asString().asChar() );
                        }

                        plug = FindMayaObjectPlug( "radiusPoint" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "radiusPoint", "constant FLOAT" );
                                AiNodeSetFlt( node, "radiusPoint", plug.asFloat() );
                        }

                        plug = FindMayaObjectPlug( "radiusCurve" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "radiusCurve", "constant FLOAT" );
                                AiNodeSetFlt( node, "radiusCurve", plug.asFloat() );
                        }

                        plug = FindMayaObjectPlug( "modeCurve" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "modeCurve", "constant STRING" );

                                int modeCurveInt = plug.asInt();

                                if (modeCurveInt == 1)
                                   AiNodeSetStr(node, "modeCurve", "thick");
                                else if (modeCurveInt == 2)
                                   AiNodeSetStr(node, "modeCurve", "oriented");
                                else
                                   AiNodeSetStr(node, "modeCurve", "ribbon");                               
                        }

                        plug = FindMayaObjectPlug( "scaleVelocity" );
                        if( !plug.isNull() )
                        {
                                AiNodeDeclare( node, "scaleVelocity", "constant FLOAT" );
                                AiNodeSetFlt( node, "scaleVelocity", plug.asFloat() );
                        }

                }
                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);

                }
示例#16
0
MBoundingBox ovalLocator::boundingBox () const {
	MPlug plug (thisMObject (), ovalLocator::size) ;
	float multiplier =plug.asFloat () ;
	return (ovalLocator::boundingbox (multiplier)) ;
}
示例#17
0
void MayaNurbsCurveWriter::write()
{
    Alembic::AbcGeom::OCurvesSchema::Sample samp;
    samp.setBasis(Alembic::AbcGeom::kBsplineBasis);

    MStatus stat;
    mCVCount = 0;

    // if inheritTransform is on and the curve group is animated,
    // bake the cv positions in the world space
    MMatrix exclusiveMatrixInv = mRootDagPath.exclusiveMatrixInverse(&stat);

    std::size_t numCurves = 1;

    if (mIsCurveGrp)
        numCurves = mNurbsCurves.length();

    std::vector<Alembic::Util::int32_t> nVertices(numCurves);
    std::vector<float> points;
    std::vector<float> width;
    std::vector<float> knots;
    std::vector<Alembic::Util::uint8_t> orders(numCurves);

    MMatrix transformMatrix;
    bool useConstWidth = false;

    MFnDependencyNode dep(mRootDagPath.transform());
    MPlug constWidthPlug = dep.findPlug("width");

    if (!constWidthPlug.isNull())
    {
        useConstWidth = true;
        width.push_back(constWidthPlug.asFloat());
    }

    for (unsigned int i = 0; i < numCurves; i++)
    {
        MFnNurbsCurve curve;
        if (mIsCurveGrp)
        {
            curve.setObject(mNurbsCurves[i]);
            MMatrix inclusiveMatrix = mNurbsCurves[i].inclusiveMatrix(&stat);
            transformMatrix = inclusiveMatrix*exclusiveMatrixInv;
        }
        else
        {
            curve.setObject(mRootDagPath.node());
        }

        if (i == 0)
        {
            if (curve.form() == MFnNurbsCurve::kOpen)
            {
                samp.setWrap(Alembic::AbcGeom::kNonPeriodic);
            }
            else
            {
                samp.setWrap(Alembic::AbcGeom::kPeriodic);
            }

            if (curve.degree() == 3)
            {
                samp.setType(Alembic::AbcGeom::kCubic);
            }
            else if (curve.degree() == 1)
            {
                samp.setType(Alembic::AbcGeom::kLinear);
            }
            else
            {
                samp.setType(Alembic::AbcGeom::kVariableOrder);
            }
        }
        else
        {
            if (curve.form() == MFnNurbsCurve::kOpen)
            {
                samp.setWrap(Alembic::AbcGeom::kNonPeriodic);
            }

            if ((samp.getType() == Alembic::AbcGeom::kCubic &&
                curve.degree() != 3) ||
                (samp.getType() == Alembic::AbcGeom::kLinear &&
                curve.degree() != 1))
            {
                samp.setType(Alembic::AbcGeom::kVariableOrder);
            }
        }

        orders[i] = static_cast<Alembic::Util::uint8_t>(curve.degree() + 1);

        Alembic::Util::int32_t numCVs = curve.numCVs(&stat);

        MPointArray cvArray;
        stat = curve.getCVs(cvArray, MSpace::kObject);

        mCVCount += numCVs;
        nVertices[i] = numCVs;

        for (Alembic::Util::int32_t j = 0; j < numCVs; j++)
        {
            MPoint transformdPt;
            if (mIsCurveGrp)
            {
                transformdPt = cvArray[j]*transformMatrix;
            }
            else
            {
                transformdPt = cvArray[j];
            }

            points.push_back(static_cast<float>(transformdPt.x));
            points.push_back(static_cast<float>(transformdPt.y));
            points.push_back(static_cast<float>(transformdPt.z));
        }

        MDoubleArray knotsArray;
        curve.getKnots(knotsArray);
        knots.reserve(knotsArray.length() + 2);

        // need to add a knot to the start and end (M + 2N + 1)
        if (knotsArray.length() > 1)
        {
            unsigned int knotsLength = knotsArray.length();
            if (knotsArray[0] == knotsArray[knotsLength - 1] ||
                knotsArray[0] == knotsArray[1])
            {
                knots.push_back(knotsArray[0]);
            }
            else
            {
                knots.push_back(2 * knotsArray[0] - knotsArray[1]);
            }

            for (unsigned int j = 0; j < knotsLength; ++j)
            {
                knots.push_back(knotsArray[j]);
            }

            if (knotsArray[0] == knotsArray[knotsLength - 1] ||
                knotsArray[knotsLength - 1] == knotsArray[knotsLength - 2])
            {
                knots.push_back(knotsArray[knotsLength - 1]);
            }
            else
            {
                knots.push_back(2 * knotsArray[knotsLength - 1] -
                                knotsArray[knotsLength - 2]);
            }
        }

        // width
        MPlug widthPlug = curve.findPlug("width");

        if (!useConstWidth && !widthPlug.isNull())
        {
            MObject widthObj;
            MStatus status = widthPlug.getValue(widthObj);
            MFnDoubleArrayData fnDoubleArrayData(widthObj, &status);
            MDoubleArray doubleArrayData = fnDoubleArrayData.array();
            Alembic::Util::int32_t arraySum = doubleArrayData.length();
            if (arraySum == numCVs)
            {
                for (Alembic::Util::int32_t i = 0; i < arraySum; i++)
                {
                    width.push_back(static_cast<float>(doubleArrayData[i]));
                }
            }
            else if (status == MS::kSuccess)
            {
                MString msg = "Curve ";
                msg += curve.partialPathName();
                msg += " has incorrect size for the width vector.";
                msg += "\nUsing default constant width of 0.1.";
                MGlobal::displayWarning(msg);

                width.clear();
                width.push_back(0.1f);
                useConstWidth = true;
            }
            else
            {
                width.push_back(widthPlug.asFloat());
                useConstWidth = true;
            }
        }
        else if (!useConstWidth)
        {
            // pick a default value
            width.clear();
            width.push_back(0.1f);
            useConstWidth = true;
        }
    }

    Alembic::AbcGeom::GeometryScope scope = Alembic::AbcGeom::kVertexScope;
    if (useConstWidth)
        scope = Alembic::AbcGeom::kConstantScope;

    samp.setCurvesNumVertices(Alembic::Abc::Int32ArraySample(nVertices));
    samp.setPositions(Alembic::Abc::V3fArraySample(
        (const Imath::V3f *)&points.front(), points.size() / 3 ));
    samp.setWidths(Alembic::AbcGeom::OFloatGeomParam::Sample(
        Alembic::Abc::FloatArraySample(width), scope) );

    if (samp.getType() == Alembic::AbcGeom::kVariableOrder)
    {
        samp.setOrders(Alembic::Abc::UcharArraySample(orders));
    }

    if (!knots.empty())
    {
        samp.setKnots(Alembic::Abc::FloatArraySample(knots));
    }

    mSchema.set(samp);
}
示例#18
0
bool
PxrUsdMayaWriteUtil::SetUsdAttr(
    const MPlug &plg,
    const UsdAttribute& usdAttr,
    const UsdTimeCode &usdTime)
{
    MStatus status;
    if (!usdAttr || plg.isNull() ) {
        return false;
    }

    bool isAnimated = plg.isDestination();
    if (usdTime.IsDefault() == isAnimated ) {
        return true;
    }

    // Set UsdAttr
    MObject attrObj = plg.attribute();
    if (attrObj.hasFn(MFn::kNumericAttribute)) {
        MFnNumericAttribute attrNumericFn(attrObj);
        switch (attrNumericFn.unitType())
        {
        case MFnNumericData::kBoolean:
            usdAttr.Set(plg.asBool(), usdTime);
            break;
        case MFnNumericData::kByte:
        case MFnNumericData::kChar:
            usdAttr.Set((int)plg.asChar(), usdTime);
            break;
        case MFnNumericData::kShort:
            usdAttr.Set(int(plg.asShort()), usdTime);
            break;
        case MFnNumericData::kInt:
            usdAttr.Set(int(plg.asInt()), usdTime);
            break;
        //case MFnNumericData::kLong:
        //case MFnNumericData::kAddr:
        //    usdAttr.Set(plg.asInt(), usdTime);
        //    break;
        case MFnNumericData::kFloat:
            usdAttr.Set(plg.asFloat(), usdTime);
            break;
        case MFnNumericData::kDouble:
            usdAttr.Set(plg.asDouble(), usdTime);
            break;
        case MFnNumericData::k2Short:
        {
            short tmp1, tmp2;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2);
            usdAttr.Set(GfVec2i(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k2Int:
        {
            int tmp1, tmp2;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2);
            usdAttr.Set(GfVec2i(tmp1, tmp2), usdTime);
            break;
        }
        //case MFnNumericData::k2Long:
        case MFnNumericData::k3Short:
        {
            short tmp1, tmp2, tmp3;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2, tmp3);
            usdAttr.Set(GfVec3i(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::k3Int:
        {
            int tmp1, tmp2, tmp3;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2, tmp3);
            usdAttr.Set(GfVec3i(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        //case MFnNumericData::k3Long:
        case MFnNumericData::k2Float:
        {
            float tmp1, tmp2;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2);
            usdAttr.Set(GfVec2f(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k3Float:
        {
            float tmp1, tmp2, tmp3;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2, tmp3);
            _SetVec(usdAttr, GfVec3f(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::k2Double:
        {
            double tmp1, tmp2;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2);
            usdAttr.Set(GfVec2d(tmp1, tmp2), usdTime);
            break;
        }
        case MFnNumericData::k3Double:
        {
            double tmp1, tmp2, tmp3;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2, tmp3);
            _SetVec(usdAttr, GfVec3d(tmp1, tmp2, tmp3), usdTime);
            break;
        }
        case MFnNumericData::k4Double:
        {
            double tmp1, tmp2, tmp3, tmp4;
            MFnNumericData attrNumericDataFn(plg.asMObject());
            attrNumericDataFn.getData(tmp1, tmp2, tmp3, tmp4);
            _SetVec(usdAttr, GfVec4d(tmp1, tmp2, tmp3, tmp4), usdTime);
            break;
        }
        default:
            return false;
        }
    }
    else if (attrObj.hasFn(MFn::kTypedAttribute)) {
        MFnTypedAttribute attrTypedFn(attrObj);
        switch (attrTypedFn.attrType())
        {
        case MFnData::kString:
            usdAttr.Set(std::string(plg.asString().asChar()), usdTime);
            break;
        case MFnData::kMatrix:
        {
            MFnMatrixData attrMatrixDataFn(plg.asMObject());
            MMatrix mat1 = attrMatrixDataFn.matrix();
            usdAttr.Set(GfMatrix4d(mat1.matrix), usdTime);
            break;
        }
        case MFnData::kStringArray:
        {
            MFnStringArrayData attrDataFn(plg.asMObject());
            VtArray<std::string> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                usdVal[i] = std::string(attrDataFn[i].asChar());
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kIntArray:
        {
            MFnIntArrayData attrDataFn(plg.asMObject());
            VtArray<int> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                usdVal[i] = attrDataFn[i];
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kFloatArray:
        {
            MFnFloatArrayData attrDataFn(plg.asMObject());
            VtArray<float> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                usdVal[i] = attrDataFn[i];
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kDoubleArray:
        {
            MFnDoubleArrayData attrDataFn(plg.asMObject());
            VtArray<double> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                usdVal[i] = attrDataFn[i];
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kVectorArray:
        {
            MFnVectorArrayData attrDataFn(plg.asMObject());
            VtArray<GfVec3d> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                MVector tmpMayaVal = attrDataFn[i];
                usdVal[i] = GfVec3d(tmpMayaVal[0], tmpMayaVal[1], tmpMayaVal[2]);
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        case MFnData::kPointArray:
        {
            MFnPointArrayData attrDataFn(plg.asMObject());
            VtArray<GfVec4d> usdVal(attrDataFn.length());
            for (unsigned int i=0; i < attrDataFn.length(); i++) {
                MPoint tmpMayaVal = attrDataFn[i];
                usdVal[i] = GfVec4d(tmpMayaVal[0], tmpMayaVal[1], tmpMayaVal[2], tmpMayaVal[3]);
            }
            usdAttr.Set(usdVal, usdTime);
            break;
        }
        default:
            return false;
        }
    }
    else if (attrObj.hasFn(MFn::kUnitAttribute)) {
        //MFnUnitAttribute attrUnitFn(attrObj);
        return false;
    }
    else if (attrObj.hasFn(MFn::kEnumAttribute)) {
        MFnEnumAttribute attrEnumFn(attrObj);
        short enumIndex = plg.asShort();
        TfToken enumToken( std::string(attrEnumFn.fieldName(enumIndex, &status).asChar()) );
        usdAttr.Set(enumToken, usdTime);
        return false;
    }

    return true;
}