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