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ProxyShape.cpp
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ProxyShape.cpp
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//
// Copyright 2017 Animal Logic
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.//
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/*
#include "pxr/usdImaging/usdImaging/delegate.h"
#include "pxr/usdImaging/usdImaging/version.h"
#include "pxr/usdImaging/usdImagingGL/engine.h"
*/
#if (__cplusplus >= 201703L)
# include <filesystem>
#else
# include <boost/filesystem.hpp>
#endif
namespace AL {
namespace filesystem {
#if (__cplusplus >= 201703L)
typedef std::filesystem::path path;
#else
typedef boost::filesystem::path path;
#endif
}
}
#include "maya/MEvaluationNode.h"
#include "maya/MEventMessage.h"
#include "maya/MFileIO.h"
#include "maya/MItDependencyNodes.h"
#include "maya/MFnPluginData.h"
#include "maya/MFnReference.h"
#include "maya/MGlobal.h"
#include "maya/MHWGeometryUtilities.h"
#include "maya/MNodeClass.h"
#include "maya/MTime.h"
#include "maya/MViewport2Renderer.h"
#include "AL/maya/utils/Utils.h"
#include "AL/usdmaya/cmds/ProxyShapePostLoadProcess.h"
#include "AL/usdmaya/CodeTimings.h"
#include "AL/usdmaya/Global.h"
#include "AL/usdmaya/Metadata.h"
#include "AL/usdmaya/fileio/SchemaPrims.h"
#include "AL/usdmaya/fileio/TransformIterator.h"
#include "AL/usdmaya/nodes/Engine.h"
#include "AL/usdmaya/nodes/LayerManager.h"
#include "AL/usdmaya/nodes/ProxyShape.h"
#include "AL/usdmaya/nodes/RendererManager.h"
#include "AL/usdmaya/nodes/Transform.h"
#include "AL/usdmaya/nodes/TransformationMatrix.h"
#include "AL/usdmaya/StageCache.h"
#include "AL/usdmaya/StageData.h"
#include "AL/usdmaya/TypeIDs.h"
#include "AL/usdmaya/Version.h"
#include "AL/usdmaya/utils/Utils.h"
#include "AL/usd/transaction/TransactionManager.h"
#include "pxr/usd/ar/resolver.h"
#include "pxr/usd/usdGeom/imageable.h"
#include "pxr/usd/usdGeom/tokens.h"
#include "pxr/usd/usd/prim.h"
#include "pxr/usd/usd/stageCacheContext.h"
#include "pxr/usd/usdUtils/stageCache.h"
#include "pxr/usdImaging/usdImaging/delegate.h"
#if defined(WANT_UFE_BUILD)
#include "ufe/path.h"
#endif
namespace AL {
namespace usdmaya {
namespace nodes {
typedef void (*proxy_function_prototype)(void* userData, AL::usdmaya::nodes::ProxyShape* proxyInstance);
const char* ProxyShape::s_selectionMaskName = "al_ProxyShape";
MDagPath ProxyShape::parentTransform()
{
MFnDagNode fn(thisMObject());
MDagPath proxyTransformPath;
fn.getPath(proxyTransformPath);
proxyTransformPath.pop();
return proxyTransformPath;
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::serialiseTranslatorContext()
{
triggerEvent("PreSerialiseContext");
serializedTrCtxPlug().setValue(context()->serialise());
triggerEvent("PostSerialiseContext");
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::deserialiseTranslatorContext()
{
triggerEvent("PreDeserialiseContext");
MString value;
serializedTrCtxPlug().getValue(value);
context()->deserialise(value);
triggerEvent("PostDeserialiseContext");
}
//----------------------------------------------------------------------------------------------------------------------
static std::string resolvePath(const std::string& filePath)
{
ArResolver& resolver = ArGetResolver();
return resolver.Resolve(filePath);
}
static std::string getDir(const std::string &fullFilePath)
{
return AL::filesystem::path(fullFilePath).parent_path().string();
}
static std::string getMayaReferencedFileDir(const MObject &proxyShapeNode)
{
// Can not use MFnDependencyNode(proxyShapeNode).isFromReferencedFile() to test if it is reference node or not,
// which always return false even the proxyShape node is referenced...
MStatus stat;
MFnReference refFn;
MItDependencyNodes dgIter(MFn::kReference, &stat);
for (; !dgIter.isDone(); dgIter.next())
{
MObject cRefNode = dgIter.thisNode();
refFn.setObject(cRefNode);
if(refFn.containsNodeExactly(proxyShapeNode, &stat))
{
// According to Maya API document, the second argument is 'includePath' and set it to true to include the file path.
// However, I have to set it to false to return the full file path otherwise I get a file name only...
MString refFilePath = refFn.fileName(true, false, false, &stat);
if(!refFilePath.length())
return std::string();
std::string referencedFilePath = refFilePath.asChar();
TF_DEBUG(ALUSDMAYA_TRANSLATORS).Msg("getMayaReferencedFileDir: The reference file that contains the proxyShape node is : %s\n", referencedFilePath.c_str());
return getDir(referencedFilePath);
}
}
return std::string();
}
static std::string getMayaSceneFileDir()
{
std::string currentFile = AL::maya::utils::convert(MFileIO::currentFile());
size_t filePathSize = currentFile.size();
if(filePathSize < 4)
return std::string();
// If scene is untitled, the maya file will be MayaWorkspaceDir/untitled :
constexpr char ma_ext[] = ".ma";
constexpr char mb_ext[] = ".mb";
auto ext_start = currentFile.end() - 3;
if(std::equal(ma_ext, ma_ext + 3, ext_start) ||
std::equal(mb_ext, mb_ext + 3, ext_start))
return getDir(currentFile);
return std::string();
}
static std::string resolveRelativePathWithinMayaContext(const MObject &proxyShape, const std::string& relativeFilePath)
{
if (relativeFilePath.length() < 3)
return relativeFilePath;
std::string currentFileDir = getMayaReferencedFileDir(proxyShape);
if(currentFileDir.empty())
currentFileDir = getMayaSceneFileDir();
if(currentFileDir.empty())
return relativeFilePath;
boost::system::error_code errorCode;
AL::filesystem::path path = boost::filesystem::canonical(relativeFilePath, currentFileDir, errorCode);
if (errorCode){
// file does not exist
return std::string();
}
return path.string();
}
//----------------------------------------------------------------------------------------------------------------------
AL_MAYA_DEFINE_NODE(ProxyShape, AL_USDMAYA_PROXYSHAPE, AL_usdmaya);
MObject ProxyShape::m_filePath = MObject::kNullObj;
MObject ProxyShape::m_primPath = MObject::kNullObj;
MObject ProxyShape::m_excludePrimPaths = MObject::kNullObj;
MObject ProxyShape::m_populationMaskIncludePaths = MObject::kNullObj;
MObject ProxyShape::m_excludedTranslatedGeometry = MObject::kNullObj;
MObject ProxyShape::m_time = MObject::kNullObj;
MObject ProxyShape::m_timeOffset = MObject::kNullObj;
MObject ProxyShape::m_timeScalar = MObject::kNullObj;
MObject ProxyShape::m_outTime = MObject::kNullObj;
MObject ProxyShape::m_complexity = MObject::kNullObj;
MObject ProxyShape::m_outStageData = MObject::kNullObj;
MObject ProxyShape::m_displayGuides = MObject::kNullObj;
MObject ProxyShape::m_displayRenderGuides = MObject::kNullObj;
MObject ProxyShape::m_layers = MObject::kNullObj;
MObject ProxyShape::m_serializedSessionLayer = MObject::kNullObj;
MObject ProxyShape::m_sessionLayerName = MObject::kNullObj;
MObject ProxyShape::m_serializedTrCtx = MObject::kNullObj;
MObject ProxyShape::m_unloaded = MObject::kNullObj;
MObject ProxyShape::m_ambient = MObject::kNullObj;
MObject ProxyShape::m_diffuse = MObject::kNullObj;
MObject ProxyShape::m_specular = MObject::kNullObj;
MObject ProxyShape::m_emission = MObject::kNullObj;
MObject ProxyShape::m_shininess = MObject::kNullObj;
MObject ProxyShape::m_serializedRefCounts = MObject::kNullObj;
MObject ProxyShape::m_version = MObject::kNullObj;
MObject ProxyShape::m_transformTranslate = MObject::kNullObj;
MObject ProxyShape::m_transformRotate = MObject::kNullObj;
MObject ProxyShape::m_transformScale = MObject::kNullObj;
MObject ProxyShape::m_stageDataDirty = MObject::kNullObj;
MObject ProxyShape::m_stageCacheId = MObject::kNullObj;
MObject ProxyShape::m_assetResolverConfig = MObject::kNullObj;
MObject ProxyShape::m_visibleInReflections = MObject::kNullObj;
MObject ProxyShape::m_visibleInRefractions = MObject::kNullObj;
//----------------------------------------------------------------------------------------------------------------------
std::vector<MObjectHandle> ProxyShape::m_unloadedProxyShapes;
int m_stageCacheId;
//----------------------------------------------------------------------------------------------------------------------
UsdPrim ProxyShape::getUsdPrim(MDataBlock& dataBlock) const
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::getUsdPrim\n");
UsdPrim usdPrim;
StageData* outData = inputDataValue<StageData>(dataBlock, m_outStageData);
if(outData)
{
if(outData->stage)
{
usdPrim = (outData->primPath.IsEmpty()) ?
outData->stage->GetPseudoRoot() :
outData->stage->GetPrimAtPath(outData->primPath);
}
}
return usdPrim;
}
//----------------------------------------------------------------------------------------------------------------------
SdfPathVector ProxyShape::getExcludePrimPaths() const
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::getExcludePrimPaths\n");
SdfPathVector paths = getPrimPathsFromCommaJoinedString(excludePrimPathsPlug().asString());
SdfPathVector temp = getPrimPathsFromCommaJoinedString(excludedTranslatedGeometryPlug().asString());
paths.insert(paths.end(), temp.begin(), temp.end());
return paths;
}
//----------------------------------------------------------------------------------------------------------------------
UsdStagePopulationMask ProxyShape::constructStagePopulationMask(const MString &paths) const
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::constructStagePopulationMask(%s)\n", paths.asChar());
UsdStagePopulationMask mask;
SdfPathVector list = getPrimPathsFromCommaJoinedString(paths);
if(list.empty())
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape: No mask specified, will mask none.\n");
return UsdStagePopulationMask::All();
}
for(const SdfPath &path : list)
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape: Add include to mask:(%s)\n", path.GetText());
mask.Add(path);
}
return mask;
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::translatePrimPathsIntoMaya(
const SdfPathVector& importPaths,
const SdfPathVector& teardownPaths,
const fileio::translators::TranslatorParameters& param)
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape:translatePrimPathsIntoMaya ImportSize='%zd' TearDownSize='%zd' \n",
importPaths.size(),
teardownPaths.size());
//Resolve SdfPathSet to UsdPrimVector
UsdPrimVector importPrims;
for(const SdfPath& path : importPaths)
{
UsdPrim prim = m_stage->GetPrimAtPath(path);
if(prim.IsValid())
{
importPrims.push_back(prim);
}
else
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape:translatePrimPathsIntoMaya Path for import '%s' resolves to an invalid prim\n", path.GetText());
}
}
translatePrimsIntoMaya(importPrims, teardownPaths, param);
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::translatePrimsIntoMaya(
const UsdPrimVector& importPrims,
const SdfPathVector& teardownPrims,
const fileio::translators::TranslatorParameters& param)
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape:translatePrimsIntoMaya ImportSize='%zd' TearDownSize='%zd' \n", importPrims.size(), teardownPrims.size());
proxy::PrimFilter filter(teardownPrims, importPrims, this, param.forceTranslatorImport());
if(TfDebug::IsEnabled(ALUSDMAYA_TRANSLATORS))
{
std::cout << "new prims" << std::endl;
for(auto it : filter.newPrimSet())
{
std::cout << it.GetPath().GetText() << ' ' << it.GetTypeName().GetText() << std::endl;
}
std::cout << "new transforms" << std::endl;
for(auto it : filter.transformsToCreate())
{
std::cout << it.GetPath().GetText() << ' ' << it.GetTypeName().GetText() << std::endl;
}
std::cout << "updateable prims" << std::endl;
for(auto it : filter.updatablePrimSet())
{
std::cout << it.GetPath().GetText() << '\n';
}
std::cout << "removed prims" << std::endl;
for(auto it : filter.removedPrimSet())
{
std::cout << it.GetText() << '\n';
}
}
// content to remove needs to be dealt with first
// as some nodes might be re-imported and we have
// to make sure their "old" version is gone before
// recreating them.
context()->removeEntries(filter.removedPrimSet());
cmds::ProxyShapePostLoadProcess::MObjectToPrim objsToCreate;
if(!filter.transformsToCreate().empty())
{
cmds::ProxyShapePostLoadProcess::createTranformChainsForSchemaPrims(
this,
filter.transformsToCreate(),
parentTransform(),
objsToCreate,
param.pushToPrim(),
param.readAnimatedValues());
}
if(!filter.newPrimSet().empty())
{
cmds::ProxyShapePostLoadProcess::createSchemaPrims(this, filter.newPrimSet(), param);
}
if(!filter.updatablePrimSet().empty())
{
cmds::ProxyShapePostLoadProcess::updateSchemaPrims(this, filter.updatablePrimSet());
}
cleanupTransformRefs();
context()->updatePrimTypes();
// now perform any post-creation fix up
if(!filter.newPrimSet().empty())
{
cmds::ProxyShapePostLoadProcess::connectSchemaPrims(this, filter.newPrimSet());
}
if(!filter.updatablePrimSet().empty())
{
cmds::ProxyShapePostLoadProcess::connectSchemaPrims(this, filter.updatablePrimSet());
}
if(context()->isExcludedGeometryDirty())
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape:translatePrimsIntoMaya excluded geometry has been modified, reconstructing imaging engine \n");
constructGLImagingEngine();
}
}
//----------------------------------------------------------------------------------------------------------------------
SdfPathVector ProxyShape::getPrimPathsFromCommaJoinedString(const MString &paths) const
{
SdfPathVector result;
if(paths.length())
{
const char* begin = paths.asChar();
const char* end = paths.asChar() + paths.length();
const char* iter = std::find(begin, end, ',');
while(iter != end)
{
result.push_back(SdfPath(std::string(begin, iter)));
begin = iter + 1;
iter = std::find(begin, end, ',');
}
result.push_back(SdfPath(std::string(begin, end)));
}
return result;
}
//----------------------------------------------------------------------------------------------------------------------
Engine* ProxyShape::engine(bool construct)
{
if (!m_engine && construct)
{
constructGLImagingEngine();
}
return m_engine;
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::destroyGLImagingEngine()
{
if(m_engine)
{
triggerEvent("DestroyGLEngine");
m_engine->InvalidateBuffers();
delete m_engine;
m_engine = nullptr;
}
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::constructGLImagingEngine()
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::constructGLImagingEngine\n");
// kBatch does not cover mayapy use, we only need this in interactive mode:
if (MGlobal::mayaState() == MGlobal::kInteractive)
{
if(m_stage)
{
// function prototype of callback we wish to register
typedef void (*proxy_function_prototype)(void*, AL::usdmaya::nodes::ProxyShape*);
// delete previous instance
destroyGLImagingEngine();
const auto& translatedGeo = m_context->excludedGeometry();
// combine the excluded paths
SdfPathVector excludedGeometryPaths;
excludedGeometryPaths.reserve(m_excludedTaggedGeometry.size() + m_excludedGeometry.size() + translatedGeo.size());
excludedGeometryPaths.assign(m_excludedTaggedGeometry.begin(), m_excludedTaggedGeometry.end());
excludedGeometryPaths.insert(excludedGeometryPaths.end(), m_excludedGeometry.begin(), m_excludedGeometry.end());
for(auto& it : translatedGeo)
{
excludedGeometryPaths.push_back(it.second);
}
m_engine = new Engine(m_path, excludedGeometryPaths);
// set renderer plugin based on RendererManager setting
RendererManager* manager = RendererManager::findManager();
if(manager && m_engine)
{
manager->changeRendererPlugin(this, true);
}
triggerEvent("ConstructGLEngine");
}
}
}
//----------------------------------------------------------------------------------------------------------------------
MStatus ProxyShape::setDependentsDirty(const MPlug& plugBeingDirtied, MPlugArray& plugs)
{
// I thought that, if your ProxyDrawOverride is set to not always be dirty,
// prepareForDraw would automatically be triggered whenever any attribute
// that was marked as affectsAppearance was dirtied; however, this is not
// the case, so we mark the draw geo dirty ourselves.
{
MStatus status;
MFnAttribute attr(plugBeingDirtied, &status);
if (!status)
{
if (plugBeingDirtied.isNull())
{
TF_CODING_ERROR(TfStringPrintf(
"ProxyShape setInternalValue given invalid plug - shape: %s",
name().asChar()));
}
else
{
TF_CODING_ERROR(TfStringPrintf(
"Unable to retrieve attribute from plug: %s",
plugBeingDirtied.name().asChar()));
}
}
else
{
if (attr.affectsAppearance())
{
MHWRender::MRenderer::setGeometryDrawDirty(thisMObject());
}
}
}
if(plugBeingDirtied == m_time || plugBeingDirtied == m_timeOffset || plugBeingDirtied == m_timeScalar)
{
plugs.append(outTimePlug());
return MS::kSuccess;
}
if(plugBeingDirtied == m_filePath)
{
MHWRender::MRenderer::setGeometryDrawDirty(thisMObject(), true);
}
return MPxSurfaceShape::setDependentsDirty(plugBeingDirtied, plugs);
}
//----------------------------------------------------------------------------------------------------------------------
MStatus ProxyShape::preEvaluation(const MDGContext & context, const MEvaluationNode& evaluationNode)
{
if( !context.isNormal() )
return MStatus::kFailure;
return MStatus::kSuccess;
}
//----------------------------------------------------------------------------------------------------------------------
bool ProxyShape::getRenderAttris(UsdImagingGLRenderParams& attribs, const MHWRender::MFrameContext& drawRequest, const MDagPath& objPath)
{
uint32_t displayStyle = drawRequest.getDisplayStyle();
uint32_t displayStatus = MHWRender::MGeometryUtilities::displayStatus(objPath);
// set wireframe colour
MColor wireColour = MHWRender::MGeometryUtilities::wireframeColor(objPath);
attribs.wireframeColor = GfVec4f(wireColour.r, wireColour.g, wireColour.b, wireColour.a);
// determine the shading mode
const uint32_t wireframeOnShaded1 = (MHWRender::MFrameContext::kWireFrame | MHWRender::MFrameContext::kGouraudShaded);
const uint32_t wireframeOnShaded2 = (MHWRender::MFrameContext::kWireFrame | MHWRender::MFrameContext::kFlatShaded);
if((displayStyle & wireframeOnShaded1) == wireframeOnShaded1 ||
(displayStyle & wireframeOnShaded2) == wireframeOnShaded2) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_WIREFRAME_ON_SURFACE;
}
else
if(displayStyle & MHWRender::MFrameContext::kWireFrame) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_WIREFRAME;
}
else
#if MAYA_API_VERSION >= 201600
if(displayStyle & MHWRender::MFrameContext::kFlatShaded) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_SHADED_FLAT;
if ((displayStatus == MHWRender::kActive) ||
(displayStatus == MHWRender::kLead) ||
(displayStatus == MHWRender::kHilite)) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_WIREFRAME_ON_SURFACE;
}
}
else
#endif
if(displayStyle & MHWRender::MFrameContext::kGouraudShaded) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_SHADED_SMOOTH;
if ((displayStatus == MHWRender::kActive) ||
(displayStatus == MHWRender::kLead) ||
(displayStatus == MHWRender::kHilite)) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_WIREFRAME_ON_SURFACE;
}
}
else
if(displayStyle & MHWRender::MFrameContext::kBoundingBox) {
attribs.drawMode = UsdImagingGLDrawMode::DRAW_POINTS;
}
// determine whether to use the default material for everything
attribs.enableSceneMaterials = !(displayStyle & MHWRender::MFrameContext::kDefaultMaterial);
// set the time for the scene
attribs.frame = outTimePlug().asMTime().as(MTime::uiUnit());
#if MAYA_API_VERSION >= 201603
if(displayStyle & MHWRender::MFrameContext::kBackfaceCulling) {
attribs.cullStyle = UsdImagingGLCullStyle::CULL_STYLE_BACK;
}
else {
attribs.cullStyle = UsdImagingGLCullStyle::CULL_STYLE_NOTHING;
}
#else
attribs.cullStyle = Engine::CULL_STYLE_NOTHING;
#endif
const float complexities[] = {1.05f, 1.15f, 1.25f, 1.35f, 1.45f, 1.55f, 1.65f, 1.75f, 1.9f};
attribs.complexity = complexities[complexityPlug().asInt()];
attribs.showGuides = displayGuidesPlug().asBool();
attribs.showRender = displayRenderGuidesPlug().asBool();
return true;
}
//----------------------------------------------------------------------------------------------------------------------
ProxyShape::ProxyShape()
: MPxSurfaceShape(), AL::maya::utils::NodeHelper(), AL::event::NodeEvents(&AL::event::EventScheduler::getScheduler()),
m_context(fileio::translators::TranslatorContext::create(this)),
m_translatorManufacture(context())
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::ProxyShape\n");
m_onSelectionChanged = MEventMessage::addEventCallback(MString("SelectionChanged"), onSelectionChanged, this);
TfWeakPtr<ProxyShape> me(this);
m_variantChangedNoticeKey = TfNotice::Register(me, &ProxyShape::variantSelectionListener);
m_objectsChangedNoticeKey = TfNotice::Register(me, &ProxyShape::onObjectsChanged, m_stage);
m_editTargetChanged = TfNotice::Register(me, &ProxyShape::onEditTargetChanged, m_stage);
TfWeakPtr<UsdStage> stage(m_stage);
m_transactionNoticeKey = TfNotice::Register(me, &ProxyShape::onTransactionNotice, stage);
registerEvents();
m_findExcludedPrims.preIteration = [this]() {
m_excludedTaggedGeometry.clear();
};
m_findExcludedPrims.iteration = [this]( const fileio::TransformIterator& transformIterator,
const UsdPrim& prim) {
bool excludeGeo = false;
if(prim.GetMetadata(Metadata::excludeFromProxyShape, &excludeGeo))
{
if (excludeGeo)
{
m_excludedTaggedGeometry.push_back(prim.GetPrimPath());
}
}
// If prim has exclusion tag or is a descendent of a prim with it, create as Maya geo
if (excludeGeo || primHasExcludedParent(prim))
{
VtValue schemaName(fileio::ALExcludedPrimSchema.GetString());
prim.SetCustomDataByKey(fileio::ALSchemaType, schemaName);
}
};
m_findExcludedPrims.postIteration = [this]() {
constructExcludedPrims();
};
m_findUnselectablePrims.preIteration = [this]() {
};
m_findUnselectablePrims.iteration = [this]
(const fileio::TransformIterator& transformIterator, const UsdPrim& prim) {
TfToken selectabilityPropertyToken;
if(prim.GetMetadata<TfToken>(Metadata::selectability, &selectabilityPropertyToken))
{
//Check if this prim is unselectable
if(selectabilityPropertyToken == Metadata::unselectable)
{
m_findUnselectablePrims.newUnselectables.push_back(prim.GetPath());
}
else if(m_selectabilityDB.isPathUnselectable(prim.GetPath()) && selectabilityPropertyToken != Metadata::unselectable)
{
m_findUnselectablePrims.removeUnselectables.push_back(prim.GetPath());
}
}
};
m_findUnselectablePrims.postIteration = [this]() {
if(m_findUnselectablePrims.removeUnselectables.size() > 0)
{
m_selectabilityDB.removePathsAsUnselectable(m_findUnselectablePrims.removeUnselectables);
}
if(m_findUnselectablePrims.newUnselectables.size() > 0)
{
m_selectabilityDB.addPathsAsUnselectable(m_findUnselectablePrims.newUnselectables);
}
m_findUnselectablePrims.newUnselectables.clear();
m_findUnselectablePrims.removeUnselectables.clear();
};
m_findLockedPrims.preIteration = [this]() {
this->m_lockTransformPrims.clear();
this->m_lockInheritedPrims.clear();
};
m_findLockedPrims.iteration = [this] ( const fileio::TransformIterator& transformIterator,
const UsdPrim& prim)
{
TfToken lockPropertyToken;
if (prim.GetMetadata<TfToken>(Metadata::locked, & lockPropertyToken))
{
if (lockPropertyToken == Metadata::lockTransform)
{
this->m_lockTransformPrims.insert(prim.GetPath());
}
else if (lockPropertyToken == Metadata::lockInherited)
{
this->m_lockInheritedPrims.insert(prim.GetPath());
}
}
else
{
this->m_lockInheritedPrims.insert(prim.GetPath());
}
};
m_findLockedPrims.postIteration = [this]() {
constructLockPrims();
};
m_hierarchyIterationLogics[0] = &m_findExcludedPrims;
m_hierarchyIterationLogics[1] = &m_findUnselectablePrims;
m_hierarchyIterationLogics[2] = &m_findLockedPrims;
}
//----------------------------------------------------------------------------------------------------------------------
ProxyShape::~ProxyShape()
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::~ProxyShape\n");
triggerEvent("PreDestroyProxyShape");
MEventMessage::removeCallback(m_onSelectionChanged);
TfNotice::Revoke(m_variantChangedNoticeKey);
TfNotice::Revoke(m_objectsChangedNoticeKey);
TfNotice::Revoke(m_editTargetChanged);
TfNotice::Revoke(m_transactionNoticeKey);
destroyGLImagingEngine();
triggerEvent("PostDestroyProxyShape");
}
//----------------------------------------------------------------------------------------------------------------------
static const char* const rotate_order_strings[] =
{
"xyz",
"yzx",
"zxy",
"xzy",
"yxz",
"zyx",
0
};
//----------------------------------------------------------------------------------------------------------------------
static const int16_t rotate_order_values[] =
{
0,
1,
2,
3,
4,
5,
-1
};
//----------------------------------------------------------------------------------------------------------------------
MStatus ProxyShape::initialise()
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::initialise\n");
const char* errorString = "ProxyShape::initialize";
try
{
setNodeType(kTypeName);
addFrame("USD Proxy Shape Node");
m_serializedSessionLayer = addStringAttr("serializedSessionLayer", "ssl", kCached|kReadable|kWritable|kStorable|kHidden);
m_sessionLayerName = addStringAttr("sessionLayerName", "sln", kCached|kReadable|kWritable|kStorable|kHidden);
//for backward compatibility (or at least to stop maya spewing out errors on scene open). This attribute was removed in 0.32.17
addStringAttr("serializedArCtx", "arcd", kReadable|kWritable|kHidden);
// m_filePath / m_primPath / m_excludePrimPaths are internal just so we get notification on change
m_filePath = addFilePathAttr("filePath", "fp", kCached | kReadable | kWritable | kStorable | kAffectsAppearance | kInternal, kLoad, "USD Files (*.usd*) (*.usd*);;Alembic Files (*.abc)");
m_primPath = addStringAttr("primPath", "pp", kCached | kReadable | kWritable | kStorable | kAffectsAppearance | kInternal);
m_excludePrimPaths = addStringAttr("excludePrimPaths", "epp", kCached | kReadable | kWritable | kStorable | kAffectsAppearance | kInternal);
m_populationMaskIncludePaths = addStringAttr("populationMaskIncludePaths", "pmi", kCached | kReadable | kWritable | kStorable | kAffectsAppearance);
m_excludedTranslatedGeometry = addStringAttr("excludedTranslatedGeometry", "etg", kCached | kReadable | kWritable | kStorable | kAffectsAppearance);
m_complexity = addInt32Attr("complexity", "cplx", 0, kCached | kConnectable | kReadable | kWritable | kAffectsAppearance | kKeyable | kStorable);
setMinMax(m_complexity, 0, 8, 0, 4);
m_outStageData = addDataAttr("outStageData", "od", StageData::kTypeId, kConnectable | kReadable | kWritable | kAffectsAppearance);
m_displayGuides = addBoolAttr("displayGuides", "dg", false, kCached | kKeyable | kWritable | kAffectsAppearance | kStorable);
m_displayRenderGuides = addBoolAttr("displayRenderGuides", "drg", false, kCached | kKeyable | kWritable | kAffectsAppearance | kStorable);
m_unloaded = addBoolAttr("unloaded", "ul", false, kCached | kKeyable | kWritable | kAffectsAppearance | kStorable);
m_serializedTrCtx = addStringAttr("serializedTrCtx", "srtc", kReadable|kWritable|kStorable|kHidden);
addFrame("USD Timing Information");
m_time = addTimeAttr("time", "tm", MTime(0.0), kCached | kConnectable | kReadable | kWritable | kStorable | kAffectsAppearance);
m_timeOffset = addTimeAttr("timeOffset", "tmo", MTime(0.0), kCached | kConnectable | kReadable | kWritable | kStorable | kAffectsAppearance);
m_timeScalar = addDoubleAttr("timeScalar", "tms", 1.0, kCached | kConnectable | kReadable | kWritable | kStorable | kAffectsAppearance);
m_outTime = addTimeAttr("outTime", "otm", MTime(0.0), kCached | kConnectable | kReadable | kAffectsAppearance);
m_layers = addMessageAttr("layers", "lys", kWritable | kReadable | kConnectable | kHidden);
addFrame("OpenGL Display");
m_ambient = addColourAttr("ambientColour", "amc", MColor(0.1f, 0.1f, 0.1f), kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance);
m_diffuse = addColourAttr("diffuseColour", "dic", MColor(0.7f, 0.7f, 0.7f), kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance);
m_specular = addColourAttr("specularColour", "spc", MColor(0.6f, 0.6f, 0.6f), kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance);
m_emission = addColourAttr("emissionColour", "emc", MColor(0.0f, 0.0f, 0.0f), kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance);
m_shininess = addFloatAttr("shininess", "shi", 5.0f, kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance);
m_serializedRefCounts = addStringAttr("serializedRefCounts", "strcs", kReadable | kWritable | kStorable | kHidden);
m_version = addStringAttr(
"version", "vrs", getVersion(),
kReadable | kStorable | kHidden);
MNodeClass ncTransform("transform");
m_transformTranslate = ncTransform.attribute("t");
m_transformRotate = ncTransform.attribute("r");
m_transformScale = ncTransform.attribute("s");
MNodeClass ncProxyShape(kTypeId);
m_visibleInReflections = ncProxyShape.attribute("visibleInReflections");
m_visibleInRefractions = ncProxyShape.attribute("visibleInRefractions");
m_stageDataDirty = addBoolAttr("stageDataDirty", "sdd", false, kWritable | kAffectsAppearance | kInternal);
m_stageCacheId = addInt32Attr("stageCacheId", "stcid", -1, kCached | kConnectable | kReadable | kInternal );
m_assetResolverConfig = addStringAttr("assetResolverConfig", "arc", kReadable | kWritable | kConnectable | kStorable | kAffectsAppearance | kInternal);
AL_MAYA_CHECK_ERROR(attributeAffects(m_time, m_outTime), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_timeOffset, m_outTime), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_timeScalar, m_outTime), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_filePath, m_outStageData), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_primPath, m_outStageData), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_populationMaskIncludePaths, m_outStageData), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_stageDataDirty, m_outStageData), errorString);
AL_MAYA_CHECK_ERROR(attributeAffects(m_assetResolverConfig, m_outStageData), errorString);
}
catch (const MStatus& status)
{
return status;
}
addBaseTemplate("AEsurfaceShapeTemplate");
generateAETemplate();
return MS::kSuccess;
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::onEditTargetChanged(UsdNotice::StageEditTargetChanged const& notice, UsdStageWeakPtr const& sender)
{
TF_DEBUG(ALUSDMAYA_EVALUATION).Msg("ProxyShape::onEditTargetChanged\n");
if (!sender || sender != m_stage)
return;
trackEditTargetLayer();
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::trackEditTargetLayer(LayerManager* layerManager)
{
TF_DEBUG(ALUSDMAYA_LAYERS).Msg("ProxyShape::trackEditTargetLayer\n");
auto stage = getUsdStage();
if(!stage)
{
TF_DEBUG(ALUSDMAYA_LAYERS).Msg(" - no stage\n");
return;
}
auto currTargetLayer = stage->GetEditTarget().GetLayer();
TF_DEBUG(ALUSDMAYA_LAYERS).Msg(" - curr target layer: %s\n", currTargetLayer->GetIdentifier().c_str());
if (m_prevEditTarget != currTargetLayer)
{
if(!layerManager)
{
layerManager = LayerManager::findOrCreateManager();
// findOrCreateManager SHOULD always return a result, but we check anyway,
// to avoid any potential crash...
if(!layerManager)
{
std::cerr << "Error creating / finding a layerManager node!" << std::endl;
return;
}
}
if (m_prevEditTarget && !m_prevEditTarget->IsDirty())
{
// If the old edit target still isn't dirty, and we're switching to a new
// edit target, we can remove it from the layer manager
layerManager->removeLayer(m_prevEditTarget);
}
layerManager->addLayer(currTargetLayer);
m_prevEditTarget = currTargetLayer;
triggerEvent("EditTargetChanged");
}
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::trackAllDirtyLayers(LayerManager* layerManager)
{
trackEditTargetLayer(layerManager);
if (!layerManager)
layerManager = LayerManager::findOrCreateManager();
auto usedLayer = m_stage->GetUsedLayers();
for (auto& _layer: usedLayer)
{
if (_layer->IsDirty())
layerManager->addLayer(_layer);
}
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::onPrimResync(SdfPath primPath, SdfPathVector& previousPrims)
{
TF_DEBUG(ALUSDMAYA_TRANSLATORS).Msg("ProxyShape::onPrimResync checking %s\n", primPath.GetText());
UsdPrim resyncPrim = m_stage->GetPrimAtPath(primPath);
if(!resyncPrim.IsValid())
{
return;
}
TF_DEBUG(ALUSDMAYA_TRANSLATORS).Msg("ProxyShape::onPrimResync begin:\n%s\n", context()->serialise().asChar());
AL_BEGIN_PROFILE_SECTION(ObjectChanged);
MFnDagNode fn(thisMObject());
MDagPath proxyTransformPath;
fn.getPath(proxyTransformPath);
proxyTransformPath.pop();
// find the new set of prims
UsdPrimVector newPrimSet = huntForNativeNodesUnderPrim(proxyTransformPath, primPath, translatorManufacture());
// Remove prims that have disappeared and translate in new prims
translatePrimsIntoMaya(newPrimSet, previousPrims);
previousPrims.clear();
TF_DEBUG(ALUSDMAYA_TRANSLATORS).Msg("ProxyShape::onPrimResync end:\n%s\n", context()->serialise().asChar());
AL_END_PROFILE_SECTION();
validateTransforms();
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::resync(const SdfPath& primPath)
{
// FIMXE: This method was needed to call update() on all translators in the maya scene. Since then some new
// locking and selectability functionality has been added to onObjectsChanged(). I would want to call the logic in
// that method to handle this resyncing but it would need to be refactored.
SdfPathVector existingSchemaPrims;
// populates list of prims from prim mapping that will change under the path to resync.
onPrePrimChanged(primPath, existingSchemaPrims);
onPrimResync(primPath, existingSchemaPrims);
}
//----------------------------------------------------------------------------------------------------------------------
void ProxyShape::serialize(UsdStageRefPtr stage, LayerManager* layerManager)
{
if(stage)
{
if (layerManager)
{
// Make sure the sessionLayer is always serialized (even if it's never an edit target)
auto sessionLayer = stage->GetSessionLayer();
layerManager->addLayer(sessionLayer);
auto identifier = sessionLayer->GetIdentifier();
if(layerManager->findLayer(identifier))
{
// ...and store the name for the (anonymous) session layer so we can find it!
sessionLayerNamePlug().setValue(AL::maya::utils::convert(identifier));
}
else
{
// ...make sure for the old Maya scene, we clear the sessionLayerName plug so there is no
// complaint when we open it.
sessionLayerNamePlug().setValue("");
}
// Then add in the current edit target
trackEditTargetLayer(layerManager);
}
else
{
MGlobal::displayError("ProxyShape::serialize was passed a nullptr for the layerManager");
}