MStatus HelixBases_sort(MObjectArray & input, MObjectArray & result) {
MStatus status;
result.setSizeIncrement(input.length());
while(input.length() > 0) {
double z = std::numeric_limits<double>::max();
unsigned int z_index = 0;
for(unsigned int i = 0; i < input.length(); ++i) {
MFnTransform transform(input[i]);
MVector translation = transform.getTranslation(MSpace::kTransform, &status);
if (!status) {
status.perror("MFnTransform::getTranslation");
return status;
}
if (translation.z < z) {
z = translation.z;
z_index = i;
}
}
result.append(input[z_index]);
input.remove(z_index);
}
return MStatus::kSuccess;
}
MStatus AlembicExportCommand::doIt(const MArgList &args)
{
ESS_PROFILE_SCOPE("AlembicExportCommand::doIt");
MStatus status = MS::kFailure;
MTime currentAnimStartTime = MAnimControl::animationStartTime(),
currentAnimEndTime = MAnimControl::animationEndTime(),
oldCurTime = MAnimControl::currentTime(),
curMinTime = MAnimControl::minTime(),
curMaxTime = MAnimControl::maxTime();
MArgParser argData(syntax(), args, &status);
if (argData.isFlagSet("help")) {
// TODO: implement help for this command
// MGlobal::displayInfo(util::getHelpText());
return MS::kSuccess;
}
unsigned int jobCount = argData.numberOfFlagUses("jobArg");
MStringArray jobStrings;
if (jobCount == 0) {
// TODO: display dialog
MGlobal::displayError("[ExocortexAlembic] No jobs specified.");
MPxCommand::setResult(
"Error caught in AlembicExportCommand::doIt: no job specified");
return status;
}
else {
// get all of the jobstrings
for (unsigned int i = 0; i < jobCount; i++) {
MArgList jobArgList;
argData.getFlagArgumentList("jobArg", i, jobArgList);
jobStrings.append(jobArgList.asString(0));
}
}
// create a vector to store the jobs
std::vector<AlembicWriteJob *> jobPtrs;
double minFrame = 1000000.0;
double maxFrame = -1000000.0;
double maxSteps = 1;
double maxSubsteps = 1;
// init the curve accumulators
AlembicCurveAccumulator::Initialize();
try {
// for each job, check the arguments
bool failure = false;
for (unsigned int i = 0; i < jobStrings.length(); ++i) {
double frameIn = 1.0;
double frameOut = 1.0;
double frameSteps = 1.0;
double frameSubSteps = 1.0;
MString filename;
bool purepointcache = false;
bool normals = true;
bool uvs = true;
bool facesets = true;
bool bindpose = true;
bool dynamictopology = false;
bool globalspace = false;
bool withouthierarchy = false;
bool transformcache = false;
bool useInitShadGrp = false;
bool useOgawa = false; // Later, will need to be changed!
MStringArray objectStrings;
std::vector<std::string> prefixFilters;
std::set<std::string> attributes;
std::vector<std::string> userPrefixFilters;
std::set<std::string> userAttributes;
MObjectArray objects;
std::string search_str, replace_str;
// process all tokens of the job
MStringArray tokens;
jobStrings[i].split(';', tokens);
for (unsigned int j = 0; j < tokens.length(); j++) {
MStringArray valuePair;
tokens[j].split('=', valuePair);
if (valuePair.length() != 2) {
MGlobal::displayWarning(
"[ExocortexAlembic] Skipping invalid token: " + tokens[j]);
continue;
}
const MString &lowerValue = valuePair[0].toLowerCase();
if (lowerValue == "in") {
frameIn = valuePair[1].asDouble();
}
else if (lowerValue == "out") {
frameOut = valuePair[1].asDouble();
}
else if (lowerValue == "step") {
frameSteps = valuePair[1].asDouble();
}
else if (lowerValue == "substep") {
frameSubSteps = valuePair[1].asDouble();
}
else if (lowerValue == "normals") {
normals = valuePair[1].asInt() != 0;
}
else if (lowerValue == "uvs") {
uvs = valuePair[1].asInt() != 0;
}
else if (lowerValue == "facesets") {
facesets = valuePair[1].asInt() != 0;
}
else if (lowerValue == "bindpose") {
bindpose = valuePair[1].asInt() != 0;
}
else if (lowerValue == "purepointcache") {
purepointcache = valuePair[1].asInt() != 0;
}
else if (lowerValue == "dynamictopology") {
dynamictopology = valuePair[1].asInt() != 0;
}
else if (lowerValue == "globalspace") {
globalspace = valuePair[1].asInt() != 0;
}
else if (lowerValue == "withouthierarchy") {
withouthierarchy = valuePair[1].asInt() != 0;
}
else if (lowerValue == "transformcache") {
transformcache = valuePair[1].asInt() != 0;
}
else if (lowerValue == "filename") {
filename = valuePair[1];
}
else if (lowerValue == "objects") {
// try to find each object
valuePair[1].split(',', objectStrings);
}
else if (lowerValue == "useinitshadgrp") {
useInitShadGrp = valuePair[1].asInt() != 0;
}
// search/replace
else if (lowerValue == "search") {
search_str = valuePair[1].asChar();
}
else if (lowerValue == "replace") {
replace_str = valuePair[1].asChar();
}
else if (lowerValue == "ogawa") {
useOgawa = valuePair[1].asInt() != 0;
}
else if (lowerValue == "attrprefixes") {
splitListArg(valuePair[1], prefixFilters);
}
else if (lowerValue == "attrs") {
splitListArg(valuePair[1], attributes);
}
else if (lowerValue == "userattrprefixes") {
splitListArg(valuePair[1], userPrefixFilters);
}
else if (lowerValue == "userattrs") {
splitListArg(valuePair[1], userAttributes);
}
else {
MGlobal::displayWarning(
"[ExocortexAlembic] Skipping invalid token: " + tokens[j]);
continue;
}
}
// now check the object strings
for (unsigned int k = 0; k < objectStrings.length(); k++) {
MSelectionList sl;
MString objectString = objectStrings[k];
sl.add(objectString);
MDagPath dag;
for (unsigned int l = 0; l < sl.length(); l++) {
sl.getDagPath(l, dag);
MObject objRef = dag.node();
if (objRef.isNull()) {
MGlobal::displayWarning("[ExocortexAlembic] Skipping object '" +
objectStrings[k] + "', not found.");
break;
}
// get all parents
MObjectArray parents;
// check if this is a camera
bool isCamera = false;
for (unsigned int m = 0; m < dag.childCount(); ++m) {
MFnDagNode child(dag.child(m));
MFn::Type ctype = child.object().apiType();
if (ctype == MFn::kCamera) {
isCamera = true;
break;
}
}
if (dag.node().apiType() == MFn::kTransform && !isCamera &&
!globalspace && !withouthierarchy) {
MDagPath ppath = dag;
while (!ppath.node().isNull() && ppath.length() > 0 &&
ppath.isValid()) {
parents.append(ppath.node());
if (ppath.pop() != MStatus::kSuccess) {
break;
}
}
}
else {
parents.append(dag.node());
}
// push all parents in
while (parents.length() > 0) {
bool found = false;
for (unsigned int m = 0; m < objects.length(); m++) {
if (objects[m] == parents[parents.length() - 1]) {
found = true;
break;
}
}
if (!found) {
objects.append(parents[parents.length() - 1]);
}
parents.remove(parents.length() - 1);
}
// check all of the shapes below
if (!transformcache) {
sl.getDagPath(l, dag);
for (unsigned int m = 0; m < dag.childCount(); m++) {
MFnDagNode child(dag.child(m));
if (child.isIntermediateObject()) {
continue;
}
objects.append(child.object());
}
}
}
}
// check if we have incompatible subframes
if (maxSubsteps > 1.0 && frameSubSteps > 1.0) {
const double part = (frameSubSteps > maxSubsteps)
? (frameSubSteps / maxSubsteps)
: (maxSubsteps / frameSubSteps);
if (abs(part - floor(part)) > 0.001) {
MString frameSubStepsStr, maxSubstepsStr;
frameSubStepsStr.set(frameSubSteps);
maxSubstepsStr.set(maxSubsteps);
MGlobal::displayError(
"[ExocortexAlembic] You cannot combine substeps " +
frameSubStepsStr + " and " + maxSubstepsStr +
" in one export. Aborting.");
return MStatus::kInvalidParameter;
}
}
// remember the min and max values for the frames
if (frameIn < minFrame) {
minFrame = frameIn;
}
if (frameOut > maxFrame) {
maxFrame = frameOut;
}
if (frameSteps > maxSteps) {
maxSteps = frameSteps;
}
if (frameSteps > 1.0) {
frameSubSteps = 1.0;
}
if (frameSubSteps > maxSubsteps) {
maxSubsteps = frameSubSteps;
}
// check if we have a filename
if (filename.length() == 0) {
MGlobal::displayError("[ExocortexAlembic] No filename specified.");
for (size_t k = 0; k < jobPtrs.size(); k++) {
delete (jobPtrs[k]);
}
MPxCommand::setResult(
"Error caught in AlembicExportCommand::doIt: no filename "
"specified");
return MStatus::kFailure;
}
// construct the frames
MDoubleArray frames;
{
const double frameIncr = frameSteps / frameSubSteps;
for (double frame = frameIn; frame <= frameOut; frame += frameIncr) {
frames.append(frame);
}
}
AlembicWriteJob *job =
new AlembicWriteJob(filename, objects, frames, useOgawa,
prefixFilters, attributes, userPrefixFilters, userAttributes);
job->SetOption("exportNormals", normals ? "1" : "0");
job->SetOption("exportUVs", uvs ? "1" : "0");
job->SetOption("exportFaceSets", facesets ? "1" : "0");
job->SetOption("exportInitShadGrp", useInitShadGrp ? "1" : "0");
job->SetOption("exportBindPose", bindpose ? "1" : "0");
job->SetOption("exportPurePointCache", purepointcache ? "1" : "0");
job->SetOption("exportDynamicTopology", dynamictopology ? "1" : "0");
job->SetOption("indexedNormals", "1");
job->SetOption("indexedUVs", "1");
job->SetOption("exportInGlobalSpace", globalspace ? "1" : "0");
job->SetOption("flattenHierarchy", withouthierarchy ? "1" : "0");
job->SetOption("transformCache", transformcache ? "1" : "0");
// check if the search/replace strings are valid!
if (search_str.length() ? !replace_str.length()
: replace_str.length()) // either search or
// replace string is
// missing or empty!
{
ESS_LOG_WARNING(
"Missing search or replace parameter. No strings will be "
"replaced.");
job->replacer = SearchReplace::createReplacer();
}
else {
job->replacer = SearchReplace::createReplacer(search_str, replace_str);
}
// check if the job is satifsied
if (job->PreProcess() != MStatus::kSuccess) {
MGlobal::displayError("[ExocortexAlembic] Job skipped. Not satisfied.");
delete (job);
failure = true;
break;
}
// push the job to our registry
MGlobal::displayInfo("[ExocortexAlembic] Using WriteJob:" +
jobStrings[i]);
jobPtrs.push_back(job);
}
if (failure) {
for (size_t k = 0; k < jobPtrs.size(); k++) {
delete (jobPtrs[k]);
}
return MS::kFailure;
}
// compute the job count
unsigned int jobFrameCount = 0;
for (size_t i = 0; i < jobPtrs.size(); i++)
jobFrameCount += (unsigned int)jobPtrs[i]->GetNbObjects() *
(unsigned int)jobPtrs[i]->GetFrames().size();
// now, let's run through all frames, and process the jobs
const double frameRate = MTime(1.0, MTime::kSeconds).as(MTime::uiUnit());
const double incrSteps = maxSteps / maxSubsteps;
double nextFrame = minFrame + incrSteps;
for (double frame = minFrame; frame <= maxFrame;
frame += incrSteps, nextFrame += incrSteps) {
MAnimControl::setCurrentTime(MTime(frame / frameRate, MTime::kSeconds));
MAnimControl::setAnimationEndTime(
MTime(nextFrame / frameRate, MTime::kSeconds));
MAnimControl::playForward(); // this way, it forces Maya to play exactly
// one frame! and particles are updated!
AlembicCurveAccumulator::StartRecordingFrame();
for (size_t i = 0; i < jobPtrs.size(); i++) {
MStatus status = jobPtrs[i]->Process(frame);
if (status != MStatus::kSuccess) {
MGlobal::displayError("[ExocortexAlembic] Job aborted :" +
jobPtrs[i]->GetFileName());
for (size_t k = 0; k < jobPtrs.size(); k++) {
delete (jobPtrs[k]);
}
restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
curMinTime, curMaxTime);
return status;
}
}
AlembicCurveAccumulator::StopRecordingFrame();
}
}
catch (...) {
MGlobal::displayError(
"[ExocortexAlembic] Jobs aborted, force closing all archives!");
for (std::vector<AlembicWriteJob *>::iterator beg = jobPtrs.begin();
beg != jobPtrs.end(); ++beg) {
(*beg)->forceCloseArchive();
}
restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
curMinTime, curMaxTime);
MPxCommand::setResult("Error caught in AlembicExportCommand::doIt");
status = MS::kFailure;
}
MAnimControl::stop();
AlembicCurveAccumulator::Destroy();
// restore the animation start/end time and the current time!
restoreOldTime(currentAnimStartTime, currentAnimEndTime, oldCurTime,
curMinTime, curMaxTime);
// delete all jobs
for (size_t k = 0; k < jobPtrs.size(); k++) {
delete (jobPtrs[k]);
}
// remove all known archives
deleteAllArchives();
return status;
}
