Atomsオペレータは、組み込みのポーズポートと、Ownerエージェントにアクセスするための特定の機能を持つ、特殊なAtomsグラフノードです。この例のオペレータは、ジョイントの変換にオフセットを追加します。
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#include <AtomsGraph/Ports.h>
#include <Atoms/Globals.h>
#include <Atoms/Graph/Operator.h>
class JointOffsetOperator : public Atoms::Operator
{
public:
NODE_STANDARD_MEMBERS
JointOffsetOperator();
virtual ~JointOffsetOperator();
bool compute();
private:
AtomsGraph::PosePort* m_inPose;
AtomsGraph::StringPort *m_jointName;
AtomsGraph::MatrixPort *m_offsetMatrix;
AtomsGraph::BooleanPort *m_worldSpace;
int m_jointId;
bool m_first;
};
// this must be unique
#define JOINT_OFFSET_OPERATOR_ID 9999991
NODE_STANDARD_MEMBERS_IMPL(JointOffsetOperator)
unsigned int JointOffsetOperator::staticTypeId() { return JOINT_OFFSET_OPERATOR_ID; }
std::string JointOffsetOperator::staticTypeStr() { return std::string("JointOffsetOperator"); }
JointOffsetOperator::JointOffsetOperator() : Operator()
{
m_jointName= new AtomsGraph::StringPort("jointName");
m_jointName->set("");
addInputPort(m_jointName);
m_offsetMatrix = new AtomsGraph::MatrixPort("offsetMatrix");
addInputPort(m_offsetMatrix);
m_inPose = new AtomsGraph::PosePort("inPose");
addInputPort(m_inPose);
m_worldSpace = new AtomsGraph::BooleanPort("worldSpace");
m_worldSpace->set(false);
addInputPort(m_worldSpace );
m_jointId= -1;
m_first = true;
}
JointConstraintOperator::~JointConstraintOperator()
{
}
bool JointConstraintOperator::compute()
{
AtomsCore::Pose &inPose = m_inPose->getRef();
if (inPose.numJoints() == 0)
{
AtomsUtils::Logger::warning() << "Empty input pose";
return false;
}
AtomsCore::Pose &outPose = m_outPose->getRef();
// Copy the input pose to the out pose port
outPose = inPose;
// Check if the agent and the agent type are valid
if (!m_agent)
{
AtomsUtils::Logger::error() << "Invalid agent type";
return false;
}
if(!m_agent->agentType())
{
AtomsUtils::Logger::error() << "Invalid agent type";
return false;
}
// Get the skeleton from the agent type
const AtomsCore::Skeleton& skeleton = m_agent->agentType()->skeleton();
if (m_first)
{
m_jointId = skeleton.jointId(m_targetJoint->getRef());
}
if (m_jointId == -1)
{
Logger::error() << "Could not find " << m_targetJoint->getRef() << "joint.";
return false;
}
if (worldSpace->get())
{
// Compute the offset in world space
AtomsCore::Poser poser(&skeleton);
AtomsCore::Matrix currentMtx = poser.getWorldMatrix(pose, jointId);
poser.setWorldMatrix(pose, m_offsetMatrix->getRef()* currentMtx, jointIdTmp);
}
else
{
// Compute the offset in local space
AtomsCore::JointPose& jp = outPose.jointPose(m_jointId);
jp.setMatrix(m_offsetMatrix->getRef() * jp.matrix());
}
return true;
}
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このCustom Behaviourモジュールによって、オペレータを追加することができます。
コード ブロック |
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#include <Atoms/BehaviourModule.h>
class JointOffsetModule : public Atoms::BehaviourModule
{
public:
JointOffsetModule ();
virtual ~JointOffsetModule ();
void agentsCreated(const std::vector<Atoms::Agent*>& agents, Atoms::AgentGroup* agentGroup = nullptr);
static Atoms::BehaviourModule* creator(const std::string& parameter);
};
Atoms::BehaviourModule* JointOffsetModule::creator(const std::string& parameter)
{
return new JointOffsetModule();
}
JointOffsetModule::JointOffsetModule() :
Atoms::BehaviourModule()
{
AtomsCore::StringMetadata jointName("");
addAttribute("jointName", &jointName, false);
AtomsCore::MatrixMetadata offsetMatrix;
addAttribute("offsetMatrix", &offsetMatrix, true);
AtomsCore::BoolMetadata worldSpace(false);
addAttribute("worldSpace", &worldSpace);
}
JointOffsetModule::~JointOffsetModule()
{
}
void JointOffsetModule::agentsCreated(const std::vector<Atoms::Agent*>& agents, Atoms::AgentGroup* agentGroup)
{
AtomsCore::MapMetadata& metadata = attributes();
const std::string& jointName= metadata.getTypedEntry<AtomsCore::StringMetadata>("jointName")->get();
bool worldSpace = metadata.getTypedEntry<AtomsCore::BoolMetadata>("worldSpace")->get();
AtomsCore::Matrix& offsetMatrix = metadata.getTypedEntry<AtomsCore::MatrixMetadata>("offsetMatrix")->get();
AtomsPtr<AtomsCore::MapMetadata> offsetMatrixOverrideMap = metadata.getTypedEntry<AtomsCore::MapMetadata>("offsetMatrix_override");
tbb::parallel_for(tbb::blocked_range<unsigned int>(0, agents.size()),
[&](const tbb::blocked_range<unsigned int>& r)
{
char groupIdChar[12];
std::string groupIdStr;
groupIdStr.reserve(12);
for (unsigned int i = r.begin(); i < r.end(); i++)
{
Atoms::Agent* agent = agents[i];
// Get the agent dg network
Atoms::AgentBehaviourNetwork& network = agent->network();
// Get the last operator fron the dg
Atoms::Operator* endOperator = network.buildPoseNode();
// Create the joint offset operator
Atoms::JointOffsetOperator* jointOffset = static_cast<Atoms::JointOffsetOperator*>(network.manager().createNode(Atoms::JointOffsetOperator::staticTypeStr(), "jointOffset"));
jointOffset->setAgent(agent);
// Connect the last operator to the joint offset operator
network.manager().connectAttr(endOperator->name(), "outPose", jointOffset ->name(), "inPose");
// Set the operator parameters
jointOffset->getInputPort<AtomsGraph::StringPort>("jointName")->set(jointName);
jointOffset->getInputPort<AtomsGraph::BooleanPort>("worldSpace")->set(worldSpace );
AtomsCore::Matrix agentOffsetMatrix = offsetMatrix;
// Check if the offset matrix is overridden
AtomsPtr<AtomsCore::IntMetadata> groupIdPtr = agent->metadata().getTypedEntry<AtomsCore::IntMetadata>(ATOMS_AGENT_GROUPID);
if (groupIdPtr)
{
sprintf(groupIdChar, "%d", groupIdPtr->value());
groupIdStr = groupIdChar;
if (offsetMatrixOverrideMap)
{
AtomsPtr<AtomsCore::MatrixMetadata> offsetMatrixAgentMeta = offsetMatrixOverrideMap->getTypedEntry<AtomsCore::MatrixMetadata>(groupIdStr);
if (offsetMatrixAgentMeta)
offsetMatrix = offsetMatrixAgentMeta->get();
}
}
jointOffset->getInputPort<AtomsGraph::MatrixPort>("offsetMatrix")->set(offsetMatrix);
// Set the joint offset operator as the last operator to compute
network.setBuildPoseNode(jointOffset);
}
});
}
extern "C"
{
ATOMSPLUGIN_EXPORT bool initializePlugin()
{
AtomsUtils::Logger::info() << "Loading Joint offset plugin";
// Register the node to the factory
AtomsGraph::NodeFactory& manager = AtomsGraph::NodeFactory::instance();
manager.registerNode(JointConstraintOperator::staticTypeStr(), &JointConstraintOperator::creator);
Atoms::BehaviourModules& moduleManager = Atoms::BehaviourModules::instance();
moduleManager.registerBehaviourModule("SimpleJointOffset", &JointOffsetModule::creator, Atoms::JointOffsetModule::kNative);
return true;
}
ATOMSPLUGIN_EXPORT bool unitializePlugin()
{
AtomsUtils::Logger::info() << "Unloading Joint offset plugin";
// Deregister the node from the node factory
AtomsGraph::NodeFactory& manager = AtomsGraph::NodeFactory::instance();
manager.deregisterNode(JointConstraintOperator::staticTypeStr());
Atoms::BehaviourModules& moduleManager = Atoms::BehaviourModules::instance();
moduleManager.deregisterBehaviourModule("SimpleJointOffset");
return true;
}
}
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