TorqueGameEngines/Torque3D
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get node utility methods by request

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courtessy Steve_Yorkshire, tim-mgt
This commit is contained in:
AzaezelX 2023-03-12 15:19:44 -05:00
parent 6cb34ab3e9
commit 4a9f8e0709
2 changed files with 75 additions and 0 deletions
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69
Engine/source/T3D/shapeBase.cpp
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@ -2019,6 +2019,41 @@ Point3F ShapeBase::getAIRepairPoint()
}
//----------------------------------------------------------------------------
void ShapeBase::getNodeTransform(const char* nodeName, MatrixF* outMat)
{
S32 nodeIDx = mDataBlock->getShapeResource()->findNode(nodeName);
const MatrixF& xfm = isMounted() ? mMount.xfm : MatrixF::Identity;
MatrixF nodeTransform(xfm);
const Point3F& scale = getScale();
if (nodeIDx != -1)
{
nodeTransform = mShapeInstance->mNodeTransforms[nodeIDx];
nodeTransform.mul(xfm);
}
// The position of the mount point needs to be scaled.
Point3F position = nodeTransform.getPosition();
position.convolve(scale);
nodeTransform.setPosition(position);
// Also we would like the object to be scaled to the model.
outMat->mul(mObjToWorld, nodeTransform);
return;
}
void ShapeBase::getNodeVector(const char* nodeName, VectorF* vec)
{
MatrixF mat;
getNodeTransform(nodeName, &mat);
mat.getColumn(1, vec);
}
void ShapeBase::getNodePoint(const char* nodeName, Point3F* pos)
{
MatrixF mat;
getNodeTransform(nodeName, &mat);
mat.getColumn(3, pos);
}
void ShapeBase::getEyeTransform(MatrixF* mat)
{
@ -5352,3 +5387,37 @@ void ShapeBase::setSelectionFlags(U8 flags)
}
}
DefineEngineMethod(ShapeBase, getNodeTransform, MatrixF, (const char* nodeName), ,
"@brief Get the node/bone transform.\n\n"
"@param node/bone name to query\n"
"@return the node position\n\n")
{
MatrixF mat;
object->getNodeTransform(nodeName, &mat);
return mat;
}
DefineEngineMethod(ShapeBase, getNodeVector, VectorF, (const char* nodeName), ,
"@brief Get the node/bone vector.\n\n"
"@param node/bone name to query\n"
"@return the node vector\n\n")
{
VectorF vec(0, 1, 0);
object->getNodeVector(nodeName, &vec);
return vec;
}
DefineEngineMethod(ShapeBase, getNodePoint, Point3F, (const char* nodeName), ,
"@brief Get the node/bone position.\n\n"
"@param node/bone name to query\n"
"@return the node position\n\n")
{
Point3F pos(0, 0, 0);
object->getNodePoint(nodeName, &pos);
return pos;
}