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Fixed child relative transforms for when SceneGroups are updated

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This commit is contained in:
JeffR 2024-11-14 19:29:41 -06:00
parent 9ff2a56466
commit 2c8adfdf93
1 changed files with 22 additions and 32 deletions
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54
Engine/source/T3D/SceneGroup.cpp
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@ -158,15 +158,6 @@ void SceneGroup::onInspect(GuiInspector* inspector)
void SceneGroup::setTransform(const MatrixF& mat)
{
//transform difference
MatrixF oldTransform = getTransform();
Parent::setTransform(mat);
// Calculate the delta transformation
MatrixF deltaTransform = mat;
deltaTransform.mul(oldTransform.inverse());
if (isServerObject())
{
setMaskBits(TransformMask);
@ -177,15 +168,17 @@ void SceneGroup::setTransform(const MatrixF& mat)
SceneObject* child = dynamic_cast<SceneObject*>(*itr);
if (child)
{
// Get the child's current transform
MatrixF childTransform = child->getTransform();
// Get the child's current world transform
MatrixF childWorldTrans = child->getTransform();
// Apply the delta transformation (ignoring scale)
MatrixF updatedTransform = childTransform;
updatedTransform.mul(deltaTransform);
MatrixF childLocalTrans;
childLocalTrans = mWorldToObj.mul(childWorldTrans);
// Update the child's transform
child->setTransform(updatedTransform);
MatrixF updatedTrans;
updatedTrans.mul(mat, childLocalTrans);
// Set the child's new world transform
child->setTransform(updatedTrans);
PhysicsShape* childPS = dynamic_cast<PhysicsShape*>(child);
if (childPS)
@ -193,40 +186,37 @@ void SceneGroup::setTransform(const MatrixF& mat)
}
}
}
Parent::setTransform(mat);
}
void SceneGroup::setRenderTransform(const MatrixF& mat)
{
//transform difference
MatrixF oldTransform = getRenderTransform();
Parent::setRenderTransform(mat);
// Calculate the delta transformation
MatrixF deltaTransform = mat;
deltaTransform.mul(oldTransform.inverse());
// Update all child transforms
for (SimSetIterator itr(this); *itr; ++itr)
{
SceneObject* child = dynamic_cast<SceneObject*>(*itr);
if (child)
{
// Get the child's current transform
MatrixF childTransform = child->getTransform();
// Get the child's current world transform
MatrixF childWorldTrans = child->getRenderTransform();
// Apply the delta transformation (ignoring scale)
MatrixF updatedTransform = childTransform;
updatedTransform.mul(deltaTransform);
MatrixF childLocalTrans;
childLocalTrans = mWorldToObj.mul(childWorldTrans);
// Update the child's transform
child->setTransform(updatedTransform);
MatrixF updatedTrans;
updatedTrans.mul(mat, childLocalTrans);
// Set the child's new world transform
child->setRenderTransform(updatedTrans);
PhysicsShape* childPS = dynamic_cast<PhysicsShape*>(child);
if (childPS)
childPS->storeRestorePos();
}
}
Parent::setRenderTransform(mat);
}
void SceneGroup::addObject(SimObject* object)