void MayaTransformWriter::pushTransformStack(const MFnTransform & iTrans,
bool iForceStatic)
{
// inspect the translate
addTranslate(iTrans, "translate", "translateX", "translateY", "translateZ",
Alembic::AbcGeom::kTranslateHint, false, iForceStatic, false, mSample,
mAnimChanList);
// inspect the rotate pivot translate
addTranslate(iTrans, "rotatePivotTranslate", "rotatePivotTranslateX",
"rotatePivotTranslateY", "rotatePivotTranslateZ",
Alembic::AbcGeom::kRotatePivotTranslationHint, false,
iForceStatic, false, mSample, mAnimChanList);
// inspect the rotate pivot
addTranslate(iTrans, "rotatePivot", "rotatePivotX", "rotatePivotY",
"rotatePivotZ", Alembic::AbcGeom::kRotatePivotPointHint,
false, iForceStatic, false, mSample, mAnimChanList);
// inspect rotate names
MString rotateNames[3];
rotateNames[0] = "rotateX";
rotateNames[1] = "rotateY";
rotateNames[2] = "rotateZ";
unsigned int rotOrder[3];
// if this returns false then the rotation order was kInvalid or kLast
MTransformationMatrix::RotationOrder eRotOrder(iTrans.rotationOrder());
if (util::getRotOrder(eRotOrder, rotOrder[0], rotOrder[1],
rotOrder[2]))
{
addRotate(iTrans, "rotate", rotateNames, rotOrder,
Alembic::AbcGeom::kRotateHint, iForceStatic, false,
mSample, mAnimChanList, mRotateOpIndex);
}
// now look at the rotation orientation, aka rotate axis
rotateNames[0] = "rotateAxisX";
rotateNames[1] = "rotateAxisY";
rotateNames[2] = "rotateAxisZ";
rotOrder[0] = 0;
rotOrder[1] = 1;
rotOrder[2] = 2;
addRotate(iTrans, "rotateAxis", rotateNames, rotOrder,
Alembic::AbcGeom::kRotateOrientationHint, iForceStatic, false,
mSample, mAnimChanList, mRotateAxisOpIndex);
// invert the rotate pivot if necessary
addTranslate(iTrans, "rotatePivot", "rotatePivotX", "rotatePivotY",
"rotatePivotZ", Alembic::AbcGeom::kRotatePivotPointHint,
true, iForceStatic, false, mSample, mAnimChanList);
// inspect the scale pivot translation
addTranslate(iTrans, "scalePivotTranslate", "scalePivotTranslateX",
"scalePivotTranslateY", "scalePivotTranslateZ",
Alembic::AbcGeom::kScalePivotTranslationHint, false, iForceStatic,
false, mSample, mAnimChanList);
// inspect the scale pivot point
addTranslate(iTrans, "scalePivot", "scalePivotX", "scalePivotY",
"scalePivotZ", Alembic::AbcGeom::kScalePivotPointHint, false,
iForceStatic, false, mSample, mAnimChanList);
// inspect the shear
addShear(iTrans, iForceStatic, mSample, mAnimChanList);
// add the scale
addScale(iTrans, "scale", "scaleX", "scaleY", "scaleZ", false,
iForceStatic, false, mSample, mAnimChanList);
// inverse the scale pivot point if necessary
addTranslate(iTrans, "scalePivot", "scalePivotX", "scalePivotY",
"scalePivotZ", Alembic::AbcGeom::kScalePivotPointHint, true,
iForceStatic, false, mSample, mAnimChanList);
// remember current rotation
if (mFilterEulerRotations)
{
double xx(0), yy(0), zz(0);
// there are 2 rotation order enum definitions:
// MEulerRotation::RotationOrder = MTransformationMatrix::RotationOrder-1
if (getSampledRotation( mSample, mRotateOpIndex, xx, yy, zz ))
{
mPrevRotateSolution.setValue(xx, yy, zz, (MEulerRotation::RotationOrder)(eRotOrder-1));
}
if (getSampledRotation( mSample, mRotateAxisOpIndex, xx, yy, zz ))
{
mPrevRotateAxisSolution.setValue(xx, yy, zz, MEulerRotation::kXYZ);
}
}
}
void MayaTransformWriter::pushTransformStack(double iFrame,
const MFnTransform & iTrans)
{
bool forceStatic = (iFrame == DBL_MAX);
// inspect the translate
addTranslate(iTrans, "translate", "translateX", "translateY", "translateZ",
Alembic::AbcGeom::kTranslateHint, false, forceStatic, mSample,
mAnimChanList);
// inspect the rotate pivot translate
addTranslate(iTrans, "rotatePivotTranslate", "rotatePivotTranslateX",
"rotatePivotTranslateY", "rotatePivotTranslateZ",
Alembic::AbcGeom::kRotatePivotTranslationHint, false,
forceStatic, mSample, mAnimChanList);
// inspect the rotate pivot
addTranslate(iTrans, "rotatePivot", "rotatePivotX", "rotatePivotY",
"rotatePivotZ", Alembic::AbcGeom::kRotatePivotPointHint,
false, forceStatic, mSample, mAnimChanList);
// inspect rotate names
MString rotateNames[3];
rotateNames[0] = "rotateX";
rotateNames[1] = "rotateY";
rotateNames[2] = "rotateZ";
unsigned int rotOrder[3];
// if this returns false then the rotation order was kInvalid or kLast
if (util::getRotOrder(iTrans.rotationOrder(), rotOrder[0], rotOrder[1],
rotOrder[2]))
{
addRotate(iTrans, "rotate", rotateNames, rotOrder,
Alembic::AbcGeom::kRotateHint, forceStatic, false,
mSample, mAnimChanList);
}
// now look at the rotation orientation, aka rotate axis
rotateNames[0] = "rotateAxisX";
rotateNames[1] = "rotateAxisY";
rotateNames[2] = "rotateAxisZ";
rotOrder[0] = 0;
rotOrder[1] = 1;
rotOrder[2] = 2;
addRotate(iTrans, "rotateAxis", rotateNames, rotOrder,
Alembic::AbcGeom::kRotateOrientationHint, forceStatic, false,
mSample, mAnimChanList);
// invert the rotate pivot if necessary
addTranslate(iTrans, "rotatePivot", "rotatePivotX", "rotatePivotY",
"rotatePivotZ", Alembic::AbcGeom::kRotatePivotPointHint,
true, forceStatic, mSample, mAnimChanList);
// inspect the scale pivot translation
addTranslate(iTrans, "scalePivotTranslate", "scalePivotTranslateX",
"scalePivotTranslateY", "scalePivotTranslateZ",
Alembic::AbcGeom::kScalePivotTranslationHint, false, forceStatic,
mSample, mAnimChanList);
// inspect the scale pivot point
addTranslate(iTrans, "scalePivot", "scalePivotX", "scalePivotY",
"scalePivotZ", Alembic::AbcGeom::kScalePivotPointHint, false,
forceStatic, mSample, mAnimChanList);
// inspect the shear
addShear(iTrans, forceStatic, mSample, mAnimChanList);
// add the scale
addScale(iTrans, "scale", "scaleX", "scaleY", "scaleZ", forceStatic,
mSample, mAnimChanList);
// inverse the scale pivot point if necessary
addTranslate(iTrans, "scalePivot", "scalePivotX", "scalePivotY",
"scalePivotZ", Alembic::AbcGeom::kScalePivotPointHint, true,
forceStatic, mSample, mAnimChanList);
}
