TransformTranslator.h

//
// Copyright 2017 Animal Logic
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.//
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
#pragma once

#include "../../Api.h"

#include <AL/usdmaya/ForwardDeclares.h>
#include "AL/usdmaya/TransformOperation.h"
#include "AL/usdmaya/fileio/translators/DagNodeTranslator.h"

#include "pxr/usd/usd/attribute.h"
#include "pxr/usd/usdGeom/xform.h"
#include "pxr/usd/usdGeom/xformCommonAPI.h"

#include <vector>

namespace AL {
namespace usdmaya {
namespace fileio {
namespace translators {

//----------------------------------------------------------------------------------------------------------------------
//----------------------------------------------------------------------------------------------------------------------
class TransformTranslator
  : public DagNodeTranslator
{
public:

  AL_USDMAYA_PUBLIC
  static MStatus registerType();

  AL_USDMAYA_PUBLIC
  MObject createNode(const UsdPrim& from, MObject parent, const char* nodeType, const ImporterParams& params) override;

  AL_USDMAYA_PUBLIC
  MStatus copyAttributes(const UsdPrim& from, MObject to, const ImporterParams& params);

  AL_USDMAYA_PUBLIC
  static MStatus copyAttributes(const MObject& from, UsdPrim& to, const ExporterParams& params);

  AL_USDMAYA_PUBLIC
  static void copyAttributeValue(const MPlug& attr, UsdAttribute& usdAttr, const UsdTimeCode& timeCode);

  AL_USDMAYA_PUBLIC
  static bool getAnimationVariables(TransformOperation operation, MObject& attribute, double& conversionFactor);

private:
  static MStatus processMetaData(const UsdPrim& from, MObject& to, const ImporterParams& params);

  static MObject m_inheritsTransform;
  static MObject m_scale;
  static MObject m_shear;
  static MObject m_rotation;
  static MObject m_rotationX;
  static MObject m_rotationY;
  static MObject m_rotationZ;
  static MObject m_rotateOrder;
  static MObject m_rotateAxis;
  static MObject m_rotateAxisX;
  static MObject m_rotateAxisY;
  static MObject m_rotateAxisZ;
  static MObject m_translation;
  static MObject m_scalePivot;
  static MObject m_rotatePivot;
  static MObject m_scalePivotTranslate;
  static MObject m_rotatePivotTranslate;
  static MObject m_selectHandle;
  static MObject m_transMinusRotatePivot;
  static MObject m_visibility;
};

//----------------------------------------------------------------------------------------------------------------------
} // translators
} // fileio
} // usdmaya
} // AL
//----------------------------------------------------------------------------------------------------------------------