SubMesh.hh

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/*
 * Copyright (C) 2016 Open Source Robotics Foundation
 *
 * 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.
 *
*/
#ifndef IGNITION_COMMON_SUBMESH_HH_
#define IGNITION_COMMON_SUBMESH_HH_

#include <memory>
#include <string>
#include <vector>

#include <ignition/math/Vector3.hh>
#include <ignition/math/Vector2.hh>

#include <ignition/utils/ImplPtr.hh>

#include <ignition/common/graphics/Types.hh>
#include <ignition/common/graphics/Export.hh>
#include <ignition/common/SuppressWarning.hh>

namespace ignition
{
  namespace common
  {
    class Material;
    class NodeAssignment;

    class IGNITION_COMMON_GRAPHICS_VISIBLE SubMesh
    {
      public: enum PrimitiveType
              {
                POINTS,
                LINES,
                LINESTRIPS,
                TRIANGLES,
                TRIFANS,
                TRISTRIPS
              };

      public: SubMesh();

      public: explicit SubMesh(const std::string &_name);

      public: virtual ~SubMesh();

      public: void SetName(const std::string &_name);

      public: std::string Name() const;

      public: void SetPrimitiveType(PrimitiveType _type);

      public: PrimitiveType SubMeshPrimitiveType() const;

      public: void AddIndex(const unsigned int _index);

      public: void AddVertex(const ignition::math::Vector3d &_v);

      public: void AddVertex(const double _x, const double _y, const double _z);

      public: void AddNormal(const ignition::math::Vector3d &_n);

      public: void AddNormal(const double _x, const double _y, const double _z);

      public: void AddTexCoord(const double _u, const double _v);

      public: void AddTexCoord(const ignition::math::Vector2d &_uv);

      public: void AddTexCoordBySet(double _u, double _v,
          unsigned int _setIndex);

      public: void AddTexCoordBySet(const ignition::math::Vector2d &_uv,
          unsigned int _setIndex);

      public: void AddNodeAssignment(const unsigned int _vertex,
                                     const unsigned int _node,
                                     const float _weight);
      public: ignition::math::Vector3d Vertex(const unsigned int _index) const;

      public: void SetVertex(const unsigned int _index,
                             const ignition::math::Vector3d &_v);

      public: ignition::math::Vector3d Normal(const unsigned int _index) const;

      public: void SetNormal(const unsigned int _index,
                  const ignition::math::Vector3d &_n);

      public: ignition::math::Vector2d TexCoord(
                  const unsigned int _index) const;

      public: ignition::math::Vector2d TexCoordBySet(
                  unsigned int _index,
                  unsigned int _setIndex) const;

      public: void SetTexCoord(const unsigned int _index,
                               const ignition::math::Vector2d &_uv);

      public: void SetTexCoordBySet(unsigned int _index,
                               const ignition::math::Vector2d &_uv,
                               unsigned int _setIdex);

      public: int Index(const unsigned int _index) const;

      public: void SetIndex(const unsigned int _index,
          const unsigned int _i);

      public: NodeAssignment NodeAssignmentByIndex(
          const unsigned int _index) const;

      public: ignition::math::Vector3d Max() const;

      public: ignition::math::Vector3d Min() const;

      public: unsigned int VertexCount() const;

      public: unsigned int NormalCount() const;

      public: unsigned int IndexCount() const;

      public: unsigned int TexCoordCount() const;

      public: unsigned int TexCoordCountBySet(unsigned int _setIndex) const;

      public: unsigned int TexCoordSetCount() const;

      public: unsigned int NodeAssignmentsCount() const;

      public: unsigned int MaxIndex() const;

      public: void SetMaterialIndex(const unsigned int _index);

      public: unsigned int MaterialIndex() const;

      public: bool HasVertex(const ignition::math::Vector3d &_v) const;

      public: bool HasVertex(const unsigned int _index) const;

      public: bool HasNormal(const unsigned int _index) const;

      public: bool HasTexCoord(const unsigned int _index) const;

      public: bool HasTexCoordBySet(unsigned int _index, unsigned int _setIndex)
          const;

      public: bool HasNodeAssignment(const unsigned int _index) const;

      public: int IndexOfVertex(const ignition::math::Vector3d &_v) const;

      public: void FillArrays(double **_vertArr, int **_indexndArr) const;

      public: void RecalculateNormals();

      public: void GenSphericalTexCoord(
                  const ignition::math::Vector3d &_center);

      public: void GenSphericalTexCoordBySet(
                  const ignition::math::Vector3d &_center,
                  unsigned int _setIndex);

      public: void Scale(const ignition::math::Vector3d &_factor);

      public: void Scale(const double &_factor);

      public: void Center(const ignition::math::Vector3d &_center =
                          ignition::math::Vector3d::Zero);

      public: void Translate(const ignition::math::Vector3d &_vec);

      public: double Volume() const;

      IGN_UTILS_IMPL_PTR(dataPtr)
    };

    class IGNITION_COMMON_GRAPHICS_VISIBLE NodeAssignment
    {
      public: NodeAssignment();

      public: unsigned int vertexIndex;

      public: unsigned int nodeIndex;

      public: float weight;
    };
  }
}

#endif