Mesh.h

// This file is a part of the OpenSurgSim project.
// Copyright 2013, SimQuest Solutions Inc.
//
// 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 SURGSIM_GRAPHICS_MESH_H
#define SURGSIM_GRAPHICS_MESH_H

#include <vector>

#include "SurgSim/DataStructures/EmptyData.h"
#include "SurgSim/DataStructures/TriangleMesh.h"
#include "SurgSim/DataStructures/OptionalValue.h"
#include "SurgSim/Math/Vector.h"

namespace SurgSim
{

namespace Graphics
{

struct VertexData
{
    SurgSim::DataStructures::OptionalValue<SurgSim::Math::Vector2d> texture;
    SurgSim::DataStructures::OptionalValue<SurgSim::Math::Vector4d> color;

    bool operator==(const SurgSim::Graphics::VertexData& rhs) const
    {
        return texture == rhs.texture &&
               color == rhs.color;
    }

    bool operator!=(const SurgSim::Graphics::VertexData& rhs) const
    {
        return !((*this) == rhs);
    }
};

SURGSIM_STATIC_REGISTRATION(Mesh);

class Mesh : public SurgSim::DataStructures::TriangleMesh<VertexData, SurgSim::DataStructures::EmptyData,
    SurgSim::DataStructures::EmptyData>
{
public:
    Mesh();

    typedef TriangleMesh<VertexData, DataStructures::EmptyData, DataStructures::EmptyData> BaseType;

    template <class V, class E, class T>
    explicit Mesh(const TriangleMesh<V, E, T>& other);

    Mesh(const Mesh& other);

    Mesh(Mesh&& other);

    Mesh& operator=(const Mesh& other);

    Mesh& operator=(Mesh&& other);

    void initialize(const std::vector<SurgSim::Math::Vector3d>& vertices,
                    const std::vector<SurgSim::Math::Vector4d>& colors,
                    const std::vector<SurgSim::Math::Vector2d>& textures,
                    const std::vector<size_t>& triangles);

    void dirty();

    size_t getUpdateCount() const;


protected:
    bool doLoad(const std::string& fileName) override;

    size_t m_updateCount;
};


}; // Graphics
}; // SurgSim

#include "SurgSim/Graphics/Mesh-inl.h"

#endif // SURGSIM_GRAPHICS_MESH_H