/**

 Copyright (c) 2010-2014  hkrn

 All rights reserved.

 Redistribution and use in source and binary forms, with or
 without modification, are permitted provided that the following
 conditions are met:

 - Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.
 - Redistributions in binary form must reproduce the above
   copyright notice, this list of conditions and the following
   disclaimer in the documentation and/or other materials provided
   with the distribution.
 - Neither the name of the MMDAI project team nor the names of
   its contributors may be used to endorse or promote products
   derived from this software without specific prior written
   permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
 CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
 INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 POSSIBILITY OF SUCH DAMAGE.

*/

#ifndef VPVL2_PMD2_VERTEX_H_
#define VPVL2_PMD2_VERTEX_H_

#include "vpvl2/Common.h"
#include "vpvl2/IMorph.h"
#include "vpvl2/IVertex.h"
#include "vpvl2/pmd2/Model.h"

namespace vpvl2
{
namespace VPVL2_VERSION_NS
{

class IEncoding;
class IString;

namespace pmd2
{

class Bone;

class VPVL2_API Vertex VPVL2_DECL_FINAL : public IVertex
{
public:
    static const int kMaxBones;

    Vertex(Model *parentModelRef);
    ~Vertex();

    IModel *parentModelRef() const;
    Vector3 origin() const;
    Vector3 normal() const;
    Vector3 textureCoord() const;
    Vector4 uv(int index) const;
    Vector4 originUV(int index) const;
    Vector4 morphUV(int index) const;
    Vector3 delta() const;
    Vector3 sdefC() const;
    Vector3 sdefR0() const;
    Vector3 sdefR1() const;
    Type type() const;
    EdgeSizePrecision edgeSize() const;
    WeightPrecision weight(int index) const;
    IBone *boneRef(int index) const;
    IMaterial *materialRef() const;
    int index() const;
    void setOrigin(const Vector3 &value);
    void setNormal(const Vector3 &value);
    void setTextureCoord(const Vector3 &value);
    void setSdefC(const Vector3 &value);
    void setSdefR0(const Vector3 &value);
    void setSdefR1(const Vector3 &value);
    void setOriginUV(int index, const Vector4 &value);
    void setMorphUV(int index, const Vector4 &value);
    void setType(Type value);
    void setEdgeSize(const EdgeSizePrecision &value);
    void setWeight(int index, const WeightPrecision &weight);
    void setBoneRef(int index, IBone *value);
    void setMaterialRef(IMaterial *value);
    void setIndex(int value);

    static bool preparse(uint8 *&ptr, vsize &rest, Model::DataInfo &info);
    static bool loadVertices(const Array<Vertex *> &vertices, const Array<Bone *> &bones);
    static void writeVertices(const Array<Vertex *> &vertices, const Model::DataInfo &info, uint8 *&data);
    static vsize estimateTotalSize(const Array<Vertex *> &vertices, const Model::DataInfo &info);

    void read(const uint8 *data, const Model::DataInfo &info, vsize &size);
    vsize estimateSize(const Model::DataInfo &info) const;
    void write(uint8 *&data, const Model::DataInfo &info) const;
    void performSkinning(Vector3 &position, Vector3 &normal) const;
    void reset();
    void mergeMorph(const Vector3 &value, const IMorph::WeightPrecision &weight);

private:
    struct PrivateContext;
    PrivateContext *m_context;

    VPVL2_DISABLE_COPY_AND_ASSIGN(Vertex)
};

} /* namespace pmd2 */
} /* namespace VPVL2_VERSION_NS */
} /* namespace vpvl2 */

#endif
