SAnimatedMesh.h

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// Copyright (C) 2002-2011 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h

#ifndef __S_ANIMATED_MESH_H_INCLUDED__
#define __S_ANIMATED_MESH_H_INCLUDED__

#include "IAnimatedMesh.h"
#include "IMesh.h"
#include "aabbox3d.h"
#include "irrArray.h"

namespace irr
{
namespace scene
{

        struct SAnimatedMesh : public IAnimatedMesh
        {
                SAnimatedMesh(scene::IMesh* mesh=0, scene::E_ANIMATED_MESH_TYPE type=scene::EAMT_UNKNOWN) : IAnimatedMesh(), Type(type)
                {
                        #ifdef _DEBUG
                        setDebugName("SAnimatedMesh");
                        #endif
                        addMesh(mesh);
                        recalculateBoundingBox();
                }


                virtual ~SAnimatedMesh()
                {
                        // drop meshes
                        for (u32 i=0; i<Meshes.size(); ++i)
                                Meshes[i]->drop();
                }



                virtual u32 getFrameCount() const
                {
                        return Meshes.size();
                }



                virtual IMesh* getMesh(s32 frame, s32 detailLevel, s32 startFrameLoop=-1, s32 endFrameLoop=-1)
                {
                        if (Meshes.empty())
                                return 0;

                        return Meshes[frame];
                }


                void addMesh(IMesh* mesh)
                {
                        if (mesh)
                        {
                                mesh->grab();
                                Meshes.push_back(mesh);
                        }
                }



                virtual const core::aabbox3d<f32>& getBoundingBox() const
                {
                        return Box;
                }


                virtual void setBoundingBox(const core::aabbox3df& box)
                {
                        Box = box;
                }

                void recalculateBoundingBox()
                {
                        Box.reset(0,0,0);

                        if (Meshes.empty())
                                return;

                        Box = Meshes[0]->getBoundingBox();

                        for (u32 i=1; i<Meshes.size(); ++i)
                                Box.addInternalBox(Meshes[i]->getBoundingBox());
                }


                virtual E_ANIMATED_MESH_TYPE getMeshType() const
                {
                        return Type;
                }


                virtual u32 getMeshBufferCount() const
                {
                        if (Meshes.empty())
                                return 0;

                        return Meshes[0]->getMeshBufferCount();
                }


                virtual IMeshBuffer* getMeshBuffer(u32 nr) const
                {
                        if (Meshes.empty())
                                return 0;

                        return Meshes[0]->getMeshBuffer(nr);
                }



                virtual IMeshBuffer* getMeshBuffer( const video::SMaterial &material) const
                {
                        if (Meshes.empty())
                                return 0;

                        return Meshes[0]->getMeshBuffer(material);
                }


                virtual void setMaterialFlag(video::E_MATERIAL_FLAG flag, bool newvalue)
                {
                        for (u32 i=0; i<Meshes.size(); ++i)
                                Meshes[i]->setMaterialFlag(flag, newvalue);
                }

                virtual void setHardwareMappingHint( E_HARDWARE_MAPPING newMappingHint, E_BUFFER_TYPE buffer=EBT_VERTEX_AND_INDEX )
                {
                        for (u32 i=0; i<Meshes.size(); ++i)
                                Meshes[i]->setHardwareMappingHint(newMappingHint, buffer);
                }

                virtual void setDirty(E_BUFFER_TYPE buffer=EBT_VERTEX_AND_INDEX)
                {
                        for (u32 i=0; i<Meshes.size(); ++i)
                                Meshes[i]->setDirty(buffer);
                }

                core::array<IMesh*> Meshes;

                core::aabbox3d<f32> Box;

                E_ANIMATED_MESH_TYPE Type;
        };


} // end namespace scene
} // end namespace irr

#endif