142 lines
3.3 KiB
C++
142 lines
3.3 KiB
C++
// Copyright (C) 2002-2007 Nikolaus Gebhardt
|
|
// This file is part of the "Irrlicht Engine".
|
|
// For conditions of distribution and use, see copyright notice in irrlicht.h
|
|
|
|
#ifndef __S_SHARED_MESH_BUFFER_H_INCLUDED__
|
|
#define __S_SHARED_MESH_BUFFER_H_INCLUDED__
|
|
|
|
#include "irrArray.h"
|
|
#include "IMeshBuffer.h"
|
|
|
|
namespace irr
|
|
{
|
|
namespace scene
|
|
{
|
|
//! Implementation of the IMeshBuffer interface with shared vertex list
|
|
struct SSharedMeshBuffer : public IMeshBuffer
|
|
{
|
|
//! constructor
|
|
SSharedMeshBuffer() : IMeshBuffer(), Vertices(0)
|
|
{
|
|
#ifdef _DEBUG
|
|
setDebugName("SSharedMeshBuffer");
|
|
#endif
|
|
}
|
|
|
|
SSharedMeshBuffer(core::array<video::S3DVertex> *vertices) : IMeshBuffer(), Vertices(vertices)
|
|
{
|
|
#ifdef _DEBUG
|
|
setDebugName("SSharedMeshBuffer");
|
|
#endif
|
|
}
|
|
|
|
//! destructor
|
|
virtual ~SSharedMeshBuffer() { }
|
|
|
|
//! returns the material of this meshbuffer
|
|
virtual const video::SMaterial& getMaterial() const
|
|
{
|
|
return Material;
|
|
}
|
|
|
|
//! returns the material of this meshbuffer
|
|
virtual video::SMaterial& getMaterial()
|
|
{
|
|
return Material;
|
|
}
|
|
|
|
//! returns pointer to vertices
|
|
virtual const void* getVertices() const
|
|
{
|
|
if (Vertices)
|
|
return Vertices->const_pointer();
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
//! returns pointer to vertices
|
|
virtual void* getVertices()
|
|
{
|
|
if (Vertices)
|
|
return Vertices->pointer();
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
//! returns amount of vertices
|
|
virtual u32 getVertexCount() const
|
|
{
|
|
if (Vertices)
|
|
return Vertices->size();
|
|
else
|
|
return 0;
|
|
}
|
|
|
|
//! returns pointer to Indices
|
|
virtual const u16* getIndices() const
|
|
{
|
|
return Indices.const_pointer();
|
|
}
|
|
|
|
//! returns pointer to Indices
|
|
virtual u16* getIndices()
|
|
{
|
|
return Indices.pointer();
|
|
}
|
|
|
|
//! returns amount of indices
|
|
virtual u32 getIndexCount() const
|
|
{
|
|
return Indices.size();
|
|
}
|
|
|
|
//! returns an axis aligned bounding box
|
|
virtual const core::aabbox3d<f32>& getBoundingBox() const
|
|
{
|
|
return BoundingBox;
|
|
}
|
|
|
|
//! set user axis aligned bounding box
|
|
virtual void setBoundingBox( const core::aabbox3df& box)
|
|
{
|
|
BoundingBox = box;
|
|
}
|
|
|
|
//! returns which type of vertex data is stored.
|
|
virtual video::E_VERTEX_TYPE getVertexType() const
|
|
{
|
|
return video::EVT_STANDARD;
|
|
}
|
|
|
|
//! recalculates the bounding box. should be called if the mesh changed.
|
|
virtual void recalculateBoundingBox()
|
|
{
|
|
if (!Vertices || Vertices->empty() || Indices.empty())
|
|
BoundingBox.reset(0,0,0);
|
|
else
|
|
{
|
|
BoundingBox.reset((*Vertices)[Indices[0]].Pos);
|
|
for (u32 i=1; i<Indices.size(); ++i)
|
|
BoundingBox.addInternalPoint((*Vertices)[Indices[i]].Pos);
|
|
}
|
|
}
|
|
|
|
//! append the vertices and indices to the current buffer
|
|
virtual void append(const void* const vertices, u32 numVertices, const u16* const indices, u32 numIndices) {}
|
|
|
|
//! append the meshbuffer to the current buffer
|
|
virtual void append(const IMeshBuffer* const other) {}
|
|
|
|
video::SMaterial Material; //! material of this meshBuffer
|
|
core::array<video::S3DVertex> *Vertices;//! Shared Array of vertices
|
|
core::array<u16> Indices; //! Array of Indices
|
|
core::aabbox3df BoundingBox; //! Bounding box
|
|
};
|
|
|
|
|
|
} // end namespace scene
|
|
} // end namespace irr
|
|
|
|
#endif
|
|
|