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// Copyright (C) 2008-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __I_DYNAMIC_MESH_BUFFER_H_INCLUDED__
#define __I_DYNAMIC_MESH_BUFFER_H_INCLUDED__
#include "IMeshBuffer.h"
#include "IVertexBuffer.h"
#include "IIndexBuffer.h"
namespace irr
{
namespace scene
{
/** a dynamic meshBuffer */
class IDynamicMeshBuffer : public IMeshBuffer
{
public:
virtual IVertexBuffer &getVertexBuffer() const =0;
virtual IIndexBuffer &getIndexBuffer() const =0;
virtual void setVertexBuffer(IVertexBuffer *vertexBuffer) =0;
virtual void setIndexBuffer(IIndexBuffer *indexBuffer) =0;
//! Get the material of this meshbuffer
/** \return Material of this buffer. */
virtual video::SMaterial& getMaterial() =0;
//! Get the material of this meshbuffer
/** \return Material of this buffer. */
virtual const video::SMaterial& getMaterial() const =0;
//! Get the axis aligned bounding box of this meshbuffer.
/** \return Axis aligned bounding box of this buffer. */
virtual const core::aabbox3df& getBoundingBox() const =0;
//! Set axis aligned bounding box
/** \param box User defined axis aligned bounding box to use
for this buffer. */
virtual void setBoundingBox(const core::aabbox3df& box) =0;
//! Recalculates the bounding box. Should be called if the mesh changed.
virtual void recalculateBoundingBox() =0;
//! Append the vertices and indices to the current buffer
/** Only works for compatible vertex types.
\param vertices Pointer to a vertex array.
\param numVertices Number of vertices in the array.
\param indices Pointer to index array.
\param numIndices Number of indices in array. */
virtual void append(const void* const vertices, u32 numVertices, const u16* const indices, u32 numIndices)
{
}
//! Append the meshbuffer to the current buffer
/** Only works for compatible vertex types
\param other Buffer to append to this one. */
virtual void append(const IMeshBuffer* const other)
{
}
// ------------------- To be removed? ------------------- //
//! get the current hardware mapping hint
virtual E_HARDWARE_MAPPING getHardwareMappingHint_Vertex() const
{
return getVertexBuffer().getHardwareMappingHint();
}
//! get the current hardware mapping hint
virtual E_HARDWARE_MAPPING getHardwareMappingHint_Index() const
{
return getIndexBuffer().getHardwareMappingHint();
}
//! set the hardware mapping hint, for driver
virtual void setHardwareMappingHint( E_HARDWARE_MAPPING NewMappingHint, E_BUFFER_TYPE Buffer=EBT_VERTEX_AND_INDEX )
{
if (Buffer==EBT_VERTEX_AND_INDEX || Buffer==EBT_VERTEX)
getVertexBuffer().setHardwareMappingHint(NewMappingHint);
if (Buffer==EBT_VERTEX_AND_INDEX || Buffer==EBT_INDEX)
getIndexBuffer().setHardwareMappingHint(NewMappingHint);
}
//! flags the mesh as changed, reloads hardware buffers
virtual void setDirty(E_BUFFER_TYPE Buffer=EBT_VERTEX_AND_INDEX)
{
if (Buffer==EBT_VERTEX_AND_INDEX || Buffer==EBT_VERTEX)
getVertexBuffer().setDirty();
if (Buffer==EBT_VERTEX_AND_INDEX || Buffer==EBT_INDEX)
getIndexBuffer().setDirty();
}
virtual u32 getChangedID_Vertex() const
{
return getVertexBuffer().getChangedID();
}
virtual u32 getChangedID_Index() const
{
return getIndexBuffer().getChangedID();
}
// ------------------- Old interface ------------------- //
//! Get type of vertex data which is stored in this meshbuffer.
/** \return Vertex type of this buffer. */
virtual video::E_VERTEX_TYPE getVertexType() const
{
return getVertexBuffer().getType();
}
//! Get access to vertex data. The data is an array of vertices.
/** Which vertex type is used can be determined by getVertexType().
\return Pointer to array of vertices. */
virtual const void* getVertices() const
{
return getVertexBuffer().getData();
}
//! Get access to vertex data. The data is an array of vertices.
/** Which vertex type is used can be determined by getVertexType().
\return Pointer to array of vertices. */
virtual void* getVertices()
{
return getVertexBuffer().getData();
}
//! Get amount of vertices in meshbuffer.
/** \return Number of vertices in this buffer. */
virtual u32 getVertexCount() const
{
return getVertexBuffer().size();
}
//! Get type of index data which is stored in this meshbuffer.
/** \return Index type of this buffer. */
virtual video::E_INDEX_TYPE getIndexType() const
{
return getIndexBuffer().getType();
}
//! Get access to Indices.
/** \return Pointer to indices array. */
virtual const u16* getIndices() const
{
return (u16*)getIndexBuffer().getData();
}
//! Get access to Indices.
/** \return Pointer to indices array. */
virtual u16* getIndices()
{
return (u16*)getIndexBuffer().getData();
}
//! Get amount of indices in this meshbuffer.
/** \return Number of indices in this buffer. */
virtual u32 getIndexCount() const
{
return getIndexBuffer().size();
}
//! returns position of vertex i
virtual const core::vector3df& getPosition(u32 i) const
{
return getVertexBuffer()[i].Pos;
}
//! returns position of vertex i
virtual core::vector3df& getPosition(u32 i)
{
return getVertexBuffer()[i].Pos;
}
//! returns texture coords of vertex i
virtual const core::vector2df& getTCoords(u32 i) const
{
return getVertexBuffer()[i].TCoords;
}
//! returns texture coords of vertex i
virtual core::vector2df& getTCoords(u32 i)
{
return getVertexBuffer()[i].TCoords;
}
//! returns normal of vertex i
virtual const core::vector3df& getNormal(u32 i) const
{
return getVertexBuffer()[i].Normal;
}
//! returns normal of vertex i
virtual core::vector3df& getNormal(u32 i)
{
return getVertexBuffer()[i].Normal;
}
};
} // end namespace scene
} // end namespace irr
#endif
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