irrlicht/include/SSkinMeshBuffer.h

229 lines
5.3 KiB
C++

// Copyright (C) 2002-2006 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __I_SKIN_MESH_BUFFER_H_INCLUDED__
#define __I_SKIN_MESH_BUFFER_H_INCLUDED__
#include "IMeshBuffer.h"
#include "S3DVertex.h"
namespace irr
{
namespace scene
{
//! A mesh buffer able to choose between
//! S3DVertex2TCoords, S3DVertex and S3DVertexTangents at runtime
struct SSkinMeshBuffer : public IMeshBuffer
{
SSkinMeshBuffer(video::E_VERTEX_TYPE vt=video::EVT_STANDARD) : VertexType(vt)
{
#ifdef _DEBUG
setDebugName("SSkinMeshBuffer");
#endif
}
virtual ~SSkinMeshBuffer() {}
virtual const video::SMaterial& getMaterial() const
{
return Material;
}
virtual video::SMaterial& getMaterial()
{
return Material;
}
virtual video::S3DVertex *getVertex(u32 index)
{
switch (VertexType)
{
case video::EVT_2TCOORDS: return (video::S3DVertex*)&Vertices_2TCoords[index];
case video::EVT_TANGENTS: return (video::S3DVertex*)&Vertices_Tangents[index];
default: return &Vertices_Standard[index];
}
}
virtual const void* getVertices() const
{
switch (VertexType)
{
case video::EVT_2TCOORDS: return Vertices_2TCoords.const_pointer();
case video::EVT_TANGENTS: return Vertices_Tangents.const_pointer();
default: return Vertices_Standard.const_pointer();
}
}
virtual void* getVertices()
{
switch (VertexType)
{
case video::EVT_2TCOORDS: return Vertices_2TCoords.pointer();
case video::EVT_TANGENTS: return Vertices_Tangents.pointer();
default: return Vertices_Standard.pointer();
}
}
virtual u32 getVertexCount() const
{
switch (VertexType)
{
case video::EVT_2TCOORDS: return Vertices_2TCoords.size();
case video::EVT_TANGENTS: return Vertices_Tangents.size();
default: return Vertices_Standard.size();
}
}
virtual const u16* getIndices() const
{
return Indices.const_pointer();
}
virtual u16* getIndices()
{
return Indices.pointer();
}
virtual u32 getIndexCount() const
{
return Indices.size();
}
virtual const core::aabbox3d<f32>& getBoundingBox() const
{
return BoundingBox;
}
virtual void setBoundingBox( const core::aabbox3df& box)
{
BoundingBox = box;
}
virtual void recalculateBoundingBox()
{
switch (VertexType)
{
case video::EVT_STANDARD:
{
if (Vertices_Standard.empty())
BoundingBox.reset(0,0,0);
else
{
BoundingBox.reset(Vertices_Standard[0].Pos);
for (u32 i=1; i<Vertices_Standard.size(); ++i)
BoundingBox.addInternalPoint(Vertices_Standard[i].Pos);
}
break;
}
case video::EVT_2TCOORDS:
{
if (Vertices_2TCoords.empty())
BoundingBox.reset(0,0,0);
else
{
BoundingBox.reset(Vertices_2TCoords[0].Pos);
for (u32 i=1; i<Vertices_2TCoords.size(); ++i)
BoundingBox.addInternalPoint(Vertices_2TCoords[i].Pos);
}
break;
}
case video::EVT_TANGENTS:
{
if (Vertices_Tangents.empty())
BoundingBox.reset(0,0,0);
else
{
BoundingBox.reset(Vertices_Tangents[0].Pos);
for (u32 i=1; i<Vertices_Tangents.size(); ++i)
BoundingBox.addInternalPoint(Vertices_Tangents[i].Pos);
}
break;
}
}
}
virtual video::E_VERTEX_TYPE getVertexType() const
{
return VertexType;
}
virtual void MoveTo_2TCoords()
{
if (VertexType==video::EVT_STANDARD)
{
for(u32 n=0;n<Vertices_Standard.size();++n)
{
video::S3DVertex2TCoords Vertex;
Vertex.Color=Vertices_Standard[n].Color;
Vertex.Pos=Vertices_Standard[n].Pos;
Vertex.Normal=Vertices_Standard[n].Normal;
Vertex.TCoords=Vertices_Standard[n].TCoords;
Vertices_2TCoords.push_back(Vertex);
}
Vertices_Standard.clear();
VertexType=video::EVT_2TCOORDS;
}
}
virtual void MoveTo_Tangents()
{
if (VertexType==video::EVT_STANDARD)
{
for(u32 n=0;n<Vertices_Standard.size();++n)
{
video::S3DVertexTangents Vertex;
Vertex.Color=Vertices_Standard[n].Color;
Vertex.Pos=Vertices_Standard[n].Pos;
Vertex.Normal=Vertices_Standard[n].Normal;
Vertex.TCoords=Vertices_Standard[n].TCoords;
Vertices_Tangents.push_back(Vertex);
}
Vertices_Standard.clear();
VertexType=video::EVT_TANGENTS;
}
else if (VertexType==video::EVT_2TCOORDS)
{
for(u32 n=0;n<Vertices_2TCoords.size();++n)
{
video::S3DVertexTangents Vertex;
Vertex.Color=Vertices_2TCoords[n].Color;
Vertex.Pos=Vertices_2TCoords[n].Pos;
Vertex.Normal=Vertices_2TCoords[n].Normal;
Vertex.TCoords=Vertices_2TCoords[n].TCoords;
Vertices_Tangents.push_back(Vertex);
}
Vertices_2TCoords.clear();
VertexType=video::EVT_TANGENTS;
}
}
//! 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) {}
//ISkinnedMesh::SJoint *AttachedJoint;
core::matrix4 Transformation;
video::SMaterial Material;
video::E_VERTEX_TYPE VertexType;
core::array<video::S3DVertexTangents> Vertices_Tangents;
core::array<video::S3DVertex2TCoords> Vertices_2TCoords;
core::array<video::S3DVertex> Vertices_Standard;
core::array<u16> Indices;
core::aabbox3d<f32> BoundingBox;
};
} // end namespace scene
} // end namespace irr
#endif