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// Copyright (C) 2002-2012 Nikolaus Gebhardt
// This file is part of the "Irrlicht Engine".
// For conditions of distribution and use, see copyright notice in irrlicht.h
#ifndef __C_BILLBOARD_SCENE_NODE_H_INCLUDED__
#define __C_BILLBOARD_SCENE_NODE_H_INCLUDED__
#include "IBillboardSceneNode.h"
#include "S3DVertex.h"
namespace irr
{
namespace scene
{
//! Scene node which is a billboard. A billboard is like a 3d sprite: A 2d element,
//! which always looks to the camera.
class CBillboardSceneNode : virtual public IBillboardSceneNode
{
public:
//! constructor
CBillboardSceneNode(ISceneNode* parent, ISceneManager* mgr, s32 id,
const core::vector3df& position, const core::dimension2d<f32>& size,
video::SColor colorTop=video::SColor(0xFFFFFFFF),
video::SColor colorBottom=video::SColor(0xFFFFFFFF));
//! pre render event
virtual void OnRegisterSceneNode();
//! render
virtual void render();
//! returns the axis aligned bounding box of this node
virtual const core::aabbox3d<f32>& getBoundingBox() const;
//! sets the size of the billboard
virtual void setSize(const core::dimension2d<f32>& size);
//! Sets the widths of the top and bottom edges of the billboard independently.
virtual void setSize(f32 height, f32 bottomEdgeWidth, f32 topEdgeWidth);
//! gets the size of the billboard
virtual const core::dimension2d<f32>& getSize() const;
//! Gets the widths of the top and bottom edges of the billboard.
virtual void getSize(f32& height, f32& bottomEdgeWidth, f32& topEdgeWidth) const;
virtual video::SMaterial& getMaterial(u32 i);
//! returns amount of materials used by this scene node.
virtual u32 getMaterialCount() const;
//! Set the color of all vertices of the billboard
//! \param overallColor: the color to set
virtual void setColor(const video::SColor& overallColor);
//! Set the color of the top and bottom vertices of the billboard
//! \param topColor: the color to set the top vertices
//! \param bottomColor: the color to set the bottom vertices
virtual void setColor(const video::SColor& topColor,
const video::SColor& bottomColor);
//! Gets the color of the top and bottom vertices of the billboard
//! \param[out] topColor: stores the color of the top vertices
//! \param[out] bottomColor: stores the color of the bottom vertices
virtual void getColor(video::SColor& topColor,
video::SColor& bottomColor) const;
//! Writes attributes of the scene node.
virtual void serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options=0) const;
//! Reads attributes of the scene node.
virtual void deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options=0);
//! Returns type of the scene node
virtual ESCENE_NODE_TYPE getType() const { return ESNT_BILLBOARD; }
//! Creates a clone of this scene node and its children.
virtual ISceneNode* clone(ISceneNode* newParent=0, ISceneManager* newManager=0);
private:
//! Size.Width is the bottom edge width
core::dimension2d<f32> Size;
f32 TopEdgeWidth;
core::aabbox3d<f32> BBox;
video::SMaterial Material;
video::S3DVertex vertices[4];
u16 indices[6];
};
} // end namespace scene
} // end namespace irr
#endif
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