minetest/src/MyBillboardSceneNode.h

78 lines
2.3 KiB
C++

// Copyright (C) 2002-2010 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 MyBillboardSceneNode : virtual public IBillboardSceneNode
{
public:
//! constructor
MyBillboardSceneNode(ISceneNode* parent, ISceneManager* mgr, s32 id,
const core::vector3df& position, const core::dimension2d<f32>& size);
//! 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);
//! gets the size of the billboard
virtual const core::dimension2d<f32>& getSize() 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;
virtual void setTCoords(u32 i, core::vector2d<f32> c);
private:
core::dimension2d<f32> Size;
core::aabbox3d<f32> BBox;
video::SMaterial Material;
video::S3DVertex vertices[4];
u16 indices[6];
};
} // end namespace scene
} // end namespace irr
#endif