A GLNode for drawing cylinders. The cylinder has unit radius and unit height and the bottom of the cylinder sits on the origin. The height is along the y-axis. More...

#include <shapes.h>

Inheritance diagram for Menge::SceneGraph::Cylinder:

Public Member Functions
	Cylinder ()
	Default constructor. Unit size and default shape color.

	Cylinder (float radius, float height)
	Size constructor. Sets the size of the cylinder to the specified radius and height and default shape color. More...

	Cylinder (float radius, float height, float r, float g, float b)
	Full constructor. Sets the size and color of the cylinder. More...

void	drawGL (bool select=false)
	The method for drawing the cylinder instance. More...

Public Member Functions inherited from Menge::SceneGraph::Shape
	Shape ()
	Default constructor.

	Shape (float r, float g, float b, GLenum s=GL_FILL)
	Constructor with color and drawing style. More...

void	setColor (const Vector3 &vec)
	Set the shape color from a vector. More...

void	setColor (float r, float g, float b)
	Set the shape color from three separate values. More...

void	setStyle (GLenum style)
	Set the shape's render style. More...

Public Member Functions inherited from Menge::SceneGraph::GLNode
	GLNode (GLDagNode *parent=0x0)
	Constructor. More...

virtual	~GLNode ()
	Virtual destructor.

void	setVisible (bool state)
	Sets the visible state of the node. More...

virtual void	newContext ()
	Allows the node to recreate any unique OpenGL objects based on the acquisition of a new OpenGL context. More...

GLDagNode *	getParent ()
	Returns a pointer to the node's parent (possibly NULL). More...

Public Member Functions inherited from Menge::SceneGraph::Selectable
	Selectable ()
	Constructor.

void	loadSelectName () const
	Performs the OpenGL task to make this object selectable.

unsigned int	getID () const
	Returns this object's globally unique selection id. More...

virtual void	dummy ()
	A dummy function that makes Selectable polymorphic. It enables the use of dynamic_cast. Otherwise, it is a no-op.

Static Public Member Functions
static void	drawCylinder (float radius, float height, float r, float g, float b, float a, GLenum style=GL_FILL)
	Draw a cylinder without access to an instance. More...

static void	init ()
	The initialization of the cylinder construction.

Static Public Member Functions inherited from Menge::SceneGraph::Selectable
static Selectable *	getSelectedObject ()
	Retrives a pointer to the currently selected node. More...

static unsigned int	getSelectedName ()
	Returns the "name" of the currently selected object. More...

static void	clearSelectedObject ()
	Clears the current selection.

static void	setSelectedObject (Selectable *obj)
	Forces an arbitrary selectable to be selected. More...

static void	selectStart ()
	The selection set up. More...

static bool	selectEnd ()
	The selection take down. More...

static unsigned int	nextSelectName ()
	Reports the next available selection name.

Static Protected Member Functions
static void	newGLContext ()
	Called when the context changes.

Protected Attributes
float	_radius
	The radius of the cylinder.

float	_height
	The height of the cylinder.

Protected Attributes inherited from Menge::SceneGraph::Shape
float	_r
	The red component of the shape's color.

float	_g
	The green component of the shape's color.

float	_b
	The blue component of the shape's color.

GLenum	_style
	The shape's OpenGL rendering style. Should be one of GL_FILL, GL_LINE, or GL_POINT.

Protected Attributes inherited from Menge::SceneGraph::GLNode
GLDagNode *	_parent
	The GLDagNode that serves as this node's parent.

bool	_visible
	The visibility state of this node. If visible (true) the node and its children will be drawn into the scene, if invisible (false) it will not be drawn.

Protected Attributes inherited from Menge::SceneGraph::Selectable
unsigned int	_id
	Globally unique OpenGL name for selection.

bool	_selected
	Reports if this node is selcted. More...

Static Protected Attributes
static bool	IS_REGISTERED = false
	Reports if the class has been registered with the context manager.

static int	GL_ID = 0
	The identifier for the display list for this primitive.

Additional Inherited Members
Protected Member Functions inherited from Menge::SceneGraph::GLNode
void	setParent (GLDagNode *p)
	Assigns this node to a parent GLDagNode. More...

Detailed Description

A GLNode for drawing cylinders. The cylinder has unit radius and unit height and the bottom of the cylinder sits on the origin. The height is along the y-axis.

Constructor & Destructor Documentation

Menge::SceneGraph::Cylinder::Cylinder	(	float	radius,
		float	height
	)

inline

Size constructor. Sets the size of the cylinder to the specified radius and height and default shape color.

Parameters

radius	The radius of the cylinder.
height	The height of the cylinder.

Menge::SceneGraph::Cylinder::Cylinder	(	float	radius,
		float	height,
		float	r,
		float	g,
		float	b
	)

inline

Full constructor. Sets the size and color of the cylinder.

Parameters

radius	The radius of the cylinder.
height	The height of the cylinder.
r	The red component of the color (in the range [0,1] ).
g	The green component of the color (in the range [0,1] ).
b	The blue component of the color (in the range [0,1] ).

Member Function Documentation

void Menge::SceneGraph::Cylinder::drawCylinder	(	float	radius,
		float	height,
		float	r,
		float	g,
		float	b,
		float	a,
		GLenum	style = `GL_FILL`
	)

static

Draw a cylinder without access to an instance.

Parameters

radius	The radius of the cylinder.
height	The height of the cylinder.
r	The red component of the color (in the range [0,1] ).
g	The green component of the color (in the range [0,1] ).
b	The blue component of the color (in the range [0,1] ).
a	The alpha component of the color (in the range [0,1] ).
style	The draw style of the shape - enumerations consistent with glPolygonMode are acceptable arguments.

void Menge::SceneGraph::Cylinder::drawGL ( bool select = false )

virtual

The method for drawing the cylinder instance.

Parameters

select Determines if the cylinder is being drawn in selection mode.

Implements Menge::SceneGraph::GLNode.

The documentation for this class was generated from the following files:

src/menge/MengeCore/SceneGraph/shapes.h
src/menge/MengeCore/SceneGraph/shapes.cpp

Public Member Functions

Static Public Member Functions

Static Protected Member Functions

Protected Attributes

Static Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation