ACG::SceneGraph::TrackballNode Class Reference

#include <ACG/Scenegraph/TrackballNode.hh>

Inheritance diagram for ACG::SceneGraph::TrackballNode:

Public Member Functions
	TrackballNode (BaseNode *_parent=0, const std::string &_name="<TrackballNode>")
	Default constructor.
	~TrackballNode ()
	Destructor.
	ACG_CLASSNAME (TrackballNode)
	Class name macro.
void	set_radius (double _r)
	Set trackball radius.
double	radius () const
	Get trackball radius.
virtual void	setIdentity ()
	override TransformNode::setIdentity() (update radius_)
void	set_draw_trackball (bool _b)
	Turn on/off drawing of the trackball.
bool	draw_trackball () const
	Is trackball-drawing on?
void	set_draw_axes (bool _b)
	Turn drawing the axes on/off.
bool	draw_axes () const
	Is axes-drawing on?
void	draw (GLState &_state, const DrawModes::DrawMode &_drawMode)
	Draw the trackball + axes (if enabled)
virtual void	mouseEvent (GLState &_state, QMouseEvent *_event)
	get mouse events
Public Member Functions inherited from ACG::SceneGraph::TransformNode
	TransformNode (BaseNode *_parent=0, const std::string &_name="<TransformNode>")
	Constructor.
virtual	~TransformNode ()
	Destructor.
	ACG_CLASSNAME (TransformNode)
	set name
void	enter (GLState &_state, const DrawModes::DrawMode &_drawmode)
	set current GL-color and GL-material
void	leave (GLState &_state, const DrawModes::DrawMode &_drawmode)
	restores original GL-color and GL-material
void	set_center (const Vec3d &_c)
	set center
const Vec3d &	center () const
	get center
void	loadIdentity ()
void	translate (const Vec3d &_v)
	Add a translation to the current Transformation.
void	setTranslation (const Vec3d &_v)
	translation setter
void	rotate (double _angle, const Vec3d &_axis)
void	setRotation (const Quaterniond &rotation)
	rotation setter
void	scale (double _s)
	Add scaling to the current Transformation.
void	scale (const Vec3d &_s)
	Add scaling to the current Transformation.
void	scale (const GLMatrixd &_m)
	Add scaling to the current Transformation.
const GLMatrixd &	matrix () const
	Returns a const reference to the current transformation matrix.
const GLMatrixd &	inverse_matrix () const
	return inverse matrix
void	rotation (Vec3d &_axis, double &_angle) const
	return rotation axis & angle
const GLMatrixd &	rotation () const
	return rotation matrix
const GLMatrixd &	inverse_rotation () const
	return inverse rotation matrix
const Vec3d &	translation () const
	returns ref. to translation vector
const GLMatrixd &	scale () const
	return scale matrix
const GLMatrixd &	inverse_scale () const
	return inverse scale matrix
bool	apply_transformation ()
void	apply_transformation (bool _applyTransformation)
bool	is2D ()
void	set2D (bool _2d)
bool	isPerSkeletonObject ()
void	setPerSkeletonObject (bool _is)
void	setPerSkeletonModelView (GLMatrixd _is)
void	ortho2DMode (GLState &_state)
void	perSkeletonMode (GLState &_state)
void	update2DOffset (ACG::Vec2d _offset)
void	scale2D (double _scale)
void	setImageDimensions (ACG::Vec2i _dim)
Public Member Functions inherited from ACG::SceneGraph::ACG::SceneGraph::BaseNode
	BaseNode (BaseNode *_parent=0, std::string _name="<unknown>")
	Default constructor.
	BaseNode (BaseNode *_parent, BaseNode *_child, std::string _name="<unknown>")
	Put this node between _parent and _child.
virtual	~BaseNode ()
	Destructor.
void	delete_subtree ()
	Delete the whole subtree of this node. More...
virtual const std::string &	className () const =0
	Return class name (implemented by the ACG_CLASSNAME macro)
virtual DrawModes::DrawMode	availableDrawModes () const
virtual void	boundingBox (Vec3d &, Vec3d &)
virtual void	enter (GLState &, const DrawModes::DrawMode &)
virtual void	enter (IRenderer *, GLState &_state, const DrawModes::DrawMode &_drawMode)
virtual void	draw (GLState &, const DrawModes::DrawMode &)
	Draw this node using the draw modes _drawMode. More...
virtual void	getRenderObjects (IRenderer *_renderer, GLState &_state, const DrawModes::DrawMode &_drawMode, const Material *_mat)
	Deferred draw call with shader based renderer. More...
virtual void	leave (GLState &, const DrawModes::DrawMode &)
virtual void	leave (IRenderer *, GLState &_state, const DrawModes::DrawMode &_drawMode)
virtual void	enterPick (GLState &_state, PickTarget _target, const DrawModes::DrawMode &_drawMode)
virtual void	pick (GLState &, PickTarget)
virtual void	leavePick (GLState &_state, PickTarget _target, const DrawModes::DrawMode &_drawMode)
void	enablePicking (bool _enable)
bool	pickingEnabled ()
virtual void	mouseEvent (GLState &, QMouseEvent *)
	Handle mouse event (some interaction, e.g. modeling)
void	setDirty (bool _dirty=true)
	mark node for redrawn
bool	isDirty () const
	Check if node should be redrawn.
ChildIter	childrenBegin ()
	Returns: begin-iterator of children.
ConstChildIter	childrenBegin () const
	Same but cont.
ChildIter	childrenEnd ()
	Returns: end-iterator of children.
ConstChildIter	childrenEnd () const
	Same but const.
ChildRIter	childrenRBegin ()
	Returns: reverse begin-iterator of children.
ConstChildRIter	childrenRBegin () const
	Same but const.
ChildRIter	childrenREnd ()
	Returns: reverse end-iterator of children.
ConstChildRIter	childrenREnd () const
	Same but const.
void	push_back (BaseNode *_node)
	Insert _node at the end of the list of children.
void	remove (ChildIter _pos)
size_t	nChildren () const
	number of children
ChildIter	find (BaseNode *_node)
BaseNode *	find (const std::string &_name)
BaseNode *	parent ()
	Get the nodes parent node.
const BaseNode *	parent () const
	Get the nodes parent node.
void	set_parent (BaseNode *_parent)
	Set the parent of this node. More...
StatusMode	status () const
	Get node's status.
void	set_status (StatusMode _s)
	Set the status of this node.
void	hide ()
	Hide Node: set status to HideNode.
void	show ()
	Show node: set status to Active.
bool	visible ()
	Is node visible (status == Active)?
bool	hidden ()
	Is node not visible (status != Active)?
std::string	name () const
	Returns: name of node (needs not be unique)
void	name (const std::string &_name)
	rename a node
unsigned int	id () const
DrawModes::DrawMode	drawMode () const
	Return the own draw modes of this node.
void	drawMode (DrawModes::DrawMode _drawMode)
unsigned int	traverseMode () const
	Return how the node should be traversed.
void	setTraverseMode (unsigned int _mode)
	Set traverse mode for node.
MultipassBitMask	multipassStatus () const
	Get the current multipass settings for the nodes status functions. More...
void	setMultipassStatus (const MultipassBitMask _passStatus)
	Set multipass settings for the nodes status functions. More...
void	multipassStatusSetActive (const unsigned int _i, bool _active)
	Set multipass status to traverse in a specific pass. More...
bool	multipassStatusActive (const unsigned int _i) const
	Get multipass status to traverse in a specific pass. More...
MultipassBitMask	multipassNode () const
	Get the current multipass settings for the node. More...
void	setMultipassNode (const MultipassBitMask _passNode)
	Set multipass settings for the node. More...
void	multipassNodeSetActive (const unsigned int _i, bool _active)
	Set Node status to traverse in a specific pass. More...
bool	multipassNodeActive (const unsigned int _i) const
	Get Node status to traverse in a specific pass. More...
void	setRenderObjectShaders (const std::string &_vertexShaderFile, const std::string &_geometryShaderFile, const std::string &_fragmentShaderFile, bool _relativePaths=true, DrawModes::DrawModePrimitive _primitiveType=DrawModes::PRIMITIVE_POLYGON)
	Set custom shaders. More...
void	setRenderObjectShaders (const std::string &_vertexShaderFile, const std::string &_tessControlShaderFile, const std::string &_tessEvalShaderFile, const std::string &_geometryShaderFile, const std::string &_fragmentShaderFile, bool _relativePaths=true, DrawModes::DrawModePrimitive _primitiveType=DrawModes::PRIMITIVE_POLYGON)
	Set custom shaders. More...
void	setRenderObjectUniformPool (const GLSL::UniformPool *_pool)
	Set uniforms for shader based rendering. More...
const GLSL::UniformPool *	getRenderObjectUniformPool ()
	Get uniforms for shader based rendering. More...
void	setRenderObjectTexture (int _samplerSlot, GLuint _texId, GLenum _texType=GL_TEXTURE_2D)
	Set textures for shader based rendering. More...
void	setRenderObjectModifier (RenderObjectModifier *_modifier)
	Set modifier for render objects. More...
RenderObjectModifier *	getRenderObjectModifier ()
	Get render-object modifier. More...
void	applyRenderObjectSettings (DrawModes::DrawModePrimitive _primitive, RenderObject *_obj) const
	Set shaders, textures and uniforms as provided by user to a render-object. More...

Private Member Functions
bool	mapToSphere (GLState &_state, const Vec2i &_v2, Vec3d &_v3)
	Map 2D-screen-coords to trackball.

Private Attributes
bool	drawTrackball_
bool	drawAxes_
double	radius_
Vec3d	xAxis_
Vec3d	yAxis_
Vec3d	zAxis_
Vec2i	oldPoint2D_

Additional Inherited Members
Public Types inherited from ACG::SceneGraph::ACG::SceneGraph::BaseNode
enum	StatusMode { Active = 0x1, HideNode = 0x2, HideChildren = 0x4, HideSubtree = 0x8 }
	Status modi. More...
enum	TraverseMode { NodeFirst = 0x1, ChildrenFirst = 0x2, SecondPass = 0x4 }
	Node traverse types. More...
typedef std::vector< BaseNode * >::const_iterator	ConstChildIter
	allows to iterate over children
typedef std::vector< BaseNode * >::iterator	ChildIter
	allows to iterate over children
typedef std::vector< BaseNode * >::const_reverse_iterator	ConstChildRIter
	allows to reverse iterate over children
typedef std::vector< BaseNode * >::reverse_iterator	ChildRIter
	allows to reverse iterate over children
enum	PASSES {   NOPASS = 0, ALLPASSES = 1 << 0, PASS_1 = 1 << 1, PASS_2 = 1 << 2,   PASS_3 = 1 << 3, PASS_4 = 1 << 4, PASS_5 = 1 << 5, PASS_6 = 1 << 6,   PASS_7 = 1 << 7, PASS_8 = 1 << 8 }
	This enum should be used to enable rendering of a node in different.
typedef unsigned int	MultipassBitMask
	Multipass pass bit mask type.
Public Attributes inherited from ACG::SceneGraph::TransformNode
bool	is2DObject_
bool	isPerSkeletonObject_
GLMatrixd	perSkeletonModelView_
double	scaleFactor2D_
ACG::Vec2i	imageDimensions_
ACG::Vec2d	offset_

Detailed Description

Use a virtual trackball to rotate, translate and scale the children of this node. If you want to do translations use the ManipulatorNode.

See also

ACG::SceneGraph::ManipulatorNode

Definition at line 96 of file TrackballNode.hh.

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

• OpenFlipper/libs_required/ACG/Scenegraph/TrackballNode.hh
• OpenFlipper/libs_required/ACG/Scenegraph/TrackballNode.cc