Hoops Visualize HPS  version 2018-SP2
Hoops Visualize HPS 3D Rendering Engine
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HPS::CurveAttributeKit Class Reference

The HPS::CurveAttributeKit class is a user space object, useful for carrying a group attribute settings. More...

#include <hps.h>

Inheritance diagram for HPS::CurveAttributeKit:
Collaboration diagram for HPS::CurveAttributeKit:

Public Member Functions

 CurveAttributeKit ()
 Initializes an empty kit. More...
 
 CurveAttributeKit (CurveAttributeKit const &in_kit)
 The copy constructor creates a new CurveAttributeKit object that contains the same settings as the source object. More...
 
 CurveAttributeKit (CurveAttributeKit &&in_that)
 The move constructor creates a CurveAttributeKit by transferring the underlying impl of the rvalue reference to this CurveAttributeKit thereby avoiding a copy and allocation. More...
 
CurveAttributeKitoperator= (CurveAttributeKit &&in_that)
 The move assignment operator transfers the underlying impl of the rvalue reference to this CurveAttributeKit thereby avoiding a copy. More...
 
virtual ~CurveAttributeKit ()
 Destroy this kit. More...
 
HPS::Type ObjectType () const
 
void Set (CurveAttributeKit const &in_kit)
 Copies all settings from the source CurveAttributeKit into this object. More...
 
void Show (CurveAttributeKit &out_kit) const
 Copies all settings from this CurveAttributeKit into the given CurveAttributeKit. More...
 
CurveAttributeKitoperator= (CurveAttributeKit const &in_kit)
 Copies the source CurveAttributeKit into this object. More...
 
bool Empty () const
 Indicates whether this object has any values set on it. More...
 
bool Equals (CurveAttributeKit const &in_kit) const
 Check if the source CurveAttributeKit is equivalent to this object. More...
 
bool operator== (CurveAttributeKit const &in_kit) const
 Check if the source CurveAttributeKit is equivalent to this object. More...
 
bool operator!= (CurveAttributeKit const &in_kit) const
 Check if the source CurveAttributeKit is not equivalent to this object. More...
 
CurveAttributeKitSetBudget (size_t in_budget)
 
CurveAttributeKitSetContinuedBudget (bool in_state, size_t in_budget=0)
 Sets the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one. More...
 
CurveAttributeKitSetContinuedBudget (size_t in_budget)
 Sets the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one. More...
 
CurveAttributeKitSetViewDependent (bool in_state)
 Sets whether curves should be rendered in a view-dependent or view-independent manner. More...
 
CurveAttributeKitSetMaximumDeviation (float in_deviation)
 Sets the distance in object space from the parametric definition of the curve to its tessellated counterpart. More...
 
CurveAttributeKitSetMaximumAngle (float in_degrees)
 Sets the largest angle allowed, in degrees, between adjacent line segments in the tessellated representation. More...
 
CurveAttributeKitSetMaximumLength (float in_length)
 Sets the largest allowable length, in the curve's normalized [0,1] parametric space, of any line segment. More...
 
CurveAttributeKitUnsetBudget ()
 Removes the budget setting. More...
 
CurveAttributeKitUnsetContinuedBudget ()
 Removes the continued budget setting. More...
 
CurveAttributeKitUnsetViewDependent ()
 Removes the view-dependent setting. More...
 
CurveAttributeKitUnsetMaximumDeviation ()
 Removes the maximum deviation setting. More...
 
CurveAttributeKitUnsetMaximumAngle ()
 Removes the maximum angle setting. More...
 
CurveAttributeKitUnsetMaximumLength ()
 Removes the maximum length setting. More...
 
CurveAttributeKitUnsetEverything ()
 Removes all settings from this object. More...
 
bool ShowBudget (size_t &out_budget) const
 Shows the upper boundary of the number of vertices that will be allowed in the tessellation of curves, regardless of view settings. More...
 
bool ShowContinuedBudget (bool &out_state, size_t &out_budget) const
 Shows the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one. More...
 
bool ShowViewDependent (bool &out_state) const
 Shows whether curves should be rendered in a view-dependent or view-independent manner. More...
 
bool ShowMaximumDeviation (float &out_deviation) const
 Shows the distance in object space from the parametric definition of the curve to its tessellated counterpart. More...
 
bool ShowMaximumAngle (float &out_degrees) const
 Shows the largest angle allowed, in degrees, between adjacent line segments in the tessellated representation. More...
 
bool ShowMaximumLength (float &out_length) const
 Shows the largest allowable length, in the curve's normalized [0,1] parametric space, of any line segment. More...
 
virtual HPS::Type Type () const
 This function returns the true type of the underlying object. More...
 
virtual void Reset ()
 Resets this object to its initial, uninitialized state. More...
 
bool HasType (HPS::Type in_mask) const
 This function indicates whether this Object has the given Type mask. More...
 
intptr_t GetClassID () const
 Returns a unique identifier that is shared by all objects of the same class. More...
 
intptr_t GetInstanceID () const
 Returns an identifier that can be used to identify which instance of a class an object is. More...
 

Static Public Member Functions

static CurveAttributeKit GetDefault ()
 Creates a CurveAttributeKit which contains the default settings. More...
 
template<typename T >
static intptr_t ClassID ()
 Unique identifier for this class. More...
 

Static Public Attributes

static const HPS::Type staticType = HPS::Type::CurveAttributeKit
 

Detailed Description

The HPS::CurveAttributeKit class is a user space object, useful for carrying a group attribute settings.

Calling HPS::CurveAttributeKit::GetDefault() will return a kit with values found in this table.

Constructor & Destructor Documentation

◆ CurveAttributeKit() [1/3]

HPS::CurveAttributeKit::CurveAttributeKit ( )

Initializes an empty kit.

◆ CurveAttributeKit() [2/3]

HPS::CurveAttributeKit::CurveAttributeKit ( CurveAttributeKit const &  in_kit)

The copy constructor creates a new CurveAttributeKit object that contains the same settings as the source object.

Parameters
in_kitThe source object to copy.

◆ CurveAttributeKit() [3/3]

HPS::CurveAttributeKit::CurveAttributeKit ( CurveAttributeKit &&  in_that)

The move constructor creates a CurveAttributeKit by transferring the underlying impl of the rvalue reference to this CurveAttributeKit thereby avoiding a copy and allocation.

Parameters
in_thatAn rvalue reference to a CurveAttributeKit to take the impl from.

◆ ~CurveAttributeKit()

virtual HPS::CurveAttributeKit::~CurveAttributeKit ( )
virtual

Destroy this kit.

Member Function Documentation

◆ ClassID()

template<typename T >
static intptr_t HPS::Object::ClassID ( )
inlinestaticinherited

Unique identifier for this class.

Note: this method uses construction of static objects. If used in a constructor, it should be used in the body not the initializer list.

◆ Empty()

bool HPS::CurveAttributeKit::Empty ( ) const
virtual

Indicates whether this object has any values set on it.

Returns
true if no values are set on this object, false otherwise.

Reimplemented from HPS::Object.

◆ Equals()

bool HPS::CurveAttributeKit::Equals ( CurveAttributeKit const &  in_kit) const

Check if the source CurveAttributeKit is equivalent to this object.

Parameters
in_kitThe source CurveAttributeKit to compare to this object.
Returns
true if the objects are equivalent, false otherwise.

◆ GetClassID()

intptr_t HPS::Object::GetClassID ( ) const
inherited

Returns a unique identifier that is shared by all objects of the same class.

Returns
A unique value shared by all objects of the same class.

◆ GetDefault()

static CurveAttributeKit HPS::CurveAttributeKit::GetDefault ( )
static

Creates a CurveAttributeKit which contains the default settings.

The returned object will not necessarily have values set for every option, but it will have settings for those options where it is reasonable to have a default.

Returns
A CurveAttributeKit with the default settings.

◆ GetInstanceID()

intptr_t HPS::Object::GetInstanceID ( ) const
inherited

Returns an identifier that can be used to identify which instance of a class an object is.

Different keys and controls will return the same value if they are backed by the same database resource.

Returns
A value unique to an instance of an object and all objects that are backed by the same database resource.

◆ HasType()

bool HPS::Object::HasType ( HPS::Type  in_mask) const
inherited

This function indicates whether this Object has the given Type mask.

Parameters
in_maskThe Type mask to check against this Object.
Returns
true if this Object has the given Type mask, false otherwise.

◆ ObjectType()

HPS::Type HPS::CurveAttributeKit::ObjectType ( ) const
inlinevirtual

Reimplemented from HPS::Kit.

Here is the call graph for this function:

◆ operator!=()

bool HPS::CurveAttributeKit::operator!= ( CurveAttributeKit const &  in_kit) const

Check if the source CurveAttributeKit is not equivalent to this object.

Parameters
in_kitThe source CurveAttributeKit to compare to this object.
Returns
true if the objects are not equivalent, false otherwise.

◆ operator=() [1/2]

CurveAttributeKit& HPS::CurveAttributeKit::operator= ( CurveAttributeKit &&  in_that)

The move assignment operator transfers the underlying impl of the rvalue reference to this CurveAttributeKit thereby avoiding a copy.

Parameters
in_thatAn rvalue reference to a CurveAttributeKit to take the impl from.
Returns
A reference to this CurveAttributeKit.

◆ operator=() [2/2]

CurveAttributeKit& HPS::CurveAttributeKit::operator= ( CurveAttributeKit const &  in_kit)

Copies the source CurveAttributeKit into this object.

Parameters
in_kitThe source CurveAttributeKit to copy.
Returns
A reference to this object.

◆ operator==()

bool HPS::CurveAttributeKit::operator== ( CurveAttributeKit const &  in_kit) const

Check if the source CurveAttributeKit is equivalent to this object.

Parameters
in_kitThe source CurveAttributeKit to compare to this object.
Returns
true if the objects are equivalent, false otherwise.

◆ Reset()

◆ Set()

void HPS::CurveAttributeKit::Set ( CurveAttributeKit const &  in_kit)

Copies all settings from the source CurveAttributeKit into this object.

Parameters
in_kitThe source CurveAttributeKit to copy.

◆ SetBudget()

CurveAttributeKit& HPS::CurveAttributeKit::SetBudget ( size_t  in_budget)

◆ SetContinuedBudget() [1/2]

CurveAttributeKit& HPS::CurveAttributeKit::SetContinuedBudget ( bool  in_state,
size_t  in_budget = 0 
)

Sets the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one.

A curve with a number of control points equal to the degree plus one will have a number of vertices equal to the budget. Curves with more control points than that number will have additional vertices equal to the continued budget for each extra control point.

Parameters
in_stateWhether the continued budget will be used at all.
in_budgetThe number of additional vertices that will be allocated to the overall curve.
Returns
A reference to this object.

◆ SetContinuedBudget() [2/2]

CurveAttributeKit& HPS::CurveAttributeKit::SetContinuedBudget ( size_t  in_budget)

Sets the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one.

A curve with a number of control points equal to the degree plus one will have a number of vertices equal to the budget. Curves with more control points than that number will have additional vertices equal to the continued budget for each extra control point. The state is implicitly on.

Parameters
in_budgetThe number of additional vertices that will be allocated to the overall curve.
Returns
A reference to this object.

◆ SetMaximumAngle()

CurveAttributeKit& HPS::CurveAttributeKit::SetMaximumAngle ( float  in_degrees)

Sets the largest angle allowed, in degrees, between adjacent line segments in the tessellated representation.

Applies to view-independent curves only.

Parameters
in_degreesThe largest angle allowed between adjacent line segments.
Returns
A reference to this object.

◆ SetMaximumDeviation()

CurveAttributeKit& HPS::CurveAttributeKit::SetMaximumDeviation ( float  in_deviation)

Sets the distance in object space from the parametric definition of the curve to its tessellated counterpart.

Parameters
in_deviationThe distance in object space from the parametric definition.
Returns
A reference to this object.

◆ SetMaximumLength()

CurveAttributeKit& HPS::CurveAttributeKit::SetMaximumLength ( float  in_length)

Sets the largest allowable length, in the curve's normalized [0,1] parametric space, of any line segment.

Applies to view-independent curves only.

Parameters
in_lengthThe largest allowable length of any line segment.
Returns
A reference to this object.

◆ SetViewDependent()

CurveAttributeKit& HPS::CurveAttributeKit::SetViewDependent ( bool  in_state)

Sets whether curves should be rendered in a view-dependent or view-independent manner.

The tessellation of view-dependent curves is adjusted to maintain a smooth curve with the current camera setting. View-independent curves are statically tessellated based on the curve attribute settings. View-independent is less computationally intensive but can result in curves that do not look smooth with certain camera settings.

Parameters
in_stateWhether curves should be rendered in a view-dependent manner.
Returns
A reference to this object.

◆ Show()

void HPS::CurveAttributeKit::Show ( CurveAttributeKit out_kit) const

Copies all settings from this CurveAttributeKit into the given CurveAttributeKit.

Parameters
out_kitThe CurveAttributeKit to populate with the contents of this object.

◆ ShowBudget()

bool HPS::CurveAttributeKit::ShowBudget ( size_t &  out_budget) const

Shows the upper boundary of the number of vertices that will be allowed in the tessellation of curves, regardless of view settings.

Parameters
out_budgetThe number of vertices that will be allowed in the tessellation of curves.
Returns
true if the setting is valid, false otherwise.

◆ ShowContinuedBudget()

bool HPS::CurveAttributeKit::ShowContinuedBudget ( bool &  out_state,
size_t &  out_budget 
) const

Shows the number of additional vertices will be allocated to the overall curve for each control point beyond the degree of the curve plus one.

Parameters
out_stateWhether the continued budget will be used at all.
out_budgetThe number of additional vertices that will be allocated to the overall curve.
Returns
true if the setting is valid, false otherwise.

◆ ShowMaximumAngle()

bool HPS::CurveAttributeKit::ShowMaximumAngle ( float &  out_degrees) const

Shows the largest angle allowed, in degrees, between adjacent line segments in the tessellated representation.

Applies to view-independent curves only.

Parameters
out_degreesThe largest angle allowed between adjacent line segments.
Returns
true if the setting is valid, false otherwise.

◆ ShowMaximumDeviation()

bool HPS::CurveAttributeKit::ShowMaximumDeviation ( float &  out_deviation) const

Shows the distance in object space from the parametric definition of the curve to its tessellated counterpart.

Applies to view-independent curves only.

Parameters
out_deviationThe distance in object space from the parametric definition.
Returns
true if the setting is valid, false otherwise.

◆ ShowMaximumLength()

bool HPS::CurveAttributeKit::ShowMaximumLength ( float &  out_length) const

Shows the largest allowable length, in the curve's normalized [0,1] parametric space, of any line segment.

Applies to view-independent curves only.

Parameters
out_lengthThe largest allowable length of any line segment.
Returns
true if the setting is valid, false otherwise.

◆ ShowViewDependent()

bool HPS::CurveAttributeKit::ShowViewDependent ( bool &  out_state) const

Shows whether curves should be rendered in a view-dependent or view-independent manner.

Parameters
out_stateWhether curves should be rendered in a view-dependent manner.
Returns
true if the setting is valid, false otherwise.

◆ Type()

virtual HPS::Type HPS::Kit::Type ( ) const
inlinevirtualinherited

This function returns the true type of the underlying object.

This function is useful for finding the type of smart pointer objects that have been cast to more generic types.

Returns
The true type of the object in question.

Reimplemented from HPS::Object.

◆ UnsetBudget()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetBudget ( )

Removes the budget setting.

Returns
A reference to this object.

◆ UnsetContinuedBudget()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetContinuedBudget ( )

Removes the continued budget setting.

Returns
A reference to this object.

◆ UnsetEverything()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetEverything ( )

Removes all settings from this object.

Returns
A reference to this object.

◆ UnsetMaximumAngle()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetMaximumAngle ( )

Removes the maximum angle setting.

Returns
A reference to this object.

◆ UnsetMaximumDeviation()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetMaximumDeviation ( )

Removes the maximum deviation setting.

Returns
A reference to this object.

◆ UnsetMaximumLength()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetMaximumLength ( )

Removes the maximum length setting.

Returns
A reference to this object.

◆ UnsetViewDependent()

CurveAttributeKit& HPS::CurveAttributeKit::UnsetViewDependent ( )

Removes the view-dependent setting.

Returns
A reference to this object.

Member Data Documentation

◆ staticType

const HPS::Type HPS::CurveAttributeKit::staticType = HPS::Type::CurveAttributeKit
static

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