A directional light source. [詳解]

MGSpotLight の継承関係図

公開型
enum	{ DIRECTION =1, EXPONENT, CUT_OFF_ANGLE }
	Field enums. [詳解]

基底クラス MGLight に属する継承公開型
enum	LIGHT_MODE { UNDEFINED =MGGLAttrib::UNDEFINED, OFF =MGGLAttrib::DISABLED, ON =1 }

基底クラス MGGLAttrib に属する継承公開型
enum	FLAG { UNDEFINED =-3, DISABLED =-2 }

enum	ATTRIB_MASK { CURRENT_BIT = GL_CURRENT_BIT, POINT_BIT = GL_POINT_BIT, LINE_BIT = GL_LINE_BIT, POLYGON_BIT = GL_POLYGON_BIT, POLYGON_STIPPLE_BIT = GL_POLYGON_STIPPLE_BIT, PIXEL_MODE_BIT = GL_PIXEL_MODE_BIT, LIGHTING_BIT = GL_LIGHTING_BIT, FOG_BIT = GL_FOG_BIT, DEPTH_BUFFER_BIT = GL_DEPTH_BUFFER_BIT, ACCUM_BUFFER_BIT = GL_ACCUM_BUFFER_BIT, STENCIL_BUFFER_BIT = GL_STENCIL_BUFFER_BIT, VIEWPORT_BIT = GL_VIEWPORT_BIT, TRANSFORM_BIT = GL_TRANSFORM_BIT, ENABLE_BIT = GL_ENABLE_BIT, COLOR_BUFFER_BIT = GL_COLOR_BUFFER_BIT, HINT_BIT = GL_HINT_BIT, EVAL_BIT = GL_EVAL_BIT, LIST_BIT = GL_LIST_BIT, TEXTURE_BIT = GL_TEXTURE_BIT, SCISSOR_BIT = GL_SCISSOR_BIT }

公開メンバ関数
	MGSpotLight ()

	MGSpotLight (float intensity, float ambientIntensity, const float color[3], const MGPosition &location, float radius, const float attenuation[3], const MGVector &direction, float exponent, float cutOffAngle)

MGSpotLight &	operator= (const MGGel &gel2)
	~MGSpotLight(); [詳解]

MGSpotLight &	operator= (const MGSpotLight &gel2)

bool	operator< (const MGSpotLight &gel2) const
	comparison [詳解]

bool	operator< (const MGGel &gel2) const

MGSpotLight *	clone () const
	Generate a newed clone object. [詳解]

void	setDirection (const MGVector &direction)

void	setDirection (const float direction[3])

void	setDirection (float v0, float v1, float v2)

void	getDirection (MGVector &direction)

void	getDirection (float direction[3])

void	getDirection (float &v0, float &v1, float &v2)

void	setExponent (float exponent)

float	getExponent ()

void	setCutOffAngle (float cutOffAngle)

float	getCutOffAngle ()

int	exec () const

long	identify_type () const
	Return This object's typeID. [詳解]

std::string	whoami () const

void	ReadMembers (MGIfstream &buf)
	Read all member data. [詳解]

void	WriteMembers (MGOfstream &buf) const
	Write all member data. [詳解]

std::ostream &	out (std::ostream &) const
	Output function. [詳解]

virtual void	transform (const MGVector &v)

virtual void	transform (double scale)
	scaling. [詳解]

virtual void	transform (const MGMatrix &mat)
	matrix transformation. [詳解]

virtual void	transform (const MGTransf &tr)
	general transformation. [詳解]

基底クラス MGPointLight に属する継承公開メンバ関数
	MGPointLight ()

	MGPointLight (float intensity, float ambientIntensity, const float color[3], const MGPosition &location, float radius, const float attenuation[3])

MGPointLight &	operator= (const MGPointLight &gel2)

bool	operator< (const MGPointLight &gel2) const
	comparison [詳解]

void	setLocation (const MGPosition &location)

void	setLocation (const float location[3])

void	setLocation (float x, float y, float z)

void	getLocation (MGPosition &location) const

void	getLocation (float location[3]) const

void	getLocation (float &x, float &y, float &z) const

void	setRadius (float radius)

float	getRadius () const

void	setAttenuation (const float attenuation[3])

void	setAttenuation (float const_att, float linear_att, float quadratic_att)

void	getAttenuation (float attenuation[3]) const

void	getAttenuation (float &const_att, float &linear_att, float &quadratic_att) const

基底クラス MGLight に属する継承公開メンバ関数
	MGLight ()

	MGLight (float intensity, float ambientIntensity, const float color[3])

virtual MGLight &	operator= (const MGLight &gel2)

virtual bool	operator< (const MGLight &gel2) const
	comparison [詳解]

virtual void	drawAttrib (mgVBO &vbo, bool no_color=false) const
	draw GLAttribute process. [詳解]

GLenum	get_light_num () const
	Obtain the light number of this. [詳解]

bool	light_is_on () const

virtual void	render (mgVBO &vbo) const
	render GLAttribute process. [詳解]

virtual void	set_draw_attrib_mask (unsigned int &mask) const
	Turn on the appropriate mask bit for this attribute. See glPushAttrib(). [詳解]

void	set_light_number (int lnum)
	Set light number. [詳解]

virtual void	reset_draw_attrib_mask (unsigned int &mask) const
	Turn off the appropriate mask bit for this attribute. See glPushAttrib(). [詳解]

virtual void	set_render_attrib_mask (unsigned int &mask) const
	Turn on the appropriate mask bit for this attribute. See glPushAttrib(). [詳解]

virtual void	reset_render_attrib_mask (unsigned int &mask) const
	Turn off the appropriate mask bit for this attribute. See glPushAttrib(). [詳解]

void	setIntensity (float intensity)

float	getIntensity () const

void	setAmbientIntensity (float ambientIntensity)

float	getAmbientIntensity () const

void	setColor (const float color[3])

void	getColor (float color[3])

void	setColor (float v0, float v1, float v2)

void	getColor (float &v0, float &v1, float &v2)

int	turn_off ()
	Turn on this light, returned is the old state(UNDEFINED/OFF/ON). [詳解]

int	turn_on ()
	Turn on this light, returned is the old state(UNDEFINED/OFF/ON). [詳解]

基底クラス MGGLAttrib に属する継承公開メンバ関数
	MGGLAttrib (int flag=UNDEFINED)

virtual MGGLAttrib &	operator= (const MGGLAttrib &gel2)

bool	undefined () const

bool	defined () const

bool	disabled () const

bool	enabled () const

void	set_undefined ()

void	set_disabled ()

int	data () const
	retrieve the data. [詳解]

int &	data ()

virtual bool	is_highlight_attrib () const
	Test if this is highlight attrib or not. [詳解]

bool	same_type (const MGGLAttrib &at2) const
	Compare if this and at2 are the same leaf MGGLAttrib class. [詳解]

基底クラス MGAttrib に属する継承公開メンバ関数
virtual	~MGAttrib ()
	Virtual Destructor. [詳解]

virtual MGAttrib &	operator= (const MGAttrib &gel2)

MGAttrib *	attrib ()
	Return MGAttrib pointer if this MGGel is an MGAttrib, else return null. [詳解]

const MGAttrib *	attrib () const

const MGObject *	includes_object () const
	Test if this gel includes an object. [詳解]

MGObject *	includes_object ()
	Test if this gel includes an object. [詳解]

基底クラス MGGel に属する継承公開メンバ関数
virtual	~MGGel ()
	Virtual Destructor. [詳解]

virtual bool	operator== (const MGGel &gel2) const
	Comparison. [詳解]

virtual bool	operator!= (const MGGel &gel2) const

virtual bool	operator> (const MGGel &gel2) const

virtual int	out_to_IGES (MGIgesOfstream &igesfile, int SubordinateEntitySwitch=0) const

virtual mgVBO *	dlist_name () const
	Obtain display list name. 0(null) means this gel need not to be displayed. [詳解]

virtual void	make_display_list (MGCL::VIEWMODE vmode=MGCL::DONTCARE) const
	Make a display list of this gel. [詳解]

virtual int	manifold_dimension () const

virtual MGGroup *	group ()
	Return MGGroup pointer if this MGGel is an MGGroup, else return null. [詳解]

virtual const MGGroup *	group () const

virtual MGObject *	object ()
	Return MGObject pointer if this MGGel is an MGObject, else return null. [詳解]

virtual const MGObject *	object () const

virtual MGGeometry *	geometry ()
	Return MGGeometry pointer if this MGGel is an MGGeometry, else return null. [詳解]

virtual const MGGeometry *	geometry () const

virtual MGPoint *	point ()
	Return point pointer if this MGGel is an MGPoint, else return null. [詳解]

virtual const MGPoint *	point () const

virtual MGCurve *	curve ()
	Return curve pointer if this MGGel is an MGCurve, else return null. [詳解]

virtual const MGCurve *	curve () const

virtual MGSurface *	surf ()
	Return MGSurface pointer if this MGGel is an MGSurface, else return null. [詳解]

virtual const MGSurface *	surf () const

virtual MGTopology *	topology ()
	Return MGTopology pointer if this MGGel is an MGTopology, else return null. [詳解]

virtual const MGTopology *	topology () const

virtual MGFace *	face ()
	Return MGFace pointer if this MGGel is an MGFace, else return null. [詳解]

virtual const MGFace *	face () const

virtual MGShell *	shell ()
	Return MGShell pointer if this MGGel is an MGShell, else return null. [詳解]

virtual const MGShell *	shell () const

virtual bool	no_display () const

std::string	string_content () const

bool	type_is (const MGAbstractGels &types) const

virtual void	display_arrows (mgSysGL &sgl) const

virtual void	display_break_points (mgSysGL &sgl) const

virtual void	display_control_polygon (mgSysGL &sgl) const

virtual void	display_curvatures (mgSysGL &sgl, double scale, int density, bool use_radius) const

その他の継承メンバ
基底クラス MGLight に属する継承静的公開メンバ関数
static void	ResetLight (GLint lightNo)

基底クラス MGLight に属する継承限定公開メンバ関数
MGLight &	set_light (const MGLight &gel2)
	assignment [詳解]

基底クラス MGGLAttrib に属する継承限定公開メンバ関数
MGGLAttrib &	set_glattrib (const MGGLAttrib &gel2)
	Assignment. [詳解]

基底クラス MGLight に属する継承限定公開変数類
unsigned int	m_lightNum

float	m_intensity
	Color number of this light. [詳解]

float	m_ambientIntensity
	applied to GL_AMBIENT [詳解]

float	m_color [3]
	applied to GL_AMBIENT, GL_DIFFUSE, GL_SPECULAR [詳解]

基底クラス MGGLAttrib に属する継承限定公開変数類
int	m_flag

詳解

A directional light source.

Because MGSpotLight is subclassed from MGPointLight, MGSpotLight can be positioned in a world. The light emanates as a cone; the axis of the cone(m_direction) specifies the direction of the spot light.

構築子と解体子

MGSpotLight::MGSpotLight ( )

MGSpotLight::MGSpotLight	(	float	intensity,
		float	ambientIntensity,
		const float	color[3],
		const MGPosition &	location,
		float	radius,
		const float	attenuation[3],
		const MGVector &	direction,
		float	exponent,
		float	cutOffAngle
	)

引数

intensity	applied to GL_DIFFUSE and GL_SPECULAR
ambientIntensity	applied to GL_AMBIENT
color	applied to GL_AMBIENT, GL_DIFFUSE, GL_SPECULAR
location	The light position.
radius	The light radius.
attenuation	[0]=GL_CONSTANT_ATTENUATION, [1]=GL_LINEAR_ATTENUATION [2]=GL_QUADRATIC_ATTENUATION
direction	GL_SPOT_DIRECTION
exponent	GL_SPOT_EXPONENT
cutOffAngle	GL_SPOT_CUTOFF

関数詳解

MGSpotLight* MGSpotLight::clone ( ) const

virtual

Generate a newed clone object.

MGPointLightを再実装しています。

int MGSpotLight::exec ( ) const

virtual

Invoke appropriate OpenGL fucntion to the drawing environment. Function's return value is the lightnumber of this light executed.

MGPointLightを再実装しています。

float MGSpotLight::getCutOffAngle ( )

inline

void MGSpotLight::getDirection ( MGVector & direction )

void MGSpotLight::getDirection ( float direction[3] )

inline

void MGSpotLight::getDirection	(	float &	v0,
		float &	v1,
		float &	v2
	)

inline

float MGSpotLight::getExponent ( )

inline

long MGSpotLight::identify_type ( ) const

inlinevirtual

Return This object's typeID.

MGPointLightを再実装しています。

bool MGSpotLight::operator< ( const MGSpotLight & gel2 ) const

comparison

bool MGSpotLight::operator< ( const MGGel & gel2 ) const

virtual

MGPointLightを再実装しています。

MGSpotLight& MGSpotLight::operator= ( const MGGel & gel2 )

virtual

~MGSpotLight();

Assignment

MGPointLightを再実装しています。

MGSpotLight& MGSpotLight::operator= ( const MGSpotLight & gel2 )

std::ostream& MGSpotLight::out ( std::ostream & ) const

virtual

Output function.

MGPointLightを再実装しています。

void MGSpotLight::ReadMembers ( MGIfstream & buf )

virtual

Read all member data.

MGPointLightを再実装しています。

void MGSpotLight::setCutOffAngle ( float cutOffAngle )

inline

void MGSpotLight::setDirection ( const MGVector & direction )

void MGSpotLight::setDirection ( const float direction[3] )

inline

void MGSpotLight::setDirection	(	float	v0,
		float	v1,
		float	v2
	)

inline

void MGSpotLight::setExponent ( float exponent )

inline

virtual void MGSpotLight::transform ( const MGVector & v )

virtual

Transform the gel by the argument. translation

MGPointLightを再実装しています。

virtual void MGSpotLight::transform ( double scale )

virtual

scaling.

MGPointLightを再実装しています。

virtual void MGSpotLight::transform ( const MGMatrix & mat )

virtual

matrix transformation.

MGPointLightを再実装しています。

virtual void MGSpotLight::transform ( const MGTransf & tr )

virtual

general transformation.

MGPointLightを再実装しています。

std::string MGSpotLight::whoami ( ) const

inlinevirtual

MGPointLightを再実装しています。

void MGSpotLight::WriteMembers ( MGOfstream & buf ) const

virtual

Write all member data.

MGPointLightを再実装しています。

このクラス詳解は次のファイルから抽出されました:

mgGL/SpotLight.h

公開型

公開メンバ関数

その他の継承メンバ

詳解

構築子と解体子

関数詳解