DrawTriangle Class Reference

A single colour triangle. More...

#include <drawables.h>

Inheritance diagram for DrawTriangle:

Collaboration diagram for DrawTriangle:

Public Member Functions
	DrawTriangle ()
	Constructor. More...
virtual	~DrawTriangle ()
	Destructor. More...
virtual DrawableObj *	clone () const
virtual unsigned int	getType () const
void	setVertex (unsigned int, const Point3D &)
	Set one of three vertices (0-2) locations. More...
void	setVertexNorm (unsigned int, const Point3D &)
	Set the vertex normals. More...
void	setColour (float r, float g, float b, float a)
	Set the colour of the triangle. More...
void	draw () const
	Draw the triangle. More...
void	getBoundingBox (BoundCube &b) const
	Get bounding cube. More...
Public Member Functions inherited from DrawableObj
virtual bool	isOverlay () const
	Is this an overlay? By default, no. More...
	DrawableObj ()
	Constructor. More...
virtual bool	needsDepthSorting () const
	Do we need to do element based depth sorting? More...
virtual bool	isExplodable () const
	Can we break this object down into constituent elements? More...
virtual void	explode (std::vector< DrawableObj *> &simpleObjects)
	Break object down into simple elements. More...
virtual bool	hasChanged () const
void	setActive (bool active)
	Set the active state of the object. More...
void	setInteract (bool canAct)
	Set if user can interact with object, needed for opengl hit testing. More...
virtual	~DrawableObj ()
	Drawable destructor. More...
virtual void	recomputeParams (const std::vector< Point3D > &vecs, const std::vector< float > &scalars, unsigned int mode)
	If we offer any kind of external pointer interface; use this to do a recomputation as needed. This is needed for selection binding behaviour. More...
virtual Point3D	getCentroid () const
	Get the centre of the object. Only valid if object is simple. More...

Protected Attributes
Point3D	vertices [3]
	The vertices of the triangle. More...
Point3D	vertNorm [3]
float	r
	Colour data - red, green, blue, alpha. More...
float	g
float	b
float	a
Protected Attributes inherited from DrawableObj
bool	active
	Is the drawable active? More...
bool	haveChanged
	Is the object changed since last set? More...

Additional Inherited Members
Static Public Member Functions inherited from DrawableObj
static void	setUseAlphaBlending (bool willBlend)
static void	setCurCamera (const Camera *c)
	Set the current camera. More...
static void	setTexPool (TexturePool *t)
	Set the current camera. More...
static void	clearTexPool ()
static void	setWindowSize (unsigned int x, unsigned int y)
static void	setBackgroundColour (float r, float g, float b)
Public Attributes inherited from DrawableObj
bool	canSelect
	Can be selected from openGL viewport interactively? More...
bool	wantsLight
	Wants lighting calculations active during render? More...
Static Protected Member Functions inherited from DrawableObj
static float	getHighContrastValue ()
Static Protected Attributes inherited from DrawableObj
static const Camera *	curCamera = 0
	Pointer to current scene camera. More...
static float	backgroundR
static float	backgroundG
static float	backgroundB
static TexturePool *	texPool =0
static bool	useAlphaBlend
static unsigned int	winX
static unsigned int	winY

Detailed Description

A single colour triangle.

Constructor & Destructor Documentation

DrawTriangle()

DrawTriangle::DrawTriangle

(

)

Constructor.

Referenced by clone().

Here is the caller graph for this function:

~DrawTriangle()

DrawTriangle::~DrawTriangle ( )

virtual

Destructor.

Member Function Documentation

clone()

DrawableObj * DrawTriangle::clone ( ) const

virtual

Reimplemented from DrawableObj.

References DrawTriangle().

draw()

void DrawTriangle::draw ( ) const

virtual

Draw the triangle.

Implements DrawableObj.

References a, b, g, r, and vertices.

getBoundingBox()

void DrawTriangle::getBoundingBox ( BoundCube &  b ) const

inlinevirtual

Get bounding cube.

Implements DrawableObj.

References BoundCube::setBounds().

getType()

virtual unsigned int DrawTriangle::getType ( ) const

inlinevirtual

Implements DrawableObj.

References DRAW_TYPE_TRIANGLE.

setColour()

void DrawTriangle::setColour	(	float	r,
		float	g,
		float	b,
		float	a
	)

Set the colour of the triangle.

References a, b, g, and r.

setVertex()

void DrawTriangle::setVertex	(	unsigned int	ui,
		const Point3D &	pt
	)

Set one of three vertices (0-2) locations.

References ASSERT, and vertices.

setVertexNorm()

void DrawTriangle::setVertexNorm	(	unsigned	int,
		const Point3D &
	)

Set the vertex normals.

Member Data Documentation

a

float DrawTriangle::a

protected

Referenced by draw(), setColour(), and DrawQuad::setColour().

b

float DrawTriangle::b

protected

Referenced by draw(), setColour(), and DrawQuad::setColour().

g

float DrawTriangle::g

protected

Referenced by draw(), setColour(), and DrawQuad::setColour().

r

float DrawTriangle::r

protected

Colour data - red, green, blue, alpha.

Referenced by draw(), setColour(), and DrawQuad::setColour().

vertices

Point3D DrawTriangle::vertices[3]

protected

The vertices of the triangle.

Referenced by draw(), DrawQuad::getBoundingBox(), DrawQuad::getOrigin(), DrawQuad::recomputeParams(), setVertex(), DrawQuad::setVertex(), and DrawQuad::setVertices().

vertNorm

Point3D DrawTriangle::vertNorm[3]

protected

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

• drawables.h
• drawables.cpp