Box2DRenderer Class Reference

A simple implementation of the b2Draw class, used to draw a Box2D world. More...

Inherits b2Draw.

Public Member Functions
	Box2DRenderer () noexcept
void	render (Graphics &g, b2World &world, float box2DWorldLeft, float box2DWorldTop, float box2DWorldRight, float box2DWorldBottom, const Rectangle< float > &targetArea)
	Renders the world. More...
void	DrawPolygon (const b2Vec2 *, int32, const b2Color &) override
void	DrawSolidPolygon (const b2Vec2 *, int32, const b2Color &) override
void	DrawCircle (const b2Vec2 &center, float32 radius, const b2Color &) override
void	DrawSolidCircle (const b2Vec2 &center, float32 radius, const b2Vec2 &axis, const b2Color &) override
void	DrawSegment (const b2Vec2 &p1, const b2Vec2 &p2, const b2Color &) override
void	DrawTransform (const b2Transform &xf) override
virtual Colour	getColour (const b2Color &) const
	Converts a b2Color to a juce Colour. More...
virtual float	getLineThickness () const
	Returns the thickness to use for drawing outlines. More...

Protected Attributes
Graphics *	graphics

Detailed Description

A simple implementation of the b2Draw class, used to draw a Box2D world.

To use it, simply create an instance of this class in your paint() method, and call its render() method.

Constructor & Destructor Documentation

Box2DRenderer()

Box2DRenderer::Box2DRenderer ( )

noexcept

Member Function Documentation

render()

void Box2DRenderer::render	(	Graphics &	g,
		b2World &	world,
		float	box2DWorldLeft,
		float	box2DWorldTop,
		float	box2DWorldRight,
		float	box2DWorldBottom,
		const Rectangle< float > &	targetArea
	)

Renders the world.

Parameters

g	the context to render into
world	the world to render
box2DWorldLeft	the left coordinate of the area of the world to be drawn
box2DWorldTop	the top coordinate of the area of the world to be drawn
box2DWorldRight	the right coordinate of the area of the world to be drawn
box2DWorldBottom	the bottom coordinate of the area of the world to be drawn
targetArea	the area within the target context onto which the source world rectangle should be mapped

DrawPolygon()

void Box2DRenderer::DrawPolygon ( const b2Vec2 *  , int32  , const b2Color &    )

override

DrawSolidPolygon()

void Box2DRenderer::DrawSolidPolygon ( const b2Vec2 *  , int32  , const b2Color &    )

override

DrawCircle()

void Box2DRenderer::DrawCircle ( const b2Vec2 &  center, float32  radius, const b2Color &    )

override

DrawSolidCircle()

void Box2DRenderer::DrawSolidCircle ( const b2Vec2 &  center, float32  radius, const b2Vec2 &  axis, const b2Color &    )

override

DrawSegment()

void Box2DRenderer::DrawSegment ( const b2Vec2 &  p1, const b2Vec2 &  p2, const b2Color &    )

override

DrawTransform()

void Box2DRenderer::DrawTransform ( const b2Transform &  xf )

override

getColour()

virtual Colour Box2DRenderer::getColour ( const b2Color &  ) const

virtual

Converts a b2Color to a juce Colour.

getLineThickness()

virtual float Box2DRenderer::getLineThickness ( ) const

virtual

Returns the thickness to use for drawing outlines.

Member Data Documentation

graphics

Graphics* Box2DRenderer::graphics

protected

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

• juce_Box2DRenderer.h