FrameBuffer Class Reference

#include <FrameBuffer.h>

Inherited by PPMFrameBuffer, and SDLFrameBuffer.

Public Member Functions
virtual void	clear (const Color &color)=0
virtual int	getHeight () const =0
virtual int	getWidth () const =0
virtual void	setPixel (int x, int y, const Color &color)=0
virtual void	show ()=0

Protected Attributes
int	height
int	width
int	xMax
int	xMin
int	yMax
int	yMin

Detailed Description

An encapsulation of a FrameBuffer that can be used to implement and test various 2D and 3D graphics algorithms.

A FrameBuffer uses traditional Euclidean coordinates, with the origin (0,0) at the center.

Member Function Documentation

clear()

void FrameBuffer::clear ( const Color &  color )

pure virtual

Clear the FrameBuffer (i.e., set each pixel to the given Color).

Parameters

color

The color to clear to

Implemented in SDLFrameBuffer, and PPMFrameBuffer.

getHeight()

int FrameBuffer::getHeight ( ) const

pure virtual

Get the height of this FrameBuffer in pixels.

Returns

The height

Implemented in SDLFrameBuffer, and PPMFrameBuffer.

getWidth()

int FrameBuffer::getWidth ( ) const

pure virtual

Get the width of this FrameBuffer in pixels.

Returns

The width

Implemented in SDLFrameBuffer, and PPMFrameBuffer.

setPixel()

void FrameBuffer::setPixel ( int  x, int  y, const Color &  color  )

pure virtual

Set a particular pixel to a particular color.

Parameters

x	The horizontal coordinate of the pixel
y	The vertical coordinate of the pixel
color	The Color

Implemented in SDLFrameBuffer, and PPMFrameBuffer.

show()

void FrameBuffer::show ( )

pure virtual

Show this FrameBuffer in the window.

Implemented in SDLFrameBuffer, and PPMFrameBuffer.

Member Data Documentation

height

int FrameBuffer::height

protected

The height (in pixels).

width

int FrameBuffer::width

protected

The width (in pixels).

xMax

int FrameBuffer::xMax

protected

The largest horizontal index.

xMin

int FrameBuffer::xMin

protected

The smallest horizontal index.

yMax

int FrameBuffer::yMax

protected

The largest vertical index.

yMin

int FrameBuffer::yMin

protected

The smallest vertical index.

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

• FrameBuffer.h
• FrameBuffer.cpp