osgGolems::Grid Class Reference

Class for creating an OpenSceneGraph osg::Geomtry grid of user-specified width, depth and grid square size. More...

#include <Grid.h>

List of all members.

Public Member Functions
	Grid (uint width, uint depth, uint gridSize, const osg::Vec4 &color)
	Constructor for Grid class.
	~Grid ()
	Destructor for Grid classs.
void	setGridColor (const osg::Vec4 &color)
Protected Member Functions
void	_createVertices (uint width, uint depth, uint gridSize)
	Creates vertices around the perimeter of the grid according to the width, depth and grid size specified by the user.
void	_drawGrid (const osg::Vec4 &color)
	Draw the lines in between the previously created vertices.
uint	_makeEven (uint num)
	Makes input number even if odd and does nothing if number is even. It modifies the input number by reference.
Protected Attributes
osg::ref_ptr< osg::Vec3Array >	_verts
	Array of vertices corresponding to grid line endpoints.
osg::ref_ptr< osg::Vec4Array >	_colors
	Array of colors corresponding to grid line colors.
Static Protected Attributes
static const uint	maxLength = 500
	Maximum grid perimeter side length.

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Detailed Description

Class for creating an OpenSceneGraph osg::Geomtry grid of user-specified width, depth and grid square size.

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Constructor & Destructor Documentation

Grid::Grid	(	uint	width,
		uint	depth,
		uint	gridSize,
		const osg::Vec4 &	color
	)

Constructor for Grid class.

Parameters:

width	Width of the grid.
depth	Depth of the grid.
gridSize	Length of a side of each grid square.
color	Color of the grid lines

Returns:

void

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Member Function Documentation

void Grid::_createVertices	(	uint	width,
		uint	depth,
		uint	gridSize
	)		[protected]

Creates vertices around the perimeter of the grid according to the width, depth and grid size specified by the user.

Parameters:

width	Width of the grid.
depth	Depth of the grid.
gridSize	Length of a side of each grid square.

Returns:

void

void Grid::_drawGrid

(

const osg::Vec4 &

color

)

[protected]

Draw the lines in between the previously created vertices.

Returns:

void

uint Grid::_makeEven

(

uint

num

)

[protected]

Makes input number even if odd and does nothing if number is even. It modifies the input number by reference.

Parameters:

num	Integer to make even.

Returns:

void

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

• /home/pete/myRepos/grip2/osgGolems/Grid.h
• /home/pete/myRepos/grip2/osgGolems/src/Grid.cpp