org.newdawn.slick.opengl.renderer
Class QuadBasedLineStripRenderer

java.lang.Object
  org.newdawn.slick.opengl.renderer.QuadBasedLineStripRenderer

All Implemented Interfaces:

LineStripRenderer

public class QuadBasedLineStripRenderer
extends java.lang.Object
implements LineStripRenderer

A line strip renderer that uses quads to generate lines

Author:

kevin

Field Summary

static int

MAX_POINTS Maximum number of points allowed in a single strip

Constructor Summary

QuadBasedLineStripRenderer()
Create a new strip renderer

Method Summary

boolean	applyGLLineFixes() Check if we should apply default line fixes
void	color(float r, float g, float b, float a) Apply a colour to the next vertex
void	end() End the line strips
void	renderLines(float[] points, int count) Render the lines applying antialiasing if required
void	renderLinesImpl(float[] points, int count, float w) Render the lines given
void	setAntiAlias(boolean antialias) Indicate whether antialiasing should be applied
void	setLineCaps(boolean caps) Indicate if we should render end caps
void	setWidth(float width) Set the width of the lines to be drawn
void	start() Start the line strips
void	vertex(float x, float y) Add a vertex

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAX_POINTS

public static int MAX_POINTS

Maximum number of points allowed in a single strip

Constructor Detail

QuadBasedLineStripRenderer

public QuadBasedLineStripRenderer()

Create a new strip renderer

Method Detail

setLineCaps

public void setLineCaps(boolean caps)

Indicate if we should render end caps

Specified by:

setLineCaps in interface LineStripRenderer

Parameters:

caps - True if we should render end caps

start

public void start()

Description copied from interface: LineStripRenderer

Start the line strips

Specified by:

start in interface LineStripRenderer

See Also:

LineStripRenderer.start()

end

public void end()

Description copied from interface: LineStripRenderer

End the line strips

Specified by:

end in interface LineStripRenderer

See Also:

LineStripRenderer.end()

vertex

public void vertex(float x,
                   float y)

Description copied from interface: LineStripRenderer

Add a vertex

Specified by:

vertex in interface LineStripRenderer

Parameters:

x - The x coordinate of the vertex

y - The y coordinate of the vertex

See Also:

LineStripRenderer.vertex(float, float)

setWidth

public void setWidth(float width)

Description copied from interface: LineStripRenderer

Set the width of the lines to be drawn

Specified by:

setWidth in interface LineStripRenderer

Parameters:

width - The width of the lines to be drawn

See Also:

LineStripRenderer.setWidth(float)

setAntiAlias

public void setAntiAlias(boolean antialias)

Description copied from interface: LineStripRenderer

Indicate whether antialiasing should be applied

Specified by:

setAntiAlias in interface LineStripRenderer

Parameters:

antialias - True if antialiasing should be applied

See Also:

LineStripRenderer.setAntiAlias(boolean)

renderLines

public void renderLines(float[] points,
                        int count)

Render the lines applying antialiasing if required

Parameters:

points - The points to be rendered as lines

count - The number of points to render

renderLinesImpl

public void renderLinesImpl(float[] points,
                            int count,
                            float w)

Render the lines given

Parameters:

points - The points building up the lines

count - The number of points to render

w - The width to render at

color

public void color(float r,
                  float g,
                  float b,
                  float a)

Description copied from interface: LineStripRenderer

Apply a colour to the next vertex

Specified by:

color in interface LineStripRenderer

Parameters:

r - The red component of the colour

g - The green component of the colour

b - The blue component of the colour

a - The alpha component of the colour

See Also:

LineStripRenderer.color(float, float, float, float)

applyGLLineFixes

public boolean applyGLLineFixes()

Description copied from interface: LineStripRenderer

Check if we should apply default line fixes

Specified by:

applyGLLineFixes in interface LineStripRenderer

Returns:

True if we should apply GL fixes