Class TextRenderer

java.lang.Object

gaiasky.render.system.AbstractRenderSystem

gaiasky.scene.system.render.draw.TextRenderer

All Implemented Interfaces:

com.badlogic.gdx.utils.Disposable, IRenderSystem, Comparable<IRenderSystem>

public class TextRenderer
extends AbstractRenderSystem

Render system for text labels. It uses a BitmapFont and a SpriteBatch to render labels in 3D space.

Nested Class Summary

Nested classes/interfaces inherited from class AbstractRenderSystem

AbstractRenderSystem.RenderSystemRunnable

Modifier and Type	Class	Description
static interface	AbstractRenderSystem.RenderSystemRunnable

Field Summary

Fields

Modifier and Type	Field	Description
BitmapFont	fontDistanceField

Fields inherited from class AbstractRenderSystem

alphas, aux3f, comp, postRunners, preRunners, programs, rc, sceneRenderer

Modifier and Type	Field	Description
protected final float[]	alphas
protected final com.badlogic.gdx.math.Vector3	aux3f
protected Comparator<IRenderable>	comp	Comparator of renderables, in case of need
protected com.badlogic.gdx.utils.Array<AbstractRenderSystem.RenderSystemRunnable>	postRunners
protected com.badlogic.gdx.utils.Array<AbstractRenderSystem.RenderSystemRunnable>	preRunners
protected final ExtShaderProgram[]	programs
RenderingContext	rc
protected final SceneRenderer	sceneRenderer

Constructor Summary

Constructors

Constructor	Description
TextRenderer(SceneRenderer sceneRenderer, RenderGroup rg, float[] alphas, ExtSpriteBatch batch, ExtShaderProgram program)
TextRenderer(SceneRenderer sceneRenderer, RenderGroup rg, float[] alphas, ExtSpriteBatch batch, ExtShaderProgram program, BitmapFont fontDistanceField)

Method Summary

Modifier and Type	Method	Description
void	renderStud(List<IRenderable> renderables, ICamera camera, double t)
void	resize(int w, int h)	Resize the current render target with the given width and height.
void	updateBatchSize(int w, int h)	Updates the size of object batches, if any.

Methods inherited from class AbstractRenderSystem

addCameraUpCubemapMode, addDepthBufferUniforms, addEffectsUniforms, addGravWaveUniforms, addMotionTrailsUniforms, addPostRunnables, addPreRunnables, addRelativisticUniforms, addVRScale, compareTo, dispose, getAlpha, getAlpha, getAlpha, getRenderGroup, getShaderProgram, getShaderProgram, initShaderProgram, render, run

Modifier and Type	Method	Description
protected void	addCameraUpCubemapMode(ExtShaderProgram shaderProgram, ICamera camera)	Adds the camera up vector (only in non-cubemap mode) to compute the billboard rotation.
void	addDepthBufferUniforms(ExtShaderProgram shaderProgram, ICamera camera)	Uniforms needed to compute the logarithmic depth buffer.
protected void	addEffectsUniforms(ExtShaderProgram shaderProgram, ICamera camera)
protected void	addGravWaveUniforms(ExtShaderProgram shaderProgram)
protected void	addMotionTrailsUniforms(ExtShaderProgram shaderProgram, ICamera camera)	Uniforms related to the motion trails effect for particle and star groups.
void	addPostRunnables(AbstractRenderSystem.RenderSystemRunnable... r)
void	addPreRunnables(AbstractRenderSystem.RenderSystemRunnable... r)
protected void	addRelativisticUniforms(ExtShaderProgram shaderProgram, ICamera camera)
protected void	addVRScale(ExtShaderProgram shaderProgram)
int	compareTo(IRenderSystem o)
void	dispose()
float	getAlpha(com.badlogic.ashley.core.Entity entity)
float	getAlpha(IRenderable renderable)	Computes the alpha opacity value of a given renderable using its component types
float	getAlpha(ComponentTypes ct)
RenderGroup	getRenderGroup()
protected ExtShaderProgram	getShaderProgram()
protected ExtShaderProgram	getShaderProgram(ExtShaderProgram[] programs)
protected void	initShaderProgram()	Initializes metadata or essential uniforms in the shader program.
void	render(List<IRenderable> renderables, ICamera camera, double t, RenderingContext rc)	Renders the given list of renderable objects.
protected void	run(com.badlogic.gdx.utils.Array<AbstractRenderSystem.RenderSystemRunnable> runnables, List<IRenderable> renderables, ICamera camera)

Methods inherited from class Object

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

Field Details

fontDistanceField

public BitmapFont fontDistanceField

Constructor Details

TextRenderer

public TextRenderer(SceneRenderer sceneRenderer,
 RenderGroup rg,
 float[] alphas,
 ExtSpriteBatch batch,
 ExtShaderProgram program)

TextRenderer

public TextRenderer(SceneRenderer sceneRenderer,
 RenderGroup rg,
 float[] alphas,
 ExtSpriteBatch batch,
 ExtShaderProgram program,
 BitmapFont fontDistanceField)

Method Details

renderStud

public void renderStud(List<IRenderable> renderables,
 ICamera camera,
 double t)

Specified by:

renderStud in class AbstractRenderSystem

resize

public void resize(int w,
 int h)

Description copied from interface: IRenderSystem

Resize the current render target with the given width and height.

Specified by:

resize in interface IRenderSystem

Overrides:

resize in class AbstractRenderSystem

Parameters:

w - The new width.

h - The new height.

updateBatchSize

public void updateBatchSize(int w,
 int h)

Description copied from interface: IRenderSystem

Updates the size of object batches, if any.

Specified by:

updateBatchSize in interface IRenderSystem

Overrides:

updateBatchSize in class AbstractRenderSystem

Parameters:

w - The new width.

h - The new height.