Package foundry.veil.render.deferred.light.renderer

Class InstancedLightRenderer<T extends Light & InstancedLight>

java.lang.Object

foundry.veil.render.deferred.light.renderer.InstancedLightRenderer<T>

Type Parameters:

T - The type of lights to renders

All Implemented Interfaces:

LightTypeRenderer<T>, AutoCloseable, org.lwjgl.system.NativeResource

Direct Known Subclasses:

PointLightRenderer

public abstract class InstancedLightRenderer<T extends Light & InstancedLight>
extends Object
implements LightTypeRenderer<T>

Draws lights as instanced quads in the scene.

Field Summary

Fields

Modifier and Type	Field	Description
protected final int	lightSize
protected int	maxLights

Constructor Summary

Constructors

Constructor	Description
InstancedLightRenderer(int maxLights, int lightSize)	Creates a new instanced light renderer with a resizeable light buffer.

Method Summary

Modifier and Type	Method	Description
protected abstract void	clearRenderState(LightRenderer lightRenderer, List<T> lights)	Clears the render state after drawing all lights.
protected com.mojang.blaze3d.vertex.BufferBuilder.RenderedBuffer	createMesh()
void	free()
void	renderLights(LightRenderer lightRenderer, List<T> lights, CullFrustum frustum)	Renders all specified lights with this renderer.
protected abstract void	setupBufferState()	Sets up the instanced buffer state.
protected abstract void	setupRenderState(LightRenderer lightRenderer, List<T> lights)	Sets up the render state for drawing all lights.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.lwjgl.system.NativeResource

close

Field Details

lightSize

protected final int lightSize

maxLights

protected int maxLights

Constructor Details

InstancedLightRenderer

public InstancedLightRenderer(int maxLights,
 int lightSize)

Creates a new instanced light renderer with a resizeable light buffer.

Parameters:

maxLights - The maximum amount of lights that can be rendered in one draw call.

lightSize - The size of each light in bytes

Method Details

createMesh

protected com.mojang.blaze3d.vertex.BufferBuilder.RenderedBuffer createMesh()

Returns:

The mesh data each instanced light will be rendered with use

setupBufferState

protected abstract void setupBufferState()

Sets up the instanced buffer state.

setupRenderState

protected abstract void setupRenderState(LightRenderer lightRenderer,
 List<T> lights)

Sets up the render state for drawing all lights.

Parameters:

lightRenderer - The renderer instance

lights - All lights in the order they are in the instanced buffer

clearRenderState

protected abstract void clearRenderState(LightRenderer lightRenderer,
 List<T> lights)

Clears the render state after drawing all lights.

Parameters:

lightRenderer - The renderer instance

lights - All lights in the order they are in the instanced buffer

renderLights

public void renderLights(LightRenderer lightRenderer,
 List<T> lights,
 CullFrustum frustum)

Description copied from interface: LightTypeRenderer

Renders all specified lights with this renderer.

Shaders, custom uniforms, and the way lights are rendered is up to the individual renderer.

Specified by:

renderLights in interface LightTypeRenderer<T extends Light & InstancedLight>

Parameters:

lightRenderer - The light renderer instance

lights - The lights to render

frustum - The culling view frustum

free

public void free()

Specified by:

free in interface org.lwjgl.system.NativeResource