com.badlogic.gdx.graphics
Class VertexAttributes

java.lang.Object
  com.badlogic.gdx.graphics.VertexAttributes

public final class VertexAttributes
extends Object

Instances of this class specify the vertex attributes of a mesh. VertexAttributes are used by Mesh instances to define its vertex structure. Vertex attributes have an order. The order is specified by the order they are added to this class.

Author:

mzechner

Nested Class Summary

static class

VertexAttributes.Usage The usage of a vertex attribute.

Field Summary

int	vertexSize the size of a single vertex in bytes

Constructor Summary

VertexAttributes(VertexAttribute... attributes)
Constructor, sets the vertex attributes in a specific order

Method Summary

boolean	equals(Object obj)
VertexAttribute	findByUsage(int usage) Returns the first VertexAttribute for the given usage.
VertexAttribute	get(int index)
long	getMask() Calculates a mask based on the contained VertexAttribute instances.
int	getOffset(int usage) Returns the offset for the first VertexAttribute with the specified usage.
int	size()
String	toString()

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

vertexSize

public final int vertexSize

the size of a single vertex in bytes

Constructor Detail

VertexAttributes

public VertexAttributes(VertexAttribute... attributes)

Constructor, sets the vertex attributes in a specific order

Method Detail

getOffset

public int getOffset(int usage)

Returns the offset for the first VertexAttribute with the specified usage.

Parameters:

usage - The usage of the VertexAttribute.

findByUsage

public VertexAttribute findByUsage(int usage)

Returns the first VertexAttribute for the given usage.

Parameters:

usage - The usage of the VertexAttribute to find.

size

public int size()

Returns:

the number of attributes

get

public VertexAttribute get(int index)

Parameters:

index - the index

Returns:

the VertexAttribute at the given index

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

getMask

public long getMask()

Calculates a mask based on the contained VertexAttribute instances. The mask is a bit-wise or of each attributes VertexAttribute.usage.

Returns:

the mask