gov.nasa.worldwind.util

Class BufferWrapper.EmptyBufferWrapper

java.lang.Object

gov.nasa.worldwind.util.BufferWrapper

gov.nasa.worldwind.util.BufferWrapper.EmptyBufferWrapper

Enclosing class:

BufferWrapper

protected static class BufferWrapper.EmptyBufferWrapper
extends BufferWrapper

Nested Class Summary

Nested classes/interfaces inherited from class gov.nasa.worldwind.util.BufferWrapper

BufferWrapper.AbstractBufferWrapper<T extends java.nio.Buffer>, BufferWrapper.ByteBufferWrapper, BufferWrapper.DoubleBufferWrapper, BufferWrapper.EmptyBufferWrapper, BufferWrapper.FloatBufferWrapper, BufferWrapper.IntBufferWrapper, BufferWrapper.ShortBufferWrapper

Field Summary

Fields inherited from class gov.nasa.worldwind.util.BufferWrapper

EMPTY_BUFFER_WRAPPER

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EmptyBufferWrapper()

Method Summary

Modifier and Type	Method and Description
BufferWrapper	copyOf(int newSize) Returns a copy of this buffer with the specified new size.
java.nio.Buffer	getBackingBuffer() Returns the buffer's backing data sture.
byte	getByte(int index) Returns the value at the specified index, cast to a byte.
void	getByte(int index, byte[] array, int offset, int length) Returns the sequence of values starting at the specified index and with the specified length, cast to bytes.
double	getDouble(int index) Returns the value at the specified index, cast to a double.
void	getDouble(int index, double[] array, int offset, int length) Returns the sequence of values starting at the specified index and with the specified length, cast to doubles.
float	getFloat(int index) Returns the value at the specified index, cast to a float.
void	getFloat(int index, float[] array, int offset, int length) Returns the sequence of values starting at the specified index and with the specified length, cast to floats.
int	getGLDataType() Returns the OpenGL data type corresponding to the buffer's underlying data type (e.g.
int	getInt(int index) Returns the value at the specified index, cast to an int.
void	getInt(int index, int[] array, int offset, int length) Returns the sequence of values starting at the specified index and with the specified length, cast to ints.
short	getShort(int index) Returns the value at the specified index, cast to a short.
void	getShort(int index, short[] array, int offset, int length) Returns the sequence of values starting at the specified index and with the specified length, cast to shorts.
long	getSizeInBytes() Returns the size of this buffer, in bytes.
BufferWrapper	getSubBuffer(int index, int length) Returns a new BufferWrapper which is a subsequence of this buffer.
int	length() Returns the length of the buffer, in units of the underlying data type (e.g.
void	putByte(int index, byte value) Sets the value at the specified index as a byte.
void	putByte(int index, byte[] array, int offset, int length) Sets the sequence of values starting at the specified index and with the specified length, as bytes.
void	putDouble(int index, double value) Sets the value at the specified index as a double.
void	putDouble(int index, double[] array, int offset, int length) Sets the sequence of values starting at the specified index and with the specified length, as doubles.
void	putFloat(int index, float value) Sets the value at the specified index as a float.
void	putFloat(int index, float[] array, int offset, int length) Sets the sequence of values starting at the specified index and with the specified length, as floats.
void	putInt(int index, int value) Sets the value at the specified index as an int.
void	putInt(int index, int[] array, int offset, int length) Sets the sequence of values starting at the specified index and with the specified length, as ints.
void	putShort(int index, short value) Sets the value at the specified index as a short.
void	putShort(int index, short[] array, int offset, int length) Sets the sequence of values starting at the specified index and with the specified length, as ints.
void	putSubBuffer(int index, BufferWrapper buffer) Sets a subsequence of this buffer with the contents of the specified buffer.
void	putSubBuffer(int index, BufferWrapper buffer, int offset, int length) Sets a subsequence of this buffer with the contents of the specified buffer.

Methods inherited from class gov.nasa.worldwind.util.BufferWrapper

emptyBufferWrapper, wrap, wrap, wrap

Methods inherited from class java.lang.Object

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

Constructor Detail

EmptyBufferWrapper

protected EmptyBufferWrapper()

Method Detail

copyOf

public BufferWrapper copyOf(int newSize)

Description copied from class: BufferWrapper

Returns a copy of this buffer with the specified new size. The new size must be greater than or equal to this buffer's size. If the new size is greater than this buffer's size, this returns a new buffer which is partially filled with the contents of this buffer. The returned buffer has the same backing buffer type, but its contents are independent from this VecBuffer.

Specified by:

copyOf in class BufferWrapper

Parameters:

newSize - the new buffer's size.

Returns:

the new buffer, with the specified size.

getBackingBuffer

public java.nio.Buffer getBackingBuffer()

Description copied from class: BufferWrapper

Returns the buffer's backing data sture. For the standard BufferWrapper types (ByteBufferWrapper, ShortBufferWrapper, IntBufferWrapper, FloatBufferWrapper, and DoubleBufferWrapper), this returns the backing Buffer.

Specified by:

getBackingBuffer in class BufferWrapper

Returns:

the backing data store.

getByte

public byte getByte(int index)

Description copied from class: BufferWrapper

Returns the value at the specified index, cast to a byte.

Specified by:

getByte in class BufferWrapper

Parameters:

index - the index of the value to be returned.

Returns:

the byte at the specified index.

getByte

public void getByte(int index,
                    byte[] array,
                    int offset,
                    int length)

Description copied from class: BufferWrapper

Returns the sequence of values starting at the specified index and with the specified length, cast to bytes.

Specified by:

getByte in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to get.

getDouble

public double getDouble(int index)

Description copied from class: BufferWrapper

Returns the value at the specified index, cast to a double.

Specified by:

getDouble in class BufferWrapper

Parameters:

index - the index of the value to be returned.

Returns:

the double at the specified index.

getDouble

public void getDouble(int index,
                      double[] array,
                      int offset,
                      int length)

Description copied from class: BufferWrapper

Returns the sequence of values starting at the specified index and with the specified length, cast to doubles.

Specified by:

getDouble in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to get.

getFloat

public float getFloat(int index)

Description copied from class: BufferWrapper

Returns the value at the specified index, cast to a float.

Specified by:

getFloat in class BufferWrapper

Parameters:

index - the index of the value to be returned.

Returns:

the float at the specified index.

getFloat

public void getFloat(int index,
                     float[] array,
                     int offset,
                     int length)

Description copied from class: BufferWrapper

Returns the sequence of values starting at the specified index and with the specified length, cast to floats.

Specified by:

getFloat in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to get.

getGLDataType

public int getGLDataType()

Description copied from class: BufferWrapper

Returns the OpenGL data type corresponding to the buffer's underlying data type (e.g. GL_BYTE, GL_SHORT, GL_INT, GL_FLOAT, GL_DOUBLE).

Specified by:

getGLDataType in class BufferWrapper

Returns:

the buffer's OpenGL data type.

getInt

public int getInt(int index)

Description copied from class: BufferWrapper

Returns the value at the specified index, cast to an int.

Specified by:

getInt in class BufferWrapper

Parameters:

index - the index of the value to be returned.

Returns:

the int at the specified index.

getInt

public void getInt(int index,
                   int[] array,
                   int offset,
                   int length)

Description copied from class: BufferWrapper

Returns the sequence of values starting at the specified index and with the specified length, cast to ints.

Specified by:

getInt in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to get.

getShort

public short getShort(int index)

Description copied from class: BufferWrapper

Returns the value at the specified index, cast to a short.

Specified by:

getShort in class BufferWrapper

Parameters:

index - the index of the value to be returned.

Returns:

the short at the specified index.

getShort

public void getShort(int index,
                     short[] array,
                     int offset,
                     int length)

Description copied from class: BufferWrapper

Returns the sequence of values starting at the specified index and with the specified length, cast to shorts.

Specified by:

getShort in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to get.

getSizeInBytes

public long getSizeInBytes()

Description copied from class: BufferWrapper

Returns the size of this buffer, in bytes.

Specified by:

getSizeInBytes in class BufferWrapper

Returns:

the buffer's size in bytes.

getSubBuffer

public BufferWrapper getSubBuffer(int index,
                                  int length)

Description copied from class: BufferWrapper

Returns a new BufferWrapper which is a subsequence of this buffer. The new buffer starts with the value at the specified index, and has the specified length. The two buffers share the same backing store, so changes to this buffer are reflected in the new buffer, and vice versa.

Specified by:

getSubBuffer in class BufferWrapper

Parameters:

index - the new buffer's starting index.

length - the new buffer's length.

Returns:

a subsequence of this buffer.

length

public int length()

Description copied from class: BufferWrapper

Returns the length of the buffer, in units of the underlying data type (e.g. bytes, shorts, ints, floats, doubles).

Specified by:

length in class BufferWrapper

Returns:

the buffer's length.

putByte

public void putByte(int index,
                    byte value)

Description copied from class: BufferWrapper

Sets the value at the specified index as a byte. The byte is cast to the underlying data type.

Specified by:

putByte in class BufferWrapper

Parameters:

index - the index of the value to be returned.

value - the byte value to be set.

putByte

public void putByte(int index,
                    byte[] array,
                    int offset,
                    int length)

Description copied from class: BufferWrapper

Sets the sequence of values starting at the specified index and with the specified length, as bytes. The bytes are cast to the underlying data type.

Specified by:

putByte in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to put.

putDouble

public void putDouble(int index,
                      double value)

Description copied from class: BufferWrapper

Sets the value at the specified index as a double. The double is cast to the underlying data type.

Specified by:

putDouble in class BufferWrapper

Parameters:

index - the index of the value to be returned.

value - the double value to be set.

putDouble

public void putDouble(int index,
                      double[] array,
                      int offset,
                      int length)

Description copied from class: BufferWrapper

Sets the sequence of values starting at the specified index and with the specified length, as doubles. The doubles are cast to the underlying data type.

Specified by:

putDouble in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to put.

putFloat

public void putFloat(int index,
                     float value)

Description copied from class: BufferWrapper

Sets the value at the specified index as a float. The float is cast to the underlying data type.

Specified by:

putFloat in class BufferWrapper

Parameters:

index - the index of the value to be returned.

value - the float value to be set.

putFloat

public void putFloat(int index,
                     float[] array,
                     int offset,
                     int length)

Description copied from class: BufferWrapper

Sets the sequence of values starting at the specified index and with the specified length, as floats. The floats are cast to the underlying data type.

Specified by:

putFloat in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to put.

putInt

public void putInt(int index,
                   int value)

Description copied from class: BufferWrapper

Sets the value at the specified index as an int. The int is cast to the underlying data type.

Specified by:

putInt in class BufferWrapper

Parameters:

index - the index of the value to be returned.

value - the int value to be set.

putInt

public void putInt(int index,
                   int[] array,
                   int offset,
                   int length)

Description copied from class: BufferWrapper

Sets the sequence of values starting at the specified index and with the specified length, as ints. The ints are cast to the underlying data type.

Specified by:

putInt in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to put.

putShort

public void putShort(int index,
                     short value)

Description copied from class: BufferWrapper

Sets the value at the specified index as a short. The short is cast to the underlying data type.

Specified by:

putShort in class BufferWrapper

Parameters:

index - the index of the value to be returned.

value - the short value to be set.

putShort

public void putShort(int index,
                     short[] array,
                     int offset,
                     int length)

Description copied from class: BufferWrapper

Sets the sequence of values starting at the specified index and with the specified length, as ints. The ints are cast to the underlying data type.

Specified by:

putShort in class BufferWrapper

Parameters:

index - the buffer starting index.

array - the array.

offset - the array starting index.

length - the number of values to put.

putSubBuffer

public void putSubBuffer(int index,
                         BufferWrapper buffer)

Description copied from class: BufferWrapper

Sets a subsequence of this buffer with the contents of the specified buffer. The subsequence to set starts with the value at the specified index, and has length equal to the specified buffer's length.

Specified by:

putSubBuffer in class BufferWrapper

Parameters:

index - the starting index to set.

buffer - the buffer.

putSubBuffer

public void putSubBuffer(int index,
                         BufferWrapper buffer,
                         int offset,
                         int length)

Description copied from class: BufferWrapper

Sets a subsequence of this buffer with the contents of the specified buffer. The subsequence to set starts with the value at the specified index, and has length equal to the specified length.

Specified by:

putSubBuffer in class BufferWrapper

Parameters:

index - the starting index to set.

buffer - the buffer.

offset - the starting index to get from the buffer.

length - the number of values to get from the buffer.