Package gov.nasa.worldwind.util

Class BufferWrapper.EmptyBufferWrapper

    • Constructor Summary

      Constructors 
      Modifier Constructor Description
      protected EmptyBufferWrapper()  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method 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 java.lang.Object

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

    • Constructor Detail

      • EmptyBufferWrapper

        protected EmptyBufferWrapper()

    • Method Detail

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.

      • 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.