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opsu-dance/lib/lwjgl-2.9.1/javadoc/org/lwjgl/BufferUtils.html
Jeffrey Han 9da166f60f Initial commit.
2014-06-29 22:17:04 -04:00

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<h2 title="Class BufferUtils" class="title">Class BufferUtils</h2>
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<pre>public final class <span class="strong">BufferUtils</span>
extends java.lang.Object</pre>
<div class="block">Some often-used Buffer code for creating native buffers of the appropriate size.</div>
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<td class="colOne"><code><strong><a href="../../org/lwjgl/BufferUtils.html#BufferUtils()">BufferUtils</a></strong>()</code>&nbsp;</td>
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<td class="colFirst"><code>static java.nio.ByteBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createByteBuffer(int)">createByteBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-ordered bytebuffer with the specified size.</div>
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<td class="colFirst"><code>static java.nio.CharBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createCharBuffer(int)">createCharBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order charbuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static java.nio.DoubleBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createDoubleBuffer(int)">createDoubleBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order doublebuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static java.nio.FloatBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createFloatBuffer(int)">createFloatBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order floatbuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static java.nio.IntBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createIntBuffer(int)">createIntBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order intbuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static java.nio.LongBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createLongBuffer(int)">createLongBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order longbuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static <a href="../../org/lwjgl/PointerBuffer.html" title="class in org.lwjgl">PointerBuffer</a></code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createPointerBuffer(int)">createPointerBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a PointerBuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static java.nio.ShortBuffer</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#createShortBuffer(int)">createShortBuffer</a></strong>(int&nbsp;size)</code>
<div class="block">Construct a direct native-order shortbuffer with the specified number
of elements.</div>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#getElementSizeExponent(java.nio.Buffer)">getElementSizeExponent</a></strong>(java.nio.Buffer&nbsp;buf)</code>&nbsp;</td>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#getOffset(java.nio.Buffer)">getOffset</a></strong>(java.nio.Buffer&nbsp;buffer)</code>
<div class="block">A helper function which is used to get the byte offset in an arbitrary buffer
based on its position</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.ByteBuffer)">zeroBuffer</a></strong>(java.nio.ByteBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.CharBuffer)">zeroBuffer</a></strong>(java.nio.CharBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
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<tr class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.DoubleBuffer)">zeroBuffer</a></strong>(java.nio.DoubleBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.FloatBuffer)">zeroBuffer</a></strong>(java.nio.FloatBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
</td>
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<tr class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.IntBuffer)">zeroBuffer</a></strong>(java.nio.IntBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
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<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.LongBuffer)">zeroBuffer</a></strong>(java.nio.LongBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><strong><a href="../../org/lwjgl/BufferUtils.html#zeroBuffer(java.nio.ShortBuffer)">zeroBuffer</a></strong>(java.nio.ShortBuffer&nbsp;b)</code>
<div class="block">Fill buffer with zeros from position to remaining</div>
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<pre>public static&nbsp;java.nio.ByteBuffer&nbsp;createByteBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-ordered bytebuffer with the specified size.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in bytes</dd>
<dt><span class="strong">Returns:</span></dt><dd>a ByteBuffer</dd></dl>
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<pre>public static&nbsp;java.nio.ShortBuffer&nbsp;createShortBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order shortbuffer with the specified number
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in shorts</dd>
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<pre>public static&nbsp;java.nio.CharBuffer&nbsp;createCharBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order charbuffer with the specified number
of elements.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in chars</dd>
<dt><span class="strong">Returns:</span></dt><dd>an CharBuffer</dd></dl>
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<pre>public static&nbsp;java.nio.IntBuffer&nbsp;createIntBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order intbuffer with the specified number
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in ints</dd>
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<pre>public static&nbsp;java.nio.LongBuffer&nbsp;createLongBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order longbuffer with the specified number
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in longs</dd>
<dt><span class="strong">Returns:</span></dt><dd>an LongBuffer</dd></dl>
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<pre>public static&nbsp;java.nio.FloatBuffer&nbsp;createFloatBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order floatbuffer with the specified number
of elements.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in floats</dd>
<dt><span class="strong">Returns:</span></dt><dd>a FloatBuffer</dd></dl>
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<pre>public static&nbsp;java.nio.DoubleBuffer&nbsp;createDoubleBuffer(int&nbsp;size)</pre>
<div class="block">Construct a direct native-order doublebuffer with the specified number
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in floats</dd>
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<pre>public static&nbsp;<a href="../../org/lwjgl/PointerBuffer.html" title="class in org.lwjgl">PointerBuffer</a>&nbsp;createPointerBuffer(int&nbsp;size)</pre>
<div class="block">Construct a PointerBuffer with the specified number
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<dl><dt><span class="strong">Parameters:</span></dt><dd><code>size</code> - The size, in memory addresses</dd>
<dt><span class="strong">Returns:</span></dt><dd>a PointerBuffer</dd></dl>
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<pre>public static&nbsp;int&nbsp;getElementSizeExponent(java.nio.Buffer&nbsp;buf)</pre>
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<pre>public static&nbsp;int&nbsp;getOffset(java.nio.Buffer&nbsp;buffer)</pre>
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<dl><dt><span class="strong">Returns:</span></dt><dd>the position of the buffer, in BYTES</dd></dl>
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<pre>public static&nbsp;void&nbsp;zeroBuffer(java.nio.ByteBuffer&nbsp;b)</pre>
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<pre>public static&nbsp;void&nbsp;zeroBuffer(java.nio.ShortBuffer&nbsp;b)</pre>
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<pre>public static&nbsp;void&nbsp;zeroBuffer(java.nio.CharBuffer&nbsp;b)</pre>
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