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<?xml-stylesheet type="text/xsl" href="mathml.xsl"?><html xmlns="http://www.w3.org/1999/xhtml" xmlns:pref="http://www.w3.org/2002/Math/preference" pref:renderer="mathplayer-dl"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><link rel="stylesheet" type="text/css" href="opengl-man.css" /><title>imageSize - OpenGL Shading Language (GLSL)</title><meta name="generator" content="DocBook XSL Stylesheets V1.69.1" /></head><body><div class="refentry" lang="en" xml:lang="en"><a id="imageSize"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>imageSize — retrieve the dimensions of an image</p></div><div class="refsynopsisdiv"><h2>Declaration</h2><div class="funcsynopsis"><p><code class="funcdef">int <b class="fsfunc">imageSize</b>(</code>gimage1D <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec2 <b class="fsfunc">imageSize</b>(</code>gimage2D <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec3 <b class="fsfunc">imageSize</b>(</code>gimage3D <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec2 <b class="fsfunc">imageSize</b>(</code>gimageCube <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec3 <b class="fsfunc">imageSize</b>(</code>gimageCubeArray <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec2 <b class="fsfunc">imageSize</b>(</code>gimageRect <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec2 <b class="fsfunc">imageSize</b>(</code>gimage1DArray <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec3 <b class="fsfunc">imageSize</b>(</code>gimage2DArray <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">int <b class="fsfunc">imageSize</b>(</code>gimageBuffer <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec2 <b class="fsfunc">imageSize</b>(</code>gimage2DMS <var class="pdparam">image</var><code>)</code>;</p><p><code class="funcdef">ivec3 <b class="fsfunc">imageSize</b>(</code>gimage2DMSArray <var class="pdparam">image</var><code>)</code>;</p></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="parameters"></a><h2>Parameters</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>image</code></em></span></dt><dd><p>
                    Specifies the image to which the texture whose dimensions to retrieve is bound.
                </p></dd></dl></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="description"></a><h2>Description</h2><p>
            <code class="function">imageSize</code> returns the dimensions of the image bound to <em class="parameter"><code>image</code></em>.
            The components in the return value are filled in,
            in order, with the width, height and depth of the image. For the array forms, the last component of the
            return value is the number of layers in the texture array.
        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="versions"></a><h2>Version Support</h2><div class="informaltable"><table border="1"><colgroup><col align="left" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /><col align="center" /></colgroup><thead><tr><th align="left"><span class="bold"><strong>Function</strong></span></th><th align="left"><span class="bold"><strong>Version 1.10</strong></span></th><th align="left"><span class="bold"><strong>Version 1.20</strong></span></th><th align="left"><span class="bold"><strong>Version 1.30</strong></span></th><th align="left"><span class="bold"><strong>Version 1.40</strong></span></th><th align="left"><span class="bold"><strong>Version 1.50</strong></span></th><th align="left"><span class="bold"><strong>Version 3.30</strong></span></th><th align="left"><span class="bold"><strong>Version 4.00</strong></span></th><th align="left"><span class="bold"><strong>Version 4.10</strong></span></th><th align="left"><span class="bold"><strong>Version 4.20</strong></span></th><th align="center"><span class="bold"><strong>Version 4.30</strong></span></th></tr><tr><th align="left">imageSize</th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>-</em></span></th><th align="center"><span class="emphasis"><em>Y</em></span></th></tr></thead></table></div></div><div class="refsect1" lang="en" xml:lang="en"><a id="seealso"></a><h2>See Also</h2><p>
            <a href="textureSize.xml"><span class="citerefentry"><span class="refentrytitle">textureSize</span></span></a>,
            <a href="imageLoad.xml"><span class="citerefentry"><span class="refentrytitle">imageLoad</span></span></a>,
            <a href="imageStore.xml"><span class="citerefentry"><span class="refentrytitle">imageStore</span></span></a>
        </p></div><div class="refsect1" lang="en" xml:lang="en"><a id="Copyright"></a><h2>Copyright</h2><p>
            Copyright <span class="trademark"></span>© 2011-2012 Khronos Group.
            This material may be distributed subject to the terms and conditions set forth in
            the Open Publication License, v 1.0, 8 June 1999.
            <a href="http://opencontent.org/openpub/" target="_top">http://opencontent.org/openpub/</a>.
        </p></div></div></body></html>
