<html> <head> <title>Constants' Group FloatingPointBitmapFormat</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <link rel="stylesheet" type="text/css" href="../../../../idl.css"> </head> <body> <div id="adc-idlref"> <a name="_top_"> </a><table class="navimain" border="0" cellpadding="3"> <tr> <td class="navimain"><a href="../module-ix.html" class="navimain">Overview</a></td> <td class="navimain"><a href="module-ix.html" class="navimain">Module</a></td> <td class="navimainnone">Use</td> <td class="navimainnone">Devguide</td> <td class="navimain"><a href="../../../../index-files/index-1.html" class="navimain">Index</a></td> </tr> </table> <table class="navisub" border="0" cellpadding="0"> <tr> <td class="navisub"><a href="#Constants" class="navisub">Constants</a></td> <td class="navisub"><a href="#ConstantDetails" class="navisub">Constants' Details</a></td> </tr> </table> <hr> <table border="0" width="100%" cellpadding="5" cellspacing="3" class="title-table" style="margin-bottom:6pt;"> <tr> <td><p class="namechain"><a href="../../../../module-ix.html" class="namechain">::</a> <a href="../../../module-ix.html" class="namechain">com</a> :: <a href="../../module-ix.html" class="namechain">sun</a> :: <a href="../module-ix.html" class="namechain">star</a> :: <a href="module-ix.html" class="namechain">rendering</a> :: </p> </td> </tr> <tr> <td class="title"><table class="title-table" width="99%"> <tr> <td width="25%" class="title2">unpublished </td> <td width="50%" class="title">constants group FloatingPointBitmapFormat</td> <td width="*"/></tr> </table> </td> </tr> <tr> <td><dl> <dt><b>Description</b></dt> <dd>This structure describes format of a floating point bitmap.</dd> <dd><p> The difference between chunky and planar layout lies in the way how color channels are interleaved. For a chunky format, all channel data for a single pixel lies consecutively in memory. For a planar layout, the first channel of all pixel is stored consecutive, followed by the second channel, and so forth.<p> </dd> <dt><b/></dt> <dd/></dl> </td> </tr> </table> <hr> <a name="Constants"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle" colspan="2">Constants</td> </tr> <tr> <td class="imsum_left"><a href="#CHUNKY_HALFFLOAT">CHUNKY_HALFFLOAT</a></td> <td class="imsum_right">Half-float format, with chunky layout. </td> </tr> <tr> <td class="imsum_left"><a href="#PLANES_HALFFLOAT">PLANES_HALFFLOAT</a></td> <td class="imsum_right">Half-float format, with plane layout. </td> </tr> <tr> <td class="imsum_left"><a href="#CHUNKY_FLOAT">CHUNKY_FLOAT</a></td> <td class="imsum_right">IEEE float format, with chunky layout. </td> </tr> <tr> <td class="imsum_left"><a href="#PLANES_FLOAT">PLANES_FLOAT</a></td> <td class="imsum_right">IEEE float format, with plane layout. </td> </tr> <tr> <td class="imsum_left"><a href="#CHUNKY_DOUBLE">CHUNKY_DOUBLE</a></td> <td class="imsum_right">IEEE double format, with chunky layout. </td> </tr> <tr> <td class="imsum_left"><a href="#PLANES_DOUBLE">PLANES_DOUBLE</a></td> <td class="imsum_right">IEEE double format, with chunky layout. </td> </tr> </table> <a name="ConstantDetails"/><table border="1" width="100%" cellpadding="5" cellspacing="0" class="subtitle"> <tr> <td class="subtitle">Constants' Details</td> </tr> <tr> <td class="imdetail"><a name="CHUNKY_HALFFLOAT" class="membertitle">CHUNKY_HALFFLOAT</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>CHUNKY_HALFFLOAT</b> =0;<hr> <dl> <dt><b>Description</b></dt> <dd>Half-float format, with chunky layout.</dd> <dd><p> The color components are stored in the half-float format, i.e. in a 16 bit value, with 5 bit exponent, 10 bit mantissa and a sign bit. The bits of each value are stored consecutive in memory.<p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="PLANES_HALFFLOAT" class="membertitle">PLANES_HALFFLOAT</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>PLANES_HALFFLOAT</b> =1;<hr> <dl> <dt><b>Description</b></dt> <dd>Half-float format, with plane layout.</dd> <dd><p> The color components are stored in the half-float format, i.e. in a 16 bit value, with 5 bit exponent, 10 bit mantissa and a sign bit. For multi-channel Bitmaps, the pixel of the first color channel are stored consecutively, follow by the second channel and so forth.<p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="CHUNKY_FLOAT" class="membertitle">CHUNKY_FLOAT</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>CHUNKY_FLOAT</b> =2;<hr> <dl> <dt><b>Description</b></dt> <dd>IEEE float format, with chunky layout.</dd> <dd><p> The color components are stored in the IEEE single-precision floating point format, i.e. in a 32 bit value, with 8 bit exponent, 23 bit mantissa and a sign bit. The bits of each value are stored consecutive in memory.<p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="PLANES_FLOAT" class="membertitle">PLANES_FLOAT</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>PLANES_FLOAT</b> =3;<hr> <dl> <dt><b>Description</b></dt> <dd>IEEE float format, with plane layout.</dd> <dd><p> The color components are stored in the IEEE single-precision floating point format, i.e. in a 32 bit value, with 8 bit exponent, 23 bit mantissa and a sign bit. For multi-channel Bitmaps, the pixel of the first color channel are stored consecutively, follow by the second channel and so forth.<p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="CHUNKY_DOUBLE" class="membertitle">CHUNKY_DOUBLE</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>CHUNKY_DOUBLE</b> =4;<hr> <dl> <dt><b>Description</b></dt> <dd>IEEE double format, with chunky layout.</dd> <dd><p> The color components are stored in the IEEE double-precision floating point format, i.e. in a 64 bit value, with 16 bit exponent, 47 bit mantissa and a sign bit. The bits of each value are stored consecutive in memory.<p> </dd> </dl> </td> </tr> </table> </td> </tr> <tr> <td class="imdetail"><a name="PLANES_DOUBLE" class="membertitle">PLANES_DOUBLE</a><table border="0" width="96%" cellpadding="5" cellspacing="0" class="table-in-data" bgcolor="#ffffff" align="center"> <tr> <td>const byte <b>PLANES_DOUBLE</b> =5;<hr> <dl> <dt><b>Description</b></dt> <dd>IEEE double format, with chunky layout.</dd> <dd><p> The color components are stored in the IEEE double-precision floating point format, i.e. in a 64 bit value, with 16 bit exponent, 47 bit mantissa and a sign bit. For multi-channel Bitmaps, the pixel of the first color channel are stored consecutively, follow by the second channel and so forth.<p> </dd> </dl> </td> </tr> </table> </td> </tr> </table> <a href="#_top_">Top of Page</a><hr size="3"><p class="copyright" align="center">Copyright © 2008 Sun Microsystems, Inc.</p> </div> <!-- id="adc-idlref" --> </body> </html>
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