HCoop / clinton / guile-figl.git / blame
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|---|---|---|
| 7faf1d71 AW |
1 | <?xml version="1.0" encoding="UTF-8"?>\r |
| 2 | <!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook MathML Module V1.1b1//EN"\r | |
| 3 | "http://www.oasis-open.org/docbook/xml/mathml/1.1CR1/dbmathml.dtd">\r | |
| 4 | <refentry id="glGetSync">\r | |
| 5 | <refmeta>\r | |
| 6 | <refmetainfo>\r | |
| 7 | <copyright>\r | |
| 8 | <year>2010</year>\r | |
| 9 | <holder>Khronos Group</holder>\r | |
| 10 | </copyright>\r | |
| 11 | </refmetainfo>\r | |
| 12 | <refentrytitle>glGetSynciv</refentrytitle>\r | |
| 13 | <manvolnum>3G</manvolnum>\r | |
| 14 | </refmeta>\r | |
| 15 | <refnamediv>\r | |
| 16 | <refname>glGetSynciv</refname>\r | |
| 17 | <refpurpose>query the properties of a sync object</refpurpose>\r | |
| 18 | </refnamediv>\r | |
| 19 | <refsynopsisdiv><title>C Specification</title>\r | |
| 20 | <funcsynopsis>\r | |
| 21 | <funcprototype>\r | |
| 22 | <funcdef>void <function>glGetSynciv</function></funcdef>\r | |
| 23 | <paramdef>GLsync <parameter>sync</parameter></paramdef>\r | |
| 24 | <paramdef>GLenum <parameter>pname</parameter></paramdef>\r | |
| 25 | <paramdef>GLsizei <parameter>bufSize</parameter></paramdef>\r | |
| 26 | <paramdef>GLsizei *<parameter>length</parameter></paramdef>\r | |
| 27 | <paramdef>GLint *<parameter>values</parameter></paramdef>\r | |
| 28 | </funcprototype>\r | |
| 29 | </funcsynopsis>\r | |
| 30 | </refsynopsisdiv>\r | |
| 31 | <!-- eqn: ignoring delim $$ -->\r | |
| 32 | <refsect1 id="parameters"><title>Parameters</title>\r | |
| 33 | <variablelist>\r | |
| 34 | <varlistentry>\r | |
| 35 | <term><parameter>sync</parameter></term>\r | |
| 36 | <listitem>\r | |
| 37 | <para>\r | |
| 38 | Specifies the sync object whose properties to query.\r | |
| 39 | </para>\r | |
| 40 | </listitem>\r | |
| 41 | </varlistentry>\r | |
| 42 | <varlistentry>\r | |
| 43 | <term><parameter>pname</parameter></term>\r | |
| 44 | <listitem>\r | |
| 45 | <para>\r | |
| 46 | Specifies the parameter whose value to retrieve from the sync object specified in <parameter>sync</parameter>.\r | |
| 47 | </para>\r | |
| 48 | </listitem>\r | |
| 49 | </varlistentry>\r | |
| 50 | <varlistentry>\r | |
| 51 | <term><parameter>bufSize</parameter></term>\r | |
| 52 | <listitem>\r | |
| 53 | <para>\r | |
| 54 | Specifies the size of the buffer whose address is given in <parameter>values</parameter>.\r | |
| 55 | </para>\r | |
| 56 | </listitem>\r | |
| 57 | </varlistentry>\r | |
| 58 | <varlistentry>\r | |
| 59 | <term><parameter>length</parameter></term>\r | |
| 60 | <listitem>\r | |
| 61 | <para>\r | |
| 62 | Specifies the address of an variable to receive the number of integers placed in <parameter>values</parameter>.\r | |
| 63 | </para>\r | |
| 64 | </listitem>\r | |
| 65 | </varlistentry>\r | |
| 66 | <varlistentry>\r | |
| 67 | <term><parameter>values</parameter></term>\r | |
| 68 | <listitem>\r | |
| 69 | <para>\r | |
| 70 | Specifies the address of an array to receive the values of the queried parameter.\r | |
| 71 | </para>\r | |
| 72 | </listitem>\r | |
| 73 | </varlistentry>\r | |
| 74 | </variablelist>\r | |
| 75 | </refsect1>\r | |
| 76 | <refsect1 id="description"><title>Description</title>\r | |
| 77 | <para>\r | |
| 78 | <function>glGetSynciv</function> retrieves properties of a sync object. <parameter>sync</parameter> specifies the name of the sync\r | |
| 79 | object whose properties to retrieve.\r | |
| 80 | </para>\r | |
| 81 | <para>\r | |
| 82 | On success, <function>glGetSynciv</function> replaces up to <parameter>bufSize</parameter> integers in <parameter>values</parameter> with the\r | |
| 83 | corresponding property values of the object being queried. The actual number of integers replaced is returned in the variable whose address is\r | |
| 84 | specified in <parameter>length</parameter>. If <parameter>length</parameter> is <code>NULL</code>, no length is returned.\r | |
| 85 | </para>\r | |
| 86 | <para>\r | |
| 87 | If <parameter>pname</parameter> is <constant>GL_OBJECT_TYPE</constant>, a single value representing the specific type of the sync object is\r | |
| 88 | placed in <parameter>values</parameter>. The only type supported is <constant>GL_SYNC_FENCE</constant>.\r | |
| 89 | </para>\r | |
| 90 | <para>\r | |
| 91 | If <parameter>pname</parameter> is <constant>GL_SYNC_STATUS</constant>, a single value representing the status of the sync object\r | |
| 92 | (<constant>GL_SIGNALED</constant> or <constant>GL_UNSIGNALED</constant>) is placed in <parameter>values</parameter>.\r | |
| 93 | </para>\r | |
| 94 | <para>\r | |
| 95 | If <parameter>pname</parameter> is <constant>GL_SYNC_CONDITION</constant>, a single value representing the condition of the sync object\r | |
| 96 | is placed in <parameter>values</parameter>. The only condition supported is <constant>GL_SYNC_GPU_COMMANDS_COMPLETE</constant>.\r | |
| 97 | </para>\r | |
| 98 | <para>\r | |
| 99 | If <parameter>pname</parameter> is <constant>GL_SYNC_FLAGS</constant>, a single value representing the flags with which the sync object\r | |
| 100 | was created is placed in <parameter>values</parameter>. No flags are currently supported<footnote><para><parameter>flags</parameter> is\r | |
| 101 | expected to be used in future extensions to the sync objects.</para></footnote>.\r | |
| 102 | </para>\r | |
| 103 | <para>\r | |
| 104 | If an error occurs, nothing will be written to <parameter>values</parameter> or <parameter>length</parameter>.\r | |
| 105 | </para>\r | |
| 106 | </refsect1>\r | |
| 107 | <refsect1 id="errors"><title>Errors</title>\r | |
| 108 | <para>\r | |
| 109 | <constant>GL_INVALID_VALUE</constant> is generated if <parameter>sync</parameter> is not the name of a sync object.\r | |
| 110 | </para>\r | |
| 111 | <para>\r | |
| 112 | <constant>GL_INVALID_ENUM</constant> is generated if <parameter>pname</parameter> is not one of the accepted tokens.\r | |
| 113 | </para>\r | |
| 114 | </refsect1>\r | |
| 115 | <refsect1 id="seealso"><title>See Also</title>\r | |
| 116 | <para>\r | |
| 117 | <citerefentry><refentrytitle>glFenceSync</refentrytitle></citerefentry>,\r | |
| 118 | <citerefentry><refentrytitle>glWaitSync</refentrytitle></citerefentry>,\r | |
| 119 | <citerefentry><refentrytitle>glClientWaitSync</refentrytitle></citerefentry>\r | |
| 120 | </para>\r | |
| 121 | </refsect1>\r | |
| 122 | <refsect1 id="Copyright"><title>Copyright</title>\r | |
| 123 | <para>\r | |
| 124 | Copyright <trademark class="copyright"></trademark> 2010 Khronos Group. \r | |
| 125 | This material may be distributed subject to the terms and conditions set forth in \r | |
| 126 | the Open Publication License, v 1.0, 8 June 1999.\r | |
| 127 | <ulink url="http://opencontent.org/openpub/">http://opencontent.org/openpub/</ulink>.\r | |
| 128 | </para>\r | |
| 129 | </refsect1>\r | |
| 130 | </refentry>\r |