struct.KernelCmd.html 21 KB

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  1. <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `KernelCmd` struct in crate `ocl`."><meta name="keywords" content="rust, rustlang, rust-lang, KernelCmd"><title>ocl::builders::KernelCmd - Rust</title><link rel="stylesheet" type="text/css" href="../../normalize.css"><link rel="stylesheet" type="text/css" href="../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../dark.css"><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script src="../../storage.js"></script></head><body class="rustdoc struct"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">&#9776;</div><p class='location'>Struct KernelCmd</p><div class="sidebar-elems"><div class="block items"><a class="sidebar-title" href="#methods">Methods</a><div class="sidebar-links"><a href="#method.queue">queue</a><a href="#method.gwo">gwo</a><a href="#method.gws">gws</a><a href="#method.lws">lws</a><a href="#method.global_work_offset">global_work_offset</a><a href="#method.global_work_size">global_work_size</a><a href="#method.local_work_size">local_work_size</a><a href="#method.ewait">ewait</a><a href="#method.enew">enew</a><a href="#method.enq">enq</a></div><a class="sidebar-title" href="#synthetic-implementations">Auto Trait Implementations</a><div class="sidebar-links"><a href="#impl-Send">!Send</a><a href="#impl-Sync">!Sync</a></div></div><p class='location'><a href='../index.html'>ocl</a>::<wbr><a href='index.html'>builders</a></p><script>window.sidebarCurrent = {name: 'KernelCmd', ty: 'struct', relpath: ''};</script><script defer src="sidebar-items.js"></script></div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../settings.html"><img src="../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><h1 class='fqn'><span class='in-band'>Struct <a href='../index.html'>ocl</a>::<wbr><a href='index.html'>builders</a>::<wbr><a class="struct" href=''>KernelCmd</a></span><span class='out-of-band'><span id='render-detail'><a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class='inner'>&#x2212;</span>]</a></span><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#55-63' title='goto source code'>[src]</a></span></h1><div class="docblock type-decl"><pre class='rust struct'><div class="docblock attributes">#[must_use = "commands do nothing unless enqueued"]
  2. </div>pub struct KernelCmd&lt;'k&gt; { /* fields omitted */ }</pre></div><div class='docblock'><p>A kernel command builder used to enqueue a kernel with a mix of default
  3. and optionally specified arguments.</p>
  4. </div>
  5. <h2 id='methods' class='small-section-header'>
  6. Methods<a href='#methods' class='anchor'></a>
  7. </h2>
  8. <h3 id='impl' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl&lt;'k&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code><a href='#impl' class='anchor'></a></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#66-212' title='goto source code'>[src]</a></span></td></tr></tbody></table></h3><div class='docblock'><p>A kernel enqueue command.</p>
  9. </div><div class='impl-items'><h4 id='method.queue' class="method"><span id='queue.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.queue' class='fnname'>queue</a>&lt;'q, Q&gt;(self, queue: <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.reference.html">&amp;'q </a>Q) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;'q: 'k,<br>&nbsp;&nbsp;&nbsp;&nbsp;Q: 'k + <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.AsRef.html" title="trait core::convert::AsRef">AsRef</a>&lt;<a class="struct" href="../../ocl_core/types/abs/struct.CommandQueue.html" title="struct ocl_core::types::abs::CommandQueue">CommandQueueCore</a>&gt;,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#72-76' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies a queue to use for this call only.</p>
  10. <p>Overrides the kernel's default queue if one is set. If no default
  11. queue is set, this method <strong>must</strong> be called before enqueuing the
  12. kernel.</p>
  13. </div><h4 id='method.gwo' class="method"><span id='gwo.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.gwo' class='fnname'>gwo</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, gwo: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#80-83' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab deprecated'>Deprecated since 0.18.0<p>: Use <code>::global_work_offset</code> instead.</p>
  14. </div></div><div class='docblock'><p>Specifies a global work offset for this call only.</p>
  15. </div><h4 id='method.gws' class="method"><span id='gws.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.gws' class='fnname'>gws</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, gws: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#87-90' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab deprecated'>Deprecated since 0.18.0<p>: Use <code>::global_work_size</code> instead.</p>
  16. </div></div><div class='docblock'><p>Specifies a global work size for this call only.</p>
  17. </div><h4 id='method.lws' class="method"><span id='lws.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.lws' class='fnname'>lws</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, lws: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#94-97' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='stability'><div class='stab deprecated'>Deprecated since 0.18.0<p>: Use <code>::local_work_size</code> instead.</p>
  18. </div></div><div class='docblock'><p>Specifies a local work size for this call only.</p>
  19. </div><h4 id='method.global_work_offset' class="method"><span id='global_work_offset.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.global_work_offset' class='fnname'>global_work_offset</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, gwo: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#100-103' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies a global work offset for this call only.</p>
  20. </div><h4 id='method.global_work_size' class="method"><span id='global_work_size.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.global_work_size' class='fnname'>global_work_size</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, gws: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#106-109' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies a global work size for this call only.</p>
  21. </div><h4 id='method.local_work_size' class="method"><span id='local_work_size.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.local_work_size' class='fnname'>local_work_size</a>&lt;D:&nbsp;<a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/enum.SpatialDims.html" title="enum ocl::SpatialDims">SpatialDims</a>&gt;&gt;(self, lws: D) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#112-115' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies a local work size for this call only.</p>
  22. </div><h4 id='method.ewait' class="method"><span id='ewait.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.ewait' class='fnname'>ewait</a>&lt;'e, Ewl&gt;(self, ewait: Ewl) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;'e: 'k,<br>&nbsp;&nbsp;&nbsp;&nbsp;Ewl: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/builders/enum.ClWaitListPtrEnum.html" title="enum ocl::builders::ClWaitListPtrEnum">ClWaitListPtrEnum</a>&lt;'e&gt;&gt;,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#145-149' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies an event or list of events to wait on before the command
  23. will run.</p>
  24. <p>When events generated using the <code>::enew</code> method of <strong>other</strong>,
  25. previously enqueued commands are passed here (either individually or
  26. as part of an <a href="struct.EventList.html"><code>EventList</code></a>), this command will not execute until
  27. those commands have completed.</p>
  28. <p>Using events can compliment the use of queues to order commands by
  29. creating temporal dependencies between them (where commands in one
  30. queue must wait for the completion of commands in another). Events can
  31. also supplant queues altogether when, for example, using out-of-order
  32. queues.</p>
  33. <h1 id="example" class="section-header"><a href="#example">Example</a></h1>
  34. <div class='information'><div class='tooltip ignore'>ⓘ<span class='tooltiptext'>This example is not tested</span></div></div><pre class="rust rust-example-rendered ignore">
  35. <span class="comment">// Create an event list:</span>
  36. <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">event_list</span> <span class="op">=</span> <span class="ident">EventList</span>::<span class="ident">new</span>();
  37. <span class="comment">// Enqueue a kernel on `queue_1`, creating an event representing the kernel</span>
  38. <span class="comment">// command in our list:</span>
  39. <span class="ident">kernel</span>.<span class="ident">cmd</span>().<span class="ident">queue</span>(<span class="kw-2">&amp;</span><span class="ident">queue_1</span>).<span class="ident">enew</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">event_list</span>).<span class="ident">enq</span>()<span class="question-mark">?</span>;
  40. <span class="comment">// Read from a buffer using `queue_2`, ensuring the read does not begin until</span>
  41. <span class="comment">// after the kernel command has completed:</span>
  42. <span class="ident">buffer</span>.<span class="ident">read</span>(<span class="ident">rwvec</span>.<span class="ident">clone</span>()).<span class="ident">queue</span>(<span class="kw-2">&amp;</span><span class="ident">queue_2</span>).<span class="ident">ewait</span>(<span class="kw-2">&amp;</span><span class="ident">event_list</span>).<span class="ident">enq_async</span>()<span class="question-mark">?</span>;</pre>
  43. </div><h4 id='method.enew' class="method"><span id='enew.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub fn <a href='#method.enew' class='fnname'>enew</a>&lt;'e, En&gt;(self, new_event_dest: En) -&gt; <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;'e: 'k,<br>&nbsp;&nbsp;&nbsp;&nbsp;En: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="enum" href="../../ocl/builders/enum.ClNullEventPtrEnum.html" title="enum ocl::builders::ClNullEventPtrEnum">ClNullEventPtrEnum</a>&lt;'e&gt;&gt;,&nbsp;</span></code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#182-186' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Specifies the destination to store a new, optionally created event
  44. associated with this command.</p>
  45. <p>The destination can be a mutable reference to an empty event (created
  46. using <a href="struct.Event.html#method.empty"><code>Event::empty</code></a>) or a mutable reference to an event list.</p>
  47. <p>After this command is enqueued, the event in the destination can be
  48. passed to the <code>::ewait</code> method of another command. Doing so will cause
  49. the other command to wait until this command has completed before
  50. executing.</p>
  51. <p>Using events can compliment the use of queues to order commands by
  52. creating temporal dependencies between them (where commands in one
  53. queue must wait for the completion of commands in another). Events can
  54. also supplant queues altogether when, for example, using out-of-order
  55. queues.</p>
  56. <h1 id="example-1" class="section-header"><a href="#example-1">Example</a></h1>
  57. <div class='information'><div class='tooltip ignore'>ⓘ<span class='tooltiptext'>This example is not tested</span></div></div><pre class="rust rust-example-rendered ignore">
  58. <span class="comment">// Create an event list:</span>
  59. <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">event</span> <span class="op">=</span> <span class="ident">Event</span>::<span class="ident">empty</span>();
  60. <span class="comment">// Enqueue a kernel on `queue_1`, creating an event representing the kernel</span>
  61. <span class="comment">// command in our list:</span>
  62. <span class="ident">kernel</span>.<span class="ident">cmd</span>().<span class="ident">queue</span>(<span class="kw-2">&amp;</span><span class="ident">queue_1</span>).<span class="ident">enew</span>(<span class="kw-2">&amp;</span><span class="kw-2">mut</span> <span class="ident">event</span>).<span class="ident">enq</span>()<span class="question-mark">?</span>;
  63. <span class="comment">// Read from a buffer using `queue_2`, ensuring the read does not begin until</span>
  64. <span class="comment">// after the kernel command has completed:</span>
  65. <span class="ident">buffer</span>.<span class="ident">read</span>(<span class="ident">rwvec</span>.<span class="ident">clone</span>()).<span class="ident">queue</span>(<span class="kw-2">&amp;</span><span class="ident">queue_2</span>).<span class="ident">ewait</span>(<span class="kw-2">&amp;</span><span class="ident">event</span>).<span class="ident">enq_async</span>()<span class="question-mark">?</span>;</pre>
  66. </div><h4 id='method.enq' class="method"><span id='enq.v' class='invisible'><table class='table-display'><tbody><tr><td><code>pub unsafe fn <a href='#method.enq' class='fnname'>enq</a>(self) -&gt; <a class="type" href="../../ocl/error/type.Result.html" title="type ocl::error::Result">OclResult</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>&gt;</code></span></td><td><span class='out-of-band'><div class='ghost'></div><a class='srclink' href='../../src/ocl/standard/kernel.rs.html#195-211' title='goto source code'>[src]</a></td></tr></tbody></table></span></h4><div class='docblock'><p>Enqueues this kernel command.</p>
  67. <h1 id="safety" class="section-header"><a href="#safety">Safety</a></h1>
  68. <p>All kernel code must be considered untrusted. Therefore the act of
  69. calling this function contains implied unsafety even though the API
  70. itself is safe.</p>
  71. </div></div>
  72. <h2 id='synthetic-implementations' class='small-section-header'>
  73. Auto Trait Implementations<a href='#synthetic-implementations' class='anchor'></a>
  74. </h2>
  75. <div id='synthetic-implementations-list'>
  76. <h3 id='impl-Send' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl&lt;'k&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code><a href='#impl-Send' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div><h3 id='impl-Sync' class='impl'><span class='in-band'><table class='table-display'><tbody><tr><td><code>impl&lt;'k&gt; !<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="../../ocl/builders/struct.KernelCmd.html" title="struct ocl::builders::KernelCmd">KernelCmd</a>&lt;'k&gt;</code><a href='#impl-Sync' class='anchor'></a></span></td><td><span class='out-of-band'></span></td></tr></tbody></table></h3><div class='impl-items'></div></div></section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>&#9166;</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../";window.currentCrate = "ocl";</script><script src="../../aliases.js"></script><script src="../../main.js"></script><script defer src="../../search-index.js"></script></body></html>