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153 lines
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<div id="projectname">Vulkan Memory Allocator
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<div class="header">
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<a href="#pub-attribs">Public Attributes</a> |
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<a href="struct_vma_budget-members.html">List of all members</a> </div>
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<div class="headertitle"><div class="title">VmaBudget Struct Reference<div class="ingroups"><a class="el" href="group__group__stats.html">Statistics</a></div></div></div>
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<div class="contents">
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<p>Statistics of current memory usage and available budget for a specific memory heap.
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<a href="struct_vma_budget.html#details">More...</a></p>
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<table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
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Public Attributes</h2></td></tr>
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<tr class="memitem:a6d15ab3a798fd62d9efa3a1e1f83bf54"><td class="memItemLeft" align="right" valign="top"><a class="el" href="struct_vma_statistics.html">VmaStatistics</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_vma_budget.html#a6d15ab3a798fd62d9efa3a1e1f83bf54">statistics</a></td></tr>
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<tr class="memdesc:a6d15ab3a798fd62d9efa3a1e1f83bf54"><td class="mdescLeft"> </td><td class="mdescRight">Statistics fetched from the library. <a href="struct_vma_budget.html#a6d15ab3a798fd62d9efa3a1e1f83bf54">More...</a><br /></td></tr>
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<tr class="separator:a6d15ab3a798fd62d9efa3a1e1f83bf54"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a84dd1ecca8b0110259eb206dbadb11f6"><td class="memItemLeft" align="right" valign="top">VkDeviceSize </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_vma_budget.html#a84dd1ecca8b0110259eb206dbadb11f6">usage</a></td></tr>
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<tr class="memdesc:a84dd1ecca8b0110259eb206dbadb11f6"><td class="mdescLeft"> </td><td class="mdescRight">Estimated current memory usage of the program, in bytes. <a href="struct_vma_budget.html#a84dd1ecca8b0110259eb206dbadb11f6">More...</a><br /></td></tr>
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<tr class="separator:a84dd1ecca8b0110259eb206dbadb11f6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ab82e1d1754c2d210d0bdf90220bc6cdd"><td class="memItemLeft" align="right" valign="top">VkDeviceSize </td><td class="memItemRight" valign="bottom"><a class="el" href="struct_vma_budget.html#ab82e1d1754c2d210d0bdf90220bc6cdd">budget</a></td></tr>
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<tr class="memdesc:ab82e1d1754c2d210d0bdf90220bc6cdd"><td class="mdescLeft"> </td><td class="mdescRight">Estimated amount of memory available to the program, in bytes. <a href="struct_vma_budget.html#ab82e1d1754c2d210d0bdf90220bc6cdd">More...</a><br /></td></tr>
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<tr class="separator:ab82e1d1754c2d210d0bdf90220bc6cdd"><td class="memSeparator" colspan="2"> </td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p >Statistics of current memory usage and available budget for a specific memory heap. </p>
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<p >These are fast to calculate. See function <a class="el" href="group__group__stats.html#ga9f88db9d46a432c0ad7278cecbc5eaa7" title="Retrieves information about current memory usage and budget for all memory heaps.">vmaGetHeapBudgets()</a>. </p>
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</div><h2 class="groupheader">Member Data Documentation</h2>
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<a id="ab82e1d1754c2d210d0bdf90220bc6cdd" name="ab82e1d1754c2d210d0bdf90220bc6cdd"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ab82e1d1754c2d210d0bdf90220bc6cdd">◆ </a></span>budget</h2>
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<td class="memname">VkDeviceSize VmaBudget::budget</td>
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</div><div class="memdoc">
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<p>Estimated amount of memory available to the program, in bytes. </p>
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<p >Fetched from system using VK_EXT_memory_budget extension if enabled.</p>
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<p >It might be different (most probably smaller) than <code>VkMemoryHeap::size[heapIndex]</code> due to factors external to the program, decided by the operating system. Difference <code>budget - usage</code> is the amount of additional memory that can probably be allocated without problems. Exceeding the budget may result in various problems. </p>
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<a id="a6d15ab3a798fd62d9efa3a1e1f83bf54" name="a6d15ab3a798fd62d9efa3a1e1f83bf54"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a6d15ab3a798fd62d9efa3a1e1f83bf54">◆ </a></span>statistics</h2>
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<div class="memproto">
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<table class="memname">
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<td class="memname"><a class="el" href="struct_vma_statistics.html">VmaStatistics</a> VmaBudget::statistics</td>
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</table>
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</div><div class="memdoc">
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<p>Statistics fetched from the library. </p>
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</div>
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</div>
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<a id="a84dd1ecca8b0110259eb206dbadb11f6" name="a84dd1ecca8b0110259eb206dbadb11f6"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a84dd1ecca8b0110259eb206dbadb11f6">◆ </a></span>usage</h2>
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<div class="memitem">
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<div class="memproto">
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<table class="memname">
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<tr>
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<td class="memname">VkDeviceSize VmaBudget::usage</td>
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</tr>
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</table>
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</div><div class="memdoc">
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<p>Estimated current memory usage of the program, in bytes. </p>
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<p >Fetched from system using VK_EXT_memory_budget extension if enabled.</p>
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<p >It might be different than <code>statistics.blockBytes</code> (usually higher) due to additional implicit objects also occupying the memory, like swapchain, pipelines, descriptor heaps, command buffers, or <code>VkDeviceMemory</code> blocks allocated outside of this library, if any. </p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
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<li>D:/PROJECTS/Vulkan Memory Allocator/REPO/include/<a class="el" href="vk__mem__alloc_8h.html">vk_mem_alloc.h</a></li>
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