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  <div class="headertitle"><div class="title">ComputeBufferVK.h</div></div>
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<a href="_compute_buffer_v_k_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">// Jolt Physics Library (https://github.com/jrouwe/JoltPhysics)</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment">// SPDX-FileCopyrightText: 2025 Jorrit Rouwe</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment">// SPDX-License-Identifier: MIT</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span> </div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span> </div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="preprocessor">#include &lt;<a class="code" href="_compute_buffer_8h.html">Jolt/Compute/ComputeBuffer.h</a>&gt;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span> </div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="preprocessor">#ifdef JPH_USE_VK</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="preprocessor">#include &lt;<a class="code" href="_buffer_v_k_8h.html">Jolt/Compute/VK/BufferVK.h</a>&gt;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><a class="code hl_define" href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span> </div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="keyword">class </span>ComputeSystemVK;</div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="keyword">class </span><a class="code hl_define" href="_core_8h.html#a2712a9b0f778ab9d1aa5118b4e8e6bd8">JPH_EXPORT</a> ComputeBufferVK final : <span class="keyword">public</span> <a class="code hl_class" href="class_compute_buffer.html">ComputeBuffer</a></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span>{</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span>    <a class="code hl_define" href="_memory_8h.html#a91074fb218fe28954a0938c099ddd9e0">JPH_OVERRIDE_NEW_DELETE</a></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span>                                    ComputeBufferVK(ComputeSystemVK *inComputeSystem, EType inType, <a class="code hl_typedef" href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a> inSize, <a class="code hl_typedef" href="_core_8h.html#a69aa29b598b851b0640aa225a9e5d61d">uint</a> inStride, <span class="keyword">const</span> <span class="keywordtype">void</span> *inData);</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span>    <span class="keyword">virtual</span>                         ~ComputeBufferVK() <span class="keyword">override</span>;</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span>                    <a class="code hl_function" href="class_compute_buffer.html#a3521156861699daae5fc5c1676740cd3">Unmap</a>() <span class="keyword">override</span>;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span>    <span class="keyword">virtual</span> <a class="code hl_class" href="class_ref.html">Ref&lt;ComputeBuffer&gt;</a>      <a class="code hl_function" href="class_compute_buffer.html#ad11b8cf64724dac18beb23b0df11f9e6">CreateReadBackBuffer</a>() <span class="keyword">const override</span>;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>    VkBuffer                        GetBufferCPU()<span class="keyword"> const                                    </span>{ <span class="keywordflow">return</span> mBufferCPU.mBuffer; }</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>    VkBuffer                        GetBufferGPU()<span class="keyword"> const                                    </span>{ <span class="keywordflow">return</span> mBufferGPU.mBuffer; }</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>    <a class="code hl_class" href="class_buffer_v_k.html">BufferVK</a>                        ReleaseBufferCPU()<span class="keyword"> const                                </span>{ <a class="code hl_class" href="class_buffer_v_k.html">BufferVK</a> tmp = mBufferCPU; mBufferCPU = <a class="code hl_class" href="class_buffer_v_k.html">BufferVK</a>(); <span class="keywordflow">return</span> tmp; }</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span> </div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>    <span class="keywordtype">void</span>                            Barrier(VkCommandBuffer inCommandBuffer, VkPipelineStageFlags inToStage, VkAccessFlagBits inToFlags, <span class="keywordtype">bool</span> inForce) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span>    <span class="keywordtype">bool</span>                            SyncCPUToGPU(VkCommandBuffer inCommandBuffer) <span class="keyword">const</span>;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> *                  <a class="code hl_function" href="class_compute_buffer.html#a4fb0fe151256a621c26bba4629d3244b">MapInternal</a>(EMode inMode) <span class="keyword">override</span>;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span> </div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span>    ComputeSystemVK *               mComputeSystem;</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span>    <span class="keyword">mutable</span> <a class="code hl_class" href="class_buffer_v_k.html">BufferVK</a>                mBufferCPU;</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span>    <a class="code hl_class" href="class_buffer_v_k.html">BufferVK</a>                        mBufferGPU;</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span>    <span class="keyword">mutable</span> <span class="keywordtype">bool</span>                    mNeedsSync = <span class="keyword">false</span>;                                     </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span>    <span class="keyword">mutable</span> VkAccessFlagBits        mAccessFlagBits = VK_ACCESS_SHADER_READ_BIT;            </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>    <span class="keyword">mutable</span> VkPipelineStageFlags    mAccessStage = VK_PIPELINE_STAGE_COMPUTE_SHADER_BIT;    </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>};</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span> </div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span><a class="code hl_define" href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span> </div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span><span class="preprocessor">#endif </span><span class="comment">// JPH_USE_VK</span></div>
<div class="ttc" id="a_buffer_v_k_8h_html"><div class="ttname"><a href="_buffer_v_k_8h.html">BufferVK.h</a></div></div>
<div class="ttc" id="a_compute_buffer_8h_html"><div class="ttname"><a href="_compute_buffer_8h.html">ComputeBuffer.h</a></div></div>
<div class="ttc" id="a_core_8h_html_a2712a9b0f778ab9d1aa5118b4e8e6bd8"><div class="ttname"><a href="_core_8h.html#a2712a9b0f778ab9d1aa5118b4e8e6bd8">JPH_EXPORT</a></div><div class="ttdeci">#define JPH_EXPORT</div><div class="ttdef"><b>Definition</b> Core.h:275</div></div>
<div class="ttc" id="a_core_8h_html_a60e8696a4678cd348e991a1f172e53f7"><div class="ttname"><a href="_core_8h.html#a60e8696a4678cd348e991a1f172e53f7">uint64</a></div><div class="ttdeci">std::uint64_t uint64</div><div class="ttdef"><b>Definition</b> Core.h:504</div></div>
<div class="ttc" id="a_core_8h_html_a69aa29b598b851b0640aa225a9e5d61d"><div class="ttname"><a href="_core_8h.html#a69aa29b598b851b0640aa225a9e5d61d">uint</a></div><div class="ttdeci">unsigned int uint</div><div class="ttdef"><b>Definition</b> Core.h:500</div></div>
<div class="ttc" id="a_core_8h_html_a73da8725998b00321a9db341202d650d"><div class="ttname"><a href="_core_8h.html#a73da8725998b00321a9db341202d650d">JPH_NAMESPACE_END</a></div><div class="ttdeci">#define JPH_NAMESPACE_END</div><div class="ttdef"><b>Definition</b> Core.h:425</div></div>
<div class="ttc" id="a_core_8h_html_ad14098b68b8c44ea6112601031268405"><div class="ttname"><a href="_core_8h.html#ad14098b68b8c44ea6112601031268405">JPH_NAMESPACE_BEGIN</a></div><div class="ttdeci">#define JPH_NAMESPACE_BEGIN</div><div class="ttdef"><b>Definition</b> Core.h:419</div></div>
<div class="ttc" id="a_memory_8h_html_a91074fb218fe28954a0938c099ddd9e0"><div class="ttname"><a href="_memory_8h.html#a91074fb218fe28954a0938c099ddd9e0">JPH_OVERRIDE_NEW_DELETE</a></div><div class="ttdeci">#define JPH_OVERRIDE_NEW_DELETE</div><div class="ttdoc">Macro to override the new and delete functions.</div><div class="ttdef"><b>Definition</b> Memory.h:50</div></div>
<div class="ttc" id="aclass_buffer_v_k_html"><div class="ttname"><a href="class_buffer_v_k.html">BufferVK</a></div><div class="ttdoc">Simple wrapper class to manage a Vulkan buffer.</div><div class="ttdef"><b>Definition</b> BufferVK.h:33</div></div>
<div class="ttc" id="aclass_compute_buffer_html"><div class="ttname"><a href="class_compute_buffer.html">ComputeBuffer</a></div><div class="ttdoc">Buffer that can be read from / written to by a compute shader.</div><div class="ttdef"><b>Definition</b> ComputeBuffer.h:14</div></div>
<div class="ttc" id="aclass_compute_buffer_html_a3521156861699daae5fc5c1676740cd3"><div class="ttname"><a href="class_compute_buffer.html#a3521156861699daae5fc5c1676740cd3">ComputeBuffer::Unmap</a></div><div class="ttdeci">virtual void Unmap()=0</div></div>
<div class="ttc" id="aclass_compute_buffer_html_a4fb0fe151256a621c26bba4629d3244b"><div class="ttname"><a href="class_compute_buffer.html#a4fb0fe151256a621c26bba4629d3244b">ComputeBuffer::MapInternal</a></div><div class="ttdeci">virtual void * MapInternal(EMode inMode)=0</div></div>
<div class="ttc" id="aclass_compute_buffer_html_ad11b8cf64724dac18beb23b0df11f9e6"><div class="ttname"><a href="class_compute_buffer.html#ad11b8cf64724dac18beb23b0df11f9e6">ComputeBuffer::CreateReadBackBuffer</a></div><div class="ttdeci">virtual Ref&lt; ComputeBuffer &gt; CreateReadBackBuffer() const =0</div></div>
<div class="ttc" id="aclass_ref_html"><div class="ttname"><a href="class_ref.html">Ref</a></div><div class="ttdef"><b>Definition</b> Reference.h:107</div></div>
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