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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="preprocessor">#include <stdafx.h></span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="preprocessor">#include "Pipeline.h"</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="preprocessor">#include "Context.h"</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="preprocessor">#include "Device.h"</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="preprocessor">#include "RenderGraph.h"</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="preprocessor">#include "Vertex.h"</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="preprocessor">#include "IO.h"</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#include "SwapChain.h"</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</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">#define FRAGMENT_SHADER_PATH "Shaders/FragmentShader.spv"</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#define VERTEX_SHADER_PATH "Shaders/VertexShader.spv"</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#define DEPTH_SHADER_PATH "Shaders/EarlyZ.spv"</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#define COMPUTE_SHADER_PATH "Shaders/LightComputeShader.spv"</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="keyword">namespace </span>fpr</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span>{</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span>PipelineOptions Pipeline::GetDefaultGraphicsPipeline()</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="comment">//The default graphics pipeline for the renderer. Has no significant options eenabled, most are default.</span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> PipelineOptions options;</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">auto</span>& context = fpr::Context::Get();</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> <span class="keyword">auto</span> vertex_shader = fpr::ReadFile(VERTEX_SHADER_PATH);</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> <span class="keyword">auto</span> fragment_shader = fpr::ReadFile(FRAGMENT_SHADER_PATH);</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <span class="comment">//This pipeline handles simple vertex transformation and fragment shading.</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> vk::ShaderModule vertex_shader_module = CreateShaderModule(vertex_shader);</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> vk::ShaderModule fragment_shader_module = CreateShaderModule(fragment_shader);</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> options.modules = { { vertex_shader_module, vk::ShaderStageFlagBits::eVertex },</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> { fragment_shader_module, vk::ShaderStageFlagBits::eFragment } };</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> vk::PipelineInputAssemblyStateCreateInfo input_assembly_create_info;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> input_assembly_create_info.topology = vk::PrimitiveTopology::eTriangleList;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> input_assembly_create_info.primitiveRestartEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> vk::PushConstantRange push_constant_range;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> push_constant_range.stageFlags = vk::ShaderStageFlagBits::eFragment;</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> push_constant_range.offset = 0;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> push_constant_range.size = <span class="keyword">sizeof</span>(ViewportConstants);</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> options.push_constant_ranges.push_back(push_constant_range);</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> vk::PipelineRasterizationStateCreateInfo rasterizer_create_info{};</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> rasterizer_create_info.depthClampEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> rasterizer_create_info.rasterizerDiscardEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> rasterizer_create_info.polygonMode = vk::PolygonMode::eFill;</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> rasterizer_create_info.lineWidth = 1.0f;</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> rasterizer_create_info.cullMode = vk::CullModeFlagBits::eBack;</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> rasterizer_create_info.frontFace = vk::FrontFace::eCounterClockwise;</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> rasterizer_create_info.depthBiasEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> </div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> vk::PipelineMultisampleStateCreateInfo multisample_create_info{};</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> multisample_create_info.sampleShadingEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> multisample_create_info.rasterizationSamples = vk::SampleCountFlagBits::e1;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> vk::PipelineColorBlendAttachmentState blend_attach_state{};</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> blend_attach_state.colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG |</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA;</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> blend_attach_state.alphaBlendOp = vk::BlendOp::eAdd;</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> <span class="comment">//Buffers to use in the shaders specified in the shader modules above.</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> std::vector<vk::DescriptorSetLayout> layouts = { context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Camera"</span>),</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Model"</span>),</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Sampler"</span>),</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"PointLight"</span>) };</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> std::vector<vk::DynamicState> dynamic_states = { vk::DynamicState::eViewport, vk::DynamicState::eScissor };</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> vk::PipelineDepthStencilStateCreateInfo depth_stencil_ceate_info{};</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> depth_stencil_ceate_info.depthTestEnable = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> depth_stencil_ceate_info.depthWriteEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> depth_stencil_ceate_info.depthCompareOp = vk::CompareOp::eLessOrEqual;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> depth_stencil_ceate_info.depthBoundsTestEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> depth_stencil_ceate_info.stencilTestEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> options.input_assembly = input_assembly_create_info;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> options.rasterizer = rasterizer_create_info;</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> options.multisample = multisample_create_info;</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> options.blend_attach_states = { blend_attach_state };</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> options.depth_stencil = depth_stencil_ceate_info;</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> options.layouts = layouts;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> options.render_pass = context.m_render_graph->RenderPasses.Get(<span class="stringliteral">"Default"</span>)->GetvkRenderPass();</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> options.dynamic_states = dynamic_states;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> options.flags = vk::PipelineCreateFlagBits::eAllowDerivatives;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> options;</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span>}</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span>PipelineOptions Pipeline::GetDepthPassPipeline()</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span>{</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> PipelineOptions options;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keyword">auto</span>& context = fpr::Context::Get();</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keyword">auto</span> early_z_shader = fpr::ReadFile(DEPTH_SHADER_PATH);</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="comment">//This pipeline is a depth-prepass, only vertex shader required,</span></div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> vk::ShaderModule early_z_module = CreateShaderModule(early_z_shader);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> options.modules = { { early_z_module, vk::ShaderStageFlagBits::eVertex } };</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> vk::PipelineInputAssemblyStateCreateInfo input_assembly_create_info;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> input_assembly_create_info.topology = vk::PrimitiveTopology::eTriangleList;</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> input_assembly_create_info.primitiveRestartEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> vk::PipelineRasterizationStateCreateInfo rasterizer_create_info{};</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> rasterizer_create_info.depthClampEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> rasterizer_create_info.rasterizerDiscardEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> rasterizer_create_info.polygonMode = vk::PolygonMode::eFill;</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> rasterizer_create_info.lineWidth = 1.0f;</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> rasterizer_create_info.cullMode = vk::CullModeFlagBits::eBack;</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> rasterizer_create_info.frontFace = vk::FrontFace::eCounterClockwise;</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> rasterizer_create_info.depthBiasEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> vk::PipelineMultisampleStateCreateInfo multisample_create_info{};</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> multisample_create_info.sampleShadingEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> multisample_create_info.rasterizationSamples = vk::SampleCountFlagBits::e1;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> vk::PipelineColorBlendAttachmentState blend_attach_state{};</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> blend_attach_state.colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG |</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA;</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="comment">//No texture data needed for the depth prepass.</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> std::vector<vk::DescriptorSetLayout> layouts = { context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Camera"</span>),</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Model"</span>)</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> };</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> vk::PipelineDepthStencilStateCreateInfo depth_stencil_ceate_info{};</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> depth_stencil_ceate_info.depthTestEnable = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> depth_stencil_ceate_info.depthWriteEnable = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> depth_stencil_ceate_info.depthCompareOp = vk::CompareOp::eLess;</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> depth_stencil_ceate_info.depthBoundsTestEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> depth_stencil_ceate_info.stencilTestEnable = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> std::vector<vk::DynamicState> dynamic_states = { vk::DynamicState::eViewport, vk::DynamicState::eScissor };</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> options.input_assembly = input_assembly_create_info;</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> options.rasterizer = rasterizer_create_info;</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> options.multisample = multisample_create_info;</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> options.blend_attach_states = { blend_attach_state };</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> options.depth_stencil = depth_stencil_ceate_info;</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> options.layouts = layouts;</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> options.render_pass = context.m_render_graph->RenderPasses.Get(<span class="stringliteral">"EarlyZ"</span>)->GetvkRenderPass();</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> options.flags = vk::PipelineCreateFlagBits::eDerivative;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> options.dynamic_states = dynamic_states;</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <span class="keywordflow">return</span> options;</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span>}</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span>PipelineOptions Pipeline::GetLightCullingPipeline()</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span>{</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> <span class="keyword">auto</span>& context = fpr::Context::Get();</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> PipelineOptions options;</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> </div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">auto</span> compute_shader = fpr::ReadFile(COMPUTE_SHADER_PATH);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> vk::ShaderModule compute_shader_module = CreateShaderModule(compute_shader);</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> vk::PushConstantRange push_constant_range;</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> push_constant_range.stageFlags = vk::ShaderStageFlagBits::eCompute;</div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> push_constant_range.offset = 0;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> push_constant_range.size = <span class="keyword">sizeof</span>(ViewportConstants);</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> options.push_constant_ranges.push_back(push_constant_range);</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> options.modules = { { compute_shader_module, vk::ShaderStageFlagBits::eCompute } };</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> </div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> std::vector<vk::DescriptorSetLayout> layouts = { context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"Camera"</span>),</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"PointLight"</span>),</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> context.m_render_graph->DescriptorSetLayouts.Get(<span class="stringliteral">"DepthSampler"</span>) };</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> options.layouts = layouts;</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> </div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> <span class="keywordflow">return</span> options;</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span>}</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span>Pipeline::Pipeline(<span class="keyword">const</span> PipelineOptions& options, Pipeline* parent, EPipelineType type)</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span>{</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">auto</span>& context = fpr::Context::Get();</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> vk::PipelineLayoutCreateInfo layout_info;</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> layout_info.setSetLayouts(options.layouts);</div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> layout_info.setPushConstantRanges(options.push_constant_ranges);</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">auto</span> [layout_result, layout] = context.GetDevice()->GetLogicalDeviceHandle().createPipelineLayoutUnique(layout_info);</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> assert(layout_result == vk::Result::eSuccess);</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span> m_layout = std::move(layout);</div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span> </div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> std::vector<vk::PipelineShaderStageCreateInfo> shader_stages;</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keywordflow">for</span>(<span class="keyword">const</span> <span class="keyword">auto</span>& module : options.modules)</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> {</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> vk::PipelineShaderStageCreateInfo shader_stage;</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> <span class="keyword">const</span> <span class="keyword">auto</span>& [shader_module, stage] = module;</div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> shader_stage.stage = stage;</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> shader_stage.module = shader_module;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> shader_stage.pName = <span class="stringliteral">"main"</span>;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> shader_stages.push_back(shader_stage);</div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span> }</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span> </div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> m_options = options;</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> </div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> vk::PipelineCacheCreateInfo cache_info;</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> <span class="keyword">auto</span> [cache_result, cache] = context.GetDevice()->GetLogicalDeviceHandle().createPipelineCacheUnique(cache_info);</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> assert(cache_result == vk::Result::eSuccess);</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> m_cache = std::move(cache);</div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> <span class="comment">//Based on the given pipeline, construct it based on its options.</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> <span class="keywordflow">switch</span>(type)</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span> {</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> <span class="keywordflow">case</span> EPipelineType::EPT_Graphics:</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span> {</div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> vk::GraphicsPipelineCreateInfo create_info;</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">if</span>(parent != <span class="keyword">nullptr</span>)</div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> {</div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> m_parent = parent;</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> create_info.setBasePipelineHandle(*m_parent->m_pipeline);</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> }</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> create_info.setFlags(options.flags);</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span> <span class="keyword">auto</span> [vertex_binding_desc, vertex_attr_desc] = Vertex::MakeVertexInputStateData();</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> vk::PipelineVertexInputStateCreateInfo vertex_input_create_info{};</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> vertex_input_create_info.vertexBindingDescriptionCount = (uint32_t)vertex_binding_desc.size();</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> vertex_input_create_info.pVertexBindingDescriptions = vertex_binding_desc.data();</div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> vertex_input_create_info.vertexAttributeDescriptionCount = (uint32_t)vertex_attr_desc.size();</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> vertex_input_create_info.pVertexAttributeDescriptions = vertex_attr_desc.data();</div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> </div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> vk::PipelineColorBlendStateCreateInfo blend_state_create_info{};</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> </div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> blend_state_create_info.setAttachments(options.blend_attach_states);</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span> vk::PipelineViewportStateCreateInfo viewport_state_create_info{};</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> viewport_state_create_info.scissorCount = 1;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span> viewport_state_create_info.viewportCount = 1;</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> vk::PipelineDynamicStateCreateInfo dynamic_state_info;</div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> dynamic_state_info.setDynamicStates(options.dynamic_states);</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> </div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> create_info.setLayout(*m_layout);</div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> create_info.setPColorBlendState(&blend_state_create_info);</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> create_info.setPDepthStencilState(&options.depth_stencil);</div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> create_info.setPDynamicState(&dynamic_state_info);</div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> create_info.setPInputAssemblyState(&options.input_assembly);</div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> create_info.setPMultisampleState(&options.multisample);</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span> create_info.setPRasterizationState(&options.rasterizer);</div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> create_info.setPVertexInputState(&vertex_input_create_info);</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span> create_info.setPViewportState(&viewport_state_create_info);</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> create_info.setRenderPass(options.render_pass);</div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> create_info.setStages(shader_stages);</div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> create_info.setSubpass(options.subpass);</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> create_info.basePipelineIndex = -1;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> <span class="keyword">auto</span> [pipeline_result, pipeline] =</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> context.GetDevice()->GetLogicalDeviceHandle().createGraphicsPipelineUnique(*m_cache, create_info);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> m_pipeline = std::move(pipeline);</div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> }</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keywordflow">case</span> EPipelineType::EPT_Compute:</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> {</div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> <span class="comment">//Compute pipelines don't concern themselves with a viewport or rasterisation and so on.</span></div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> vk::ComputePipelineCreateInfo create_info{};</div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> create_info.setLayout(*m_layout).setStage(shader_stages[0]);</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keyword">auto</span> [pipeline_result, pipeline] =</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> context.GetDevice()->GetLogicalDeviceHandle().createComputePipelineUnique(*m_cache, create_info);</div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> m_pipeline = std::move(pipeline);</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordflow">break</span>;</div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> }</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> }</div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> </div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> <span class="comment">//Shader modules are no longer needed, they have been loaded in already.</span></div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span>& shader : shader_stages) context.GetDevice()->GetLogicalDeviceHandle().destroyShaderModule(shader.module);</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span>}</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> </div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span>vk::Pipeline& Pipeline::GetPipeline()</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span>{</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> <span class="keywordflow">return</span> m_pipeline.get();</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span>}</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> </div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span>vk::PipelineLayout& Pipeline::GetLayout()</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span>{</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> <span class="keywordflow">return</span> m_layout.get();</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span>}</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> </div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span>vk::ShaderModule CreateShaderModule(<span class="keyword">const</span> std::vector<char>& shader)</div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span>{</div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> assert((<span class="stringliteral">"Shader malformed!"</span>, shader.size() % <span class="keyword">sizeof</span>(uint32_t) == 0));</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> vk::ShaderModuleCreateInfo shader_create_info{};</div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> shader_create_info.codeSize = shader.size();</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> shader_create_info.pCode = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint32_t*<span class="keyword">></span>(shader.data());</div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keyword">auto</span> [result_signal, shader_module] =</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> fpr::Context::Get().GetDevice()->GetLogicalDeviceHandle().createShaderModule(shader_create_info);</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> </div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> assert((<span class="stringliteral">"Shader module creation failed"</span>, result_signal == vk::Result::eSuccess));</div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keywordflow">return</span> shader_module;</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span>}</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span>} <span class="comment">// namespace fpr</span></div>
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