Create Pipeline struct

Signed-off-by: Slendi <slendi@socopon.com>

src/Pipeline.cpp

@@ -0,0 +1,79 @@
+#include "Pipeline.h"
+
+#include "Util.h"
+
+namespace Lunar {
+
+Pipeline::Builder::Builder(vk::Device device, Logger &logger)
+    : m_device(device)
+    , m_logger(logger)
+{
+}
+
+auto Pipeline::Builder::set_descriptor_set_layouts(
+    std::span<vk::DescriptorSetLayout const> layouts) -> Builder &
+{
+	m_set_layouts.assign(layouts.begin(), layouts.end());
+	return *this;
+}
+
+auto Pipeline::Builder::set_push_constant_ranges(
+    std::span<vk::PushConstantRange const> ranges) -> Builder &
+{
+	m_push_constant_ranges.assign(ranges.begin(), ranges.end());
+	return *this;
+}
+
+auto Pipeline::Builder::build_compute(
+    vk::PipelineShaderStageCreateInfo const &stage) -> Pipeline
+{
+	auto pipeline_layout = build_layout();
+
+	vk::ComputePipelineCreateInfo pipeline_ci {};
+	pipeline_ci.layout = pipeline_layout.get();
+	pipeline_ci.stage = stage;
+
+	auto pipeline_ret = m_device.createComputePipelineUnique({}, pipeline_ci);
+	VK_CHECK(m_logger, pipeline_ret.result);
+
+	return Pipeline {
+		.pipeline = std::move(pipeline_ret.value),
+		.layout = std::move(pipeline_layout),
+	};
+}
+
+auto Pipeline::Builder::build_graphics(
+    std::function<GraphicsPipelineBuilder &(GraphicsPipelineBuilder &)> const
+        &configure) -> Pipeline
+{
+	auto pipeline_layout = build_layout();
+
+	auto builder = GraphicsPipelineBuilder { m_logger };
+	builder.set_pipeline_layout(
+	    static_cast<VkPipelineLayout>(pipeline_layout.get()));
+	configure(builder);
+
+	auto pipeline_handle = builder.build(static_cast<VkDevice>(m_device));
+	vk::UniquePipeline pipeline_unique(pipeline_handle,
+	    vk::detail::ObjectDestroy<vk::Device,
+	        VULKAN_HPP_DEFAULT_DISPATCHER_TYPE>(m_device));
+
+	return Pipeline {
+		.pipeline = std::move(pipeline_unique),
+		.layout = std::move(pipeline_layout),
+	};
+}
+
+auto Pipeline::Builder::build_layout() -> vk::UniquePipelineLayout
+{
+	vk::PipelineLayoutCreateInfo layout_ci {};
+	layout_ci.setLayoutCount = static_cast<uint32_t>(m_set_layouts.size());
+	layout_ci.pSetLayouts = m_set_layouts.data();
+	layout_ci.pushConstantRangeCount
+	    = static_cast<uint32_t>(m_push_constant_ranges.size());
+	layout_ci.pPushConstantRanges = m_push_constant_ranges.data();
+
+	return m_device.createPipelineLayoutUnique(layout_ci);
+}
+
+} // namespace Lunar