Add file structure to code

- Rename project to CopiumEngine
2023-02-07 21:43:47 +01:00
parent ef4eb7dd2f
commit 827572eada
494 changed files with 205 additions and 195 deletions
@@ -0,0 +1,50 @@
+#include "copium/pipeline/DescriptorPool.h"
+
+namespace Copium
+{
+  DescriptorPool::DescriptorPool(Instance& instance)
+    : instance{instance}
+  {
+    std::vector<VkDescriptorPoolSize> poolSizes{2};
+    poolSizes[0].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+    poolSizes[0].descriptorCount = DESCRIPTOR_SET_COUNT * instance.GetMaxFramesInFlight(); // TODO: how should this actually be determined?
+
+    poolSizes[1].type = VK_DESCRIPTOR_TYPE_SAMPLER;
+    poolSizes[1].descriptorCount = DESCRIPTOR_SET_COUNT * instance.GetMaxFramesInFlight(); // TODO: how should this actually be determined?
+
+    VkDescriptorPoolCreateInfo createInfo{};
+    createInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
+    createInfo.poolSizeCount = poolSizes.size();
+    createInfo.pPoolSizes = poolSizes.data();
+    createInfo.maxSets = DESCRIPTOR_SET_COUNT * instance.GetMaxFramesInFlight();
+    createInfo.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT;
+
+    CP_VK_ASSERT(vkCreateDescriptorPool(instance.GetDevice(), &createInfo, nullptr, &descriptorPool), "DescriptorPool : Failed to initialize descriptor pool");
+  }
+
+  DescriptorPool::~DescriptorPool()
+  {
+    vkDestroyDescriptorPool(instance.GetDevice(), descriptorPool, nullptr);
+  }
+
+  std::vector<VkDescriptorSet> DescriptorPool::AllocateDescriptorSets(VkDescriptorSetLayout descriptorSetLayout)
+  {
+    std::vector<VkDescriptorSet> descriptorSets;
+    std::vector<VkDescriptorSetLayout> layouts{static_cast<size_t>(instance.GetMaxFramesInFlight()), descriptorSetLayout};
+    VkDescriptorSetAllocateInfo allocateInfo{};
+    allocateInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
+    allocateInfo.descriptorPool = descriptorPool;
+    allocateInfo.descriptorSetCount = instance.GetMaxFramesInFlight();
+    allocateInfo.pSetLayouts = layouts.data();
+
+    descriptorSets.resize(instance.GetMaxFramesInFlight());
+    CP_VK_ASSERT(vkAllocateDescriptorSets(instance.GetDevice(), &allocateInfo, descriptorSets.data()), "AllocateDescriptorSets : Failed to allocate descriptor sets");
+
+    return descriptorSets;
+  }
+
+  void DescriptorPool::FreeDescriptorSets(const std::vector<VkDescriptorSet>& descriptorSets)
+  {
+    vkFreeDescriptorSets(instance.GetDevice(), descriptorPool, descriptorSets.size(), descriptorSets.data());
+  }
+}