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// vk-descriptor-allocator.h
#pragma once
#include "core/slang-list.h"
#include "vk-api.h"
namespace gfx
{
struct VulkanDescriptorSet
{
VkDescriptorSet handle;
VkDescriptorPool pool;
};
class DescriptorSetAllocator
{
public:
Slang::List<VkDescriptorPool> pools;
const VulkanApi* m_api;
VkDescriptorPool newPool();
VkDescriptorPool getPool()
{
if (pools.getCount())
return pools.getLast();
return newPool();
}
VulkanDescriptorSet allocate(VkDescriptorSetLayout layout);
void free(VulkanDescriptorSet set)
{
m_api->vkFreeDescriptorSets(m_api->m_device, set.pool, 1, &set.handle);
}
void reset()
{
for (auto pool : pools)
m_api->vkResetDescriptorPool(m_api->m_device, pool, 0);
}
void close()
{
for (auto pool : pools)
m_api->vkDestroyDescriptorPool(m_api->m_device, pool, nullptr);
}
};
} // namespace gfx
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