internal void Free(ref DescriptorResourceCounts counts, uint count = 1)
{
RemainingSets += 1;
for (int i = 0; i < MAX_DESCRIPTOR_COUNT; i++)
{
RemainingCount[i] += (counts[i] * count);
}
}
public void Free(VkDescriptorPool pool, ref DescriptorResourceCounts counts, uint count = 1)
{
lock (_lock)
{
foreach (PoolInfo poolInfo in _pools)
{
if (poolInfo.Pool == pool)
{
poolInfo.Free(ref counts, count);
}
}
}
}
public VkDescriptorPool GetPool(ref DescriptorResourceCounts counts, uint count = 1)
{
lock (_lock)
{
foreach (PoolInfo poolInfo in _pools)
{
if (poolInfo.Allocate(counts, count))
{
return(poolInfo.Pool);
}
}
PoolInfo newPool = CreateNewPool();
_pools.Add(newPool);
bool result = newPool.Allocate(counts, count);
Debug.Assert(result);
return(newPool.Pool);
}
}
public unsafe DescriptorSetLayout Build()
{
if (!needRebuild)
{
return(this);
}
needRebuild = false;
Destroy(true);
bindings = new VkDescriptorSetLayoutBinding[Bindings.Count];
for (int i = 0; i < Bindings.Count; i++)
{
bindings[i] = new VkDescriptorSetLayoutBinding
{
descriptorType = Bindings[i].descriptorType,
stageFlags = Bindings[i].stageFlags,
binding = Bindings[i].binding,
descriptorCount = Bindings[i].descriptorCount
};
}
var descriptorSetLayoutCreateInfo = new VkDescriptorSetLayoutCreateInfo
{
sType = VkStructureType.DescriptorSetLayoutCreateInfo
};
descriptorSetLayoutCreateInfo.pBindings = (VkDescriptorSetLayoutBinding *)Utilities.AsPointer(ref bindings[0]);
descriptorSetLayoutCreateInfo.bindingCount = (uint)bindings.Length;
descriptorSetLayout = Device.CreateDescriptorSetLayout(ref descriptorSetLayoutCreateInfo);
descriptorResourceCounts = new DescriptorResourceCounts();
foreach (var binding in bindings)
{
int index = binding.descriptorType switch
{
internal bool Allocate(DescriptorResourceCounts counts, uint count = 1)
{
if (RemainingSets <= 0)
{
return(false);
}
for (int i = 0; i < MAX_DESCRIPTOR_COUNT; i++)
{
if (RemainingCount[i] < counts[i] * count)
{
return(false);
}
}
RemainingSets -= 1;
for (int i = 0; i < MAX_DESCRIPTOR_COUNT; i++)
{
RemainingCount[i] -= counts[i] * count;
}
return(true);
}
