/// <inheritdoc />
public override D3D12GraphicsBuffer CreateBuffer(GraphicsBufferKind kind, GraphicsResourceCpuAccess cpuAccess, ulong size, ulong alignment = 0, GraphicsMemoryAllocationFlags allocationFlags = GraphicsMemoryAllocationFlags.None)
{
var index = GetBlockCollectionIndex(cpuAccess, 0);
var resourceDesc = D3D12_RESOURCE_DESC.Buffer(size, D3D12_RESOURCE_FLAG_NONE, alignment);
var resourceAllocationInfo = Device.D3D12Device->GetResourceAllocationInfo(visibleMask: 0, numResourceDescs: 1, &resourceDesc);
ref readonly var blockCollection = ref _blockCollections[index];
/// <inheritdoc />
public override VulkanGraphicsBuffer CreateBuffer(GraphicsBufferKind kind, GraphicsResourceCpuAccess cpuAccess, ulong size, ulong alignment = 0, GraphicsMemoryAllocationFlags allocationFlags = GraphicsMemoryAllocationFlags.None)
{
var vulkanDevice = Device.VulkanDevice;
var bufferCreateInfo = new VkBufferCreateInfo {
sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
size = size,
usage = GetVulkanBufferUsageKind(kind, cpuAccess)
};
VkBuffer vulkanBuffer;
ThrowExternalExceptionIfNotSuccess(nameof(vkCreateBuffer), vkCreateBuffer(vulkanDevice, &bufferCreateInfo, pAllocator: null, (ulong *)&vulkanBuffer));
VkMemoryRequirements memoryRequirements;
vkGetBufferMemoryRequirements(vulkanDevice, vulkanBuffer, &memoryRequirements);
var index = GetBlockCollectionIndex(cpuAccess, memoryRequirements.memoryTypeBits);
ref readonly var blockCollection = ref _blockCollections[index];
