public VkMemoryBlock Allocate(uint memoryTypeIndex, ulong size, ulong alignment) { ChunkAllocatorSet allocator = GetAllocator(memoryTypeIndex); bool result = allocator.Allocate(size, alignment, out VkMemoryBlock ret); if (!result) { throw new VeldridException("Unable to allocate memory."); } return(ret); }
public VkMemoryBlock Allocate( VkPhysicalDeviceMemoryProperties memProperties, uint memoryTypeBits, VkMemoryPropertyFlags flags, bool persistentMapped, ulong size, ulong alignment) { lock (_lock) { uint memoryTypeIndex = FindMemoryType(memProperties, memoryTypeBits, flags); ulong minDedicatedAllocationSize = persistentMapped ? MinDedicatedAllocationSizeDynamic : MinDedicatedAllocationSizeNonDynamic; if (size >= minDedicatedAllocationSize) { VkMemoryAllocateInfo allocateInfo = VkMemoryAllocateInfo.New(); allocateInfo.allocationSize = size; allocateInfo.memoryTypeIndex = memoryTypeIndex; VkResult allocationResult = vkAllocateMemory(_device, ref allocateInfo, null, out VkDeviceMemory memory); if (allocationResult != VkResult.Success) { throw new VeldridException("Unable to allocate sufficient Vulkan memory."); } void *mappedPtr = null; if (persistentMapped) { VkResult mapResult = vkMapMemory(_device, memory, 0, size, 0, &mappedPtr); if (mapResult != VkResult.Success) { throw new VeldridException("Unable to map newly-allocated Vulkan memory."); } } return(new VkMemoryBlock(memory, 0, size, memoryTypeBits, null, true)); } else { ChunkAllocatorSet allocator = GetAllocator(memoryTypeIndex, persistentMapped); bool result = allocator.Allocate(size, alignment, out VkMemoryBlock ret); if (!result) { throw new VeldridException("Unable to allocate sufficient Vulkan memory."); } return(ret); } } }
public VkMemoryBlock Allocate( VkPhysicalDeviceMemoryProperties memProperties, uint memoryTypeBits, VkMemoryPropertyFlags flags, bool persistentMapped, ulong size, ulong alignment) { lock (_lock) { uint memoryTypeIndex = FindMemoryType(memProperties, memoryTypeBits, flags); ChunkAllocatorSet allocator = GetAllocator(memoryTypeIndex, persistentMapped); bool result = allocator.Allocate(size, alignment, out VkMemoryBlock ret); if (!result) { throw new VeldridException("Unable to allocate memory."); } return(ret); } }
public VkMemoryBlock Allocate( VkPhysicalDeviceMemoryProperties memProperties, uint memoryTypeBits, VkMemoryPropertyFlags flags, bool persistentMapped, ulong size, ulong alignment, bool dedicated, VkImage dedicatedImage, Vulkan.VkBuffer dedicatedBuffer) { // Round up to the nearest multiple of bufferImageGranularity. size = ((size / _bufferImageGranularity) + 1) * _bufferImageGranularity; _totalAllocatedBytes += size; lock (_lock) { if (!TryFindMemoryType(memProperties, memoryTypeBits, flags, out var memoryTypeIndex)) { throw new VeldridException("No suitable memory type."); } ulong minDedicatedAllocationSize = persistentMapped ? MinDedicatedAllocationSizeDynamic : MinDedicatedAllocationSizeNonDynamic; if (dedicated || size >= minDedicatedAllocationSize) { VkMemoryAllocateInfo allocateInfo = VkMemoryAllocateInfo.New(); allocateInfo.allocationSize = size; allocateInfo.memoryTypeIndex = memoryTypeIndex; VkMemoryDedicatedAllocateInfoKHR dedicatedAI; if (dedicated) { dedicatedAI = VkMemoryDedicatedAllocateInfoKHR.New(); dedicatedAI.buffer = dedicatedBuffer; dedicatedAI.image = dedicatedImage; allocateInfo.pNext = &dedicatedAI; } VkResult allocationResult = vkAllocateMemory(_device, ref allocateInfo, null, out VkDeviceMemory memory); if (allocationResult != VkResult.Success) { throw new VeldridException("Unable to allocate sufficient Vulkan memory."); } void *mappedPtr = null; if (persistentMapped) { VkResult mapResult = vkMapMemory(_device, memory, 0, size, 0, &mappedPtr); if (mapResult != VkResult.Success) { throw new VeldridException("Unable to map newly-allocated Vulkan memory."); } } return(new VkMemoryBlock(memory, 0, size, memoryTypeBits, mappedPtr, true)); } else { ChunkAllocatorSet allocator = GetAllocator(memoryTypeIndex, persistentMapped); bool result = allocator.Allocate(size, alignment, out VkMemoryBlock ret); if (!result) { throw new VeldridException("Unable to allocate sufficient Vulkan memory."); } return(ret); } } }