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annotate src/semicongine/vulkan/buffer.nim @ 105:4059aa0d689b

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add: descriptors, better swapchain implementation
author Sam <sam@basx.dev>
date Fri, 24 Mar 2023 00:11:42 +0700
parents 110ed3ee5df8
children 0c5a74885796
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1 import ./api
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2 import ./device
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3
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4 type
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5 Buffer* = object
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6 device*: Device
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7 vk*: VkBuffer
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8 size*: uint64
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10 # currently no support for extended structure and concurrent/shared use
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11 # (shardingMode = VK_SHARING_MODE_CONCURRENT not supported)
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12 proc createBuffer(device: Device, size: uint64, flags: openArray[VkBufferCreateFlagBits], usage: openArray[VkBufferUsageFlagBits]): Buffer =
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13 result.device = device
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14 result.size = size
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15 var createInfo = VkBufferCreateInfo(
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16 sType: VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
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17 flags: toBits(flags),
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18 size: size,
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19 usage: toBits(usage),
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20 sharingMode: VK_SHARING_MODE_EXCLUSIVE,
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21 )
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22
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23 checkVkResult vkCreateBuffer(
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24 device=device.vk,
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25 pCreateInfo=addr createInfo,
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26 pAllocator=nil,
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27 pBuffer=addr result.vk
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28 )
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30 proc destroy(buffer: var Buffer) =
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31 assert buffer.device.vk.valid
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32 assert buffer.vk.valid
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33 buffer.device.vk.vkDestroyBuffer(buffer.vk, nil)
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34 buffer.vk.reset()