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comparison semiconginev2/rendering.nim @ 1229:5dcb503ef0c0

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did: refactor renderpass a bit, enable depth buffering and msaa on offscreen-rendering
author sam <sam@basx.dev>
date Thu, 18 Jul 2024 21:32:41 +0700
parents 4e465583ea32
children 70f6c1cfe005
comparison
equal deleted inserted replaced
1228:4e465583ea32 1229:5dcb503ef0c0
10 const INFLIGHTFRAMES* = 2'u32 10 const INFLIGHTFRAMES* = 2'u32
11 const BUFFER_ALIGNMENT = 64'u64 # align offsets inside buffers along this alignment 11 const BUFFER_ALIGNMENT = 64'u64 # align offsets inside buffers along this alignment
12 const MEMORY_BLOCK_ALLOCATION_SIZE = 100_000_000'u64 # ca. 100mb per block, seems reasonable 12 const MEMORY_BLOCK_ALLOCATION_SIZE = 100_000_000'u64 # ca. 100mb per block, seems reasonable
13 const BUFFER_ALLOCATION_SIZE = 9_000_000'u64 # ca. 9mb per block, seems reasonable, can put 10 buffers into one memory block 13 const BUFFER_ALLOCATION_SIZE = 9_000_000'u64 # ca. 9mb per block, seems reasonable, can put 10 buffers into one memory block
14 const MAX_DESCRIPTORSETS = 4 14 const MAX_DESCRIPTORSETS = 4
15 const SURFACE_FORMAT* = VK_FORMAT_B8G8R8A8_SRGB
16 const DEPTH_FORMAT* = VK_FORMAT_D32_SFLOAT
15 17
16 # custom pragmas to classify shader attributes 18 # custom pragmas to classify shader attributes
17 template VertexAttribute* {.pragma.} 19 template VertexAttribute* {.pragma.}
18 template InstanceAttribute* {.pragma.} 20 template InstanceAttribute* {.pragma.}
19 template Pass* {.pragma.} 21 template Pass* {.pragma.}
40 graphicsQueueFamily*: uint32 42 graphicsQueueFamily*: uint32
41 graphicsQueue*: VkQueue 43 graphicsQueue*: VkQueue
42 debugMessenger: VkDebugUtilsMessengerEXT 44 debugMessenger: VkDebugUtilsMessengerEXT
43 # unclear as of yet 45 # unclear as of yet
44 anisotropy*: float32 = 0 # needs to be enable during device creation 46 anisotropy*: float32 = 0 # needs to be enable during device creation
45 Swapchain* = object 47 Renderpass* = ref object
48 vk*: VkRenderPass
49 samples*: VkSampleCountFlagBits
50 depthBuffer*: bool
51 Swapchain* = ref object
46 # parameters to InitSwapchain, required for swapchain recreation 52 # parameters to InitSwapchain, required for swapchain recreation
47 renderPass: VkRenderPass 53 renderPass*: RenderPass
48 vSync: bool 54 vSync: bool
49 samples*: VkSampleCountFlagBits
50 # populated through InitSwapchain proc 55 # populated through InitSwapchain proc
51 vk: VkSwapchainKHR 56 vk: VkSwapchainKHR
52 width*: uint32 57 width*: uint32
53 height*: uint32 58 height*: uint32
54 msaaImage: VkImage
55 msaaMemory: VkDeviceMemory
56 msaaImageView: VkImageView
57 framebuffers: seq[VkFramebuffer] 59 framebuffers: seq[VkFramebuffer]
58 framebufferViews: seq[VkImageView] 60 framebufferViews: seq[VkImageView]
59 currentFramebufferIndex: uint32 61 currentFramebufferIndex: uint32
60 commandBufferPool: VkCommandPool 62 commandBufferPool: VkCommandPool
63 # depth buffer stuff, if enabled
64 depthImage: VkImage
65 depthImageView*: VkImageView
66 depthMemory: VkDeviceMemory
67 # MSAA stuff, if enabled
68 msaaImage: VkImage
69 msaaImageView*: VkImageView
70 msaaMemory: VkDeviceMemory
61 # frame-in-flight handling 71 # frame-in-flight handling
62 currentFiF: range[0 .. (INFLIGHTFRAMES - 1).int] 72 currentFiF: range[0 .. (INFLIGHTFRAMES - 1).int]
63 queueFinishedFence*: array[INFLIGHTFRAMES.int, VkFence] 73 queueFinishedFence*: array[INFLIGHTFRAMES.int, VkFence]
64 imageAvailableSemaphore*: array[INFLIGHTFRAMES.int, VkSemaphore] 74 imageAvailableSemaphore*: array[INFLIGHTFRAMES.int, VkSemaphore]
65 renderFinishedSemaphore*: array[INFLIGHTFRAMES.int, VkSemaphore] 75 renderFinishedSemaphore*: array[INFLIGHTFRAMES.int, VkSemaphore]
66 commandBuffers: array[INFLIGHTFRAMES.int, VkCommandBuffer] 76 commandBuffers: array[INFLIGHTFRAMES.int, VkCommandBuffer]
67 oldSwapchain: ref Swapchain 77 oldSwapchain: Swapchain
68 oldSwapchainCounter: int # swaps until old swapchain will be destroyed 78 oldSwapchainCounter: int # swaps until old swapchain will be destroyed
69 79
70 var vulkan*: VulkanGlobals 80 var vulkan*: VulkanGlobals
71 var fullscreen: bool 81 var fullscreen: bool
72 82
113 data*: seq[T] 123 data*: seq[T]
114 vk*: VkImage 124 vk*: VkImage
115 imageview*: VkImageView 125 imageview*: VkImageView
116 sampler*: VkSampler 126 sampler*: VkSampler
117 isRenderTarget*: bool = false 127 isRenderTarget*: bool = false
128 samples*: VkSampleCountFlagBits = VK_SAMPLE_COUNT_1_BIT
118 GPUArray*[T: SupportedGPUType, TBuffer: static BufferType] = object 129 GPUArray*[T: SupportedGPUType, TBuffer: static BufferType] = object
119 data*: seq[T] 130 data*: seq[T]
120 buffer*: Buffer 131 buffer*: Buffer
121 offset*: uint64 132 offset*: uint64
122 GPUValue*[T: object, TBuffer: static BufferType] = object 133 GPUValue*[T: object, TBuffer: static BufferType] = object