Mercurial > games > semicongine
annotate src/zamikongine/engine.nim @ 39:0cb294c5d2fd
fix: hello cube, add: run_all command
| author | Sam <sam@basx.dev> |
|---|---|
| date | Wed, 18 Jan 2023 13:49:12 +0700 |
| parents | c3c963e7c1a6 |
| children |
| rev | line source |
|---|---|
| 28 | 1 import std/times |
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2 import std/typetraits |
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3 import std/strformat |
| 0 | 4 import std/enumerate |
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5 import std/logging |
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6 |
| 0 | 7 |
| 8 import ./vulkan | |
| 9 import ./vulkan_helpers | |
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10 import ./window |
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11 import ./events |
| 17 | 12 import ./shader |
| 13 import ./vertex | |
| 18 | 14 import ./buffer |
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15 import ./thing |
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16 import ./mesh |
| 28 | 17 import ./descriptor |
| 0 | 18 |
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19 const MAX_FRAMES_IN_FLIGHT = 2 |
| 10 | 20 const DEBUG_LOG = not defined(release) |
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21 |
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22 var logger = newConsoleLogger() |
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23 addHandler(logger) |
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24 |
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25 |
| 0 | 26 const VULKAN_VERSION = VK_MAKE_API_VERSION(0'u32, 1'u32, 2'u32, 0'u32) |
| 32 | 27 const ENGINE_NAME = "zamkongine" |
| 28 const ENGINE_VERSION = "0.1" | |
| 29 const BUILD_VERSION = ENGINE_VERSION & '-' & gorge("git log -1 --format=format:'%H'") | |
| 30 echo "Engine: " & ENGINE_NAME & " " & BUILD_VERSION | |
| 0 | 31 |
| 32 type | |
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33 Device = object |
| 18 | 34 device: VkDevice |
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35 physicalDevice: PhysicalDevice |
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36 graphicsQueueFamily: uint32 |
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37 presentationQueueFamily: uint32 |
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38 graphicsQueue: VkQueue |
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39 presentationQueue: VkQueue |
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40 Swapchain = object |
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41 swapchain: VkSwapchainKHR |
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42 images: seq[VkImage] |
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43 imageviews: seq[VkImageView] |
| 32 | 44 RenderPipeline*[VertexType, Uniforms] = object |
| 28 | 45 device*: VkDevice |
| 32 | 46 shaders*: seq[ShaderProgram[VertexType, Uniforms]] |
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47 layout*: VkPipelineLayout |
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48 pipeline*: VkPipeline |
| 28 | 49 vertexBuffers*: seq[(seq[Buffer], uint32)] |
| 50 indexedVertexBuffers*: seq[(seq[Buffer], Buffer, uint32, VkIndexType)] | |
| 32 | 51 descriptorSetLayout*: VkDescriptorSetLayout |
| 28 | 52 uniformBuffers*: array[MAX_FRAMES_IN_FLIGHT, Buffer] |
| 32 | 53 descriptorPool*: VkDescriptorPool |
| 54 descriptors: array[MAX_FRAMES_IN_FLIGHT, VkDescriptorSet] | |
| 0 | 55 QueueFamily = object |
| 56 properties*: VkQueueFamilyProperties | |
| 57 hasSurfaceSupport*: bool | |
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58 PhysicalDevice = object |
| 0 | 59 device*: VkPhysicalDevice |
| 60 extensions*: seq[string] | |
| 61 properties*: VkPhysicalDeviceProperties | |
| 62 features*: VkPhysicalDeviceFeatures | |
| 63 queueFamilies*: seq[QueueFamily] | |
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64 formats: seq[VkSurfaceFormatKHR] |
| 0 | 65 presentModes: seq[VkPresentModeKHR] |
| 66 Vulkan* = object | |
| 28 | 67 debugMessenger*: VkDebugUtilsMessengerEXT |
| 0 | 68 instance*: VkInstance |
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69 deviceList*: seq[PhysicalDevice] |
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70 device*: Device |
| 0 | 71 surface*: VkSurfaceKHR |
| 28 | 72 surfaceFormat*: VkSurfaceFormatKHR |
| 73 frameDimension*: VkExtent2D | |
| 74 swapchain*: Swapchain | |
| 75 framebuffers*: seq[VkFramebuffer] | |
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76 renderPass*: VkRenderPass |
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77 commandPool*: VkCommandPool |
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78 commandBuffers*: array[MAX_FRAMES_IN_FLIGHT, VkCommandBuffer] |
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79 imageAvailableSemaphores*: array[MAX_FRAMES_IN_FLIGHT, VkSemaphore] |
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80 renderFinishedSemaphores*: array[MAX_FRAMES_IN_FLIGHT, VkSemaphore] |
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81 inFlightFences*: array[MAX_FRAMES_IN_FLIGHT, VkFence] |
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82 Input* = object |
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83 keysDown*: set[Key] |
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84 keysPressed*: set[Key] |
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85 keysReleased*: set[Key] |
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86 mouseDown*: set[MouseButton] |
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87 mousePressed*: set[MouseButton] |
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88 mouseReleased*: set[MouseButton] |
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89 mouseX*: int |
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90 mouseY*: int |
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91 Engine* = object |
| 28 | 92 vulkan*: Vulkan |
| 93 window*: NativeWindow | |
| 94 currentscenedata*: ref Thing | |
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95 input*: Input |
| 0 | 96 |
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97 proc getAllPhysicalDevices(instance: VkInstance, surface: VkSurfaceKHR): seq[PhysicalDevice] = |
| 0 | 98 for vulkanPhysicalDevice in getVulkanPhysicalDevices(instance): |
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99 var device = PhysicalDevice(device: vulkanPhysicalDevice, extensions: getDeviceExtensions(vulkanPhysicalDevice)) |
| 0 | 100 vkGetPhysicalDeviceProperties(vulkanPhysicalDevice, addr(device.properties)) |
| 101 vkGetPhysicalDeviceFeatures(vulkanPhysicalDevice, addr(device.features)) | |
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102 device.formats = vulkanPhysicalDevice.getDeviceSurfaceFormats(surface) |
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103 device.presentModes = vulkanPhysicalDevice.getDeviceSurfacePresentModes(surface) |
| 0 | 104 |
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105 debug(&"Physical device nr {int(vulkanPhysicalDevice)} {cleanString(device.properties.deviceName)}") |
| 0 | 106 for i, queueFamilyProperty in enumerate(getQueueFamilies(vulkanPhysicalDevice)): |
| 1 | 107 var hasSurfaceSupport: VkBool32 = VK_FALSE |
| 0 | 108 checkVkResult vkGetPhysicalDeviceSurfaceSupportKHR(vulkanPhysicalDevice, uint32(i), surface, addr(hasSurfaceSupport)) |
| 109 device.queueFamilies.add(QueueFamily(properties: queueFamilyProperty, hasSurfaceSupport: bool(hasSurfaceSupport))) | |
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110 debug(&" Queue family {i} {queueFamilyProperty}") |
| 0 | 111 |
| 112 result.add(device) | |
| 113 | |
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114 proc filterForDevice(devices: seq[PhysicalDevice]): seq[(PhysicalDevice, uint32, uint32)] = |
| 0 | 115 for device in devices: |
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116 if not (device.formats.len > 0 and device.presentModes.len > 0 and "VK_KHR_swapchain" in device.extensions): |
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117 continue |
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118 var graphicsQueueFamily = high(uint32) |
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119 var presentationQueueFamily = high(uint32) |
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120 for i, queueFamily in enumerate(device.queueFamilies): |
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121 if queueFamily.hasSurfaceSupport: |
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122 presentationQueueFamily = uint32(i) |
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123 if bool(uint32(queueFamily.properties.queueFlags) and ord(VK_QUEUE_GRAPHICS_BIT)): |
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124 graphicsQueueFamily = uint32(i) |
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125 if graphicsQueueFamily != high(uint32) and presentationQueueFamily != high(uint32): |
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126 result.add((device, graphicsQueueFamily, presentationQueueFamily)) |
| 0 | 127 |
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128 for (device, graphicsQueueFamily, presentationQueueFamily) in result: |
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129 debug(&"Viable device: {cleanString(device.properties.deviceName)} (graphics queue family {graphicsQueueFamily}, presentation queue family {presentationQueueFamily})") |
| 0 | 130 |
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131 |
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132 proc getFrameDimension(window: NativeWindow, device: VkPhysicalDevice, surface: VkSurfaceKHR): VkExtent2D = |
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133 let capabilities = device.getSurfaceCapabilities(surface) |
| 0 | 134 if capabilities.currentExtent.width != high(uint32): |
| 135 return capabilities.currentExtent | |
| 136 else: | |
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137 let (width, height) = window.size() |
| 0 | 138 return VkExtent2D( |
| 139 width: min(max(uint32(width), capabilities.minImageExtent.width), capabilities.maxImageExtent.width), | |
| 140 height: min(max(uint32(height), capabilities.minImageExtent.height), capabilities.maxImageExtent.height), | |
| 141 ) | |
| 142 | |
| 10 | 143 when DEBUG_LOG: |
| 8 | 144 proc setupDebugLog(instance: VkInstance): VkDebugUtilsMessengerEXT = |
| 145 var createInfo = VkDebugUtilsMessengerCreateInfoEXT( | |
| 146 sType: VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT, | |
| 147 messageSeverity: VkDebugUtilsMessageSeverityFlagsEXT( | |
| 148 ord(VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT) or | |
| 149 ord(VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT) or | |
| 150 ord(VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT) | |
| 151 ), | |
| 152 messageType: VkDebugUtilsMessageTypeFlagsEXT( | |
| 153 ord(VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT) or | |
| 154 ord(VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT) or | |
| 155 ord(VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT) | |
| 156 ), | |
| 157 pfnUserCallback: debugCallback, | |
| 158 pUserData: nil, | |
| 159 ) | |
| 160 checkVkResult instance.vkCreateDebugUtilsMessengerEXT(addr(createInfo), nil, addr(result)) | |
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161 |
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162 proc setupVulkanDeviceAndQueues(instance: VkInstance, surface: VkSurfaceKHR): Device = |
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163 let usableDevices = instance.getAllPhysicalDevices(surface).filterForDevice() |
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164 if len(usableDevices) == 0: |
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165 raise newException(Exception, "No suitable graphics device found") |
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166 result.physicalDevice = usableDevices[0][0] |
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167 result.graphicsQueueFamily = usableDevices[0][1] |
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168 result.presentationQueueFamily = usableDevices[0][2] |
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169 |
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170 debug(&"Chose device {cleanString(result.physicalDevice.properties.deviceName)}") |
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171 |
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172 (result.device, result.graphicsQueue, result.presentationQueue) = getVulcanDevice( |
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173 result.physicalDevice.device, |
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174 result.physicalDevice.features, |
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175 result.graphicsQueueFamily, |
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176 result.presentationQueueFamily, |
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177 ) |
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178 |
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179 proc setupSwapChain(device: VkDevice, physicalDevice: PhysicalDevice, surface: VkSurfaceKHR, dimension: VkExtent2D, surfaceFormat: VkSurfaceFormatKHR): Swapchain = |
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180 |
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181 let capabilities = physicalDevice.device.getSurfaceCapabilities(surface) |
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182 var selectedPresentationMode = getPresentMode(physicalDevice.presentModes) |
| 0 | 183 # setup swapchain |
| 184 var swapchainCreateInfo = VkSwapchainCreateInfoKHR( | |
| 185 sType: VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR, | |
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186 surface: surface, |
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187 minImageCount: max(capabilities.minImageCount + 1, capabilities.maxImageCount), |
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188 imageFormat: surfaceFormat.format, |
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189 imageColorSpace: surfaceFormat.colorSpace, |
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190 imageExtent: dimension, |
| 0 | 191 imageArrayLayers: 1, |
| 192 imageUsage: VkImageUsageFlags(VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT), | |
| 193 # VK_SHARING_MODE_CONCURRENT no supported (i.e cannot use different queue families for drawing to swap surface?) | |
| 194 imageSharingMode: VK_SHARING_MODE_EXCLUSIVE, | |
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195 preTransform: capabilities.currentTransform, |
| 0 | 196 compositeAlpha: VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR, |
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197 presentMode: selectedPresentationMode, |
| 1 | 198 clipped: VK_TRUE, |
| 0 | 199 oldSwapchain: VkSwapchainKHR(0), |
| 200 ) | |
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201 checkVkResult device.vkCreateSwapchainKHR(addr(swapchainCreateInfo), nil, addr(result.swapchain)) |
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202 result.images = device.getSwapChainImages(result.swapchain) |
| 0 | 203 |
| 204 # setup swapchian image views | |
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205 |
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206 result.imageviews = newSeq[VkImageView](result.images.len) |
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207 for i, image in enumerate(result.images): |
| 0 | 208 var imageViewCreateInfo = VkImageViewCreateInfo( |
| 209 sType: VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO, | |
| 210 image: image, | |
| 211 viewType: VK_IMAGE_VIEW_TYPE_2D, | |
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212 format: surfaceFormat.format, |
| 0 | 213 components: VkComponentMapping( |
| 214 r: VK_COMPONENT_SWIZZLE_IDENTITY, | |
| 215 g: VK_COMPONENT_SWIZZLE_IDENTITY, | |
| 216 b: VK_COMPONENT_SWIZZLE_IDENTITY, | |
| 217 a: VK_COMPONENT_SWIZZLE_IDENTITY, | |
| 218 ), | |
| 219 subresourceRange: VkImageSubresourceRange( | |
| 220 aspectMask: VkImageAspectFlags(VK_IMAGE_ASPECT_COLOR_BIT), | |
| 221 baseMipLevel: 0, | |
| 222 levelCount: 1, | |
| 223 baseArrayLayer: 0, | |
| 224 layerCount: 1, | |
| 225 ), | |
| 226 ) | |
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227 checkVkResult device.vkCreateImageView(addr(imageViewCreateInfo), nil, addr(result.imageviews[i])) |
| 1 | 228 |
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229 proc setupRenderPass(device: VkDevice, format: VkFormat): VkRenderPass = |
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230 var |
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231 colorAttachment = VkAttachmentDescription( |
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232 format: format, |
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233 samples: VK_SAMPLE_COUNT_1_BIT, |
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234 loadOp: VK_ATTACHMENT_LOAD_OP_CLEAR, |
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235 storeOp: VK_ATTACHMENT_STORE_OP_STORE, |
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236 stencilLoadOp: VK_ATTACHMENT_LOAD_OP_DONT_CARE, |
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237 stencilStoreOp: VK_ATTACHMENT_STORE_OP_DONT_CARE, |
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238 initialLayout: VK_IMAGE_LAYOUT_UNDEFINED, |
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239 finalLayout: VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, |
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240 ) |
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241 colorAttachmentRef = VkAttachmentReference( |
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242 attachment: 0, |
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243 layout: VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, |
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244 ) |
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245 subpass = VkSubpassDescription( |
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246 pipelineBindPoint: VK_PIPELINE_BIND_POINT_GRAPHICS, |
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247 colorAttachmentCount: 1, |
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248 pColorAttachments: addr(colorAttachmentRef) |
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249 ) |
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250 dependency = VkSubpassDependency( |
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251 srcSubpass: VK_SUBPASS_EXTERNAL, |
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252 dstSubpass: 0, |
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253 srcStageMask: VkPipelineStageFlags(VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT), |
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254 srcAccessMask: VkAccessFlags(0), |
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255 dstStageMask: VkPipelineStageFlags(VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT), |
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256 dstAccessMask: VkAccessFlags(VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT), |
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257 ) |
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258 renderPassCreateInfo = VkRenderPassCreateInfo( |
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259 sType: VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO, |
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260 attachmentCount: 1, |
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261 pAttachments: addr(colorAttachment), |
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262 subpassCount: 1, |
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263 pSubpasses: addr(subpass), |
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264 dependencyCount: 1, |
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265 pDependencies: addr(dependency), |
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266 ) |
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267 checkVkResult device.vkCreateRenderPass(addr(renderPassCreateInfo), nil, addr(result)) |
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268 |
| 32 | 269 proc initRenderPipeline[VertexType, Uniforms](device: VkDevice, frameDimension: VkExtent2D, renderPass: VkRenderPass, vertexShader, fragmentShader: static string): RenderPipeline[VertexType, Uniforms] = |
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270 # load shaders |
| 28 | 271 result.device = device |
| 32 | 272 result.shaders.add(initShaderProgram[VertexType, Uniforms](device, VK_SHADER_STAGE_VERTEX_BIT, vertexShader)) |
| 273 result.shaders.add(initShaderProgram[VertexType, Uniforms](device, VK_SHADER_STAGE_FRAGMENT_BIT, fragmentShader)) | |
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274 |
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275 var |
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276 # define which parts can be dynamic (pipeline is fixed after setup) |
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277 dynamicStates = [VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR] |
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278 dynamicState = VkPipelineDynamicStateCreateInfo( |
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279 sType: VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO, |
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280 dynamicStateCount: uint32(dynamicStates.len), |
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281 pDynamicStates: addr(dynamicStates[0]), |
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282 ) |
| 32 | 283 vertexbindings = generateInputVertexBinding[VertexType]() |
| 284 attributebindings = generateInputAttributeBinding[VertexType]() | |
| 17 | 285 |
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286 # define input data format |
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287 vertexInputInfo = VkPipelineVertexInputStateCreateInfo( |
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288 sType: VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO, |
| 17 | 289 vertexBindingDescriptionCount: uint32(vertexbindings.len), |
| 290 pVertexBindingDescriptions: addr(vertexbindings[0]), | |
| 291 vertexAttributeDescriptionCount: uint32(attributebindings.len), | |
| 292 pVertexAttributeDescriptions: addr(attributebindings[0]), | |
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293 ) |
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294 inputAssembly = VkPipelineInputAssemblyStateCreateInfo( |
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295 sType: VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO, |
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296 topology: VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST, |
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297 primitiveRestartEnable: VK_FALSE, |
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298 ) |
| 1 | 299 |
| 300 # setup viewport | |
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301 var viewportState = VkPipelineViewportStateCreateInfo( |
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302 sType: VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO, |
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303 viewportCount: 1, |
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304 scissorCount: 1, |
| 1 | 305 ) |
| 0 | 306 |
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307 # rasterizerization config |
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308 var |
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309 rasterizer = VkPipelineRasterizationStateCreateInfo( |
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310 sType: VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO, |
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311 depthClampEnable: VK_FALSE, |
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312 rasterizerDiscardEnable: VK_FALSE, |
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313 polygonMode: VK_POLYGON_MODE_FILL, |
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314 lineWidth: 1.0, |
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315 cullMode: VkCullModeFlags(VK_CULL_MODE_BACK_BIT), |
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316 frontFace: VK_FRONT_FACE_CLOCKWISE, |
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317 depthBiasEnable: VK_FALSE, |
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318 depthBiasConstantFactor: 0.0, |
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319 depthBiasClamp: 0.0, |
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320 depthBiasSlopeFactor: 0.0, |
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321 ) |
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322 multisampling = VkPipelineMultisampleStateCreateInfo( |
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323 sType: VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO, |
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324 sampleShadingEnable: VK_FALSE, |
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325 rasterizationSamples: VK_SAMPLE_COUNT_1_BIT, |
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326 minSampleShading: 1.0, |
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327 pSampleMask: nil, |
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328 alphaToCoverageEnable: VK_FALSE, |
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329 alphaToOneEnable: VK_FALSE, |
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330 ) |
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331 colorBlendAttachment = VkPipelineColorBlendAttachmentState( |
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332 colorWriteMask: VkColorComponentFlags( |
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333 ord(VK_COLOR_COMPONENT_R_BIT) or |
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334 ord(VK_COLOR_COMPONENT_G_BIT) or |
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335 ord(VK_COLOR_COMPONENT_B_BIT) or |
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336 ord(VK_COLOR_COMPONENT_A_BIT) |
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337 ), |
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338 blendEnable: VK_TRUE, |
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339 srcColorBlendFactor: VK_BLEND_FACTOR_SRC_ALPHA, |
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340 dstColorBlendFactor: VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA, |
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341 colorBlendOp: VK_BLEND_OP_ADD, |
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342 srcAlphaBlendFactor: VK_BLEND_FACTOR_ONE, |
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343 dstAlphaBlendFactor: VK_BLEND_FACTOR_ZERO, |
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344 alphaBlendOp: VK_BLEND_OP_ADD, |
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345 ) |
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346 colorBlending = VkPipelineColorBlendStateCreateInfo( |
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347 sType: VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO, |
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348 logicOpEnable: VK_TRUE, |
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349 logicOp: VK_LOGIC_OP_COPY, |
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350 attachmentCount: 1, |
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351 pAttachments: addr(colorBlendAttachment), |
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352 blendConstants: [0.0'f, 0.0'f, 0.0'f, 0.0'f], |
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353 ) |
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354 |
| 32 | 355 result.descriptorSetLayout = device.createUniformDescriptorLayout(VkShaderStageFlags(VK_SHADER_STAGE_VERTEX_BIT), 0) |
| 28 | 356 var |
| 357 # "globals" that go into the shader, uniforms etc. | |
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358 pipelineLayoutInfo = VkPipelineLayoutCreateInfo( |
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359 sType: VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO, |
| 28 | 360 setLayoutCount: 1, |
| 32 | 361 pSetLayouts: addr(result.descriptorSetLayout), |
|
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362 pushConstantRangeCount: 0, |
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363 pPushConstantRanges: nil, |
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364 ) |
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365 checkVkResult vkCreatePipelineLayout(device, addr(pipelineLayoutInfo), nil, addr(result.layout)) |
|
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366 |
| 17 | 367 var stages: seq[VkPipelineShaderStageCreateInfo] |
| 368 for shader in result.shaders: | |
| 369 stages.add(shader.shader) | |
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370 var pipelineInfo = VkGraphicsPipelineCreateInfo( |
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371 sType: VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO, |
| 17 | 372 stageCount: uint32(stages.len), |
| 373 pStages: addr(stages[0]), | |
|
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374 pVertexInputState: addr(vertexInputInfo), |
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375 pInputAssemblyState: addr(inputAssembly), |
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376 pViewportState: addr(viewportState), |
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377 pRasterizationState: addr(rasterizer), |
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378 pMultisampleState: addr(multisampling), |
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379 pDepthStencilState: nil, |
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380 pColorBlendState: addr(colorBlending), |
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381 pDynamicState: addr(dynamicState), |
|
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382 layout: result.layout, |
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383 renderPass: renderPass, |
|
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384 subpass: 0, |
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385 basePipelineHandle: VkPipeline(0), |
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386 basePipelineIndex: -1, |
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|
387 ) |
|
19
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388 checkVkResult vkCreateGraphicsPipelines( |
|
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389 device, |
|
2
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|
390 VkPipelineCache(0), |
|
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391 1, |
|
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392 addr(pipelineInfo), |
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|
393 nil, |
|
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394 addr(result.pipeline) |
|
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|
395 ) |
|
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|
396 |
|
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397 proc setupFramebuffers(device: VkDevice, swapchain: var Swapchain, renderPass: VkRenderPass, dimension: VkExtent2D): seq[VkFramebuffer] = |
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398 result = newSeq[VkFramebuffer](swapchain.images.len) |
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399 for i, imageview in enumerate(swapchain.imageviews): |
|
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400 var framebufferInfo = VkFramebufferCreateInfo( |
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401 sType: VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO, |
|
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402 renderPass: renderPass, |
|
2
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403 attachmentCount: 1, |
|
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|
404 pAttachments: addr(swapchain.imageviews[i]), |
|
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|
405 width: dimension.width, |
|
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|
406 height: dimension.height, |
|
2
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|
407 layers: 1, |
|
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|
408 ) |
|
4
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|
409 checkVkResult device.vkCreateFramebuffer(addr(framebufferInfo), nil, addr(result[i])) |
|
2
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|
410 |
|
5
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|
411 proc trash(device: VkDevice, swapchain: Swapchain, framebuffers: seq[VkFramebuffer]) = |
|
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|
412 for framebuffer in framebuffers: |
|
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|
413 device.vkDestroyFramebuffer(framebuffer, nil) |
|
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|
414 for imageview in swapchain.imageviews: |
|
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|
415 device.vkDestroyImageView(imageview, nil) |
|
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|
416 device.vkDestroySwapchainKHR(swapchain.swapchain, nil) |
|
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|
417 |
|
4
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Sam <sam@basx.dev>
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|
418 proc recreateSwapchain(vulkan: Vulkan): (Swapchain, seq[VkFramebuffer]) = |
|
5
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|
419 debug(&"Recreate swapchain with dimension {vulkan.frameDimension}") |
|
4
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|
420 checkVkResult vulkan.device.device.vkDeviceWaitIdle() |
|
5
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|
421 |
|
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Sam <sam@basx.dev>
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|
422 vulkan.device.device.trash(vulkan.swapchain, vulkan.framebuffers) |
|
4
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|
423 |
|
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Sam <sam@basx.dev>
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|
424 result[0] = vulkan.device.device.setupSwapChain( |
|
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|
425 vulkan.device.physicalDevice, |
|
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Sam <sam@basx.dev>
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2
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|
426 vulkan.surface, |
|
af9183acb173
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Sam <sam@basx.dev>
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2
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|
427 vulkan.frameDimension, |
|
af9183acb173
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Sam <sam@basx.dev>
parents:
2
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|
428 vulkan.surfaceFormat |
|
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2
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|
429 ) |
|
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Sam <sam@basx.dev>
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|
430 result[1] = vulkan.device.device.setupFramebuffers( |
|
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|
431 result[0], |
|
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|
432 vulkan.renderPass, |
|
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Sam <sam@basx.dev>
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|
433 vulkan.frameDimension |
|
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Sam <sam@basx.dev>
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2
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|
434 ) |
|
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Sam <sam@basx.dev>
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|
435 |
|
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Sam <sam@basx.dev>
parents:
2
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|
436 |
|
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Sam <sam@basx.dev>
parents:
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|
437 proc setupCommandBuffers(device: VkDevice, graphicsQueueFamily: uint32): (VkCommandPool, array[MAX_FRAMES_IN_FLIGHT, VkCommandBuffer]) = |
|
2
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|
438 # set up command buffer |
|
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|
439 var poolInfo = VkCommandPoolCreateInfo( |
|
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|
440 sType: VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, |
|
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|
441 flags: VkCommandPoolCreateFlags(VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT), |
|
4
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|
442 queueFamilyIndex: graphicsQueueFamily, |
|
2
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|
443 ) |
|
4
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Sam <sam@basx.dev>
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|
444 checkVkResult device.vkCreateCommandPool(addr(poolInfo), nil, addr(result[0])) |
|
2
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Sam <sam@basx.dev>
parents:
1
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|
445 |
|
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Sam <sam@basx.dev>
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|
446 var allocInfo = VkCommandBufferAllocateInfo( |
|
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|
447 sType: VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO, |
|
4
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Sam <sam@basx.dev>
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|
448 commandPool: result[0], |
|
2
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parents:
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|
449 level: VK_COMMAND_BUFFER_LEVEL_PRIMARY, |
|
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Sam <sam@basx.dev>
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|
450 commandBufferCount: result[1].len.uint32, |
|
2
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Sam <sam@basx.dev>
parents:
1
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|
451 ) |
|
4
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Sam <sam@basx.dev>
parents:
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|
452 checkVkResult device.vkAllocateCommandBuffers(addr(allocInfo), addr(result[1][0])) |
|
2
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Sam <sam@basx.dev>
parents:
1
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changeset
|
453 |
|
4
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Sam <sam@basx.dev>
parents:
2
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|
454 proc setupSyncPrimitives(device: VkDevice): ( |
|
af9183acb173
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Sam <sam@basx.dev>
parents:
2
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|
455 array[MAX_FRAMES_IN_FLIGHT, VkSemaphore], |
|
af9183acb173
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Sam <sam@basx.dev>
parents:
2
diff
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|
456 array[MAX_FRAMES_IN_FLIGHT, VkSemaphore], |
|
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
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|
457 array[MAX_FRAMES_IN_FLIGHT, VkFence], |
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458 ) = |
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459 var semaphoreInfo = VkSemaphoreCreateInfo(sType: VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO) |
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460 var fenceInfo = VkFenceCreateInfo( |
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461 sType: VK_STRUCTURE_TYPE_FENCE_CREATE_INFO, |
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462 flags: VkFenceCreateFlags(VK_FENCE_CREATE_SIGNALED_BIT) |
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463 ) |
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464 for i in 0 ..< MAX_FRAMES_IN_FLIGHT: |
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465 checkVkResult device.vkCreateSemaphore(addr(semaphoreInfo), nil, addr(result[0][i])) |
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466 checkVkResult device.vkCreateSemaphore(addr(semaphoreInfo), nil, addr(result[1][i])) |
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467 checkVkResult device.vkCreateFence(addr(fenceInfo), nil, addr(result[2][i])) |
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468 |
| 28 | 469 proc igniteEngine*(windowTitle: string): Engine = |
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470 |
| 28 | 471 result.window = createWindow(windowTitle) |
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472 |
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473 # setup vulkan functions |
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474 vkLoad1_0() |
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475 vkLoad1_1() |
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476 vkLoad1_2() |
| 10 | 477 |
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478 # create vulkan instance |
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479 result.vulkan.instance = createVulkanInstance(VULKAN_VERSION) |
| 10 | 480 when DEBUG_LOG: |
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481 result.vulkan.debugMessenger = result.vulkan.instance.setupDebugLog() |
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482 result.vulkan.surface = result.vulkan.instance.createVulkanSurface(result.window) |
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483 result.vulkan.device = result.vulkan.instance.setupVulkanDeviceAndQueues(result.vulkan.surface) |
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484 |
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485 # get basic frame information |
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486 result.vulkan.surfaceFormat = result.vulkan.device.physicalDevice.formats.getSuitableSurfaceFormat() |
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487 result.vulkan.frameDimension = result.window.getFrameDimension(result.vulkan.device.physicalDevice.device, result.vulkan.surface) |
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488 |
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489 # setup swapchain and render pipeline |
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490 result.vulkan.swapchain = result.vulkan.device.device.setupSwapChain( |
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491 result.vulkan.device.physicalDevice, |
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492 result.vulkan.surface, |
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493 result.vulkan.frameDimension, |
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494 result.vulkan.surfaceFormat |
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495 ) |
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496 result.vulkan.renderPass = result.vulkan.device.device.setupRenderPass(result.vulkan.surfaceFormat.format) |
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497 result.vulkan.framebuffers = result.vulkan.device.device.setupFramebuffers( |
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498 result.vulkan.swapchain, |
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499 result.vulkan.renderPass, |
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500 result.vulkan.frameDimension |
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501 ) |
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502 ( |
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503 result.vulkan.commandPool, |
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504 result.vulkan.commandBuffers, |
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505 ) = result.vulkan.device.device.setupCommandBuffers(result.vulkan.device.graphicsQueueFamily) |
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506 |
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507 ( |
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508 result.vulkan.imageAvailableSemaphores, |
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509 result.vulkan.renderFinishedSemaphores, |
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510 result.vulkan.inFlightFences, |
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511 ) = result.vulkan.device.device.setupSyncPrimitives() |
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512 |
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513 |
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514 proc setupPipeline*[VertexType; UniformType; IndexType: uint16|uint32](engine: var Engine, scenedata: ref Thing, vertexShader, fragmentShader: static string): RenderPipeline[VertexType, UniformType] = |
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515 engine.currentscenedata = scenedata |
| 32 | 516 result = initRenderPipeline[VertexType, UniformType]( |
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517 engine.vulkan.device.device, |
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518 engine.vulkan.frameDimension, |
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519 engine.vulkan.renderPass, |
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520 vertexShader, |
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521 fragmentShader, |
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522 ) |
| 28 | 523 # vertex buffers |
| 524 var allmeshes: seq[Mesh[VertexType]] | |
| 525 for mesh in partsOfType[ref Mesh[VertexType]](engine.currentscenedata): | |
| 20 | 526 allmeshes.add(mesh[]) |
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527 if allmeshes.len > 0: |
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528 var ubermesh = createUberMesh(allmeshes) |
| 32 | 529 result.vertexBuffers.add createVertexBuffers(ubermesh, result.device, engine.vulkan.device.physicalDevice.device, engine.vulkan.commandPool, engine.vulkan.device.graphicsQueue) |
| 20 | 530 |
| 39 | 531 when not (IndexType is void): |
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532 # vertex buffers with indexes |
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533 var allindexedmeshes: seq[IndexedMesh[VertexType, IndexType]] |
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534 for mesh in partsOfType[ref IndexedMesh[VertexType, IndexType]](engine.currentscenedata): |
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535 allindexedmeshes.add(mesh[]) |
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536 if allindexedmeshes.len > 0: |
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537 var indexedubermesh = createUberMesh(allindexedmeshes) |
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538 result.indexedVertexBuffers.add createIndexedVertexBuffers(indexedubermesh, result.device, engine.vulkan.device.physicalDevice.device, engine.vulkan.commandPool, engine.vulkan.device.graphicsQueue) |
| 28 | 539 |
| 540 # uniform buffers | |
| 541 result.uniformBuffers = createUniformBuffers[MAX_FRAMES_IN_FLIGHT, UniformType]( | |
| 32 | 542 result.device, |
| 28 | 543 engine.vulkan.device.physicalDevice.device |
| 544 ) | |
| 545 | |
| 32 | 546 var |
| 547 poolSize = VkDescriptorPoolSize( | |
| 548 `type`: VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, | |
| 549 descriptorCount: uint32(MAX_FRAMES_IN_FLIGHT), | |
| 550 ) | |
| 551 poolInfo = VkDescriptorPoolCreateInfo( | |
| 552 sType: VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO, | |
| 553 poolSizeCount: 1, | |
| 554 pPoolSizes: addr(poolSize), | |
| 555 maxSets: uint32(MAX_FRAMES_IN_FLIGHT), | |
| 556 ) | |
| 557 checkVkResult vkCreateDescriptorPool(result.device, addr(poolInfo), nil, addr(result.descriptorPool)) | |
| 28 | 558 |
| 32 | 559 var layouts: array[MAX_FRAMES_IN_FLIGHT, VkDescriptorSetLayout] |
| 560 for i in 0 ..< MAX_FRAMES_IN_FLIGHT: | |
| 561 layouts[i] = result.descriptorSetLayout | |
| 562 var allocInfo = VkDescriptorSetAllocateInfo( | |
| 563 sType: VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO, | |
| 564 descriptorPool: result.descriptorPool, | |
| 565 descriptorSetCount: uint32(MAX_FRAMES_IN_FLIGHT), | |
| 566 pSetLayouts: addr(layouts[0]), | |
| 567 ) | |
| 568 | |
| 569 checkVkResult vkAllocateDescriptorSets(result.device, addr(allocInfo), addr(result.descriptors[0])) | |
| 570 | |
| 571 var bufferInfos: array[MAX_FRAMES_IN_FLIGHT, array[1, VkDescriptorBufferInfo]] # because we use only one Uniform atm | |
| 572 for i in 0 ..< MAX_FRAMES_IN_FLIGHT: | |
| 573 bufferInfos[i][0] = VkDescriptorBufferInfo( | |
| 574 buffer: result.uniformBuffers[i].vkBuffer, | |
| 575 offset: VkDeviceSize(0), | |
| 576 range: VkDeviceSize(sizeof(UniformType)), | |
| 577 ) | |
| 578 var descriptorWrite = VkWriteDescriptorSet( | |
| 579 sType: VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET, | |
| 580 dstSet: result.descriptors[i], | |
| 581 dstBinding: 0, | |
| 582 dstArrayElement: 0, | |
| 583 descriptorType: VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, | |
| 584 descriptorCount: 1, | |
| 585 pBufferInfo: cast[ptr ptr VkDescriptorBufferInfo](addr(bufferInfos[i][0])), | |
| 586 ) | |
| 587 vkUpdateDescriptorSets(result.device, 1, addr(descriptorWrite), 0, nil) | |
| 588 | |
| 589 | |
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590 proc runPipeline[VertexType; Uniforms](commandBuffer: VkCommandBuffer, pipeline: var RenderPipeline[VertexType, Uniforms], currentFrame: int) = |
| 28 | 591 vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline.pipeline) |
| 0 | 592 |
| 32 | 593 vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipeline.layout, 0, 1, addr(pipeline.descriptors[currentFrame]), 0, nil) |
| 28 | 594 for (vertexBufferSet, vertexCount) in pipeline.vertexBuffers: |
| 595 var | |
| 596 vertexBuffers: seq[VkBuffer] | |
| 597 offsets: seq[VkDeviceSize] | |
| 598 for buffer in vertexBufferSet: | |
| 599 vertexBuffers.add buffer.vkBuffer | |
| 600 offsets.add VkDeviceSize(0) | |
| 601 | |
|
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602 vkCmdBindVertexBuffers(commandBuffer, firstBinding=0'u32, bindingCount=uint32(vertexBuffers.len), pBuffers=addr(vertexBuffers[0]), pOffsets=addr(offsets[0])) |
| 28 | 603 vkCmdDraw(commandBuffer, vertexCount=vertexCount, instanceCount=1'u32, firstVertex=0'u32, firstInstance=0'u32) |
| 604 | |
| 605 for (vertexBufferSet, indexBuffer, indicesCount, indexType) in pipeline.indexedVertexBuffers: | |
| 606 var | |
| 607 vertexBuffers: seq[VkBuffer] | |
| 608 offsets: seq[VkDeviceSize] | |
| 609 for buffer in vertexBufferSet: | |
| 610 vertexBuffers.add buffer.vkBuffer | |
| 611 offsets.add VkDeviceSize(0) | |
| 612 | |
|
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613 vkCmdBindVertexBuffers(commandBuffer, firstBinding=0'u32, bindingCount=uint32(vertexBuffers.len), pBuffers=addr(vertexBuffers[0]), pOffsets=addr(offsets[0])) |
| 32 | 614 vkCmdBindIndexBuffer(commandBuffer, indexBuffer.vkBuffer, VkDeviceSize(0), indexType) |
| 615 vkCmdDrawIndexed(commandBuffer, indicesCount, 1, 0, 0, 0) | |
| 28 | 616 |
| 32 | 617 proc recordCommandBuffer(renderPass: VkRenderPass, pipeline: var RenderPipeline, commandBuffer: VkCommandBuffer, framebuffer: VkFramebuffer, frameDimension: VkExtent2D, currentFrame: int) = |
|
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618 var |
|
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619 beginInfo = VkCommandBufferBeginInfo( |
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620 sType: VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, |
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621 pInheritanceInfo: nil, |
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622 ) |
|
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623 clearColor = VkClearValue(color: VkClearColorValue(float32: [0.2'f, 0.2'f, 0.2'f, 1.0'f])) |
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624 renderPassInfo = VkRenderPassBeginInfo( |
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625 sType: VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO, |
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626 renderPass: renderPass, |
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627 framebuffer: framebuffer, |
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628 renderArea: VkRect2D( |
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629 offset: VkOffset2D(x: 0, y: 0), |
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630 extent: frameDimension, |
|
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631 ), |
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632 clearValueCount: 1, |
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633 pClearValues: addr(clearColor), |
|
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|
634 ) |
|
5
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|
635 viewport = VkViewport( |
|
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|
636 x: 0.0, |
|
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Sam <sam@basx.dev>
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|
637 y: 0.0, |
|
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|
638 width: (float) frameDimension.width, |
|
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|
639 height: (float) frameDimension.height, |
|
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|
640 minDepth: 0.0, |
|
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Sam <sam@basx.dev>
parents:
4
diff
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|
641 maxDepth: 1.0, |
|
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Sam <sam@basx.dev>
parents:
4
diff
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|
642 ) |
|
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Sam <sam@basx.dev>
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4
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|
643 scissor = VkRect2D( |
|
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add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
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|
644 offset: VkOffset2D(x: 0, y: 0), |
|
4ed9cb098315
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|
645 extent: frameDimension |
|
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Sam <sam@basx.dev>
parents:
4
diff
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|
646 ) |
| 28 | 647 checkVkResult vkBeginCommandBuffer(commandBuffer, addr(beginInfo)) |
| 648 block: | |
| 649 vkCmdBeginRenderPass(commandBuffer, addr(renderPassInfo), VK_SUBPASS_CONTENTS_INLINE) | |
| 650 vkCmdSetViewport(commandBuffer, firstViewport=0, viewportCount=1, addr(viewport)) | |
| 651 vkCmdSetScissor(commandBuffer, firstScissor=0, scissorCount=1, addr(scissor)) | |
| 32 | 652 runPipeline(commandBuffer, pipeline, currentFrame) |
| 28 | 653 vkCmdEndRenderPass(commandBuffer) |
| 654 checkVkResult vkEndCommandBuffer(commandBuffer) | |
|
19
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did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
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|
655 |
| 32 | 656 proc drawFrame(window: NativeWindow, vulkan: var Vulkan, currentFrame: int, resized: bool, pipeline: var RenderPipeline) = |
| 28 | 657 checkVkResult vkWaitForFences(vulkan.device.device, 1, addr(vulkan.inFlightFences[currentFrame]), VK_TRUE, high(uint64)) |
|
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Sam <sam@basx.dev>
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|
658 var bufferImageIndex: uint32 |
| 28 | 659 let nextImageResult = vkAcquireNextImageKHR( |
| 660 vulkan.device.device, | |
|
4
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|
661 vulkan.swapchain.swapchain, |
|
2
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|
662 high(uint64), |
|
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Sam <sam@basx.dev>
parents:
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|
663 vulkan.imageAvailableSemaphores[currentFrame], |
|
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|
664 VkFence(0), |
|
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did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
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|
665 addr(bufferImageIndex) |
|
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Sam <sam@basx.dev>
parents:
1
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|
666 ) |
|
4
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Sam <sam@basx.dev>
parents:
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|
667 if nextImageResult == VK_ERROR_OUT_OF_DATE_KHR: |
|
5
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|
668 vulkan.frameDimension = window.getFrameDimension(vulkan.device.physicalDevice.device, vulkan.surface) |
|
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Sam <sam@basx.dev>
parents:
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|
669 (vulkan.swapchain, vulkan.framebuffers) = vulkan.recreateSwapchain() |
|
5
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|
670 elif not (nextImageResult in [VK_SUCCESS, VK_SUBOPTIMAL_KHR]): |
|
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|
671 raise newException(Exception, "Vulkan error: vkAcquireNextImageKHR returned " & $nextImageResult) |
| 28 | 672 checkVkResult vkResetFences(vulkan.device.device, 1, addr(vulkan.inFlightFences[currentFrame])) |
|
2
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Sam <sam@basx.dev>
parents:
1
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|
673 |
| 28 | 674 checkVkResult vkResetCommandBuffer(vulkan.commandBuffers[currentFrame], VkCommandBufferResetFlags(0)) |
| 32 | 675 vulkan.renderPass.recordCommandBuffer(pipeline, vulkan.commandBuffers[currentFrame], vulkan.framebuffers[bufferImageIndex], vulkan.frameDimension, currentFrame) |
|
2
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Sam <sam@basx.dev>
parents:
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|
676 var |
|
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Sam <sam@basx.dev>
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|
677 waitSemaphores = [vulkan.imageAvailableSemaphores[currentFrame]] |
|
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|
678 waitStages = [VkPipelineStageFlags(VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT)] |
|
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did: hello world triangle, a bit of code organization
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|
679 signalSemaphores = [vulkan.renderFinishedSemaphores[currentFrame]] |
|
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Sam <sam@basx.dev>
parents:
1
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|
680 submitInfo = VkSubmitInfo( |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
681 sType: VK_STRUCTURE_TYPE_SUBMIT_INFO, |
|
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Sam <sam@basx.dev>
parents:
1
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|
682 waitSemaphoreCount: 1, |
|
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Sam <sam@basx.dev>
parents:
1
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|
683 pWaitSemaphores: addr(waitSemaphores[0]), |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
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|
684 pWaitDstStageMask: addr(waitStages[0]), |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
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changeset
|
685 commandBufferCount: 1, |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
686 pCommandBuffers: addr(vulkan.commandBuffers[currentFrame]), |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
687 signalSemaphoreCount: 1, |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
688 pSignalSemaphores: addr(signalSemaphores[0]), |
|
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did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
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|
689 ) |
|
4
af9183acb173
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Sam <sam@basx.dev>
parents:
2
diff
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|
690 checkVkResult vkQueueSubmit(vulkan.device.graphicsQueue, 1, addr(submitInfo), vulkan.inFlightFences[currentFrame]) |
|
2
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did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
691 |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
692 var presentInfo = VkPresentInfoKHR( |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
693 sType: VK_STRUCTURE_TYPE_PRESENT_INFO_KHR, |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
694 waitSemaphoreCount: 1, |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
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changeset
|
695 pWaitSemaphores: addr(signalSemaphores[0]), |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
696 swapchainCount: 1, |
|
4
af9183acb173
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Sam <sam@basx.dev>
parents:
2
diff
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|
697 pSwapchains: addr(vulkan.swapchain.swapchain), |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
698 pImageIndices: addr(bufferImageIndex), |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
699 pResults: nil, |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
700 ) |
|
4
af9183acb173
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Sam <sam@basx.dev>
parents:
2
diff
changeset
|
701 let presentResult = vkQueuePresentKHR(vulkan.device.presentationQueue, addr(presentInfo)) |
|
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
702 |
|
5
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
703 if presentResult == VK_ERROR_OUT_OF_DATE_KHR or presentResult == VK_SUBOPTIMAL_KHR or resized: |
|
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Sam <sam@basx.dev>
parents:
4
diff
changeset
|
704 vulkan.frameDimension = window.getFrameDimension(vulkan.device.physicalDevice.device, vulkan.surface) |
|
4
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did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
705 (vulkan.swapchain, vulkan.framebuffers) = vulkan.recreateSwapchain() |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
706 |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
707 |
| 32 | 708 proc run*(engine: var Engine, pipeline: var RenderPipeline, globalUpdate: proc(engine: var Engine, dt: float32)) = |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
709 var |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
710 killed = false |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
711 currentFrame = 0 |
|
5
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add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
712 resized = false |
| 28 | 713 lastUpdate = getTime() |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
714 |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
715 while not killed: |
| 28 | 716 |
| 717 # process input | |
|
38
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
718 engine.input.keysPressed = {} |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
719 engine.input.keysReleased = {} |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
720 engine.input.mousePressed = {} |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
721 engine.input.mouseReleased = {} |
|
5
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add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
722 for event in engine.window.pendingEvents(): |
|
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
723 case event.eventType: |
|
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
724 of Quit: |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
725 killed = true |
|
5
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
726 of ResizedWindow: |
|
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
727 resized = true |
|
38
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
728 of KeyPressed: |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
729 engine.input.keysPressed.incl event.key |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
730 engine.input.keysDown.incl event.key |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
731 of KeyReleased: |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
732 engine.input.keysReleased.incl event.key |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
733 engine.input.keysDown.excl event.key |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
734 of MousePressed: |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
735 engine.input.mousePressed.incl event.button |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
736 engine.input.mouseDown.incl event.button |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
737 of MouseReleased: |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
738 engine.input.mouseReleased.incl event.button |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
739 engine.input.mouseDown.excl event.button |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
740 of MouseMoved: |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
741 engine.input.mouseX = event.x |
|
c3c963e7c1a6
did: tons of stuff, input, refactoring, fix some errors, some template improvment, sorry for super-commit
Sam <sam@basx.dev>
parents:
33
diff
changeset
|
742 engine.input.mouseY = event.y |
|
5
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
743 else: |
|
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
744 discard |
| 28 | 745 |
| 746 # game logic update | |
| 747 let | |
| 748 now = getTime() | |
| 32 | 749 dt = float32(float64((now - lastUpdate).inNanoseconds) / 1_000_000_000'f64) |
| 28 | 750 lastUpdate = now |
| 751 engine.globalUpdate(dt) | |
| 752 for entity in allEntities(engine.currentscenedata): | |
| 753 entity.update(dt) | |
| 754 | |
| 755 # submit frame for drawing | |
| 756 engine.window.drawFrame(engine.vulkan, currentFrame, resized, pipeline) | |
|
5
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
757 resized = false |
| 32 | 758 currentFrame = (currentFrame + 1) mod MAX_FRAMES_IN_FLIGHT |
| 28 | 759 checkVkResult vkDeviceWaitIdle(engine.vulkan.device.device) |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
760 |
| 28 | 761 proc trash*(pipeline: var RenderPipeline) = |
| 32 | 762 vkDestroyDescriptorPool(pipeline.device, pipeline.descriptorPool, nil) |
| 763 vkDestroyDescriptorSetLayout(pipeline.device, pipeline.descriptorSetLayout, nil) | |
| 28 | 764 vkDestroyPipeline(pipeline.device, pipeline.pipeline, nil) |
| 765 vkDestroyPipelineLayout(pipeline.device, pipeline.layout, nil) | |
| 766 for shader in pipeline.shaders: | |
| 767 vkDestroyShaderModule(pipeline.device, shader.shader.module, nil) | |
| 768 | |
| 769 for (bufferset, cnt) in pipeline.vertexBuffers.mitems: | |
|
19
b55d6ecde79d
did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
18
diff
changeset
|
770 for buffer in bufferset.mitems: |
|
b55d6ecde79d
did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
18
diff
changeset
|
771 buffer.trash() |
| 28 | 772 for (bufferset, indexbuffer, cnt, t) in pipeline.indexedVertexBuffers.mitems: |
|
19
b55d6ecde79d
did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
18
diff
changeset
|
773 indexbuffer.trash() |
|
b55d6ecde79d
did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
18
diff
changeset
|
774 for buffer in bufferset.mitems: |
|
b55d6ecde79d
did: introduce scene graph, meshs and generic vertex buffers
Sam <sam@basx.dev>
parents:
18
diff
changeset
|
775 buffer.trash() |
| 28 | 776 for buffer in pipeline.uniformBuffers.mitems: |
| 777 buffer.trash() | |
| 778 | |
| 779 proc trash*(engine: var Engine) = | |
| 780 checkVkResult vkDeviceWaitIdle(engine.vulkan.device.device) | |
|
5
4ed9cb098315
add: structure code for crossplatform, add some input handling + bugfixes
Sam <sam@basx.dev>
parents:
4
diff
changeset
|
781 engine.vulkan.device.device.trash(engine.vulkan.swapchain, engine.vulkan.framebuffers) |
| 0 | 782 |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
783 for i in 0 ..< MAX_FRAMES_IN_FLIGHT: |
|
4
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
784 engine.vulkan.device.device.vkDestroySemaphore(engine.vulkan.imageAvailableSemaphores[i], nil) |
|
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
785 engine.vulkan.device.device.vkDestroySemaphore(engine.vulkan.renderFinishedSemaphores[i], nil) |
|
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
786 engine.vulkan.device.device.vkDestroyFence(engine.vulkan.inFlightFences[i], nil) |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
787 |
| 28 | 788 engine.vulkan.device.device.vkDestroyRenderPass(engine.vulkan.renderPass, nil) |
|
4
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
789 engine.vulkan.device.device.vkDestroyCommandPool(engine.vulkan.commandPool, nil) |
|
2
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
790 |
|
213fdf8d31dd
did: hello world triangle, a bit of code organization
Sam <sam@basx.dev>
parents:
1
diff
changeset
|
791 engine.vulkan.instance.vkDestroySurfaceKHR(engine.vulkan.surface, nil) |
|
4
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
792 engine.vulkan.device.device.vkDestroyDevice(nil) |
| 10 | 793 when DEBUG_LOG: |
|
4
af9183acb173
did: refactor, add resizing, proper cleanup
Sam <sam@basx.dev>
parents:
2
diff
changeset
|
794 engine.vulkan.instance.vkDestroyDebugUtilsMessengerEXT(engine.vulkan.debugMessenger, nil) |
| 9 | 795 engine.window.trash() |
| 28 | 796 engine.vulkan.instance.vkDestroyInstance(nil) # needs to happen after window is trashed as the driver might have a hook registered for the window destruction |