Mercurial > games > semicongine
annotate tests/test_vulkan_wrapper.nim @ 109:8d24727c9795
did: refactor rendering/scene concept
| author | Sam <sam@basx.dev> |
|---|---|
| date | Wed, 29 Mar 2023 23:35:39 +0700 |
| parents | 70f92081d2c1 |
| children | 6fd10b7e2d6a |
| rev | line source |
|---|---|
| 96 | 1 import std/options |
| 2 | |
| 93 | 3 import semicongine/vulkan |
| 94 | 4 import semicongine/platform/window |
| 98 | 5 import semicongine/math |
| 109 | 6 import semicongine/entity |
| 7 import semicongine/scene | |
| 93 | 8 |
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9 type |
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10 Vertex = object |
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11 pos: Vec3 |
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12 FragmentInput = object |
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13 fragpos: Vec3 |
| 102 | 14 Uniforms = object |
| 15 time: float32 | |
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16 Pixel = object |
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17 color: Vec4 |
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18 |
| 104 | 19 proc diagnostics(instance: Instance) = |
| 94 | 20 # diagnostic output |
| 93 | 21 echo "Devices" |
| 22 for device in instance.getPhysicalDevices(): | |
| 23 echo " " & $device | |
| 96 | 24 echo " Rating: " & $device.rateGraphics() |
| 93 | 25 echo " Extensions" |
| 26 for extension in device.getExtensions(): | |
| 27 echo " " & $extension | |
| 96 | 28 echo " Properties" |
| 29 echo " " & $device.getProperties() | |
| 30 echo " Features" | |
| 31 echo " " & $device.getFeatures() | |
| 93 | 32 echo " Queue families" |
| 33 for queueFamily in device.getQueueFamilies(): | |
| 34 echo " " & $queueFamily | |
| 94 | 35 echo " Surface present modes" |
| 96 | 36 for mode in device.getSurfacePresentModes(): |
| 94 | 37 echo " " & $mode |
| 38 echo " Surface formats" | |
| 96 | 39 for format in device.getSurfaceFormats(): |
| 94 | 40 echo " " & $format |
| 93 | 41 |
| 104 | 42 when isMainModule: |
| 43 # print basic driver infos | |
| 44 echo "Layers" | |
| 45 for layer in getLayers(): | |
| 46 echo " " & layer | |
| 47 echo "Instance extensions" | |
| 48 for extension in getInstanceExtensions(): | |
| 49 echo " " & extension | |
| 50 | |
| 51 # create instance | |
| 52 var thewindow = createWindow("Test") | |
| 53 var instance = thewindow.createInstance( | |
| 54 vulkanVersion=VK_MAKE_API_VERSION(0, 1, 3, 0), | |
| 55 instanceExtensions= @["VK_EXT_debug_utils"], | |
| 56 layers= @["VK_LAYER_KHRONOS_validation"] | |
| 57 ) | |
| 58 var debugger = instance.createDebugMessenger() | |
| 59 | |
| 93 | 60 # create devices |
| 96 | 61 let selectedPhysicalDevice = instance.getPhysicalDevices().filterBestGraphics() |
| 62 var device = instance.createDevice( | |
| 63 selectedPhysicalDevice, | |
| 64 @[], | |
| 65 @[], | |
| 66 selectedPhysicalDevice.filterForGraphicsPresentationQueues() | |
| 67 ) | |
| 68 | |
| 104 | 69 const vertexBinary = shaderCode[Vertex, Uniforms, FragmentInput](stage=VK_SHADER_STAGE_VERTEX_BIT, version=450, entrypoint="main", "fragpos = pos;") |
| 70 const fragmentBinary = shaderCode[FragmentInput, void, Pixel](stage=VK_SHADER_STAGE_FRAGMENT_BIT, version=450, entrypoint="main", "color = vec4(1, 1, 1, 0);") | |
| 106 | 71 var |
| 72 vertexshader = createShader[Vertex, Uniforms, FragmentInput](device, VK_SHADER_STAGE_VERTEX_BIT, "main", vertexBinary) | |
| 73 fragmentshader = createShader[FragmentInput, void, Pixel](device, VK_SHADER_STAGE_FRAGMENT_BIT, "main", fragmentBinary) | |
| 108 | 74 surfaceFormat = device.physicalDevice.getSurfaceFormats().filterSurfaceFormat() |
| 75 renderpass = device.simpleForwardRenderPass(surfaceFormat.format, vertexshader, fragmentshader, 2) | |
| 76 var (swapchain, res) = device.createSwapchain(renderpass, surfaceFormat, device.firstGraphicsQueue().get().family, 2) | |
| 77 if res != VK_SUCCESS: | |
| 78 raise newException(Exception, "Unable to create swapchain") | |
| 96 | 79 |
| 109 | 80 var thescene = Scene(root: newEntity("scene")) |
| 81 | |
| 96 | 82 echo "All successfull" |
| 108 | 83 for i in 0 ..< 2: |
| 109 | 84 discard swapchain.drawNextFrame(thescene) |
| 108 | 85 echo "Rendered ", swapchain.framesRendered, " frames" |
| 96 | 86 echo "Start cleanup" |
| 93 | 87 |
| 108 | 88 |
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89 # cleanup |
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90 checkVkResult device.vk.vkDeviceWaitIdle() |
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91 vertexshader.destroy() |
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92 fragmentshader.destroy() |
| 98 | 93 renderpass.destroy() |
| 96 | 94 swapchain.destroy() |
| 95 device.destroy() | |
| 93 | 96 |
| 97 debugger.destroy() | |
| 98 instance.destroy() |