Mercurial > games > semicongine
annotate tests/test_vulkan_wrapper.nim @ 115:e18538442837
add: comments for further refactoring
| author | Sam <sam@basx.dev> |
|---|---|
| date | Mon, 03 Apr 2023 00:10:08 +0700 |
| parents | 056e08dfad10 |
| children | 40ff2453855e |
| rev | line source |
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| 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 | |
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8 import semicongine/gpu_data |
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9 import semicongine/mesh |
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10 |
| 104 | 11 proc diagnostics(instance: Instance) = |
| 94 | 12 # diagnostic output |
| 115 | 13 # print basic driver infos |
| 14 echo "Layers" | |
| 15 for layer in getLayers(): | |
| 16 echo " " & layer | |
| 17 echo "Instance extensions" | |
| 18 for extension in getInstanceExtensions(): | |
| 19 echo " " & extension | |
| 20 | |
| 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 | |
| 115 | 44 # INIT ENGINE: |
| 104 | 45 # create instance |
| 46 var thewindow = createWindow("Test") | |
| 47 var instance = thewindow.createInstance( | |
| 48 vulkanVersion=VK_MAKE_API_VERSION(0, 1, 3, 0), | |
| 49 instanceExtensions= @["VK_EXT_debug_utils"], | |
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50 layers= @["VK_LAYER_KHRONOS_validation", "VK_LAYER_MESA_overlay"] |
| 104 | 51 ) |
| 52 var debugger = instance.createDebugMessenger() | |
| 93 | 53 # create devices |
| 96 | 54 let selectedPhysicalDevice = instance.getPhysicalDevices().filterBestGraphics() |
| 55 var device = instance.createDevice( | |
| 56 selectedPhysicalDevice, | |
| 57 @[], | |
| 58 @[], | |
| 59 selectedPhysicalDevice.filterForGraphicsPresentationQueues() | |
| 60 ) | |
| 61 | |
| 115 | 62 # INIT RENDERER: |
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63 const |
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64 vertexInput = initAttributeGroup( |
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65 asAttribute(default(Vec3f), "position"), |
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66 asAttribute(default(Vec3f), "color"), |
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67 ) |
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68 vertexOutput = initAttributeGroup(asAttribute(default(Vec3f), "outcolor")) |
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69 fragOutput = initAttributeGroup(asAttribute(default(Vec4f), "color")) |
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70 vertexCode = compileGlslShader( |
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71 stage=VK_SHADER_STAGE_VERTEX_BIT, |
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72 inputs=vertexInput, |
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73 outputs=vertexOutput, |
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74 body="""gl_Position = vec4(position, 1.0); outcolor = color;""" |
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75 ) |
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76 fragmentCode = compileGlslShader( |
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77 stage=VK_SHADER_STAGE_FRAGMENT_BIT, |
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78 inputs=vertexOutput, |
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79 outputs=fragOutput, |
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80 body="color = vec4(outcolor, 1);" |
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81 ) |
| 106 | 82 var |
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83 vertexshader = device.createShaderModule(vertexCode) |
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84 fragmentshader = device.createShaderModule(fragmentCode) |
| 108 | 85 surfaceFormat = device.physicalDevice.getSurfaceFormats().filterSurfaceFormat() |
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86 renderPass = device.simpleForwardRenderPass(surfaceFormat.format, vertexshader, fragmentshader, 2) |
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87 (swapchain, res) = device.createSwapchain(renderPass, surfaceFormat, device.firstGraphicsQueue().get().family, 2) |
| 108 | 88 if res != VK_SUCCESS: |
| 89 raise newException(Exception, "Unable to create swapchain") | |
| 96 | 90 |
| 115 | 91 # INIT SCENE |
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92 var thescene = Scene( |
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93 name: "main", |
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94 root: newEntity("root", |
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95 newEntity("triangle1", initMesh( |
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96 positions=[newVec3f(0.0, -0.5), newVec3f(0.5, 0.5), newVec3f(-0.5, 0.5)], |
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97 colors=[newVec3f(1.0, 0.0, 0.0), newVec3f(0.0, 1.0, 0.0), newVec3f(0.0, 0.0, 1.0)], |
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98 )), |
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99 ) |
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100 ) |
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101 thescene.setupDrawables(renderPass) |
| 109 | 102 |
| 115 | 103 # MAINLOOP |
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104 echo "Setup successfull, start rendering" |
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105 for i in 0 ..< 1000: |
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106 discard swapchain.drawScene(thescene) |
| 108 | 107 echo "Rendered ", swapchain.framesRendered, " frames" |
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108 checkVkResult device.vk.vkDeviceWaitIdle() |
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109 |
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110 # cleanup |
| 96 | 111 echo "Start cleanup" |
| 93 | 112 |
| 115 | 113 # destroy scene |
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114 thescene.destroy() |
| 108 | 115 |
| 115 | 116 # destroy renderer |
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117 vertexshader.destroy() |
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118 fragmentshader.destroy() |
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119 renderPass.destroy() |
| 96 | 120 swapchain.destroy() |
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121 |
| 115 | 122 # destroy engine |
| 96 | 123 device.destroy() |
| 93 | 124 debugger.destroy() |
| 125 instance.destroy() |