Mercurial > games > semicongine
annotate tests/test_vulkan_wrapper.nim @ 111:6fd10b7e2d6a
did: allow runtime shader-input definitions
| author | Sam <sam@basx.dev> |
|---|---|
| date | Fri, 31 Mar 2023 16:00:16 +0700 |
| parents | 8d24727c9795 |
| children | 0c5a74885796 |
| rev | line source |
|---|---|
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1 import std/os |
| 96 | 2 import std/options |
| 3 | |
| 93 | 4 import semicongine/vulkan |
| 94 | 5 import semicongine/platform/window |
| 98 | 6 import semicongine/math |
| 109 | 7 import semicongine/entity |
| 8 import semicongine/scene | |
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9 import semicongine/gpu_data |
| 93 | 10 |
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11 type |
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12 Vertex = object |
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13 pos: Vec3 |
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14 FragmentInput = object |
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15 fragpos: Vec3 |
| 102 | 16 Uniforms = object |
| 17 time: float32 | |
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18 Pixel = object |
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19 color: Vec4 |
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20 |
| 104 | 21 proc diagnostics(instance: Instance) = |
| 94 | 22 # diagnostic output |
| 93 | 23 echo "Devices" |
| 24 for device in instance.getPhysicalDevices(): | |
| 25 echo " " & $device | |
| 96 | 26 echo " Rating: " & $device.rateGraphics() |
| 93 | 27 echo " Extensions" |
| 28 for extension in device.getExtensions(): | |
| 29 echo " " & $extension | |
| 96 | 30 echo " Properties" |
| 31 echo " " & $device.getProperties() | |
| 32 echo " Features" | |
| 33 echo " " & $device.getFeatures() | |
| 93 | 34 echo " Queue families" |
| 35 for queueFamily in device.getQueueFamilies(): | |
| 36 echo " " & $queueFamily | |
| 94 | 37 echo " Surface present modes" |
| 96 | 38 for mode in device.getSurfacePresentModes(): |
| 94 | 39 echo " " & $mode |
| 40 echo " Surface formats" | |
| 96 | 41 for format in device.getSurfaceFormats(): |
| 94 | 42 echo " " & $format |
| 93 | 43 |
| 104 | 44 when isMainModule: |
| 45 # print basic driver infos | |
| 46 echo "Layers" | |
| 47 for layer in getLayers(): | |
| 48 echo " " & layer | |
| 49 echo "Instance extensions" | |
| 50 for extension in getInstanceExtensions(): | |
| 51 echo " " & extension | |
| 52 | |
| 53 # create instance | |
| 54 var thewindow = createWindow("Test") | |
| 55 var instance = thewindow.createInstance( | |
| 56 vulkanVersion=VK_MAKE_API_VERSION(0, 1, 3, 0), | |
| 57 instanceExtensions= @["VK_EXT_debug_utils"], | |
| 58 layers= @["VK_LAYER_KHRONOS_validation"] | |
| 59 ) | |
| 60 var debugger = instance.createDebugMessenger() | |
| 61 | |
| 93 | 62 # create devices |
| 96 | 63 let selectedPhysicalDevice = instance.getPhysicalDevices().filterBestGraphics() |
| 64 var device = instance.createDevice( | |
| 65 selectedPhysicalDevice, | |
| 66 @[], | |
| 67 @[], | |
| 68 selectedPhysicalDevice.filterForGraphicsPresentationQueues() | |
| 69 ) | |
| 70 | |
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71 const inputs = AttributeGroup(attributes: @[attr(name="pos", thetype=Float32, components=3)]) |
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72 const uniforms = AttributeGroup() |
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73 const outputs = AttributeGroup(attributes: @[attr(name="fragpos", thetype=Float32, components=3)]) |
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74 const fragOutput = AttributeGroup(attributes: @[attr(name="color", thetype=Float32, components=4)]) |
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75 const vertexBinary = shaderCode(inputs=inputs, uniforms=uniforms, outputs=outputs, stage=VK_SHADER_STAGE_VERTEX_BIT, version=450, entrypoint="main", "fragpos = pos;") |
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76 const fragmentBinary = shaderCode(inputs=outputs, uniforms=uniforms, outputs=fragOutput, stage=VK_SHADER_STAGE_FRAGMENT_BIT, version=450, entrypoint="main", "color = vec4(1, 1, 1, 0);") |
| 106 | 77 var |
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78 vertexshader = device.createShader(inputs, uniforms, outputs, VK_SHADER_STAGE_VERTEX_BIT, "main", vertexBinary) |
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79 fragmentshader = device.createShader(inputs, uniforms, outputs, VK_SHADER_STAGE_FRAGMENT_BIT, "main", fragmentBinary) |
| 108 | 80 surfaceFormat = device.physicalDevice.getSurfaceFormats().filterSurfaceFormat() |
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81 renderPass = device.simpleForwardRenderPass(surfaceFormat.format, vertexshader, fragmentshader, 2) |
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82 var (swapchain, res) = device.createSwapchain(renderPass, surfaceFormat, device.firstGraphicsQueue().get().family, 2) |
| 108 | 83 if res != VK_SUCCESS: |
| 84 raise newException(Exception, "Unable to create swapchain") | |
| 96 | 85 |
| 109 | 86 var thescene = Scene(root: newEntity("scene")) |
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87 thescene.setupDrawables(renderPass) |
| 109 | 88 |
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89 echo "Setup successfull, start rendering" |
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90 for i in 0 ..< 10: |
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91 discard swapchain.drawScene(thescene) |
| 108 | 92 echo "Rendered ", swapchain.framesRendered, " frames" |
| 96 | 93 echo "Start cleanup" |
| 93 | 94 |
| 108 | 95 |
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96 # cleanup |
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97 checkVkResult device.vk.vkDeviceWaitIdle() |
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98 vertexshader.destroy() |
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99 fragmentshader.destroy() |
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100 renderPass.destroy() |
| 96 | 101 swapchain.destroy() |
| 102 device.destroy() | |
| 93 | 103 |
| 104 debugger.destroy() | |
| 105 instance.destroy() |