Mercurial > games > semicongine
annotate tests/test_vulkan_wrapper.nim @ 120:2780d9aad142
add: better mesh support, indexed mesh
| author | Sam <sam@basx.dev> |
|---|---|
| date | Thu, 06 Apr 2023 00:30:56 +0700 |
| parents | 40ff2453855e |
| children | dfaddaf96f09 |
| rev | line source |
|---|---|
| 117 | 1 import std/os |
| 96 | 2 import std/options |
| 3 | |
| 117 | 4 import semicongine |
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5 |
| 104 | 6 proc diagnostics(instance: Instance) = |
| 94 | 7 # diagnostic output |
| 115 | 8 # print basic driver infos |
| 9 echo "Layers" | |
| 10 for layer in getLayers(): | |
| 11 echo " " & layer | |
| 12 echo "Instance extensions" | |
| 13 for extension in getInstanceExtensions(): | |
| 14 echo " " & extension | |
| 15 | |
| 93 | 16 echo "Devices" |
| 17 for device in instance.getPhysicalDevices(): | |
| 18 echo " " & $device | |
| 96 | 19 echo " Rating: " & $device.rateGraphics() |
| 93 | 20 echo " Extensions" |
| 21 for extension in device.getExtensions(): | |
| 22 echo " " & $extension | |
| 96 | 23 echo " Properties" |
| 24 echo " " & $device.getProperties() | |
| 25 echo " Features" | |
| 26 echo " " & $device.getFeatures() | |
| 93 | 27 echo " Queue families" |
| 28 for queueFamily in device.getQueueFamilies(): | |
| 29 echo " " & $queueFamily | |
| 94 | 30 echo " Surface present modes" |
| 96 | 31 for mode in device.getSurfacePresentModes(): |
| 94 | 32 echo " " & $mode |
| 33 echo " Surface formats" | |
| 96 | 34 for format in device.getSurfaceFormats(): |
| 94 | 35 echo " " & $format |
| 93 | 36 |
| 104 | 37 when isMainModule: |
| 115 | 38 # INIT ENGINE: |
| 104 | 39 # create instance |
| 40 var thewindow = createWindow("Test") | |
| 41 var instance = thewindow.createInstance( | |
| 42 vulkanVersion=VK_MAKE_API_VERSION(0, 1, 3, 0), | |
| 43 instanceExtensions= @["VK_EXT_debug_utils"], | |
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44 layers= @["VK_LAYER_KHRONOS_validation", "VK_LAYER_MESA_overlay"] |
| 104 | 45 ) |
| 46 var debugger = instance.createDebugMessenger() | |
| 93 | 47 # create devices |
| 96 | 48 let selectedPhysicalDevice = instance.getPhysicalDevices().filterBestGraphics() |
| 49 var device = instance.createDevice( | |
| 50 selectedPhysicalDevice, | |
| 51 @[], | |
| 120 | 52 @["VK_EXT_index_type_uint8"], |
| 96 | 53 selectedPhysicalDevice.filterForGraphicsPresentationQueues() |
| 54 ) | |
| 55 | |
| 115 | 56 # INIT RENDERER: |
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57 const |
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58 vertexInput = initAttributeGroup( |
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59 asAttribute(default(Vec3f), "position"), |
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60 asAttribute(default(Vec3f), "color"), |
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61 ) |
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62 vertexOutput = initAttributeGroup(asAttribute(default(Vec3f), "outcolor")) |
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63 fragOutput = initAttributeGroup(asAttribute(default(Vec4f), "color")) |
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64 vertexCode = compileGlslShader( |
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65 stage=VK_SHADER_STAGE_VERTEX_BIT, |
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66 inputs=vertexInput, |
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67 outputs=vertexOutput, |
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68 body="""gl_Position = vec4(position, 1.0); outcolor = color;""" |
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69 ) |
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70 fragmentCode = compileGlslShader( |
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71 stage=VK_SHADER_STAGE_FRAGMENT_BIT, |
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72 inputs=vertexOutput, |
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73 outputs=fragOutput, |
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74 body="color = vec4(outcolor, 1);" |
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75 ) |
| 106 | 76 var |
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77 vertexshader = device.createShaderModule(vertexCode) |
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78 fragmentshader = device.createShaderModule(fragmentCode) |
| 108 | 79 surfaceFormat = device.physicalDevice.getSurfaceFormats().filterSurfaceFormat() |
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80 renderPass = device.simpleForwardRenderPass(surfaceFormat.format, vertexshader, fragmentshader, 2) |
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81 (swapchain, res) = device.createSwapchain(renderPass, surfaceFormat, device.firstGraphicsQueue().get().family, 2) |
| 108 | 82 if res != VK_SUCCESS: |
| 83 raise newException(Exception, "Unable to create swapchain") | |
| 96 | 84 |
| 115 | 85 # INIT SCENE |
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86 var thescene = Scene( |
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87 name: "main", |
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88 root: newEntity("root", |
| 117 | 89 newEntity("triangle1", newMesh( |
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90 positions=[newVec3f(0.0, -0.5), newVec3f(0.5, 0.5), newVec3f(-0.5, 0.5)], |
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91 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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92 )), |
| 120 | 93 newEntity("triangle1b", newMesh( |
| 94 positions=[newVec3f(0.0, -0.4), newVec3f(0.4, 0.4), newVec3f(-0.4, 0.5)], | |
| 95 colors=[newVec3f(1.0, 0.0, 0.0), newVec3f(0.0, 1.0, 0.0), newVec3f(0.0, 0.0, 1.0)], | |
| 96 )), | |
| 97 newEntity("triangle2a", newMesh( | |
| 98 positions=[newVec3f(0.0, 0.5), newVec3f(0.5, -0.5), newVec3f(-0.5, -0.5)], | |
| 99 colors=[newVec3f(1.0, 0.0, 0.0), newVec3f(0.0, 1.0, 0.0), newVec3f(0.0, 0.0, 1.0)], | |
| 100 indices=[[0'u16, 2'u16, 1'u16]] | |
| 101 )), | |
| 102 newEntity("triangle2b", newMesh( | |
| 103 positions=[newVec3f(0.0, 0.4), newVec3f(0.4, -0.4), newVec3f(-0.4, -0.4)], | |
| 104 colors=[newVec3f(1.0, 0.0, 0.0), newVec3f(0.0, 1.0, 0.0), newVec3f(0.0, 0.0, 1.0)], | |
| 105 indices=[[0'u16, 2'u16, 1'u16]] | |
| 106 )), | |
| 107 newEntity("triangle3a", newMesh( | |
| 108 positions=[newVec3f(0.4, 0.5), newVec3f(0.9, -0.3), newVec3f(0.0, -0.3)], | |
| 109 colors=[newVec3f(1.0, 1.0, 0.0), newVec3f(1.0, 1.0, 0.0), newVec3f(1.0, 1.0, 0.0)], | |
| 110 indices=[[0'u32, 2'u32, 1'u32]], | |
| 111 autoResize=false | |
| 112 )), | |
| 113 newEntity("triangle3b", newMesh( | |
| 114 positions=[newVec3f(0.4, 0.5), newVec3f(0.9, -0.3), newVec3f(0.0, -0.3)], | |
| 115 colors=[newVec3f(1.0, 1.0, 0.0), newVec3f(1.0, 1.0, 0.0), newVec3f(1.0, 1.0, 0.0)], | |
| 116 indices=[[0'u32, 2'u32, 1'u32]], | |
| 117 autoResize=false | |
| 118 )), | |
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119 ) |
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120 ) |
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121 thescene.setupDrawables(renderPass) |
| 109 | 122 |
| 115 | 123 # MAINLOOP |
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124 echo "Setup successfull, start rendering" |
| 120 | 125 for i in 0 ..< 10000: |
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126 discard swapchain.drawScene(thescene) |
| 108 | 127 echo "Rendered ", swapchain.framesRendered, " frames" |
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128 checkVkResult device.vk.vkDeviceWaitIdle() |
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129 |
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130 # cleanup |
| 96 | 131 echo "Start cleanup" |
| 93 | 132 |
| 115 | 133 # destroy scene |
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134 thescene.destroy() |
| 108 | 135 |
| 115 | 136 # destroy renderer |
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137 vertexshader.destroy() |
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138 fragmentshader.destroy() |
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139 renderPass.destroy() |
| 96 | 140 swapchain.destroy() |
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141 |
| 115 | 142 # destroy engine |
| 96 | 143 device.destroy() |
| 93 | 144 debugger.destroy() |
| 145 instance.destroy() |