Mercurial > games > semicongine

annotate tests/test_text.nim @ 1408:17d960ff6a24

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did: implement decent text rendering (I hope, we'll see)
author sam <sam@basx.dev>
date Sun, 22 Dec 2024 22:32:12 +0700
parents 56f927b89716
children 5a56f8ac328b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 import std/os
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2 import std/algorithm
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3 import std/strutils
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4 import std/sequtils
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5 import std/monotimes
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6 import std/times
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7 import std/tables
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8 import std/options
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9 import std/random
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10 import std/unicode
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11
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12 import ../semicongine
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13
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14 const MAX_CODEPOINTS = 200
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15 const FONTNAME = "Overhaul.ttf"
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16 # const FONTNAME = "DejaVuSans.ttf"
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17
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18 proc test_01_static_label(time: float32) =
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19 var font = loadFont[MAX_CODEPOINTS](FONTNAME, lineHeightPixels = 200)
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20 var renderdata = initRenderData()
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21 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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22 renderPass = vulkan.swapchain.renderPass
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23 )
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24 var textbuffer = font.initTextBuffer(1000, baseScale = 0.1)
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26 assignBuffers(renderdata, textbuffer)
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27 assignBuffers(renderdata, font.descriptorSet)
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28 uploadImages(renderdata, font.descriptorSet)
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29 initDescriptorSet(renderdata, pipeline.layout(0), font.descriptorSet)
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30
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31 discard textbuffer.add("Hello semicongine!", vec3())
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32
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33 var start = getMonoTime()
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34 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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35 let t = getMonoTime()
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36 if windowWasResized():
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37 textbuffer.refresh()
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38
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39 withNextFrame(framebuffer, commandbuffer):
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40 bindDescriptorSet(commandbuffer, font.descriptorSet, 0, pipeline)
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41 withRenderPass(
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42 vulkan.swapchain.renderPass,
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43 framebuffer,
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44 commandbuffer,
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45 vulkan.swapchain.width,
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46 vulkan.swapchain.height,
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47 vec4(0, 0, 0, 0),
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48 ):
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49 withPipeline(commandbuffer, pipeline):
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50 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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51
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52 # cleanup
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53 checkVkResult vkDeviceWaitIdle(vulkan.device)
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54 destroyPipeline(pipeline)
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55 destroyRenderData(renderdata)
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56
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57 proc test_02_multi_counter(time: float32) =
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58 var font1 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 40)
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59 var font2 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 160)
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60 var font3 = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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61 var renderdata = initRenderData()
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62
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63 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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64 renderPass = vulkan.swapchain.renderPass
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65 )
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67 assignBuffers(renderdata, font1.descriptorSet)
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68 assignBuffers(renderdata, font2.descriptorSet)
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69 assignBuffers(renderdata, font3.descriptorSet)
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70 uploadImages(renderdata, font1.descriptorSet)
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71 uploadImages(renderdata, font2.descriptorSet)
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72 uploadImages(renderdata, font3.descriptorSet)
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73 initDescriptorSet(renderdata, pipeline.layout(0), font1.descriptorSet)
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74 initDescriptorSet(renderdata, pipeline.layout(0), font2.descriptorSet)
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75 initDescriptorSet(renderdata, pipeline.layout(0), font3.descriptorSet)
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76
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77 var textbuffer1 = font1.initTextBuffer(10, baseScale = 0.1)
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78 var textbuffer2 = font2.initTextBuffer(10, baseScale = 0.1)
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79 var textbuffer3 = font3.initTextBuffer(10, baseScale = 0.1)
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81 assignBuffers(renderdata, textbuffer1)
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82 assignBuffers(renderdata, textbuffer2)
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83 assignBuffers(renderdata, textbuffer3)
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84
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85 var p = 0
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86 let l1 = textbuffer1.add($(p + 0), vec3(0.3, 0.5), capacity = 5)
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87 let l2 = textbuffer2.add($(p + 1), vec3(0.5, 0.5), capacity = 5)
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88 let l3 = textbuffer3.add($(p + 2), vec3(0.7, 0.5), capacity = 5)
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89
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90 var start = getMonoTime()
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91 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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92 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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93
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94 inc p
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95
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96 textbuffer1.text(l1, $(p + 0))
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97 textbuffer2.text(l2, $(p + 1))
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98 textbuffer3.text(l3, $(p + 2))
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99
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100 textbuffer1.refresh()
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101 textbuffer2.refresh()
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102 textbuffer3.refresh()
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103
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104 withNextFrame(framebuffer, commandbuffer):
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105 withRenderPass(
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106 vulkan.swapchain.renderPass,
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107 framebuffer,
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108 commandbuffer,
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109 vulkan.swapchain.width,
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110 vulkan.swapchain.height,
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111 vec4(0, 0, 0, 0),
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112 ):
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113 withPipeline(commandbuffer, pipeline):
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114 bindDescriptorSet(commandbuffer, font1.descriptorSet, 0, pipeline)
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115 renderTextBuffer(commandbuffer, pipeline, textbuffer1)
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116 bindDescriptorSet(commandbuffer, font2.descriptorSet, 0, pipeline)
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117 renderTextBuffer(commandbuffer, pipeline, textbuffer2)
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118 bindDescriptorSet(commandbuffer, font3.descriptorSet, 0, pipeline)
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119 renderTextBuffer(commandbuffer, pipeline, textbuffer3)
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120
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121 # cleanup
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122 checkVkResult vkDeviceWaitIdle(vulkan.device)
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123 destroyPipeline(pipeline)
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124 destroyRenderData(renderdata)
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125
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126 proc test_03_layouting(time: float32) =
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127 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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128 var renderdata = initRenderData()
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129
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130 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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131 renderPass = vulkan.swapchain.renderPass
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132 )
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133
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134 assignBuffers(renderdata, font.descriptorSet)
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135 uploadImages(renderdata, font.descriptorSet)
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136 initDescriptorSet(renderdata, pipeline.layout(0), font.descriptorSet)
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137
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138 var textbuffer = font.initTextBuffer(1000, baseScale = 0.1)
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139 assignBuffers(renderdata, textbuffer)
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140
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141 discard textbuffer.add("Anchor at center", vec3(0, 0), anchor = vec2(0, 0))
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142 discard textbuffer.add("Anchor at top left`", vec3(-1, 1), anchor = vec2(-1, 1))
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143 discard textbuffer.add("Anchor at top right", vec3(1, 1), anchor = vec2(1, 1))
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144 discard textbuffer.add("Anchor at bottom left", vec3(-1, -1), anchor = vec2(-1, -1))
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145 discard textbuffer.add("Anchor at bottom right", vec3(1, -1), anchor = vec2(1, -1))
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parents: 1407
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146
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147 discard textbuffer.add(
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148 "Mutiline text\nLeft aligned\nCool!", vec3(-0.5, -0.5), alignment = Left
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149 )
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150 discard textbuffer.add(
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151 "Mutiline text\nCenter aligned\nCool!!", vec3(0, -0.5), alignment = Center
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parents: 1407
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152 )
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153 discard textbuffer.add(
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154 "Mutiline text\nRight aligned\nCool!!!", vec3(0.5, -0.5), alignment = Right
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parents: 1407
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155 )
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parents: 1407
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156
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157 var start = getMonoTime()
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158 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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159 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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160 if windowWasResized():
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161 textbuffer.refresh()
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162
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163 withNextFrame(framebuffer, commandbuffer):
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164 bindDescriptorSet(commandbuffer, font.descriptorSet, 0, pipeline)
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165 withRenderPass(
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166 vulkan.swapchain.renderPass,
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sam <sam@basx.dev>
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167 framebuffer,
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168 commandbuffer,
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169 vulkan.swapchain.width,
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170 vulkan.swapchain.height,
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171 vec4(0, 0, 0, 0),
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172 ):
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173 withPipeline(commandbuffer, pipeline):
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174 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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175
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176 # cleanup
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177 checkVkResult vkDeviceWaitIdle(vulkan.device)
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178 destroyPipeline(pipeline)
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179 destroyRenderData(renderdata)
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180
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181 proc test_04_lots_of_texts(time: float32) =
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182 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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183 var renderdata = initRenderData()
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184
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185 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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186 renderPass = vulkan.swapchain.renderPass
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187 )
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188
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189 assignBuffers(renderdata, font.descriptorSet)
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190 uploadImages(renderdata, font.descriptorSet)
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191 initDescriptorSet(renderdata, pipeline.layout(0), font.descriptorSet)
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192
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193 var textbuffer = font.initTextBuffer(3000, baseScale = 0.1)
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194 assignBuffers(renderdata, textbuffer)
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195
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196 for i in 0 ..< 1000:
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197 discard textbuffer.add(
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198 $i,
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199 vec3(rand(-0.8 .. 0.8), rand(-0.8 .. 0.8), rand(-0.1 .. 0.1)),
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200 color =
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201 vec4(rand(0.5 .. 1.0), rand(0.5 .. 1.0), rand(0.5 .. 1.0), rand(0.5 .. 1.0)),
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sam <sam@basx.dev>
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202 scale = rand(0.5'f32 .. 1.5'f32),
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203 )
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204
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205 var start = getMonoTime()
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206 var last = start
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207 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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208 let n = getMonoTime()
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sam <sam@basx.dev>
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diff changeset
209 echo (n - last).inMicroseconds() / 1000
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sam <sam@basx.dev>
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diff changeset
210 last = n
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diff changeset
211 withNextFrame(framebuffer, commandbuffer):
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sam <sam@basx.dev>
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diff changeset
212 if windowWasResized():
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sam <sam@basx.dev>
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diff changeset
213 textbuffer.refresh()
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diff changeset
214 bindDescriptorSet(commandbuffer, font.descriptorSet, 0, pipeline)
1332
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diff changeset
215 withRenderPass(
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sam <sam@basx.dev>
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diff changeset
216 vulkan.swapchain.renderPass,
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sam <sam@basx.dev>
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diff changeset
217 framebuffer,
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sam <sam@basx.dev>
parents: 1329
diff changeset
218 commandbuffer,
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diff changeset
219 vulkan.swapchain.width,
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diff changeset
220 vulkan.swapchain.height,
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diff changeset
221 vec4(0, 0, 0, 0),
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sam <sam@basx.dev>
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diff changeset
222 ):
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diff changeset
223 withPipeline(commandbuffer, pipeline):
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diff changeset
224 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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diff changeset
225
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sam <sam@basx.dev>
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diff changeset
226 # cleanup
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227 checkVkResult vkDeviceWaitIdle(vulkan.device)
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228 destroyPipeline(pipeline)
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229 destroyRenderData(renderdata)
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diff changeset
230
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parents:
diff changeset
231 when isMainModule:
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diff changeset
232 var time = 1'f32
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233 initVulkan()
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234
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sam <sam@basx.dev>
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diff changeset
235 for depthBuffer in [true, false]:
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diff changeset
236 var renderpass = createDirectPresentationRenderPass(depthBuffer = depthBuffer)
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diff changeset
237 setupSwapchain(renderpass = renderpass)
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diff changeset
238
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diff changeset
239 # tests a simple triangle with minimalistic shader and vertex format
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diff changeset
240 test_01_static_label(time)
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sam <sam@basx.dev>
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diff changeset
241 test_02_multi_counter(time)
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diff changeset
242 test_03_layouting(time)
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sam <sam@basx.dev>
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diff changeset
243 test_04_lots_of_texts(time)
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diff changeset
244
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sam <sam@basx.dev>
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diff changeset
245 checkVkResult vkDeviceWaitIdle(vulkan.device)
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sam <sam@basx.dev>
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diff changeset
246 vkDestroyRenderPass(vulkan.device, renderpass.vk, nil)
1283
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sam <sam@basx.dev>
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diff changeset
247 clearSwapchain()
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248
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diff changeset
249 destroyVulkan()