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annotate tests/test_text.nim @ 1500:91c8c3b7cbf0

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add: futhark tests for generating vulkan api
author sam <sam@basx.dev>
date Wed, 26 Nov 2025 21:36:48 +0700
parents ab01c577d91c
children
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 import ../semicongine/rendering
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14 import ../semicongine/text
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15 import ../semicongine/input
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16 import ../semicongine/fonts
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17
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18 const MAX_CODEPOINTS = 200
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19 const FONTNAME = "Overhaul.ttf"
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20 # const FONTNAME = "DejaVuSans.ttf"
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21
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22 proc test_01_static_label(time: float32, renderPass: RenderPass) =
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23 var font = loadFont[MAX_CODEPOINTS](FONTNAME, lineHeightPixels = 200)
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24 var renderdata = initRenderData()
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25 var pipeline = createPipeline(GlyphShader[MAX_CODEPOINTS](), renderPass = renderPass)
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26 var textbuffer = font.initTextBuffer(1000, renderdata, baseScale = 0.1)
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27
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28 font.upload(renderdata)
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29 font.addToPipeline(renderdata, pipeline)
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30
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31 # small drop-shadow
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32 discard textbuffer.add(
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33 "Hello semicongine!",
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34 vec3(0.009, -0.009 * getAspectRatio(), 0.2),
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35 color = vec4(0.02, 0.02, 0.02, 1),
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36 scale = 1.01,
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37 )
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38 discard textbuffer.add("Hello semicongine!", vec3(0, 0, 0.1))
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39
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40 var start = getMonoTime()
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41 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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42 let t = getMonoTime()
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43 if windowWasResized():
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44 textbuffer.refresh()
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46 withNextFrame(framebuffer, commandbuffer):
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47 font.bindTo(pipeline, commandbuffer)
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48 withRenderPass(
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49 renderPass,
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50 framebuffer,
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51 commandbuffer,
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52 frameWidth(),
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53 frameHeight(),
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54 vec4(0, 0, 0, 0),
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55 ):
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56 withPipeline(commandbuffer, pipeline):
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57 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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58
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59 # cleanup
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60 checkVkResult vkDeviceWaitIdle(engine().vulkan.device)
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61 destroyPipeline(pipeline)
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62 destroyRenderData(renderdata)
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63
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64 proc test_02_multi_counter(time: float32, renderPass: RenderPass) =
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65 var font1 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 40)
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66 var font2 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 160)
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67 var font3 = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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68 var renderdata = initRenderData()
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69
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70 var pipeline = createPipeline(GlyphShader[MAX_CODEPOINTS](), renderPass = renderPass)
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71
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72 font1.upload(renderdata)
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73 font2.upload(renderdata)
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74 font3.upload(renderdata)
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75 font1.addToPipeline(renderdata, pipeline)
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76 font2.addToPipeline(renderdata, pipeline)
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77 font3.addToPipeline(renderdata, pipeline)
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78
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79 var textbuffer1 = font1.initTextBuffer(10, renderdata, baseScale = 0.1)
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80 var textbuffer2 = font2.initTextBuffer(10, renderdata, baseScale = 0.1)
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81 var textbuffer3 = font3.initTextBuffer(10, renderdata, baseScale = 0.1)
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82
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83 var p = 0
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84 let l1 = textbuffer1.add($(p + 0), vec3(0.3, 0.5), capacity = 5)
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85 let l2 = textbuffer2.add($(p + 1), vec3(0.5, 0.5), capacity = 5)
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86 let l3 = textbuffer3.add($(p + 2), vec3(0.7, 0.5), capacity = 5)
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87
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88 var start = getMonoTime()
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89 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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90 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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91
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92 inc p
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93
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94 textbuffer1.text(l1, $(p + 0))
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95 textbuffer2.text(l2, $(p + 1))
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96 textbuffer3.text(l3, $(p + 2))
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97
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98 textbuffer1.refresh()
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99 textbuffer2.refresh()
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100 textbuffer3.refresh()
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101
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102 withNextFrame(framebuffer, commandbuffer):
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103 withRenderPass(
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104 renderPass,
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105 framebuffer,
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106 commandbuffer,
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107 frameWidth(),
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108 frameHeight(),
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109 vec4(0, 0, 0, 0),
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110 ):
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111 withPipeline(commandbuffer, pipeline):
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112 bindDescriptorSet(commandbuffer, font1.descriptorSet, 3, pipeline)
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113 renderTextBuffer(commandbuffer, pipeline, textbuffer1)
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114 bindDescriptorSet(commandbuffer, font2.descriptorSet, 3, pipeline)
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115 renderTextBuffer(commandbuffer, pipeline, textbuffer2)
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116 bindDescriptorSet(commandbuffer, font3.descriptorSet, 3, pipeline)
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117 renderTextBuffer(commandbuffer, pipeline, textbuffer3)
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118
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119 # cleanup
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120 checkVkResult vkDeviceWaitIdle(engine().vulkan.device)
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121 destroyPipeline(pipeline)
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122 destroyRenderData(renderdata)
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123
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124 proc test_03_layouting(time: float32, renderPass: RenderPass) =
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125 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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126 var renderdata = initRenderData()
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127
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128 var pipeline = createPipeline(GlyphShader[MAX_CODEPOINTS](), renderPass = renderPass)
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129
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130 font.upload(renderdata)
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131 font.addToPipeline(renderdata, pipeline)
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132
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133 var textbuffer = font.initTextBuffer(1000, renderdata, baseScale = 0.1)
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134
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135 discard textbuffer.add("Anchor at center", vec3(0, 0), anchor = vec2(0, 0))
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136 discard textbuffer.add("Anchor at top left`", vec3(-1, 1), anchor = vec2(-1, 1))
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137 discard textbuffer.add("Anchor at top right", vec3(1, 1), anchor = vec2(1, 1))
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138 discard textbuffer.add("Anchor at bottom left", vec3(-1, -1), anchor = vec2(-1, -1))
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139 discard textbuffer.add("Anchor at bottom right", vec3(1, -1), anchor = vec2(1, -1))
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140
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sam <sam@basx.dev>
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141 discard textbuffer.add(
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142 "Mutiline text\nLeft aligned\nCool!", vec3(-0.5, -0.5), alignment = Left
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143 )
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sam <sam@basx.dev>
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144 discard textbuffer.add(
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145 "Mutiline text\nCenter aligned\nCool!!", vec3(0, -0.5), alignment = Center
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146 )
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sam <sam@basx.dev>
parents: 1407
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147 discard textbuffer.add(
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148 "Mutiline text\nRight aligned\nCool!!!", vec3(0.5, -0.5), alignment = Right
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149 )
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sam <sam@basx.dev>
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150
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151 var start = getMonoTime()
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152 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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153 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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154 if windowWasResized():
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155 textbuffer.refresh()
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156
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157 withNextFrame(framebuffer, commandbuffer):
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158 bindDescriptorSet(commandbuffer, font.descriptorSet, 3, pipeline)
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159 withRenderPass(
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160 renderPass,
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161 framebuffer,
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162 commandbuffer,
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163 frameWidth(),
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164 frameHeight(),
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165 vec4(0, 0, 0, 0),
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166 ):
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167 withPipeline(commandbuffer, pipeline):
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168 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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169
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170 # cleanup
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171 checkVkResult vkDeviceWaitIdle(engine().vulkan.device)
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172 destroyPipeline(pipeline)
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173 destroyRenderData(renderdata)
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174
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175 proc test_04_lots_of_texts(time: float32, renderPass: RenderPass) =
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176 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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177 var renderdata = initRenderData()
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178
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179 var pipeline = createPipeline(GlyphShader[MAX_CODEPOINTS](), renderPass = renderPass)
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180
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181 font.upload(renderdata)
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182 font.addToPipeline(renderdata, pipeline)
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183
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184 var textbuffer = font.initTextBuffer(3000, renderdata, baseScale = 0.1)
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185
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186 for i in 0 ..< 1000:
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187 discard textbuffer.add(
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188 $i,
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189 vec3(rand(-0.8 .. 0.8), rand(-0.8 .. 0.8), rand(0.1 .. 0.2)),
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190 color =
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191 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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192 scale = rand(0.5'f32 .. 1.5'f32),
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193 )
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194
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195 var start = getMonoTime()
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196 var last = start
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197 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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198 let n = getMonoTime()
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sam <sam@basx.dev>
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199 echo (n - last).inMicroseconds() / 1000
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sam <sam@basx.dev>
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diff changeset
200 last = n
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201 withNextFrame(framebuffer, commandbuffer):
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sam <sam@basx.dev>
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202 if windowWasResized():
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sam <sam@basx.dev>
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203 textbuffer.refresh()
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sam <sam@basx.dev>
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diff changeset
204 bindDescriptorSet(commandbuffer, font.descriptorSet, 3, pipeline)
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205 withRenderPass(
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206 renderPass,
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diff changeset
207 framebuffer,
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sam <sam@basx.dev>
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208 commandbuffer,
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209 frameWidth(),
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sam <sam@basx.dev>
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210 frameHeight(),
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diff changeset
211 vec4(0, 0, 0, 0),
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sam <sam@basx.dev>
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diff changeset
212 ):
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sam <sam@basx.dev>
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213 withPipeline(commandbuffer, pipeline):
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sam <sam@basx.dev>
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diff changeset
214 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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215
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diff changeset
216 # cleanup
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217 checkVkResult vkDeviceWaitIdle(engine().vulkan.device)
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sam <sam@basx.dev>
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218 destroyPipeline(pipeline)
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sam <sam@basx.dev>
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219 destroyRenderData(renderdata)
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diff changeset
220
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221 when isMainModule:
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diff changeset
222 var time = 3'f32
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223 initEngine("Test text")
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224
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225 # for depthBuffer in [true, false]:
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226 var renderpass = createDirectPresentationRenderPass(depthBuffer = true)
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227 setupSwapchain(renderpass = renderpass)
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228
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229 # tests a simple triangle with minimalistic shader and vertex format
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230 test_01_static_label(time, renderpass)
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sam <sam@basx.dev>
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diff changeset
231 test_02_multi_counter(time, renderpass)
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sam <sam@basx.dev>
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diff changeset
232 test_03_layouting(time, renderpass)
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233 test_04_lots_of_texts(time, renderpass)
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234
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235 checkVkResult vkDeviceWaitIdle(engine().vulkan.device)
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diff changeset
236 destroyRenderPass(renderpass)
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diff changeset
237 clearSwapchain()
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238
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diff changeset
239 destroyVulkan()