Mercurial > games > semicongine

annotate tests/test_text.nim @ 1410:99d5b42cf32d

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did: simplify text rendering API
author sam <sam@basx.dev>
date Thu, 26 Dec 2024 11:20:47 +0700
parents 5a56f8ac328b
children bc6782c0edd6
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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, renderdata, baseScale = 0.1)
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26 font.upload(renderdata)
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27 font.addToPipeline(renderdata, pipeline)
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28
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29 discard textbuffer.add("Hello semicongine!", vec3())
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30
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31 var start = getMonoTime()
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32 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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33 let t = getMonoTime()
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34 if windowWasResized():
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35 textbuffer.refresh()
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37 withNextFrame(framebuffer, commandbuffer):
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38 font.bindTo(pipeline, commandbuffer)
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39 withRenderPass(
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40 vulkan.swapchain.renderPass,
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41 framebuffer,
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42 commandbuffer,
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43 vulkan.swapchain.width,
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44 vulkan.swapchain.height,
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45 vec4(0, 0, 0, 0),
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46 ):
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47 withPipeline(commandbuffer, pipeline):
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48 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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49
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50 # cleanup
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51 checkVkResult vkDeviceWaitIdle(vulkan.device)
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52 destroyPipeline(pipeline)
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53 destroyRenderData(renderdata)
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54
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55 proc test_02_multi_counter(time: float32) =
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56 var font1 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 40)
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57 var font2 = loadFont[MAX_CODEPOINTS]("Overhaul.ttf", lineHeightPixels = 160)
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58 var font3 = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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59 var renderdata = initRenderData()
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60
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61 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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62 renderPass = vulkan.swapchain.renderPass
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63 )
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64
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65 font1.upload(renderdata)
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66 font2.upload(renderdata)
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67 font3.upload(renderdata)
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68 font1.addToPipeline(renderdata, pipeline)
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69 font2.addToPipeline(renderdata, pipeline)
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70 font3.addToPipeline(renderdata, pipeline)
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71
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72 var textbuffer1 = font1.initTextBuffer(10, renderdata, baseScale = 0.1)
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73 var textbuffer2 = font2.initTextBuffer(10, renderdata, baseScale = 0.1)
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74 var textbuffer3 = font3.initTextBuffer(10, renderdata, baseScale = 0.1)
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75
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76 var p = 0
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77 let l1 = textbuffer1.add($(p + 0), vec3(0.3, 0.5), capacity = 5)
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78 let l2 = textbuffer2.add($(p + 1), vec3(0.5, 0.5), capacity = 5)
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79 let l3 = textbuffer3.add($(p + 2), vec3(0.7, 0.5), capacity = 5)
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80
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81 var start = getMonoTime()
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82 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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83 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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84
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85 inc p
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86
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87 textbuffer1.text(l1, $(p + 0))
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88 textbuffer2.text(l2, $(p + 1))
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89 textbuffer3.text(l3, $(p + 2))
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90
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91 textbuffer1.refresh()
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92 textbuffer2.refresh()
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93 textbuffer3.refresh()
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94
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95 withNextFrame(framebuffer, commandbuffer):
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96 withRenderPass(
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97 vulkan.swapchain.renderPass,
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98 framebuffer,
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99 commandbuffer,
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100 vulkan.swapchain.width,
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101 vulkan.swapchain.height,
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102 vec4(0, 0, 0, 0),
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103 ):
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104 withPipeline(commandbuffer, pipeline):
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105 bindDescriptorSet(commandbuffer, font1.descriptorSet, 3, pipeline)
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106 renderTextBuffer(commandbuffer, pipeline, textbuffer1)
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107 bindDescriptorSet(commandbuffer, font2.descriptorSet, 3, pipeline)
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108 renderTextBuffer(commandbuffer, pipeline, textbuffer2)
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109 bindDescriptorSet(commandbuffer, font3.descriptorSet, 3, pipeline)
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110 renderTextBuffer(commandbuffer, pipeline, textbuffer3)
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111
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112 # cleanup
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113 checkVkResult vkDeviceWaitIdle(vulkan.device)
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114 destroyPipeline(pipeline)
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115 destroyRenderData(renderdata)
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116
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117 proc test_03_layouting(time: float32) =
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118 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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119 var renderdata = initRenderData()
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120
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121 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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122 renderPass = vulkan.swapchain.renderPass
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123 )
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124
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125 font.upload(renderdata)
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126 font.addToPipeline(renderdata, pipeline)
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127
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128 var textbuffer = font.initTextBuffer(1000, renderdata, baseScale = 0.1)
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129
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130 discard textbuffer.add("Anchor at center", vec3(0, 0), anchor = vec2(0, 0))
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131 discard textbuffer.add("Anchor at top left`", vec3(-1, 1), anchor = vec2(-1, 1))
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132 discard textbuffer.add("Anchor at top right", vec3(1, 1), anchor = vec2(1, 1))
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133 discard textbuffer.add("Anchor at bottom left", vec3(-1, -1), anchor = vec2(-1, -1))
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134 discard textbuffer.add("Anchor at bottom right", vec3(1, -1), anchor = vec2(1, -1))
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135
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136 discard textbuffer.add(
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137 "Mutiline text\nLeft aligned\nCool!", vec3(-0.5, -0.5), alignment = Left
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138 )
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139 discard textbuffer.add(
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140 "Mutiline text\nCenter aligned\nCool!!", vec3(0, -0.5), alignment = Center
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141 )
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142 discard textbuffer.add(
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143 "Mutiline text\nRight aligned\nCool!!!", vec3(0.5, -0.5), alignment = Right
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144 )
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145
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146 var start = getMonoTime()
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147 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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148 let progress = ((getMonoTime() - start).inMilliseconds().int / 1000) / time
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149 if windowWasResized():
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150 textbuffer.refresh()
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151
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152 withNextFrame(framebuffer, commandbuffer):
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153 bindDescriptorSet(commandbuffer, font.descriptorSet, 3, pipeline)
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154 withRenderPass(
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155 vulkan.swapchain.renderPass,
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156 framebuffer,
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157 commandbuffer,
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158 vulkan.swapchain.width,
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159 vulkan.swapchain.height,
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160 vec4(0, 0, 0, 0),
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161 ):
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162 withPipeline(commandbuffer, pipeline):
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163 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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164
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165 # cleanup
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166 checkVkResult vkDeviceWaitIdle(vulkan.device)
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167 destroyPipeline(pipeline)
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168 destroyRenderData(renderdata)
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169
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170 proc test_04_lots_of_texts(time: float32) =
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171 var font = loadFont[MAX_CODEPOINTS]("DejaVuSans.ttf", lineHeightPixels = 160)
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172 var renderdata = initRenderData()
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173
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174 var pipeline = createPipeline[GlyphShader[MAX_CODEPOINTS]](
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175 renderPass = vulkan.swapchain.renderPass
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176 )
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177
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178 font.upload(renderdata)
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179 font.addToPipeline(renderdata, pipeline)
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180
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181 var textbuffer = font.initTextBuffer(3000, renderdata, baseScale = 0.1)
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182
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183 for i in 0 ..< 1000:
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184 discard textbuffer.add(
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185 $i,
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186 vec3(rand(-0.8 .. 0.8), rand(-0.8 .. 0.8), rand(-0.1 .. 0.1)),
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187 color =
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188 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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189 scale = rand(0.5'f32 .. 1.5'f32),
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190 )
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191
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192 var start = getMonoTime()
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193 var last = start
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194 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
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195 let n = getMonoTime()
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196 echo (n - last).inMicroseconds() / 1000
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197 last = n
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198 withNextFrame(framebuffer, commandbuffer):
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199 if windowWasResized():
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200 textbuffer.refresh()
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201 bindDescriptorSet(commandbuffer, font.descriptorSet, 3, pipeline)
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202 withRenderPass(
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203 vulkan.swapchain.renderPass,
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204 framebuffer,
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205 commandbuffer,
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206 vulkan.swapchain.width,
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207 vulkan.swapchain.height,
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208 vec4(0, 0, 0, 0),
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209 ):
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210 withPipeline(commandbuffer, pipeline):
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211 renderTextBuffer(commandbuffer, pipeline, textbuffer)
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212
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213 # cleanup
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214 checkVkResult vkDeviceWaitIdle(vulkan.device)
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215 destroyPipeline(pipeline)
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216 destroyRenderData(renderdata)
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217
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218 when isMainModule:
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219 var time = 1'f32
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220 initVulkan()
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221
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222 for depthBuffer in [true, false]:
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223 var renderpass = createDirectPresentationRenderPass(depthBuffer = depthBuffer)
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224 setupSwapchain(renderpass = renderpass)
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225
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226 # tests a simple triangle with minimalistic shader and vertex format
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227 test_01_static_label(time)
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228 test_02_multi_counter(time)
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229 test_03_layouting(time)
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230 test_04_lots_of_texts(time)
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diff changeset
231
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232 checkVkResult vkDeviceWaitIdle(vulkan.device)
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233 vkDestroyRenderPass(vulkan.device, renderpass.vk, nil)
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234 clearSwapchain()
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235
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236 destroyVulkan()