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comparison tests/test_text.nim @ 1236:176383220123

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add: first font-rendering test
author sam <sam@basx.dev>
date Sat, 20 Jul 2024 17:45:44 +0700
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children 97813ac43cfb
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1235:c70fee6568f6 1236:176383220123
1 import std/os
2 import std/sequtils
3 import std/monotimes
4 import std/times
5 import std/options
6 import std/random
7
8 import ../semiconginev2
9
10 proc test_01_static_label(time: float32, swapchain: var Swapchain) =
11 var renderdata = InitRenderData()
12
13 # scale: float32 = 1,
14 # position: Vec3f = NewVec3f(),
15 # color: Vec4f = NewVec4f(0, 0, 0, 1),
16
17 var pipeline = CreatePipeline[DefaultFontShader](renderPass = swapchain.renderPass)
18
19 var font = LoadFont("Overhaul.ttf", lineHeightPixels = 160)
20 var label1 = InitTextbox(
21 renderdata,
22 pipeline.descriptorSetLayouts[0],
23 font,
24 "Hello semicongine!",
25 color = NewVec4f(1, 1, 1, 1),
26 scale = 0.0005,
27 )
28
29 var start = getMonoTime()
30 while ((getMonoTime() - start).inMilliseconds().int / 1000) < time:
31 label1.Refresh(swapchain.GetAspectRatio())
32 WithNextFrame(swapchain, framebuffer, commandbuffer):
33 WithRenderPass(swapchain.renderPass, framebuffer, commandbuffer, swapchain.width, swapchain.height, NewVec4f(0, 0, 0, 0)):
34 WithPipeline(commandbuffer, pipeline):
35 Render(label1, commandbuffer, pipeline, swapchain.currentFiF)
36
37 # cleanup
38 checkVkResult vkDeviceWaitIdle(vulkan.device)
39 DestroyPipeline(pipeline)
40 DestroyRenderData(renderdata)
41
42 when isMainModule:
43 var time = 10'f32
44 InitVulkan()
45
46 var renderpass = CreateDirectPresentationRenderPass(depthBuffer = true)
47 var swapchain = InitSwapchain(renderpass = renderpass).get()
48
49 # tests a simple triangle with minimalistic shader and vertex format
50 test_01_static_label(time, swapchain)
51
52 checkVkResult vkDeviceWaitIdle(vulkan.device)
53 vkDestroyRenderPass(vulkan.device, renderpass.vk, nil)
54 DestroySwapchain(swapchain)
55
56 DestroyVulkan()