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comparison tests/test_rendering.nim @ 1203:6360c8d17ce0 compiletime-tests

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did: preprations to add rendering tests
author sam <sam@basx.dev>
date Mon, 15 Jul 2024 20:06:42 +0700
parents
children e2901100a596
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1202:a8864fe6fe6e 1203:6360c8d17ce0
1 import std/options
2 import ../semicongine
3
4 var
5 mainRenderpass: VkRenderPass
6 swapchain: Swapchain
7
8 proc test_01_gl_triangle() =
9 var renderdata = InitRenderData()
10
11 type
12 TrianglShader = object
13 position {.VertexAttribute.}: Vec3f
14 color {.VertexAttribute.}: Vec3f
15 fragmentColor {.Pass.}: Vec3f
16 outColor {.ShaderOutput.}: Vec4f
17 # code
18 vertexCode: string = """void main() {
19 fragmentColor = color;
20 gl_Position = vec4(position, 1);}"""
21 fragmentCode: string = """void main() {
22 outColor = vec4(fragmentColor, 1);}"""
23 TriangleMesh = object
24 position: GPUArray[Vec3f, VertexBuffer]
25 color: GPUArray[Vec3f, VertexBuffer]
26 Empty = object
27 var mesh = TriangleMesh(
28 position: asGPUArray([NewVec3f(-0.5, -0.5), NewVec3f(-0.5, 0.5), NewVec3f(0.5, -0.5)], VertexBuffer),
29 color: asGPUArray([NewVec3f(0, 0, 1), NewVec3f(0, 1, 0), NewVec3f(1, 0, 0)], VertexBuffer),
30 )
31
32 var
33 pipeline = CreatePipeline[TrianglShader](renderPass = mainRenderpass)
34 a, b: Empty
35
36 while UpdateInputs():
37 WithNextFrame(swapchain, framebuffer, commandbuffer):
38 WithRenderPass(mainRenderpass, framebuffer, commandbuffer, swapchain.width, swapchain.height, NewVec4f(0, 0, 0, 0)):
39 WithPipeline(commandbuffer, pipeline):
40 # WithBind(commandBuffer, a, b, pipeline, swapchain.currentFiF.int):
41 Render(
42 commandbuffer = commandbuffer,
43 pipeline = pipeline,
44 globalSet = a,
45 materialSet = b,
46 mesh = mesh,
47 )
48
49 # cleanup
50 DestroyPipeline(pipeline)
51 DestroyRenderData(renderdata)
52
53
54 when isMainModule:
55 mainRenderpass = CreatePresentationRenderPass()
56 swapchain = InitSwapchain(renderpass = mainRenderpass).get()
57
58 test_01_gl_triangle()
59
60 checkVkResult vkDeviceWaitIdle(vulkan.device)
61 vkDestroyRenderPass(vulkan.device, mainRenderpass, nil)
62 DestroySwapchain(swapchain)
63 DestroyVulkan()