Mercurial > games > semicongine

annotate tests/test_mesh.nim @ 795:4a15d94d9418

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
fix: remaining tests and an issue with updating uniforms
author Sam <sam@basx.dev>
date Mon, 04 Sep 2023 00:48:00 +0700
parents 59c54c4486c4
children b83b3a1ccb05
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
1 import std/algorithm
779
a2c14402acd2 fix: test not running with temporary new material system
Sam <sam@basx.dev>
parents: 777
diff changeset
2 import std/sequtils
a2c14402acd2 fix: test not running with temporary new material system
Sam <sam@basx.dev>
parents: 777
diff changeset
3 import std/tables
683
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
4 import semicongine
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
5
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
6 proc main() =
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
7 # var myScene = Scene(name: "hi", meshes: @[rect()])
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
8 # myScene.meshes[0].transform = translate3d(0.2'f32, 0'f32, 0'f32)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
9 # myScene.root[0].transform = translate3d(0'f32, 0.2'f32, 0'f32)
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
10 var scenes = [
729
7b72da29ad8d update shader to work correctly
Sam <sam@basx.dev>
parents: 714
diff changeset
11 # loadScene("default_cube.glb", "1"),
708
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
12 # loadScene("default_cube1.glb", "3"),
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
13 # loadScene("default_cube2.glb", "4"),
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
14 # loadScene("flat.glb", "5"),
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
15 Scene(name: "Donut", meshes: loadMeshes("tutorialk-donat.glb")[0].toSeq),
708
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
16 # myScene,
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
17 # loadScene("personv3.glb", "2"),
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
18 ]
683
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
19
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
20 var engine = initEngine("Test meshes")
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
21 const
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
22 shaderConfiguration = createShaderConfiguration(
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
23 inputs=[
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
24 attr[Vec3f]("position", memoryPerformanceHint=PreferFastRead),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
25 attr[uint16]("materialIndex", memoryPerformanceHint=PreferFastRead),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
26 attr[Vec2f]("texcoord_0", memoryPerformanceHint=PreferFastRead),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
27 attr[Mat4]("transform", memoryPerformanceHint=PreferFastWrite, perInstance=true),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
28 ],
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
29 intermediates=[
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
30 attr[Vec4f]("vertexColor"),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
31 attr[Vec2f]("colorTexCoord"),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
32 attr[uint16]("materialIndexOut", noInterpolation=true)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
33 ],
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
34 outputs=[attr[Vec4f]("color")],
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
35 uniforms=[
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
36 attr[Mat4]("projection"),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
37 attr[Mat4]("view"),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
38 attr[Vec4f]("baseColorFactor", arrayCount=4),
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
39 ],
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
40 samplers=[attr[Texture]("baseColorTexture", arrayCount=4)],
730
88ab3e6dcaa0 add: simpler shader construction
Sam <sam@basx.dev>
parents: 729
diff changeset
41 vertexCode="""
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
42 gl_Position = vec4(position, 1.0) * (transform * Uniforms.view * Uniforms.projection);
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
43 vertexColor = Uniforms.baseColorFactor[materialIndex];
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
44 colorTexCoord = texcoord_0;
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
45 materialIndexOut = materialIndex;
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
46 """,
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
47 fragmentCode="color = texture(baseColorTexture[materialIndexOut], colorTexCoord) * vertexColor;"
683
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
48 )
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
49 engine.initRenderer({
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
50 "Material": shaderConfiguration,
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
51 "Material.001": shaderConfiguration,
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
52 "Material.002": shaderConfiguration,
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
53 "Material.004": shaderConfiguration,
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
54 }.toTable)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
55
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
56 for scene in scenes.mitems:
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
57 scene.addShaderGlobal("projection", Unit4F32)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
58 scene.addShaderGlobal("view", Unit4F32)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
59 var materials: Table[uint16, Material]
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
60 for mesh in scene.meshes:
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
61 if not materials.contains(mesh.material.index):
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
62 materials[mesh.material.index] = mesh.material
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
63 let baseColors = sortedByIt(values(materials).toSeq, it.index).mapIt(getValue[Vec4f](it.constants["baseColorFactor"], 0))
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
64 let baseTextures = sortedByIt(values(materials).toSeq, it.index).mapIt(it.textures["baseColorTexture"])
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
65 for t in baseTextures:
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
66 echo "- ", t
779
a2c14402acd2 fix: test not running with temporary new material system
Sam <sam@basx.dev>
parents: 777
diff changeset
67 scene.addShaderGlobalArray("baseColorFactor", baseColors)
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
68 scene.addShaderGlobalArray("baseColorTexture", baseTextures)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
69 engine.addScene(scene)
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
70
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
71 var
708
3bb199dd45ba fix: gltf loading
Sam <sam@basx.dev>
parents: 707
diff changeset
72 size = 1'f32
707
3742bba2293f fix: better defaults
Sam <sam@basx.dev>
parents: 706
diff changeset
73 elevation = 0'f32
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
74 azimut = 0'f32
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
75 currentScene = 0
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
76
683
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
77 while engine.updateInputs() == Running and not engine.keyIsDown(Escape):
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
78 if engine.keyWasPressed(`1`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
79 currentScene = 0
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
80 elif engine.keyWasPressed(`2`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
81 currentScene = 1
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
82 elif engine.keyWasPressed(`3`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
83 currentScene = 2
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
84 elif engine.keyWasPressed(`4`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
85 currentScene = 3
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
86 elif engine.keyWasPressed(`5`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
87 currentScene = 4
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
88 elif engine.keyWasPressed(`6`):
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
89 currentScene = 5
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
90
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
91 if engine.keyWasPressed(NumberRowExtra3):
707
3742bba2293f fix: better defaults
Sam <sam@basx.dev>
parents: 706
diff changeset
92 size = 0.3'f32
3742bba2293f fix: better defaults
Sam <sam@basx.dev>
parents: 706
diff changeset
93 elevation = 0'f32
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
94 azimut = 0'f32
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
95
707
3742bba2293f fix: better defaults
Sam <sam@basx.dev>
parents: 706
diff changeset
96 let ratio = engine.getWindow().size[0] / engine.getWindow().size[1]
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
97 size *= 1'f32 + engine.mouseWheel() * 0.05
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
98 azimut += engine.mouseMove().x / 180'f32
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
99 elevation -= engine.mouseMove().y / 180'f32
706
0936ae49f0c4 add: correct camera calculations
Sam <sam@basx.dev>
parents: 705
diff changeset
100 scenes[currentScene].setShaderGlobal("projection", ortho(-ratio, ratio, -1, 1, -1, 1))
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
101 scenes[currentScene].setShaderGlobal(
706
0936ae49f0c4 add: correct camera calculations
Sam <sam@basx.dev>
parents: 705
diff changeset
102 "view",
794
59c54c4486c4 fix: material handling, gltf loading, loader example
Sam <sam@basx.dev>
parents: 779
diff changeset
103 scale(size, size, size) * rotate(elevation, newVec3f(1, 0, 0)) * rotate(azimut, Yf32)
691
9182a5d2ea3a add: test mesh
Sam <sam@basx.dev>
parents: 683
diff changeset
104 )
700
abc0d97392cb did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 691
diff changeset
105 engine.renderScene(scenes[currentScene])
683
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
106 engine.destroy()
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
107
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
108 when isMainModule:
2ca938595aea add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
109 main()