annotate tests/test_mesh.nim @ 253:ad078e26a1c7

fix: API changes
author sam <sam@basx.dev>
date Wed, 24 May 2023 01:31:21 +0700
parents beb41c93aa3f
children d16fd73959c1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
1 import semicongine
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
2
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
3 proc main() =
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
4 var ent1 = newEntity("hoho", rect())
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
5 var ent2 = newEntity("hehe", ent1)
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
6 var myScene = newScene("hi", ent2)
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
7 myScene.root.transform = translate3d(0.2'f32, 0'f32, 0'f32)
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
8 myScene.root.children[0].transform = translate3d(0'f32, 0.2'f32, 0'f32)
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
9 var scenes = [
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
10 loadScene("default_cube.glb", "1"),
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
11 # loadScene("default_cube1.glb", "3"),
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
12 # loadScene("default_cube2.glb", "4"),
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
13 # loadScene("flat.glb", "5"),
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
14 # loadScene("tutorialk-donat.glb", "6"),
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
15 # myScene,
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
16 # loadScene("personv3.glb", "2"),
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
17 ]
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
18
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
19 var engine = initEngine("Test meshes")
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
20 const
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
21 vertexInput = @[
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
22 attr[Vec3f]("position", memoryPerformanceHint=PreferFastRead),
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
23 attr[uint8]("material", memoryPerformanceHint=PreferFastRead),
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
24 attr[Vec2f]("texcoord_0", memoryPerformanceHint=PreferFastRead),
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
25 attr[Mat4]("transform", memoryPerformanceHint=PreferFastWrite, perInstance=true),
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
26 ]
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
27 vertexOutput = @[attr[Vec4f]("vertexColor"), #[ attr[Vec2f]("colorTexCoord")]#]
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
28 fragOutput = @[attr[Vec4f]("color")]
245
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
29 uniforms = @[
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
30 attr[Mat4]("projection"),
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
31 attr[Mat4]("view"),
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
32 attr[Vec4f]("material_color", arrayCount=16),
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
33 ]
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
34 samplers = @[
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
35 # attr[Sampler2DType]("material_color_texture", arrayCount=1),
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
36 ]
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
37 vertexCode = compileGlslShader(
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
38 stage=VK_SHADER_STAGE_VERTEX_BIT,
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
39 inputs=vertexInput,
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
40 outputs=vertexOutput,
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
41 uniforms=uniforms,
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
42 samplers=samplers,
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
43 main="""
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
44 gl_Position = vec4(position, 1.0) * (transform * Uniforms.view * Uniforms.projection);
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
45 vertexColor = Uniforms.material_color[material];
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
46 // colorTexCoord = texcoord_0;
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
47 """
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
48 )
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
49 fragmentCode = compileGlslShader(
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
50 stage=VK_SHADER_STAGE_FRAGMENT_BIT,
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
51 inputs=vertexOutput,
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
52 outputs=fragOutput,
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
53 uniforms=uniforms,
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
54 samplers=samplers,
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
55 # main="""color = texture(material_color_texture[0], colorTexCoord) * vertexColor;"""
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
56 main="""color = vertexColor;"""
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
57 )
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
58 engine.setRenderer(engine.gpuDevice.simpleForwardRenderPass(vertexCode, fragmentCode, clearColor=newVec4f(0, 0, 0, 1)))
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
59 for scene in scenes.mitems:
253
ad078e26a1c7 fix: API changes
sam <sam@basx.dev>
parents: 247
diff changeset
60 engine.addScene(scene, vertexInput, samplers, transformAttribute="transform")
245
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
61 scene.addShaderGlobal("projection", Unit4)
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
62 scene.addShaderGlobal("view", Unit4)
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
63 var
247
beb41c93aa3f fix: gltf loading
Sam <sam@basx.dev>
parents: 246
diff changeset
64 size = 1'f32
246
dcbd9f256f6a fix: better defaults
Sam <sam@basx.dev>
parents: 245
diff changeset
65 elevation = 0'f32
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
66 azimut = 0'f32
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
67 currentScene = 0
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
68
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
69 while engine.updateInputs() == Running and not engine.keyIsDown(Escape):
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
70 if engine.keyWasPressed(`1`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
71 currentScene = 0
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
72 elif engine.keyWasPressed(`2`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
73 currentScene = 1
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
74 elif engine.keyWasPressed(`3`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
75 currentScene = 2
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
76 elif engine.keyWasPressed(`4`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
77 currentScene = 3
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
78 elif engine.keyWasPressed(`5`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
79 currentScene = 4
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
80 elif engine.keyWasPressed(`6`):
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
81 currentScene = 5
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
82
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
83 if engine.keyWasPressed(NumberRowExtra3):
246
dcbd9f256f6a fix: better defaults
Sam <sam@basx.dev>
parents: 245
diff changeset
84 size = 0.3'f32
dcbd9f256f6a fix: better defaults
Sam <sam@basx.dev>
parents: 245
diff changeset
85 elevation = 0'f32
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
86 azimut = 0'f32
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
87
246
dcbd9f256f6a fix: better defaults
Sam <sam@basx.dev>
parents: 245
diff changeset
88 let ratio = engine.getWindow().size[0] / engine.getWindow().size[1]
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
89 size *= 1'f32 + engine.mouseWheel() * 0.05
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
90 azimut += engine.mouseMove().x / 180'f32
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
91 elevation -= engine.mouseMove().y / 180'f32
245
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
92 scenes[currentScene].setShaderGlobal("projection", ortho(-ratio, ratio, -1, 1, -1, 1))
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
93 scenes[currentScene].setShaderGlobal(
245
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
94 "view",
a19c9d089f25 add: correct camera calculations
Sam <sam@basx.dev>
parents: 244
diff changeset
95 scale3d(size, size, size) * rotate3d(elevation, newVec3f(1, 0, 0)) * rotate3d(azimut, Yf32)
230
027f6ff06585 add: test mesh
Sam <sam@basx.dev>
parents: 222
diff changeset
96 )
239
f05497ef8fd2 did: nicer test example, scene switching still problematic
Sam <sam@basx.dev>
parents: 230
diff changeset
97 engine.renderScene(scenes[currentScene])
222
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
98 engine.destroy()
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
99
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
100 when isMainModule:
ddfc54036e00 add: basic loading of glTF files (*.glb), no materials yet
Sam <sam@basx.dev>
parents:
diff changeset
101 main()