Mercurial > games > semicongine
annotate tests/test_materials.nim @ 923:27fdf971354d
fix: wording
| author | sam <sam@basx.dev> |
|---|---|
| date | Thu, 21 Mar 2024 15:50:10 +0700 |
| parents | 91e018270832 |
| children | 6406766a222d |
| rev | line source |
|---|---|
| 201 | 1 import std/times |
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2 import std/tables |
| 201 | 3 |
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4 import semicongine |
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5 |
| 332 | 6 let |
| 7 sampler = Sampler(magnification: VK_FILTER_NEAREST, minification: VK_FILTER_NEAREST) | |
| 352 | 8 (RT, WT, PT) = (toRGBA("A51931").asPixel, toRGBA("F4F5F8").asPixel, toRGBA("2D2A4A").asPixel) |
| 420 | 9 thai = Image[RGBAPixel](width: 7, height: 5, imagedata: @[ |
| 332 | 10 RT, RT, RT, RT, RT, RT, RT, |
| 11 WT, WT, WT, WT, WT, WT, WT, | |
| 12 PT, PT, PT, PT, PT, PT, PT, | |
| 13 WT, WT, WT, WT, WT, WT, WT, | |
| 14 RT, RT, RT, RT, RT, RT, RT, | |
| 15 ]) | |
| 420 | 16 swiss = loadImage[RGBAPixel]("flag.png") |
| 373 | 17 doubleTextureMaterial = MaterialType( |
| 420 | 18 name: "Double texture", |
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19 vertexAttributes: { |
| 373 | 20 "position": Vec3F32, |
| 21 "uv": Vec2F32, | |
| 22 }.toTable, | |
| 23 attributes: {"tex1": TextureType, "tex2": TextureType}.toTable | |
| 24 ) | |
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25 material = initMaterialData( |
| 420 | 26 theType = doubleTextureMaterial, |
| 27 name = "swiss-thai", | |
| 28 attributes = { | |
| 29 "tex1": initDataList(@[Texture(colorImage: thai, sampler: sampler, isGrayscale: false)]), | |
| 30 "tex2": initDataList(@[Texture(colorImage: swiss, sampler: sampler, isGrayscale: false)]), | |
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31 } |
| 373 | 32 ) |
| 332 | 33 |
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34 proc main() = |
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35 var flag = rect() |
| 373 | 36 flag.material = material |
| 332 | 37 var scene = Scene(name: "main", meshes: @[flag]) |
| 230 | 38 scene.addShaderGlobalArray("test2", @[0'f32, 0'f32]) |
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39 |
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40 var engine = initEngine("Test materials") |
| 253 | 41 |
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42 const |
| 332 | 43 shaderConfiguration1 = createShaderConfiguration( |
| 420 | 44 inputs = [ |
| 45 attr[Vec3f]("position", memoryPerformanceHint = PreferFastRead), | |
| 46 attr[Vec2f]("uv", memoryPerformanceHint = PreferFastRead), | |
| 332 | 47 ], |
| 420 | 48 intermediates = [ |
| 332 | 49 attr[Vec2f]("uvout"), |
| 50 ], | |
| 420 | 51 uniforms = [attr[float32]("test2", arrayCount = 2)], |
| 332 | 52 samplers = @[ |
| 420 | 53 attr[Texture]("tex1", arrayCount = 1), |
| 54 attr[Texture]("tex2", arrayCount = 1), | |
| 332 | 55 ], |
| 420 | 56 outputs = [attr[Vec4f]("color")], |
| 57 vertexCode = """ | |
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58 gl_Position = vec4(position.x, position.y + sin(Uniforms.test2[1]) / Uniforms.test2[1] * 0.5, position.z, 1.0); |
| 332 | 59 uvout = uv;""", |
| 420 | 60 fragmentCode = """ |
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61 float d = sin(Uniforms.test2[0]) * 0.5 + 0.5; |
| 332 | 62 color = texture(tex1[0], uvout) * (1 - d) + texture(tex2[0], uvout) * d; |
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63 """, |
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64 ) |
| 332 | 65 engine.initRenderer({ |
| 373 | 66 doubleTextureMaterial: shaderConfiguration1, |
| 344 | 67 }) |
| 373 | 68 engine.loadScene(scene) |
| 201 | 69 var t = cpuTime() |
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70 while engine.updateInputs() == Running and not engine.keyIsDown(Escape): |
| 230 | 71 var d = float32(cpuTime() - t) |
| 72 setShaderGlobalArray(scene, "test2", @[d, d * 2]) | |
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73 engine.renderScene(scene) |
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74 engine.destroy() |
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75 |
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76 |
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77 when isMainModule: |
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78 main() |