Mercurial > games > semicongine

comparison examples/E01_hello_triangle.nim @ 1140:5934c5615f13

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did: update all examples to work with latest refactoring
author sam <sam@basx.dev>
date Sat, 08 Jun 2024 15:16:17 +0700
parents 114f395b9144
children
comparison
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1139:114f395b9144 1140:5934c5615f13
2 2
3 import ../semicongine 3 import ../semicongine
4 4
5 # shader setup 5 # shader setup
6 const 6 const
7 shaderConfiguration = createShaderConfiguration( 7 shaderConfiguration = CreateShaderConfiguration(
8 name = "default shader", 8 name = "default shader",
9 inputs = [ 9 inputs = [
10 attr[Vec3f]("position"), 10 Attr[Vec3f]("position"),
11 attr[Vec4f]("color"), 11 Attr[Vec4f]("color"),
12 ], 12 ],
13 intermediates = [attr[Vec4f]("outcolor")], 13 intermediates = [Attr[Vec4f]("outcolor")],
14 outputs = [attr[Vec4f]("color")], 14 outputs = [Attr[Vec4f]("color")],
15 vertexCode = "gl_Position = vec4(position, 1.0); outcolor = color;", 15 vertexCode = "gl_Position = vec4(position, 1.0); outcolor = color;",
16 fragmentCode = "color = outcolor;", 16 fragmentCode = "color = outcolor;",
17 ) 17 )
18 18
19 # scene setup 19 # scene setup
20 var 20 var
21 scene = Scene(name: "scene", 21 scene = Scene(name: "scene",
22 meshes: @[newMesh( 22 meshes: @[NewMesh(
23 positions = [NewVec3f(-0.5, 0.5), NewVec3f(0, -0.5), NewVec3f(0.5, 0.5)], 23 positions = [NewVec3f(-0.5, 0.5), NewVec3f(0, -0.5), NewVec3f(0.5, 0.5)],
24 colors = [NewVec4f(1, 0, 0, 1), NewVec4f(0, 1, 0, 1), NewVec4f(0, 0, 1, 1)], 24 colors = [NewVec4f(1, 0, 0, 1), NewVec4f(0, 1, 0, 1), NewVec4f(0, 0, 1, 1)],
25 material = VERTEX_COLORED_MATERIAL.InitMaterialData() 25 material = VERTEX_COLORED_MATERIAL.InitMaterialData()
26 )] 26 )]
27 ) 27 )
28 myengine = initEngine("Hello triangle", showFps = true) 28 myengine = InitEngine("Hello triangle", showFps = true)
29 29
30 myengine.initRenderer({VERTEX_COLORED_MATERIAL: shaderConfiguration}, inFlightFrames = 2) 30 myengine.InitRenderer({VERTEX_COLORED_MATERIAL: shaderConfiguration}, inFlightFrames = 2)
31 myengine.loadScene(scene) 31 myengine.LoadScene(scene)
32 32
33 while myengine.UpdateInputs() and not KeyWasPressed(Escape): 33 while myengine.UpdateInputs() and not KeyWasPressed(Escape):
34 transform[Vec3f](scene.meshes[0][], "position", scale(1.001, 1.001)) 34 Transform[Vec3f](scene.meshes[0][], "position", Scale(1.001, 1.001))
35 myengine.renderScene(scene) 35 myengine.RenderScene(scene)
36 36
37 myengine.destroy() 37 myengine.Destroy()